added class fields to outline
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / parser / Parser.java
index 80f61c9..d2b5e96 100644 (file)
@@ -1,13 +1,11 @@
-/**********************************************************************
- Copyright (c) 2002 Klaus Hartlage - www.eclipseproject.de
- All rights reserved. This program and the accompanying material
- are made available under the terms of the Common Public License v1.0
- which accompanies this distribution, and is available at
- http://www.eclipse.org/legal/cpl-v10.html
-
- Contributors:
- Klaus Hartlage - www.eclipseproject.de
- **********************************************************************/
+/*******************************************************************************
+ * Copyright (c) 2002 Klaus Hartlage - www.eclipseproject.de All rights
+ * reserved. This program and the accompanying material are made available under
+ * the terms of the Common Public License v1.0 which accompanies this
+ * distribution, and is available at http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors: Klaus Hartlage - www.eclipseproject.de
+ ******************************************************************************/
 package net.sourceforge.phpdt.internal.compiler.parser;
 import java.util.ArrayList;
 
@@ -20,3977 +18,4078 @@ import net.sourceforge.phpdt.internal.compiler.lookup.CompilerModifiers;
 import net.sourceforge.phpdt.internal.compiler.lookup.TypeConstants;
 import net.sourceforge.phpdt.internal.compiler.problem.ProblemReporter;
 import net.sourceforge.phpdt.internal.compiler.problem.ProblemSeverities;
+import net.sourceforge.phpdt.internal.compiler.util.Util;
 import net.sourceforge.phpeclipse.internal.compiler.ast.AbstractMethodDeclaration;
 import net.sourceforge.phpeclipse.internal.compiler.ast.AstNode;
 import net.sourceforge.phpeclipse.internal.compiler.ast.CompilationUnitDeclaration;
 import net.sourceforge.phpeclipse.internal.compiler.ast.FieldDeclaration;
+import net.sourceforge.phpeclipse.internal.compiler.ast.ImportReference;
 import net.sourceforge.phpeclipse.internal.compiler.ast.MethodDeclaration;
 import net.sourceforge.phpeclipse.internal.compiler.ast.SingleTypeReference;
 import net.sourceforge.phpeclipse.internal.compiler.ast.TypeDeclaration;
-import net.sourceforge.phpdt.internal.compiler.util.Util;
 
 import org.eclipse.core.resources.IFile;
 public class Parser //extends PHPParserSuperclass
-    implements ITerminalSymbols, CompilerModifiers, ParserBasicInformation {
-  //internal data for the automat
-  protected final static int StackIncrement = 255;
-  protected int stateStackTop;
-  protected int[] stack = new int[StackIncrement];
-  public int firstToken; // handle for multiple parsing goals
-  public int lastAct; //handle for multiple parsing goals
-  protected RecoveredElement currentElement;
-  public static boolean VERBOSE_RECOVERY = false;
-  protected boolean diet = false; //tells the scanner to jump over some
-  // parts of the code/expressions like
-  // method bodies
-  //scanner token
-  public Scanner scanner;
-  private ArrayList phpList;
-  private int currentPHPString;
-  private boolean phpEnd;
-  // private static HashMap keywordMap = null;
-  private String str;
-  // current character
-  //  char ch;
-  // current token
-  int token;
-  // row counter for syntax errors:
-  //int rowCount;
-  // column counter for syntax errors:
-  //int columnCount;
-  //int chIndx;
-  //
-  //   // current identifier
-  //   String identifier;
-  Long longNumber;
-  Double doubleNumber;
-  private String stringValue;
-  /** Contains the current expression. */
-  // private StringBuffer expression;
-  //private boolean phpMode;
-  protected int modifiers;
-  protected int modifiersSourceStart;
-  protected Parser(ProblemReporter problemReporter) {
-    this.problemReporter = problemReporter;
-    this.options = problemReporter.options;
-    this.currentPHPString = 0;
-    //         PHPParserSuperclass.fileToParse = fileToParse;
-    this.phpList = null;
-    this.str = "";
-    this.token = TokenNameEOF;
-    //    this.chIndx = 0;
-    //    this.rowCount = 1;
-    //    this.columnCount = 0;
-    this.phpEnd = false;
-    //   getNextToken();
-    this.initializeScanner();
-  }
-  public void setFileToParse(IFile fileToParse) {
-    this.currentPHPString = 0;
-    //    PHPParserSuperclass.fileToParse = fileToParse;
-    this.phpList = null;
-    this.str = "";
-    this.token = TokenNameEOF;
-    this.phpEnd = false;
-    this.initializeScanner();
-  }
-  /**
-   * ClassDeclaration Constructor.
-   * 
-   * @param s
-   * @param sess
-   *            Description of Parameter
-   * @see
-   */
-  public Parser(IFile fileToParse) {
-    //    if (keywordMap == null) {
-    //      keywordMap = new HashMap();
-    //      for (int i = 0; i < PHP_KEYWORS.length; i++) {
-    //        keywordMap.put(PHP_KEYWORS[i], new Integer(PHP_KEYWORD_TOKEN[i]));
-    //      }
-    //    }
-    this.currentPHPString = 0;
-    //    PHPParserSuperclass.fileToParse = fileToParse;
-    this.phpList = null;
-    this.str = "";
-    this.token = TokenNameEOF;
-    //    this.chIndx = 0;
-    //    this.rowCount = 1;
-    //    this.columnCount = 0;
-    this.phpEnd = false;
-    //   getNextToken();
-    this.initializeScanner();
-  }
-  public void initializeScanner() {
-       this.scanner = new Scanner(
-               false /*comment*/, 
-               false /*whitespace*/, 
-               this.options.getSeverity(CompilerOptions.NonExternalizedString) != ProblemSeverities.Ignore /*nls*/, 
-               false, 
-               false, 
-               this.options.taskTags/*taskTags*/,
-               this.options.taskPriorites/*taskPriorities*/);
-  }
-  /**
-   * Create marker for the parse error
-   */
-  //  private void setMarker(String message, int charStart, int charEnd, int
-  // errorLevel) {
-  //    setMarker(fileToParse, message, charStart, charEnd, errorLevel);
-  //  }
-  /**
-   * This method will throw the SyntaxError. It will add the good lines and
-   * columns to the Error
-   * 
-   * @param error
-   *            the error message
-   * @throws SyntaxError
-   *             the error raised
-   */
-  private void throwSyntaxError(String error) {
-    int problemStartPosition = scanner.getCurrentTokenStartPosition();
-    int problemEndPosition = scanner.getCurrentTokenEndPosition();
-    throwSyntaxError(error, problemStartPosition, problemEndPosition + 1);
-  }
-  /**
-   * This method will throw the SyntaxError. It will add the good lines and
-   * columns to the Error
-   * 
-   * @param error
-   *            the error message
-   * @throws SyntaxError
-   *             the error raised
-   */
-  //  private void throwSyntaxError(String error, int startRow) {
-  //    throw new SyntaxError(startRow, 0, " ", error);
-  //  }
-  private void throwSyntaxError(String error, int problemStartPosition,
-      int problemEndPosition) {
-    problemReporter
-        .phpParsingError(new String[]{error}, problemStartPosition,
-            problemEndPosition, referenceContext,
-            compilationUnit.compilationResult);
-    throw new SyntaxError(1, 0, " ", error);
-  }
-  private void reportSyntaxError(String error, int problemStartPosition,
-      int problemEndPosition) {
-    problemReporter
-        .phpParsingError(new String[]{error}, problemStartPosition,
-            problemEndPosition, referenceContext,
-            compilationUnit.compilationResult);
-  }
-  private void reportSyntaxWarning(String error, int problemStartPosition,
-      int problemEndPosition) {
-    problemReporter.phpParsingWarning(new String[]{error},
-        problemStartPosition, problemEndPosition, referenceContext,
-        compilationUnit.compilationResult);
-  }
-  /**
-   * Method Declaration.
-   * 
-   * @see
-   */
-  //  private void getChar() {
-  //    if (str.length() > chIndx) {
-  //      ch = str.charAt(chIndx++);
-  //
-  //      return;
-  //    }
-  //
-  //    chIndx = str.length() + 1;
-  //    ch = ' ';
-  //    // token = TokenNameEOF;
-  //    phpEnd = true;
-  //  }
-  /**
-   * gets the next token from input
-   */
-  private void getNextToken() {
-    try {
-      token = scanner.getNextToken();
-      if (Scanner.DEBUG) {
-        int currentEndPosition = scanner.getCurrentTokenEndPosition();
-        int currentStartPosition = scanner.getCurrentTokenStartPosition();
-        System.out
-            .print(currentStartPosition + "," + currentEndPosition + ": ");
-        System.out.println(scanner.toStringAction(token));
-      }
-    } catch (InvalidInputException e) {
-      token = TokenNameERROR;
-    }
-    return;
-  }
-  public void init(String s) {
-    this.str = s;
-    this.token = TokenNameEOF;
-    //    this.chIndx = 0;
-    //    this.rowCount = 1;
-    //    this.columnCount = 0;
-    this.phpEnd = false;
-    //    this.phpMode = false;
-    /* scanner initialization */
-    scanner.setSource(s.toCharArray());
-    scanner.setPHPMode(false);
-  }
-  protected void initialize(boolean phpMode) {
-    compilationUnit = null;
-    referenceContext = null;
-    this.str = "";
-    this.token = TokenNameEOF;
-    //    this.chIndx = 0;
-    //    this.rowCount = 1;
-    //    this.columnCount = 0;
-    this.phpEnd = false;
-    //    this.phpMode = phpMode;
-    scanner.setPHPMode(phpMode);
-  }
-  /**
-   * Parses a string with php tags i.e. '&lt;body&gt; &lt;?php phpinfo() ?&gt;
-   * &lt;/body&gt;'
-   */
-  public void parse(String s) {
-    init(s);
-    parse();
-  }
-  /**
-   * Parses a string with php tags i.e. '&lt;body&gt; &lt;?php phpinfo() ?&gt;
-   * &lt;/body&gt;'
-   */
-  protected void parse() {
-    getNextToken();
-    do {
-      try {
-        if (token != TokenNameEOF && token != TokenNameERROR) {
-          statementList();
-        }
-        if (token != TokenNameEOF) {
-          if (token == TokenNameERROR) {
-            throwSyntaxError("Scanner error (Found unknown token: "
-                + scanner.toStringAction(token) + ")");
-          }
-          if (token == TokenNameRPAREN) {
-            throwSyntaxError("Too many closing ')'; end-of-file not reached.");
-          }
-          if (token == TokenNameRBRACE) {
-            throwSyntaxError("Too many closing '}'; end-of-file not reached.");
-          }
-          if (token == TokenNameRBRACKET) {
-            throwSyntaxError("Too many closing ']'; end-of-file not reached.");
-          }
-          if (token == TokenNameLPAREN) {
-            throwSyntaxError("Read character '('; end-of-file not reached.");
-          }
-          if (token == TokenNameLBRACE) {
-            throwSyntaxError("Read character '{';  end-of-file not reached.");
-          }
-          if (token == TokenNameLBRACKET) {
-            throwSyntaxError("Read character '[';  end-of-file not reached.");
-          }
-          throwSyntaxError("End-of-file not reached.");
-        }
-        break;
-      } catch (SyntaxError sytaxErr1) {
-        // setMarker(sytaxErr1.getMessage(), sytaxErr1.getLine(),
-        // ERROR);
-        //        setMarker(sytaxErr1.getMessage(),
-        // scanner.getCurrentTokenStartPosition(),
-        // scanner.getCurrentTokenEndPosition(), ERROR);
-        try {
-          // if an error occured,
-          // try to find keywords 'class' or 'function'
-          // to parse the rest of the string
-          while (token != TokenNameEOF && token != TokenNameERROR) {
-            if (token == TokenNameabstract || token == TokenNamefinal
-                || token == TokenNameclass || token == TokenNamefunction) {
-              break;
-            }
-            getNextToken();
-          }
-          if (token == TokenNameEOF || token == TokenNameERROR) {
-            break;
-          }
-        } catch (SyntaxError sytaxErr2) {
-          //    setMarker(sytaxErr2.getMessage(), sytaxErr2.getLine(),
-          // ERROR);
-          //          setMarker(sytaxErr2.getMessage(),
-          // scanner.getCurrentTokenStartPosition(),
-          // scanner.getCurrentTokenEndPosition(), ERROR);
-          break;
-        }
-      }
-    } while (true);
-    
-    endParse(0);
-  }
-    
-  protected CompilationUnitDeclaration endParse(int act) {
+               implements ITerminalSymbols, CompilerModifiers, ParserBasicInformation {
+       //internal data for the automat
+       protected final static int StackIncrement = 255;
+       protected int stateStackTop;
+       protected int[] stack = new int[StackIncrement];
+       public int firstToken; // handle for multiple parsing goals
+       public int lastAct; //handle for multiple parsing goals
+       protected RecoveredElement currentElement;
+       public static boolean VERBOSE_RECOVERY = false;
+       protected boolean diet = false; //tells the scanner to jump over some
+       // parts of the code/expressions like
+       // method bodies
+       //scanner token
+       public Scanner scanner;
+       private ArrayList phpList;
+       private int currentPHPString;
+       private boolean phpEnd;
+       // private static HashMap keywordMap = null;
+       private String str;
+       // current character
+       //  char ch;
+       // current token
+       int token;
+       // row counter for syntax errors:
+       //int rowCount;
+       // column counter for syntax errors:
+       //int columnCount;
+       //int chIndx;
+       //
+       //      // current identifier
+       //      String identifier;
+       Long longNumber;
+       Double doubleNumber;
+       private String stringValue;
+       /** Contains the current expression. */
+       // private StringBuffer expression;
+       //private boolean phpMode;
+       protected int modifiers;
+       protected int modifiersSourceStart;
+       protected Parser(ProblemReporter problemReporter) {
+               this.problemReporter = problemReporter;
+               this.options = problemReporter.options;
+               this.currentPHPString = 0;
+               //              PHPParserSuperclass.fileToParse = fileToParse;
+               this.phpList = null;
+               this.str = "";
+               this.token = TokenNameEOF;
+               //    this.chIndx = 0;
+               //    this.rowCount = 1;
+               //    this.columnCount = 0;
+               this.phpEnd = false;
+               //   getNextToken();
+               this.initializeScanner();
+       }
+       public void setFileToParse(IFile fileToParse) {
+               this.currentPHPString = 0;
+               //    PHPParserSuperclass.fileToParse = fileToParse;
+               this.phpList = null;
+               this.str = "";
+               this.token = TokenNameEOF;
+               this.phpEnd = false;
+               this.initializeScanner();
+       }
+       /**
+        * ClassDeclaration Constructor.
+        * 
+        * @param s
+        * @param sess
+        *            Description of Parameter
+        * @see
+        */
+       public Parser(IFile fileToParse) {
+               //    if (keywordMap == null) {
+               //      keywordMap = new HashMap();
+               //      for (int i = 0; i < PHP_KEYWORS.length; i++) {
+               //        keywordMap.put(PHP_KEYWORS[i], new Integer(PHP_KEYWORD_TOKEN[i]));
+               //      }
+               //    }
+               this.currentPHPString = 0;
+               //    PHPParserSuperclass.fileToParse = fileToParse;
+               this.phpList = null;
+               this.str = "";
+               this.token = TokenNameEOF;
+               //    this.chIndx = 0;
+               //    this.rowCount = 1;
+               //    this.columnCount = 0;
+               this.phpEnd = false;
+               //   getNextToken();
+               this.initializeScanner();
+       }
+       public void initializeScanner() {
+               this.scanner = new Scanner(
+                               false /* comment */,
+                               false /* whitespace */,
+                               this.options.getSeverity(CompilerOptions.NonExternalizedString) != ProblemSeverities.Ignore /* nls */,
+                               false, false, this.options.taskTags/* taskTags */,
+                               this.options.taskPriorites/* taskPriorities */);
+       }
+       /**
+        * Create marker for the parse error
+        */
+       //  private void setMarker(String message, int charStart, int charEnd, int
+       // errorLevel) {
+       //    setMarker(fileToParse, message, charStart, charEnd, errorLevel);
+       //  }
+       /**
+        * This method will throw the SyntaxError. It will add the good lines and
+        * columns to the Error
+        * 
+        * @param error
+        *            the error message
+        * @throws SyntaxError
+        *             the error raised
+        */
+       private void throwSyntaxError(String error) {
+               int problemStartPosition = scanner.getCurrentTokenStartPosition();
+               int problemEndPosition = scanner.getCurrentTokenEndPosition();
+               throwSyntaxError(error, problemStartPosition, problemEndPosition + 1);
+       }
+       /**
+        * This method will throw the SyntaxError. It will add the good lines and
+        * columns to the Error
+        * 
+        * @param error
+        *            the error message
+        * @throws SyntaxError
+        *             the error raised
+        */
+       //  private void throwSyntaxError(String error, int startRow) {
+       //    throw new SyntaxError(startRow, 0, " ", error);
+       //  }
+       private void throwSyntaxError(String error, int problemStartPosition,
+                       int problemEndPosition) {
+               problemReporter.phpParsingError(new String[]{error},
+                               problemStartPosition, problemEndPosition, referenceContext,
+                               compilationUnit.compilationResult);
+               throw new SyntaxError(1, 0, " ", error);
+       }
+       private void reportSyntaxError(String error, int problemStartPosition,
+                       int problemEndPosition) {
+               problemReporter.phpParsingError(new String[]{error},
+                               problemStartPosition, problemEndPosition, referenceContext,
+                               compilationUnit.compilationResult);
+       }
+       private void reportSyntaxWarning(String error, int problemStartPosition,
+                       int problemEndPosition) {
+               problemReporter.phpParsingWarning(new String[]{error},
+                               problemStartPosition, problemEndPosition, referenceContext,
+                               compilationUnit.compilationResult);
+       }
+       /**
+        * Method Declaration.
+        * 
+        * @see
+        */
+       //  private void getChar() {
+       //    if (str.length() > chIndx) {
+       //      ch = str.charAt(chIndx++);
+       //
+       //      return;
+       //    }
+       //
+       //    chIndx = str.length() + 1;
+       //    ch = ' ';
+       //    // token = TokenNameEOF;
+       //    phpEnd = true;
+       //  }
+       /**
+        * gets the next token from input
+        */
+       private void getNextToken() {
+               try {
+                       token = scanner.getNextToken();
+                       if (Scanner.DEBUG) {
+                               int currentEndPosition = scanner.getCurrentTokenEndPosition();
+                               int currentStartPosition = scanner
+                                               .getCurrentTokenStartPosition();
+                               System.out.print(currentStartPosition + ","
+                                               + currentEndPosition + ": ");
+                               System.out.println(scanner.toStringAction(token));
+                       }
+               } catch (InvalidInputException e) {
+                       token = TokenNameERROR;
+               }
+               return;
+       }
+       public void init(String s) {
+               this.str = s;
+               this.token = TokenNameEOF;
+               //    this.chIndx = 0;
+               //    this.rowCount = 1;
+               //    this.columnCount = 0;
+               this.phpEnd = false;
+               //    this.phpMode = false;
+               /* scanner initialization */
+               scanner.setSource(s.toCharArray());
+               scanner.setPHPMode(false);
+       }
+       protected void initialize(boolean phpMode) {
+               compilationUnit = null;
+               referenceContext = null;
+               this.str = "";
+               this.token = TokenNameEOF;
+               //    this.chIndx = 0;
+               //    this.rowCount = 1;
+               //    this.columnCount = 0;
+               this.phpEnd = false;
+               //    this.phpMode = phpMode;
+               scanner.setPHPMode(phpMode);
+       }
+       /**
+        * Parses a string with php tags i.e. '&lt;body&gt; &lt;?php phpinfo() ?&gt;
+        * &lt;/body&gt;'
+        */
+       public void parse(String s) {
+               init(s);
+               parse();
+       }
+       /**
+        * Parses a string with php tags i.e. '&lt;body&gt; &lt;?php phpinfo() ?&gt;
+        * &lt;/body&gt;'
+        */
+       protected void parse() {
+               getNextToken();
+               do {
+                       try {
+                               if (token != TokenNameEOF && token != TokenNameERROR) {
+                                       statementList();
+                               }
+                               if (token != TokenNameEOF) {
+                                       if (token == TokenNameERROR) {
+                                               throwSyntaxError("Scanner error (Found unknown token: "
+                                                               + scanner.toStringAction(token) + ")");
+                                       }
+                                       if (token == TokenNameRPAREN) {
+                                               throwSyntaxError("Too many closing ')'; end-of-file not reached.");
+                                       }
+                                       if (token == TokenNameRBRACE) {
+                                               throwSyntaxError("Too many closing '}'; end-of-file not reached.");
+                                       }
+                                       if (token == TokenNameRBRACKET) {
+                                               throwSyntaxError("Too many closing ']'; end-of-file not reached.");
+                                       }
+                                       if (token == TokenNameLPAREN) {
+                                               throwSyntaxError("Read character '('; end-of-file not reached.");
+                                       }
+                                       if (token == TokenNameLBRACE) {
+                                               throwSyntaxError("Read character '{';  end-of-file not reached.");
+                                       }
+                                       if (token == TokenNameLBRACKET) {
+                                               throwSyntaxError("Read character '[';  end-of-file not reached.");
+                                       }
+                                       throwSyntaxError("End-of-file not reached.");
+                               }
+                               break;
+                       } catch (SyntaxError sytaxErr1) {
+                               // setMarker(sytaxErr1.getMessage(), sytaxErr1.getLine(),
+                               // ERROR);
+                               //        setMarker(sytaxErr1.getMessage(),
+                               // scanner.getCurrentTokenStartPosition(),
+                               // scanner.getCurrentTokenEndPosition(), ERROR);
+                               try {
+                                       // if an error occured,
+                                       // try to find keywords 'class' or 'function'
+                                       // to parse the rest of the string
+                                       while (token != TokenNameEOF && token != TokenNameERROR) {
+                                               if (token == TokenNameabstract
+                                                               || token == TokenNamefinal
+                                                               || token == TokenNameclass
+                                                               || token == TokenNamefunction) {
+                                                       break;
+                                               }
+                                               getNextToken();
+                                       }
+                                       if (token == TokenNameEOF || token == TokenNameERROR) {
+                                               break;
+                                       }
+                               } catch (SyntaxError sytaxErr2) {
+                                       //    setMarker(sytaxErr2.getMessage(), sytaxErr2.getLine(),
+                                       // ERROR);
+                                       //          setMarker(sytaxErr2.getMessage(),
+                                       // scanner.getCurrentTokenStartPosition(),
+                                       // scanner.getCurrentTokenEndPosition(), ERROR);
+                                       break;
+                               }
+                       }
+               } while (true);
+
+               endParse(0);
+       }
+
+       protected CompilationUnitDeclaration endParse(int act) {
+
+               this.lastAct = act;
 
-    this.lastAct = act;
+               if (currentElement != null) {
+                       currentElement.topElement().updateParseTree();
+                       if (VERBOSE_RECOVERY) {
+                               System.out.print(Util.bind("parser.syntaxRecovery")); //$NON-NLS-1$
+                               System.out.println("--------------------------"); //$NON-NLS-1$
+                               System.out.println(compilationUnit);
+                               System.out.println("----------------------------------"); //$NON-NLS-1$
+                       }
+               } else {
+                       if (diet & VERBOSE_RECOVERY) {
+                               System.out.print(Util.bind("parser.regularParse")); //$NON-NLS-1$
+                               System.out.println("--------------------------"); //$NON-NLS-1$
+                               System.out.println(compilationUnit);
+                               System.out.println("----------------------------------"); //$NON-NLS-1$
+                       }
+               }
+               if (scanner.recordLineSeparator) {
+                       compilationUnit.compilationResult.lineSeparatorPositions = scanner
+                                       .getLineEnds();
+               }
+               if (scanner.taskTags != null) {
+                       for (int i = 0; i < scanner.foundTaskCount; i++) {
+                               problemReporter().task(
+                                               new String(scanner.foundTaskTags[i]),
+                                               new String(scanner.foundTaskMessages[i]),
+                                               scanner.foundTaskPriorities[i] == null
+                                                               ? null
+                                                               : new String(scanner.foundTaskPriorities[i]),
+                                               scanner.foundTaskPositions[i][0],
+                                               scanner.foundTaskPositions[i][1]);
+                       }
+               }
+               return compilationUnit;
+       }
+       //  public PHPOutlineInfo parseInfo(Object parent, String s) {
+       //    PHPOutlineInfo outlineInfo = new PHPOutlineInfo(parent);
+       //    // Stack stack = new Stack();
+       //    // stack.push(outlineInfo.getDeclarations());
+       //    this.str = s;
+       //    this.token = TokenNameEOF;
+       //    // this.chIndx = 0;
+       //    // this.rowCount = 1;
+       //    // this.columnCount = 0;
+       //    this.phpEnd = false;
+       //    this.phpMode = false;
+       //    scanner.setSource(s.toCharArray());
+       //    scanner.setPHPMode(false);
+       //    
+       //    getNextToken();
+       //    parseDeclarations(outlineInfo, outlineInfo.getDeclarations(), false);
+       //    
+       //    return outlineInfo;
+       //  }
+       private boolean isVariable() {
+               return token == TokenNameVariable; //  || token == TokenNamethis;
+       }
+       //  private void parseDeclarations(PHPOutlineInfo outlineInfo,
+       //      OutlineableWithChildren current, boolean goBack) {
+       //    char[] ident;
+       //    // PHPClassDeclaration current = (PHPClassDeclaration) stack.peek();
+       //    PHPSegmentWithChildren temp;
+       //    int counter = 0;
+       //    IPreferenceStore store =
+       // PHPeclipsePlugin.getDefault().getPreferenceStore();
+       //    try {
+       //      while (token != TokenNameEOF && token != TokenNameERROR) {
+       //        if (token == TokenNameVariable) {
+       //          ident = scanner.getCurrentIdentifierSource();
+       //          outlineInfo.addVariable(new String(ident));
+       //          getNextToken();
+       //        } else if (token == TokenNamevar) {
+       //          getNextToken();
+       //          if (token == TokenNameVariable
+       //              && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_VAR)) {
+       //            ident = scanner.getCurrentIdentifierSource();
+       //            //substring(1) added because PHPVarDeclaration doesn't
+       //            // need the $ anymore
+       //            String variableName = new String(ident).substring(1);
+       //            outlineInfo.addVariable(variableName);
+       //            getNextToken();
+       //            if (token != TokenNameSEMICOLON) {
+       //              getNextToken();
+       //              ident = scanner.getCurrentTokenSource();
+       //              if (token > TokenNameKEYWORD) {
+       //                current.add(new PHPVarDeclaration(current, variableName,
+       //                // chIndx - ident.length,
+       //                    scanner.getCurrentTokenStartPosition(), new String(ident)));
+       //              } else {
+       //                switch (token) {
+       //                  case TokenNameVariable :
+       //                  case TokenNamethis :
+       //                    current.add(new PHPVarDeclaration(current, variableName,
+       //                    // chIndx -
+       //                        // ident.length,
+       //                        scanner.getCurrentTokenStartPosition(), new String(
+       //                            ident)));
+       //                    break;
+       //                  case TokenNameIdentifier :
+       //                    current.add(new PHPVarDeclaration(current, variableName,
+       //                    // chIndx -
+       //                        // ident.length,
+       //                        scanner.getCurrentTokenStartPosition(), new String(
+       //                            ident)));
+       //                    break;
+       //                  case TokenNameDoubleLiteral :
+       //                    current.add(new PHPVarDeclaration(current, variableName
+       //                        + doubleNumber,
+       //                    // chIndx -
+       //                        // ident.length,
+       //                        scanner.getCurrentTokenStartPosition(), new String(
+       //                            ident)));
+       //                    break;
+       //                  case TokenNameIntegerLiteral :
+       //                    current.add(new PHPVarDeclaration(current, variableName,
+       //                    // chIndx -
+       //                        // ident.length,
+       //                        scanner.getCurrentTokenStartPosition(), new String(
+       //                            ident)));
+       //                    break;
+       //                  case TokenNameStringInterpolated :
+       //                  case TokenNameStringLiteral :
+       //                    current.add(new PHPVarDeclaration(current, variableName,
+       //                    // chIndx -
+       //                        // ident.length,
+       //                        scanner.getCurrentTokenStartPosition(), new String(
+       //                            ident)));
+       //                    break;
+       //                  case TokenNameStringConstant :
+       //                    current.add(new PHPVarDeclaration(current, variableName,
+       //                    // chIndx -
+       //                        // ident.length,
+       //                        scanner.getCurrentTokenStartPosition(), new String(
+       //                            ident)));
+       //                    break;
+       //                  default :
+       //                    current.add(new PHPVarDeclaration(current, variableName,
+       //                    // chIndx -
+       //                        // ident.length
+       //                        scanner.getCurrentTokenStartPosition()));
+       //                    break;
+       //                }
+       //              }
+       //            } else {
+       //              ident = scanner.getCurrentIdentifierSource();
+       //              current.add(new PHPVarDeclaration(current, variableName,
+       //              // chIndx - ident.length
+       //                  scanner.getCurrentTokenStartPosition()));
+       //            }
+       //          }
+       //        } else if (token == TokenNamefunction) {
+       //          getNextToken();
+       //          if (token == TokenNameAND) {
+       //            getNextToken();
+       //          }
+       //          if (token == TokenNameIdentifier
+       //              && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_FUNC)) {
+       //            ident = scanner.getCurrentIdentifierSource();
+       //            outlineInfo.addVariable(new String(ident));
+       //            temp = new PHPFunctionDeclaration(current, new String(ident),
+       //            // chIndx - ident.length
+       //                scanner.getCurrentTokenStartPosition());
+       //            current.add(temp);
+       //            getNextToken();
+       //            parseDeclarations(outlineInfo, temp, true);
+       //          }
+       //        } else if (token == TokenNameclass) {
+       //          getNextToken();
+       //          if (token == TokenNameIdentifier
+       //              && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_CLASS)) {
+       //            ident = scanner.getCurrentIdentifierSource();
+       //            outlineInfo.addVariable(new String(ident));
+       //            temp = new PHPClassDeclaration(current, new String(ident),
+       //            // chIndx - ident.len
+       //                scanner.getCurrentTokenStartPosition());
+       //            current.add(temp);
+       //            // stack.push(temp);
+       //            getNextToken();
+       //            //skip tokens for classname, extends and others until
+       //            // we have the opening '{'
+       //            while (token != TokenNameLBRACE && token != TokenNameEOF
+       //                && token != TokenNameERROR) {
+       //              getNextToken();
+       //            }
+       //            parseDeclarations(outlineInfo, temp, true);
+       //            // stack.pop();
+       //          }
+       //        } else if ((token == TokenNameLBRACE)
+       //            || (token == TokenNameDOLLAR_LBRACE)) {
+       //          getNextToken();
+       //          counter++;
+       //        } else if (token == TokenNameRBRACE) {
+       //          getNextToken();
+       //          --counter;
+       //          if (counter == 0 && goBack) {
+       //            return;
+       //          }
+       //        } else if (token == TokenNamerequire || token == TokenNamerequire_once
+       //            || token == TokenNameinclude || token == TokenNameinclude_once) {
+       //          ident = scanner.getCurrentTokenSource();
+       //          getNextToken();
+       //          int startPosition = scanner.getCurrentTokenStartPosition();
+       //          expr();
+       //          char[] expr = scanner.getCurrentTokenSource(startPosition);
+       //          outlineInfo.addVariable(new String(ident));
+       //          current.add(new PHPReqIncDeclaration(current, new String(ident),
+       //          // chIndx - ident.length,
+       //              startPosition, new String(expr)));
+       //          getNextToken();
+       //        } else {
+       //          getNextToken();
+       //        }
+       //      }
+       //    } catch (SyntaxError sytaxErr) {
+       //      // try {
+       //      // // setMarker(sytaxErr.getMessage(), sytaxErr.getLine(), ERROR);
+       //      // setMarker(sytaxErr.getMessage(),
+       //      // scanner.getCurrentTokenStartPosition(),
+       //      // scanner.getCurrentTokenEndPosition(), ERROR);
+       //      // } catch (CoreException e) {
+       //      // }
+       //    }
+       //  }
+       private void statementList() {
+               do {
+                       statement(TokenNameEOF);
+                       if ((token == TokenNameRBRACE) || (token == TokenNamecase)
+                                       || (token == TokenNamedefault) || (token == TokenNameelse)
+                                       || (token == TokenNameelseif) || (token == TokenNameendif)
+                                       || (token == TokenNameendfor)
+                                       || (token == TokenNameendforeach)
+                                       || (token == TokenNameendwhile)
+                                       || (token == TokenNameendswitch) || (token == TokenNameEOF)
+                                       || (token == TokenNameERROR)) {
+                               return;
+                       }
+               } while (true);
+       }
+       private void functionBody(MethodDeclaration methodDecl) {
+               // '{' [statement-list] '}'
+               if (token == TokenNameLBRACE) {
+                       getNextToken();
+               } else {
+                       throwSyntaxError("'{' expected in compound-statement.");
+               }
+               if (token != TokenNameRBRACE) {
+                       statementList();
+               }
+               if (token == TokenNameRBRACE) {
+                       methodDecl.declarationSourceEnd = scanner
+                                       .getCurrentTokenEndPosition();
+                       getNextToken();
+               } else {
+                       throwSyntaxError("'}' expected in compound-statement.");
+               }
+       }
+       private void statement(int previousToken) {
+               //   if (token > TokenNameKEYWORD && token != TokenNamelist && token !=
+               // TokenNamenew) {
+               //  char[] ident = scanner.getCurrentIdentifierSource();
+               //  String keyword = new String(ident);
+               //    if (token == TokenNameAT) {
+               //      getNextToken();
+               //      if (token != TokenNamerequire && token != TokenNamerequire_once
+               //          && token != TokenNameinclude && token != TokenNameinclude_once
+               //          && token != TokenNameIdentifier && token != TokenNameVariable
+               //          && token != TokenNameStringInterpolated) {
+               //        throwSyntaxError("identifier expected after '@'.");
+               //      }
+               //    }
+               //    if (token == TokenNameinclude || token == TokenNameinclude_once) {
+               //      getNextToken();
+               //      if (token == TokenNameLPAREN) {
+               //        expr();
+               //        if (token == TokenNameSEMICOLON) {
+               //          getNextToken();
+               //        } else {
+               //          if (previousToken != TokenNameAT && token != TokenNameStopPHP) {
+               //            throwSyntaxError("';' expected after 'include' or 'include_once'.");
+               //          }
+               //          // getNextToken();
+               //        }
+               //      } else {
+               //        concatenationExpression();
+               //      }
+               //      return;
+               //    } else if (token == TokenNamerequire || token ==
+               // TokenNamerequire_once)
+               // {
+               //      getNextToken();
+               //      //constant();
+               //      if (token == TokenNameLPAREN) {
+               //        expr();
+               //        if (token == TokenNameSEMICOLON) {
+               //          getNextToken();
+               //        } else {
+               //          if (previousToken != TokenNameAT && token != TokenNameStopPHP) {
+               //            throwSyntaxError("';' expected after 'require' or 'require_once'.");
+               //          }
+               //          // getNextToken();
+               //        }
+               //      } else {
+               //        concatenationExpression();
+               //      }
+               //      return;
+               //    } else
+               if (token == TokenNameif) {
+                       getNextToken();
+                       if (token == TokenNameLPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'(' expected after 'if' keyword.");
+                       }
+                       expr();
+                       if (token == TokenNameRPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("')' expected after 'if' condition.");
+                       }
+                       ifStatement();
+                       return;
+               } else if (token == TokenNameswitch) {
+                       getNextToken();
+                       if (token == TokenNameLPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'(' expected after 'switch' keyword.");
+                       }
+                       expr();
+                       if (token == TokenNameRPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("')' expected after 'switch' condition.");
+                       }
+                       switchStatement();
+                       return;
+               } else if (token == TokenNamefor) {
+                       getNextToken();
+                       if (token == TokenNameLPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'(' expected after 'for' keyword.");
+                       }
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               expressionList();
+                               if (token == TokenNameSEMICOLON) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("';' expected after 'for'.");
+                               }
+                       }
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               expressionList();
+                               if (token == TokenNameSEMICOLON) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("';' expected after 'for'.");
+                               }
+                       }
+                       if (token == TokenNameRPAREN) {
+                               getNextToken();
+                       } else {
+                               expressionList();
+                               if (token == TokenNameRPAREN) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("')' expected after 'for'.");
+                               }
+                       }
+                       forStatement();
+                       return;
+               } else if (token == TokenNamewhile) {
+                       getNextToken();
+                       if (token == TokenNameLPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'(' expected after 'while' keyword.");
+                       }
+                       expr();
+                       if (token == TokenNameRPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("')' expected after 'while' condition.");
+                       }
+                       whileStatement();
+                       return;
+               } else if (token == TokenNamedo) {
+                       getNextToken();
+                       if (token == TokenNameLBRACE) {
+                               getNextToken();
+                               if (token != TokenNameRBRACE) {
+                                       statementList();
+                               }
+                               if (token == TokenNameRBRACE) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("'}' expected after 'do' keyword.");
+                               }
+                       } else {
+                               statement(TokenNameEOF);
+                       }
+                       if (token == TokenNamewhile) {
+                               getNextToken();
+                               if (token == TokenNameLPAREN) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("'(' expected after 'while' keyword.");
+                               }
+                               expr();
+                               if (token == TokenNameRPAREN) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("')' expected after 'while' condition.");
+                               }
+                       } else {
+                               throwSyntaxError("'while' expected after 'do' keyword.");
+                       }
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               if (token != TokenNameINLINE_HTML) {
+                                       throwSyntaxError("';' expected after do-while statement.");
+                               }
+                               getNextToken();
+                       }
+                       return;
+               } else if (token == TokenNameforeach) {
+                       getNextToken();
+                       if (token == TokenNameLPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'(' expected after 'foreach' keyword.");
+                       }
+                       expr();
+                       if (token == TokenNameas) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'as' expected after 'foreach' exxpression.");
+                       }
+                       //      variable();
+                       foreach_variable();
+                       foreach_optional_arg();
+                       if (token == TokenNameEQUAL_GREATER) {
+                               getNextToken();
+                               variable();
+                       }
+                       if (token == TokenNameRPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("')' expected after 'foreach' expression.");
+                       }
+                       foreachStatement();
+                       return;
+               } else if (token == TokenNamecontinue || token == TokenNamebreak
+                               || token == TokenNamereturn) {
+                       getNextToken();
+                       if (token != TokenNameSEMICOLON) {
+                               expr();
+                       }
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               if (token != TokenNameINLINE_HTML) {
+                                       throwSyntaxError("';' expected after 'continue', 'break' or 'return'.");
+                               }
+                               getNextToken();
+                       }
+                       return;
+               } else if (token == TokenNameecho) {
+                       getNextToken();
+                       expressionList();
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               if (token != TokenNameINLINE_HTML) {
+                                       throwSyntaxError("';' expected after 'echo' statement.");
+                               }
+                               getNextToken();
+                       }
+                       return;
+               } else if (token == TokenNameINLINE_HTML) {
+                       getNextToken();
+                       return;
+                       //    } else if (token == TokenNameprint) {
+                       //      getNextToken();
+                       //      expression();
+                       //      if (token == TokenNameSEMICOLON) {
+                       //        getNextToken();
+                       //      } else {
+                       //        if (token != TokenNameStopPHP) {
+                       //          throwSyntaxError("';' expected after 'print' statement.");
+                       //        }
+                       //        getNextToken();
+                       //      }
+                       //      return;
+               } else if (token == TokenNameglobal) {
+                       getNextToken();
+                       global_var_list();
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               if (token != TokenNameINLINE_HTML) {
+                                       throwSyntaxError("';' expected after 'global' statement.");
+                               }
+                               getNextToken();
+                       }
+                       return;
+               } else if (token == TokenNamestatic) {
+                       getNextToken();
+                       static_var_list();
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               if (token != TokenNameINLINE_HTML) {
+                                       throwSyntaxError("';' expected after 'static' statement.");
+                               }
+                               getNextToken();
+                       }
+                       return;
+               } else if (token == TokenNameunset) {
+                       getNextToken();
+                       if (token == TokenNameLPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'(' expected after 'unset' statement.");
+                       }
+                       unset_variables();
+                       if (token == TokenNameRPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("')' expected after 'unset' statement.");
+                       }
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               if (token != TokenNameINLINE_HTML) {
+                                       throwSyntaxError("';' expected after 'unset' statement.");
+                               }
+                               getNextToken();
+                       }
+                       return;
+               } else if (token == TokenNamefunction) {
+                       MethodDeclaration methodDecl = new MethodDeclaration(
+                                       this.compilationUnit.compilationResult);
+                       methodDecl.declarationSourceStart = scanner
+                                       .getCurrentTokenStartPosition();
+                       getNextToken();
+                       functionDefinition(methodDecl);
+                       return;
+               } else if (token == TokenNametry) {
+                       getNextToken();
+                       if (token != TokenNameLBRACE) {
+                               throwSyntaxError("'{' expected in 'try' statement.");
+                       }
+                       getNextToken();
+                       statementList();
+                       if (token != TokenNameRBRACE) {
+                               throwSyntaxError("'}' expected in 'try' statement.");
+                       }
+                       getNextToken();
+                       return;
+               } else if (token == TokenNamecatch) {
+                       getNextToken();
+                       if (token != TokenNameLPAREN) {
+                               throwSyntaxError("'(' expected in 'catch' statement.");
+                       }
+                       getNextToken();
+                       fully_qualified_class_name();
+                       if (token != TokenNameVariable) {
+                               throwSyntaxError("Variable expected in 'catch' statement.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameRPAREN) {
+                               throwSyntaxError("')' expected in 'catch' statement.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameLBRACE) {
+                               throwSyntaxError("'{' expected in 'catch' statement.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameRBRACE) {
+                               statementList();
+                               if (token != TokenNameRBRACE) {
+                                       throwSyntaxError("'}' expected in 'catch' statement.");
+                               }
+                       }
+                       getNextToken();
+                       additional_catches();
+                       return;
+               } else if (token == TokenNamethrow) {
+                       getNextToken();
+                       expr();
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("';' expected after 'throw' exxpression.");
+                       }
+                       return;
+               } else if (token == TokenNamefinal || token == TokenNameabstract
+                               || token == TokenNameclass || token == TokenNameinterface) {
+                       TypeDeclaration typeDecl = new TypeDeclaration(
+                                       this.compilationUnit.compilationResult);
+                       typeDecl.declarationSourceStart = scanner
+                                       .getCurrentTokenStartPosition();
+                       // default super class
+                       typeDecl.superclass = new SingleTypeReference(TypeConstants.OBJECT,
+                                       0);
+                       compilationUnit.types.add(typeDecl);
+                       try {
+                               pushOnAstStack(typeDecl);
+                               unticked_class_declaration_statement(typeDecl);
+                               //        classBody(typeDecl);
+                       } finally {
+                               astPtr--;
+                               astLengthPtr--;
+                       }
+                       return;
+                       //      } else {
+                       //        throwSyntaxError("Unexpected keyword '" + keyword + "'");
+               } else if (token == TokenNameLBRACE) {
+                       getNextToken();
+                       if (token != TokenNameRBRACE) {
+                               statementList();
+                       }
+                       if (token == TokenNameRBRACE) {
+                               getNextToken();
+                               return;
+                       } else {
+                               throwSyntaxError("'}' expected.");
+                       }
+               } else {
+                       if (token != TokenNameSEMICOLON) {
+                               expr();
+                       }
+                       if (token == TokenNameSEMICOLON) {
+                               getNextToken();
+                               return;
+                       } else {
+                               if (token != TokenNameINLINE_HTML && token != TokenNameEOF) {
+                                       throwSyntaxError("';' expected after expression (Found token: "
+                                                       + scanner.toStringAction(token) + ")");
+                               }
+                               getNextToken();
+                       }
+               }
+       }
+       private void additional_catches() {
+               while (token == TokenNamecatch) {
+                       getNextToken();
+                       if (token != TokenNameLPAREN) {
+                               throwSyntaxError("'(' expected in 'catch' statement.");
+                       }
+                       getNextToken();
+                       fully_qualified_class_name();
+                       if (token != TokenNameVariable) {
+                               throwSyntaxError("Variable expected in 'catch' statement.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameRPAREN) {
+                               throwSyntaxError("')' expected in 'catch' statement.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameLBRACE) {
+                               throwSyntaxError("'{' expected in 'catch' statement.");
+                       }
+                       getNextToken();
+                       statementList();
+                       if (token != TokenNameRBRACE) {
+                               throwSyntaxError("'}' expected in 'catch' statement.");
+                       }
+                       getNextToken();
+               }
+       }
+       private void foreach_variable() {
+               //      w_variable
+               //| '&' w_variable
+               if (token == TokenNameAND) {
+                       getNextToken();
+               }
+               w_variable();
+       }
+       private void foreach_optional_arg() {
+               //      /* empty */
+               //| T_DOUBLE_ARROW foreach_variable
+               if (token == TokenNameEQUAL_GREATER) {
+                       getNextToken();
+                       foreach_variable();
+               }
+       }
+       private void global_var_list() {
+               //  global_var_list:
+               //      global_var_list ',' global_var
+               //| global_var
+               while (true) {
+                       global_var();
+                       if (token != TokenNameCOMMA) {
+                               break;
+                       }
+                       getNextToken();
+               }
+       }
+       private void global_var() {
+               //global_var:
+               //      T_VARIABLE
+               //| '$' r_variable
+               //| '$' '{' expr '}'
+               if (token == TokenNameVariable) {
+                       getNextToken();
+               } else if (token == TokenNameDOLLAR) {
+                       getNextToken();
+                       if (token == TokenNameLPAREN) {
+                               getNextToken();
+                               expr();
+                               if (token != TokenNameLPAREN) {
+                                       throwSyntaxError("')' expected in global variable.");
+                               }
+                               getNextToken();
+                       } else {
+                               r_variable();
+                       }
+               }
+       }
+       private void static_var_list() {
+               //static_var_list:
+               //      static_var_list ',' T_VARIABLE
+               //| static_var_list ',' T_VARIABLE '=' static_scalar
+               //| T_VARIABLE
+               //| T_VARIABLE '=' static_scalar
+               while (true) {
+                       if (token == TokenNameVariable) {
+                               getNextToken();
+                               if (token == TokenNameEQUAL) {
+                                       getNextToken();
+                                       static_scalar();
+                               }
+                               if (token != TokenNameCOMMA) {
+                                       break;
+                               }
+                               getNextToken();
+                       } else {
+                               break;
+                       }
+               }
+       }
+       private void unset_variables() {
+               //    unset_variables:
+               //              unset_variable
+               //      | unset_variables ',' unset_variable
+               //    unset_variable:
+               //              variable
+               while (true) {
+                       variable();
+                       if (token != TokenNameCOMMA) {
+                               break;
+                       }
+                       getNextToken();
+               }
+       }
+       private final void initializeModifiers() {
+               this.modifiers = 0;
+               this.modifiersSourceStart = -1;
+       }
+       private final void checkAndSetModifiers(int flag) {
+               this.modifiers |= flag;
+               if (this.modifiersSourceStart < 0)
+                       this.modifiersSourceStart = this.scanner.startPosition;
+       }
+       private void unticked_class_declaration_statement(TypeDeclaration typeDecl) {
+               initializeModifiers();
+               if (token == TokenNameinterface) {
+                       //      interface_entry T_STRING
+                       //              interface_extends_list
+                       //              '{' class_statement_list '}'
+                       checkAndSetModifiers(AccInterface);
+                       getNextToken();
+                       typeDecl.modifiers = this.modifiers;
+                       if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+                               typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+                               typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+                               typeDecl.name = scanner.getCurrentIdentifierSource();
+                               if (token > TokenNameKEYWORD) {
+                                       throwSyntaxError(
+                                                       "Don't use a keyword for interface declaration ["
+                                                                       + scanner.toStringAction(token) + "].",
+                                                       typeDecl.sourceStart, typeDecl.sourceEnd);
+                               }
+                               getNextToken();
+                               interface_extends_list();
+                       } else {
+                               typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+                               typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+                               typeDecl.name = new char[]{' '};
+                               throwSyntaxError(
+                                               "Interface name expected after keyword 'interface'.",
+                                               typeDecl.sourceStart, typeDecl.sourceEnd);
+                               return;
+                       }
+               } else {
+                       //      class_entry_type T_STRING extends_from
+                       //              implements_list
+                       //              '{' class_statement_list'}'
+                       class_entry_type();
+                       typeDecl.modifiers = this.modifiers;
+                       //identifier
+                       //identifier 'extends' identifier
+                       if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+                               typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+                               typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+                               typeDecl.name = scanner.getCurrentIdentifierSource();
+                               if (token > TokenNameKEYWORD) {
+                                       throwSyntaxError(
+                                                       "Don't use a keyword for class declaration ["
+                                                                       + scanner.toStringAction(token) + "].",
+                                                       typeDecl.sourceStart, typeDecl.sourceEnd);
+                               }
+                               getNextToken();
+                               //    extends_from:
+                               //              /* empty */
+                               //      | T_EXTENDS fully_qualified_class_name
+                               if (token == TokenNameextends) {
+                                       interface_extends_list();
+                                       //          getNextToken();
+                                       //          if (token != TokenNameIdentifier) {
+                                       //            throwSyntaxError("Class name expected after keyword
+                                       // 'extends'.",
+                                       //                scanner.getCurrentTokenStartPosition(), scanner
+                                       //                    .getCurrentTokenEndPosition());
+                                       //          }
+                               }
+                               implements_list();
+                       } else {
+                               typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+                               typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+                               typeDecl.name = new char[]{' '};
+                               throwSyntaxError("Class name expected after keyword 'class'.",
+                                               typeDecl.sourceStart, typeDecl.sourceEnd);
+                               return;
+                       }
+               }
+               //  '{' class_statement_list '}'
+               if (token == TokenNameLBRACE) {
+                       getNextToken();
+                       if (token != TokenNameRBRACE) {
+                               ArrayList list = new ArrayList();
+                               class_statement_list(list);
+                               typeDecl.fields = new FieldDeclaration[list.size()];
+                               for (int i = 0; i < list.size(); i++) {
+                                       typeDecl.fields[i] = (FieldDeclaration) list.get(i);
+                               }
+                       }
+                       if (token == TokenNameRBRACE) {
+                               typeDecl.declarationSourceEnd = scanner
+                                               .getCurrentTokenEndPosition();
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'}' expected at end of class body.");
+                       }
+               } else {
+                       throwSyntaxError("'{' expected at start of class body.");
+               }
+       }
+       private void class_entry_type() {
+               //      T_CLASS
+               //      | T_ABSTRACT T_CLASS
+               //      | T_FINAL T_CLASS
+               if (token == TokenNameclass) {
+                       getNextToken();
+               } else if (token == TokenNameabstract) {
+                       checkAndSetModifiers(AccAbstract);
+                       getNextToken();
+                       if (token != TokenNameclass) {
+                               throwSyntaxError("Keyword 'class' expected after keyword 'abstract'.");
+                       }
+                       getNextToken();
+               } else if (token == TokenNamefinal) {
+                       checkAndSetModifiers(AccFinal);
+                       getNextToken();
+                       if (token != TokenNameclass) {
+                               throwSyntaxError("Keyword 'class' expected after keyword 'final'.");
+                       }
+                       getNextToken();
+               } else {
+                       throwSyntaxError("Keyword 'class' 'final' or 'abstract' expected");
+               }
+       }
+       private void interface_extends_list() {
+               //      /* empty */
+               //      | T_EXTENDS interface_list
+               if (token == TokenNameextends) {
+                       getNextToken();
+                       interface_list();
+               }
+       }
+       private void implements_list() {
+               //      /* empty */
+               //      | T_IMPLEMENTS interface_list
+               if (token == TokenNameimplements) {
+                       getNextToken();
+                       interface_list();
+               }
+       }
+       private void interface_list() {
+               //  interface_list:
+               //      fully_qualified_class_name
+               //| interface_list ',' fully_qualified_class_name
+               do {
+                       if (token == TokenNameIdentifier) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("Interface name expected after keyword 'implements'.");
+                       }
+                       if (token != TokenNameCOMMA) {
+                               return;
+                       }
+                       getNextToken();
+               } while (true);
+       }
+       //  private void classBody(TypeDeclaration typeDecl) {
+       //    //'{' [class-element-list] '}'
+       //    if (token == TokenNameLBRACE) {
+       //      getNextToken();
+       //      if (token != TokenNameRBRACE) {
+       //        class_statement_list();
+       //      }
+       //      if (token == TokenNameRBRACE) {
+       //        typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+       //        getNextToken();
+       //      } else {
+       //        throwSyntaxError("'}' expected at end of class body.");
+       //      }
+       //    } else {
+       //      throwSyntaxError("'{' expected at start of class body.");
+       //    }
+       //  }
+       private void class_statement_list(ArrayList list) {
+               do {
+                       class_statement(list);
+               } while (token == TokenNamepublic || token == TokenNameprotected
+                               || token == TokenNameprivate || token == TokenNamestatic
+                               || token == TokenNameabstract || token == TokenNamefinal
+                               || token == TokenNamefunction || token == TokenNamevar
+                               || token == TokenNameconst);
+       }
+       private void class_statement(ArrayList list) {
+               //    class_statement:
+               //              variable_modifiers class_variable_declaration ';'
+               //      | class_constant_declaration ';'
+               //      | method_modifiers T_FUNCTION is_reference T_STRING
+               //    '(' parameter_list ')' method_body
+               initializeModifiers();
+               int declarationSourceStart = scanner.getCurrentTokenStartPosition();
+               ;
+               if (token == TokenNamevar) {
+                       checkAndSetModifiers(AccPublic);
+                       problemReporter.phpVarDeprecatedWarning(scanner
+                                       .getCurrentTokenStartPosition(), scanner
+                                       .getCurrentTokenEndPosition(), referenceContext,
+                                       compilationUnit.compilationResult);
+                       getNextToken();
+                       class_variable_declaration(declarationSourceStart, list);
+               } else if (token == TokenNameconst) {
+                       class_constant_declaration();
+                       if (token != TokenNameSEMICOLON) {
+                               throwSyntaxError("';' expected after class const declaration.");
+                       }
+                       getNextToken();
+               } else {
+                       boolean hasModifiers = member_modifiers();
+                       if (token == TokenNamefunction) {
+                               if (!hasModifiers) {
+                                       checkAndSetModifiers(AccPublic);
+                               }
+                               MethodDeclaration methodDecl = new MethodDeclaration(
+                                               this.compilationUnit.compilationResult);
+                               methodDecl.declarationSourceStart = scanner
+                                               .getCurrentTokenStartPosition();
+                               methodDecl.modifiers = this.modifiers;
+                               getNextToken();
+                               functionDefinition(methodDecl);
+                       } else {
+                               if (!hasModifiers) {
+                                       throwSyntaxError("'public' 'private' or 'protected' modifier expected for field declarations.");
+                               }
+                               class_variable_declaration(declarationSourceStart, list);
+                       }
+               }
+               //    if (token == TokenNamefunction) {
+               //      MethodDeclaration methodDecl = new MethodDeclaration(
+               //          this.compilationUnit.compilationResult);
+               //      methodDecl.declarationSourceStart = scanner
+               //          .getCurrentTokenStartPosition();
+               //      getNextToken();
+               //      functionDefinition(methodDecl);
+               //    } else if (token == TokenNamevar) {
+               //      getNextToken();
+               //      classProperty();
+               //    } else {
+               //      throwSyntaxError("'function' or 'var' expected.");
+               //    }
+       }
+       private void class_constant_declaration() {
+               //      class_constant_declaration ',' T_STRING '=' static_scalar
+               //      | T_CONST T_STRING '=' static_scalar
+               if (token != TokenNameconst) {
+                       throwSyntaxError("'const' keyword expected in class declaration.");
+               } else {
+                       getNextToken();
+               }
+               while (true) {
+                       if (token != TokenNameIdentifier) {
+                               throwSyntaxError("Identifier expected in class const declaration.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameEQUAL) {
+                               throwSyntaxError("'=' expected in class const declaration.");
+                       }
+                       getNextToken();
+                       static_scalar();
+                       if (token != TokenNameCOMMA) {
+                               break; // while(true)-loop
+                       }
+                       getNextToken();
+               }
+       }
+       //  private void variable_modifiers() {
+       //    // variable_modifiers:
+       //    // non_empty_member_modifiers
+       //    //| T_VAR
+       //    initializeModifiers();
+       //    if (token == TokenNamevar) {
+       //      checkAndSetModifiers(AccPublic);
+       //      reportSyntaxError(
+       //          "Keyword 'var' is deprecated. Please use 'public' 'private' or
+       // 'protected'
+       // modifier for field declarations.",
+       //          scanner.getCurrentTokenStartPosition(), scanner
+       //              .getCurrentTokenEndPosition());
+       //      getNextToken();
+       //    } else {
+       //      if (!member_modifiers()) {
+       //        throwSyntaxError("'public' 'private' or 'protected' modifier expected for
+       // field declarations.");
+       //      }
+       //    }
+       //  }
+       //  private void method_modifiers() {
+       //    //method_modifiers:
+       //    // /* empty */
+       //    //| non_empty_member_modifiers
+       //    initializeModifiers();
+       //    if (!member_modifiers()) {
+       //      checkAndSetModifiers(AccPublic);
+       //    }
+       //  }
+       private boolean member_modifiers() {
+               //      T_PUBLIC
+               //| T_PROTECTED
+               //| T_PRIVATE
+               //| T_STATIC
+               //| T_ABSTRACT
+               //| T_FINAL
+               boolean foundToken = false;
+               while (true) {
+                       if (token == TokenNamepublic) {
+                               checkAndSetModifiers(AccPublic);
+                               getNextToken();
+                               foundToken = true;
+                       } else if (token == TokenNameprotected) {
+                               checkAndSetModifiers(AccProtected);
+                               getNextToken();
+                               foundToken = true;
+                       } else if (token == TokenNameprivate) {
+                               checkAndSetModifiers(AccPrivate);
+                               getNextToken();
+                               foundToken = true;
+                       } else if (token == TokenNamestatic) {
+                               checkAndSetModifiers(AccStatic);
+                               getNextToken();
+                               foundToken = true;
+                       } else if (token == TokenNameabstract) {
+                               checkAndSetModifiers(AccAbstract);
+                               getNextToken();
+                               foundToken = true;
+                       } else if (token == TokenNamefinal) {
+                               checkAndSetModifiers(AccFinal);
+                               getNextToken();
+                               foundToken = true;
+                       } else {
+                               break;
+                       }
+               }
+               return foundToken;
+       }
+       private void class_variable_declaration(int declarationSourceStart,
+                       ArrayList list) {
+               //    class_variable_declaration:
+               //              class_variable_declaration ',' T_VARIABLE
+               //      | class_variable_declaration ',' T_VARIABLE '=' static_scalar
+               //      | T_VARIABLE
+               //      | T_VARIABLE '=' static_scalar
+               do {
+                       if (token == TokenNameVariable) {
+                               FieldDeclaration fieldDeclaration = new FieldDeclaration(
+                                               scanner.getCurrentIdentifierSource(), scanner
+                                                               .getCurrentTokenStartPosition(), scanner
+                                                               .getCurrentTokenEndPosition());
+                               fieldDeclaration.modifiers = this.modifiers;
+                               fieldDeclaration.declarationSourceStart = declarationSourceStart;
+                               fieldDeclaration.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+                               fieldDeclaration.modifiersSourceStart = declarationSourceStart;
+                               //        fieldDeclaration.type
+                               list.add(fieldDeclaration);
+                               getNextToken();
+                               if (token == TokenNameEQUAL) {
+                                       getNextToken();
+                                       static_scalar();
+                               }
+                       } else {
+                               //        if (token == TokenNamethis) {
+                               //          throwSyntaxError("'$this' not allowed after keyword 'public'
+                               // 'protected' 'private' 'var'.");
+                               //        }
+                               throwSyntaxError("Variable expected after keyword 'public' 'protected' 'private' 'var'.");
+                       }
+                       if (token != TokenNameCOMMA) {
+                               break;
+                       }
+                       getNextToken();
+               } while (true);
+               if (token != TokenNameSEMICOLON) {
+                       throwSyntaxError("';' expected after field declaration.");
+               }
+               getNextToken();
+       }
+       private void functionDefinition(MethodDeclaration methodDecl) {
+               boolean isAbstract = false;
+               if (astPtr == 0) {
+                       compilationUnit.types.add(methodDecl);
+               } else {
+                       AstNode node = astStack[astPtr];
+                       if (node instanceof TypeDeclaration) {
+                               TypeDeclaration typeDecl = ((TypeDeclaration) node);
+                               if (typeDecl.methods == null) {
+                                       typeDecl.methods = new AbstractMethodDeclaration[]{methodDecl};
+                               } else {
+                                       AbstractMethodDeclaration[] newMethods;
+                                       System
+                                                       .arraycopy(
+                                                                       typeDecl.methods,
+                                                                       0,
+                                                                       newMethods = new AbstractMethodDeclaration[typeDecl.methods.length + 1],
+                                                                       1, typeDecl.methods.length);
+                                       newMethods[0] = methodDecl;
+                                       typeDecl.methods = newMethods;
+                               }
+                               if ((typeDecl.modifiers & AccAbstract) == AccAbstract) {
+                                       isAbstract = true;
+                               } else if ((typeDecl.modifiers & AccInterface) == AccInterface) {
+                                       isAbstract = true;
+                               }
+                       }
+               }
+               functionDeclarator(methodDecl);
+               if (token == TokenNameSEMICOLON) {
+                       if (!isAbstract) {
+                               throwSyntaxError("Body declaration expected for method: "
+                                               + new String(methodDecl.selector));
+                       }
+                       getNextToken();
+                       return;
+               }
+               functionBody(methodDecl);
+       }
+       private void functionDeclarator(MethodDeclaration methodDecl) {
+               //identifier '(' [parameter-list] ')'
+               if (token == TokenNameAND) {
+                       getNextToken();
+               }
+               if (token == TokenNameIdentifier) {
+                       methodDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+                       methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+                       methodDecl.selector = scanner.getCurrentIdentifierSource();
+                       getNextToken();
+                       if (token == TokenNameLPAREN) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("'(' expected in function declaration.");
+                       }
+                       if (token != TokenNameRPAREN) {
+                               parameter_list();
+                       }
+                       if (token != TokenNameRPAREN) {
+                               throwSyntaxError("')' expected in function declaration.");
+                       } else {
+                               methodDecl.bodyStart = scanner.getCurrentTokenEndPosition() + 1;
+                               getNextToken();
+                       }
+               } else {
+                       if (token > TokenNameKEYWORD) {
+                               throwSyntaxError("Don't use keyword for function declaration ["
+                                               + token + "].");
+                       }
+                       throwSyntaxError("Function name expected after keyword 'function'.");
+               }
+       }
+       //
+       private void parameter_list() {
+               //      non_empty_parameter_list
+               //      | /* empty */
+               non_empty_parameter_list(true);
+       }
+       private void non_empty_parameter_list(boolean empty_allowed) {
+               //      optional_class_type T_VARIABLE
+               //      | optional_class_type '&' T_VARIABLE
+               //      | optional_class_type '&' T_VARIABLE '=' static_scalar
+               //      | optional_class_type T_VARIABLE '=' static_scalar
+               //      | non_empty_parameter_list ',' optional_class_type T_VARIABLE
+               //      | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE
+               //      | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE '='
+               // static_scalar
+               //      | non_empty_parameter_list ',' optional_class_type T_VARIABLE '='
+               // static_scalar
+               if (token == TokenNameIdentifier || token == TokenNameVariable
+                               || token == TokenNameAND) {
+                       while (true) {
+                               if (token == TokenNameIdentifier) {
+                                       getNextToken();
+                               }
+                               if (token == TokenNameAND) {
+                                       getNextToken();
+                               }
+                               if (token == TokenNameVariable) {
+                                       getNextToken();
+                                       if (token == TokenNameEQUAL) {
+                                               getNextToken();
+                                               static_scalar();
+                                       }
+                               } else {
+                                       throwSyntaxError("Variable expected in parameter list.");
+                               }
+                               if (token != TokenNameCOMMA) {
+                                       break;
+                               }
+                               getNextToken();
+                       }
+                       return;
+               }
+               if (!empty_allowed) {
+                       throwSyntaxError("Identifier expected in parameter list.");
+               }
+       }
+       private void optional_class_type() {
+               //      /* empty */
+               //| T_STRING
+       }
+       private void parameterDeclaration() {
+               //variable
+               //variable-reference
+               if (token == TokenNameAND) {
+                       getNextToken();
+                       if (isVariable()) {
+                               getNextToken();
+                       } else {
+                               throwSyntaxError("Variable expected after reference operator '&'.");
+                       }
+               }
+               //variable '=' constant
+               if (token == TokenNameVariable) {
+                       getNextToken();
+                       if (token == TokenNameEQUAL) {
+                               getNextToken();
+                               static_scalar();
+                       }
+                       return;
+               }
+               //    if (token == TokenNamethis) {
+               //      throwSyntaxError("Reserved word '$this' not allowed in parameter
+               // declaration.");
+               //    }
+       }
+       private void labeledStatementList() {
+               if (token != TokenNamecase && token != TokenNamedefault) {
+                       throwSyntaxError("'case' or 'default' expected.");
+               }
+               do {
+                       if (token == TokenNamecase) {
+                               getNextToken();
+                               expr(); //constant();
+                               if (token == TokenNameCOLON || token == TokenNameSEMICOLON) {
+                                       getNextToken();
+                                       if (token == TokenNamecase || token == TokenNamedefault) {
+                                               // empty case statement ?
+                                               continue;
+                                       }
+                                       statementList();
+                               }
+                               //        else if (token == TokenNameSEMICOLON) {
+                               //          setMarker(
+                               //            "':' expected after 'case' keyword (Found token: " +
+                               // scanner.toStringAction(token) + ")",
+                               //            scanner.getCurrentTokenStartPosition(),
+                               //            scanner.getCurrentTokenEndPosition(),
+                               //            INFO);
+                               //          getNextToken();
+                               //          if (token == TokenNamecase) { // empty case statement ?
+                               //            continue;
+                               //          }
+                               //          statementList();
+                               //        }
+                               else {
+                                       throwSyntaxError("':' character after 'case' constant expected (Found token: "
+                                                       + scanner.toStringAction(token) + ")");
+                               }
+                       } else { // TokenNamedefault
+                               getNextToken();
+                               if (token == TokenNameCOLON) {
+                                       getNextToken();
+                                       if (token == TokenNameRBRACE) {
+                                               // empty default case
+                                               break;
+                                       }
+                                       statementList();
+                               } else {
+                                       throwSyntaxError("':' character after 'default' expected.");
+                               }
+                       }
+               } while (token == TokenNamecase || token == TokenNamedefault);
+       }
+       //  public void labeledStatement() {
+       //    if (token == TokenNamecase) {
+       //      getNextToken();
+       //      constant();
+       //      if (token == TokenNameDDOT) {
+       //        getNextToken();
+       //        statement();
+       //      } else {
+       //        throwSyntaxError("':' character after 'case' constant expected.");
+       //      }
+       //      return;
+       //    } else if (token == TokenNamedefault) {
+       //      getNextToken();
+       //      if (token == TokenNameDDOT) {
+       //        getNextToken();
+       //        statement();
+       //      } else {
+       //        throwSyntaxError("':' character after 'default' expected.");
+       //      }
+       //      return;
+       //    }
+       //  }
+       //  public void expressionStatement() {
+       //  }
+       //  private void inclusionStatement() {
+       //  }
+       //  public void compoundStatement() {
+       //  }
+       //  public void selectionStatement() {
+       //  }
+       //
+       //  public void iterationStatement() {
+       //  }
+       //
+       //  public void jumpStatement() {
+       //  }
+       //
+       //  public void outputStatement() {
+       //  }
+       //
+       //  public void scopeStatement() {
+       //  }
+       //
+       //  public void flowStatement() {
+       //  }
+       //
+       //  public void definitionStatement() {
+       //  }
+       private void ifStatement() {
+               // ':' statement-list [elseif-list] [else-colon-statement] 'endif' ';'
+               if (token == TokenNameCOLON) {
+                       getNextToken();
+                       if (token != TokenNameendif) {
+                               statementList();
+                               switch (token) {
+                                       case TokenNameelse :
+                                               getNextToken();
+                                               if (token == TokenNameCOLON) {
+                                                       getNextToken();
+                                                       if (token != TokenNameendif) {
+                                                               statementList();
+                                                       }
+                                               } else {
+                                                       if (token == TokenNameif) { //'else if'
+                                                               getNextToken();
+                                                               elseifStatementList();
+                                                       } else {
+                                                               throwSyntaxError("':' expected after 'else'.");
+                                                       }
+                                               }
+                                               break;
+                                       case TokenNameelseif :
+                                               getNextToken();
+                                               elseifStatementList();
+                                               break;
+                               }
+                       }
+                       if (token != TokenNameendif) {
+                               throwSyntaxError("'endif' expected.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameSEMICOLON) {
+                               throwSyntaxError("';' expected after if-statement.");
+                       }
+                       getNextToken();
+               } else {
+                       // statement [else-statement]
+                       statement(TokenNameEOF);
+                       if (token == TokenNameelseif) {
+                               getNextToken();
+                               if (token == TokenNameLPAREN) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("'(' expected after 'elseif' keyword.");
+                               }
+                               expr();
+                               if (token == TokenNameRPAREN) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("')' expected after 'elseif' condition.");
+                               }
+                               ifStatement();
+                       } else if (token == TokenNameelse) {
+                               getNextToken();
+                               statement(TokenNameEOF);
+                       }
+               }
+       }
+       private void elseifStatementList() {
+               do {
+                       elseifStatement();
+                       switch (token) {
+                               case TokenNameelse :
+                                       getNextToken();
+                                       if (token == TokenNameCOLON) {
+                                               getNextToken();
+                                               if (token != TokenNameendif) {
+                                                       statementList();
+                                               }
+                                               return;
+                                       } else {
+                                               if (token == TokenNameif) { //'else if'
+                                                       getNextToken();
+                                               } else {
+                                                       throwSyntaxError("':' expected after 'else'.");
+                                               }
+                                       }
+                                       break;
+                               case TokenNameelseif :
+                                       getNextToken();
+                                       break;
+                               default :
+                                       return;
+                       }
+               } while (true);
+       }
+       private void elseifStatement() {
+               if (token == TokenNameLPAREN) {
+                       getNextToken();
+                       expr();
+                       if (token != TokenNameRPAREN) {
+                               throwSyntaxError("')' expected in else-if-statement.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameCOLON) {
+                               throwSyntaxError("':' expected in else-if-statement.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameendif) {
+                               statementList();
+                       }
+               }
+       }
+       private void switchStatement() {
+               if (token == TokenNameCOLON) {
+                       // ':' [labeled-statement-list] 'endswitch' ';'
+                       getNextToken();
+                       labeledStatementList();
+                       if (token != TokenNameendswitch) {
+                               throwSyntaxError("'endswitch' expected.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameSEMICOLON) {
+                               throwSyntaxError("';' expected after switch-statement.");
+                       }
+                       getNextToken();
+               } else {
+                       // '{' [labeled-statement-list] '}'
+                       if (token != TokenNameLBRACE) {
+                               throwSyntaxError("'{' expected in switch statement.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameRBRACE) {
+                               labeledStatementList();
+                       }
+                       if (token != TokenNameRBRACE) {
+                               throwSyntaxError("'}' expected in switch statement.");
+                       }
+                       getNextToken();
+               }
+       }
+       private void forStatement() {
+               if (token == TokenNameCOLON) {
+                       getNextToken();
+                       statementList();
+                       if (token != TokenNameendfor) {
+                               throwSyntaxError("'endfor' expected.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameSEMICOLON) {
+                               throwSyntaxError("';' expected after for-statement.");
+                       }
+                       getNextToken();
+               } else {
+                       statement(TokenNameEOF);
+               }
+       }
+       private void whileStatement() {
+               // ':' statement-list 'endwhile' ';'
+               if (token == TokenNameCOLON) {
+                       getNextToken();
+                       statementList();
+                       if (token != TokenNameendwhile) {
+                               throwSyntaxError("'endwhile' expected.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameSEMICOLON) {
+                               throwSyntaxError("';' expected after while-statement.");
+                       }
+                       getNextToken();
+               } else {
+                       statement(TokenNameEOF);
+               }
+       }
+       private void foreachStatement() {
+               if (token == TokenNameCOLON) {
+                       getNextToken();
+                       statementList();
+                       if (token != TokenNameendforeach) {
+                               throwSyntaxError("'endforeach' expected.");
+                       }
+                       getNextToken();
+                       if (token != TokenNameSEMICOLON) {
+                               throwSyntaxError("';' expected after foreach-statement.");
+                       }
+                       getNextToken();
+               } else {
+                       statement(TokenNameEOF);
+               }
+       }
+       //  private void exitStatus() {
+       //    if (token == TokenNameLPAREN) {
+       //      getNextToken();
+       //    } else {
+       //      throwSyntaxError("'(' expected in 'exit-status'.");
+       //    }
+       //    if (token != TokenNameRPAREN) {
+       //      expression();
+       //    }
+       //    if (token == TokenNameRPAREN) {
+       //      getNextToken();
+       //    } else {
+       //      throwSyntaxError("')' expected after 'exit-status'.");
+       //    }
+       //  }
+       private void expressionList() {
+               do {
+                       expr();
+                       if (token == TokenNameCOMMA) {
+                               getNextToken();
+                       } else {
+                               break;
+                       }
+               } while (true);
+       }
+       private void expr() {
+               //      r_variable
+               //      | expr_without_variable
+               //    if (token!=TokenNameEOF) {
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: expr()");
+               }
+               expr_without_variable(true);
+               //    }
+       }
+       private void expr_without_variable(boolean only_variable) {
+               //              internal_functions_in_yacc
+               //      | T_CLONE expr
+               //      | T_PRINT expr
+               //      | '(' expr ')'
+               //      | '@' expr
+               //      | '+' expr
+               //      | '-' expr
+               //      | '!' expr
+               //      | '~' expr
+               //      | T_INC rw_variable
+               //      | T_DEC rw_variable
+               //      | T_INT_CAST expr
+               //      | T_DOUBLE_CAST expr
+               //      | T_STRING_CAST expr
+               //      | T_ARRAY_CAST expr
+               //      | T_OBJECT_CAST expr
+               //      | T_BOOL_CAST expr
+               //      | T_UNSET_CAST expr
+               //      | T_EXIT exit_expr
+               //      | scalar
+               //      | T_ARRAY '(' array_pair_list ')'
+               //      | '`' encaps_list '`'
+               //      | T_LIST '(' assignment_list ')' '=' expr
+               //      | T_NEW class_name_reference ctor_arguments
+               //      | variable '=' expr
+               //      | variable '=' '&' variable
+               //      | variable '=' '&' T_NEW class_name_reference ctor_arguments
+               //      | variable T_PLUS_EQUAL expr
+               //      | variable T_MINUS_EQUAL expr
+               //      | variable T_MUL_EQUAL expr
+               //      | variable T_DIV_EQUAL expr
+               //      | variable T_CONCAT_EQUAL expr
+               //      | variable T_MOD_EQUAL expr
+               //      | variable T_AND_EQUAL expr
+               //      | variable T_OR_EQUAL expr
+               //      | variable T_XOR_EQUAL expr
+               //      | variable T_SL_EQUAL expr
+               //      | variable T_SR_EQUAL expr
+               //      | rw_variable T_INC
+               //      | rw_variable T_DEC
+               //      | expr T_BOOLEAN_OR expr
+               //      | expr T_BOOLEAN_AND expr
+               //      | expr T_LOGICAL_OR expr
+               //      | expr T_LOGICAL_AND expr
+               //      | expr T_LOGICAL_XOR expr
+               //      | expr '|' expr
+               //      | expr '&' expr
+               //      | expr '^' expr
+               //      | expr '.' expr
+               //      | expr '+' expr
+               //      | expr '-' expr
+               //      | expr '*' expr
+               //      | expr '/' expr
+               //      | expr '%' expr
+               //      | expr T_SL expr
+               //      | expr T_SR expr
+               //      | expr T_IS_IDENTICAL expr
+               //      | expr T_IS_NOT_IDENTICAL expr
+               //      | expr T_IS_EQUAL expr
+               //      | expr T_IS_NOT_EQUAL expr
+               //      | expr '<' expr
+               //      | expr T_IS_SMALLER_OR_EQUAL expr
+               //      | expr '>' expr
+               //      | expr T_IS_GREATER_OR_EQUAL expr
+               //      | expr T_INSTANCEOF class_name_reference
+               //      | expr '?' expr ':' expr
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: expr_without_variable() PART 1");
+               }
+               switch (token) {
+                       case TokenNameisset :
+                       case TokenNameempty :
+                       case TokenNameeval :
+                       case TokenNameinclude :
+                       case TokenNameinclude_once :
+                       case TokenNamerequire :
+                       case TokenNamerequire_once :
+                               internal_functions_in_yacc();
+                               break;
+                       //      | '(' expr ')'
+                       case TokenNameLPAREN :
+                               getNextToken();
+                               expr();
+                               if (token == TokenNameRPAREN) {
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("')' expected in expression.");
+                               }
+                               break;
+                       //    | T_CLONE expr
+                       //    | T_PRINT expr
+                       //    | '@' expr
+                       //    | '+' expr
+                       //    | '-' expr
+                       //    | '!' expr
+                       //    | '~' expr
+                       //    | T_INT_CAST expr
+                       //      | T_DOUBLE_CAST expr
+                       //      | T_STRING_CAST expr
+                       //      | T_ARRAY_CAST expr
+                       //      | T_OBJECT_CAST expr
+                       //      | T_BOOL_CAST expr
+                       //      | T_UNSET_CAST expr
+                       case TokenNameclone :
+                       case TokenNameprint :
+                       case TokenNameAT :
+                       case TokenNamePLUS :
+                       case TokenNameMINUS :
+                       case TokenNameNOT :
+                       case TokenNameTWIDDLE :
+                       case TokenNameintCAST :
+                       case TokenNamedoubleCAST :
+                       case TokenNamestringCAST :
+                       case TokenNamearrayCAST :
+                       case TokenNameobjectCAST :
+                       case TokenNameboolCAST :
+                       case TokenNameunsetCAST :
+                               getNextToken();
+                               expr();
+                               break;
+                       case TokenNameexit :
+                               getNextToken();
+                               exit_expr();
+                               break;
+                       //  scalar:
+                       //      T_STRING
+                       //| T_STRING_VARNAME
+                       //| class_constant
+                       //| T_START_HEREDOC encaps_list T_END_HEREDOC
+                       //      | '`' encaps_list '`'
+                       //  | common_scalar
+                       //      | '`' encaps_list '`'
+                       case TokenNameEncapsedString0 :
+                               scanner.encapsedStringStack.push(new Character('`'));
+                               getNextToken();
+                               try {
+                                       if (token == TokenNameEncapsedString0) {
+                                       } else {
+                                               encaps_list();
+                                               if (token != TokenNameEncapsedString0) {
+                                                       throwSyntaxError("\'`\' expected at end of string"
+                                                                       + "(Found token: "
+                                                                       + scanner.toStringAction(token) + " )");
+                                               }
+                                       }
+                               } finally {
+                                       scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                               }
+                               break;
+                       //      | '\'' encaps_list '\''
+                       case TokenNameEncapsedString1 :
+                               scanner.encapsedStringStack.push(new Character('\''));
+                               getNextToken();
+                               try {
+                                       if (token == TokenNameEncapsedString1) {
+                                       } else {
+                                               encaps_list();
+                                               if (token != TokenNameEncapsedString1) {
+                                                       throwSyntaxError("\'\'\' expected at end of string"
+                                                                       + "(Found token: "
+                                                                       + scanner.toStringAction(token) + " )");
+                                               }
+                                       }
+                               } finally {
+                                       scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                               }
+                               break;
+                       //| '"' encaps_list '"'
+                       case TokenNameEncapsedString2 :
+                               scanner.encapsedStringStack.push(new Character('"'));
+                               getNextToken();
+                               try {
+                                       if (token == TokenNameEncapsedString2) {
+                                       } else {
+                                               encaps_list();
+                                               if (token != TokenNameEncapsedString2) {
+                                                       throwSyntaxError("'\"' expected at end of string"
+                                                                       + "(Found token: "
+                                                                       + scanner.toStringAction(token) + " )");
+                                               }
+                                       }
+                               } finally {
+                                       scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                               }
+                               break;
+                       case TokenNameIntegerLiteral :
+                       case TokenNameDoubleLiteral :
+                       case TokenNameStringLiteral :
+                       case TokenNameStringConstant :
+                       case TokenNameStringInterpolated :
+                       case TokenNameFILE :
+                       case TokenNameLINE :
+                       case TokenNameCLASS_C :
+                       case TokenNameMETHOD_C :
+                       case TokenNameFUNC_C :
+                               common_scalar();
+                               break;
+                       case TokenNameHEREDOC :
+                               getNextToken();
+                               break;
+                       case TokenNamearray :
+                               //    T_ARRAY '(' array_pair_list ')'
+                               getNextToken();
+                               if (token == TokenNameLPAREN) {
+                                       getNextToken();
+                                       if (token == TokenNameRPAREN) {
+                                               getNextToken();
+                                               break;
+                                       }
+                                       array_pair_list();
+                                       if (token != TokenNameRPAREN) {
+                                               throwSyntaxError("')' expected after keyword 'array'"
+                                                               + "(Found token: "
+                                                               + scanner.toStringAction(token) + ")");
+                                       }
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("'(' expected after keyword 'array'"
+                                                       + "(Found token: " + scanner.toStringAction(token)
+                                                       + ")");
+                               }
+                               break;
+                       case TokenNamelist :
+                               //    | T_LIST '(' assignment_list ')' '=' expr
+                               getNextToken();
+                               if (token == TokenNameLPAREN) {
+                                       getNextToken();
+                                       assignment_list();
+                                       if (token != TokenNameRPAREN) {
+                                               throwSyntaxError("')' expected after 'list' keyword.");
+                                       }
+                                       getNextToken();
+                                       if (token != TokenNameEQUAL) {
+                                               throwSyntaxError("'=' expected after 'list' keyword.");
+                                       }
+                                       getNextToken();
+                                       expr();
+                               } else {
+                                       throwSyntaxError("'(' expected after 'list' keyword.");
+                               }
+                               break;
+                       case TokenNamenew :
+                               //      | T_NEW class_name_reference ctor_arguments
+                               getNextToken();
+                               class_name_reference();
+                               ctor_arguments();
+                               break;
+                       //      | T_INC rw_variable
+                       //      | T_DEC rw_variable
+                       case TokenNamePLUS_PLUS :
+                       case TokenNameMINUS_MINUS :
+                               getNextToken();
+                               rw_variable();
+                               break;
+                       //      | variable '=' expr
+                       //      | variable '=' '&' variable
+                       //      | variable '=' '&' T_NEW class_name_reference ctor_arguments
+                       //      | variable T_PLUS_EQUAL expr
+                       //      | variable T_MINUS_EQUAL expr
+                       //      | variable T_MUL_EQUAL expr
+                       //      | variable T_DIV_EQUAL expr
+                       //      | variable T_CONCAT_EQUAL expr
+                       //      | variable T_MOD_EQUAL expr
+                       //      | variable T_AND_EQUAL expr
+                       //      | variable T_OR_EQUAL expr
+                       //      | variable T_XOR_EQUAL expr
+                       //      | variable T_SL_EQUAL expr
+                       //      | variable T_SR_EQUAL expr
+                       //      | rw_variable T_INC
+                       //      | rw_variable T_DEC
+                       case TokenNameIdentifier :
+                       case TokenNameVariable :
+                       case TokenNameDOLLAR :
+                               variable();
+                               switch (token) {
+                                       case TokenNameEQUAL :
+                                               getNextToken();
+                                               if (token == TokenNameAND) {
+                                                       getNextToken();
+                                                       if (token == TokenNamenew) {
+                                                               // | variable '=' '&' T_NEW class_name_reference
+                                                               // ctor_arguments
+                                                               getNextToken();
+                                                               class_name_reference();
+                                                               ctor_arguments();
+                                                       } else {
+                                                               variable();
+                                                       }
+                                               } else {
+                                                       expr();
+                                               }
+                                               break;
+                                       case TokenNamePLUS_EQUAL :
+                                       case TokenNameMINUS_EQUAL :
+                                       case TokenNameMULTIPLY_EQUAL :
+                                       case TokenNameDIVIDE_EQUAL :
+                                       case TokenNameDOT_EQUAL :
+                                       case TokenNameREMAINDER_EQUAL :
+                                       case TokenNameAND_EQUAL :
+                                       case TokenNameOR_EQUAL :
+                                       case TokenNameXOR_EQUAL :
+                                       case TokenNameRIGHT_SHIFT_EQUAL :
+                                       case TokenNameLEFT_SHIFT_EQUAL :
+                                               getNextToken();
+                                               expr();
+                                               break;
+                                       case TokenNamePLUS_PLUS :
+                                       case TokenNameMINUS_MINUS :
+                                               getNextToken();
+                                               break;
+                                       default :
+                                               if (!only_variable) {
+                                                       throwSyntaxError("Variable expression not allowed (found token '"
+                                                                       + scanner.toStringAction(token) + "').");
+                                               }
+                               }
+                               break;
+                       default :
+                               if (token != TokenNameINLINE_HTML) {
+                                       if (token > TokenNameKEYWORD) {
+                                               getNextToken();
+                                               break;
+                                       } else {
+                                               throwSyntaxError("Error in expression (found token '"
+                                                               + scanner.toStringAction(token) + "').");
+                                       }
+                               }
+                               return;
+               }
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: expr_without_variable() PART 2");
+               }
+               //      | expr T_BOOLEAN_OR expr
+               //      | expr T_BOOLEAN_AND expr
+               //      | expr T_LOGICAL_OR expr
+               //      | expr T_LOGICAL_AND expr
+               //      | expr T_LOGICAL_XOR expr
+               //      | expr '|' expr
+               //      | expr '&' expr
+               //      | expr '^' expr
+               //      | expr '.' expr
+               //      | expr '+' expr
+               //      | expr '-' expr
+               //      | expr '*' expr
+               //      | expr '/' expr
+               //      | expr '%' expr
+               //      | expr T_SL expr
+               //      | expr T_SR expr
+               //      | expr T_IS_IDENTICAL expr
+               //      | expr T_IS_NOT_IDENTICAL expr
+               //      | expr T_IS_EQUAL expr
+               //      | expr T_IS_NOT_EQUAL expr
+               //      | expr '<' expr
+               //      | expr T_IS_SMALLER_OR_EQUAL expr
+               //      | expr '>' expr
+               //      | expr T_IS_GREATER_OR_EQUAL expr
+               while (true) {
+                       switch (token) {
+                               case TokenNameOR_OR :
+                               case TokenNameAND_AND :
+                               case TokenNameand :
+                               case TokenNameor :
+                               case TokenNamexor :
+                               case TokenNameAND :
+                               case TokenNameOR :
+                               case TokenNameXOR :
+                               case TokenNameDOT :
+                               case TokenNamePLUS :
+                               case TokenNameMINUS :
+                               case TokenNameMULTIPLY :
+                               case TokenNameDIVIDE :
+                               case TokenNameREMAINDER :
+                               case TokenNameLEFT_SHIFT :
+                               case TokenNameRIGHT_SHIFT :
+                               case TokenNameEQUAL_EQUAL_EQUAL :
+                               case TokenNameNOT_EQUAL_EQUAL :
+                               case TokenNameEQUAL_EQUAL :
+                               case TokenNameNOT_EQUAL :
+                               case TokenNameLESS :
+                               case TokenNameLESS_EQUAL :
+                               case TokenNameGREATER :
+                               case TokenNameGREATER_EQUAL :
+                                       getNextToken();
+                                       expr();
+                                       break;
+                               //  | expr T_INSTANCEOF class_name_reference
+                               //      | expr '?' expr ':' expr
+                               case TokenNameinstanceof :
+                                       getNextToken();
+                                       class_name_reference();
+                                       break;
+                               case TokenNameQUESTION :
+                                       getNextToken();
+                                       expr();
+                                       if (token == TokenNameCOLON) {
+                                               getNextToken();
+                                               expr();
+                                       }
+                                       break;
+                               default :
+                                       return;
+                       }
+               }
+       }
+       private void class_name_reference() {
+               //  class_name_reference:
+               //      T_STRING
+               //| dynamic_class_name_reference
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: class_name_reference()");
+               }
+               if (token == TokenNameIdentifier) {
+                       getNextToken();
+               } else {
+                       dynamic_class_name_reference();
+               }
+       }
+       private void dynamic_class_name_reference() {
+               //dynamic_class_name_reference:
+               //      base_variable T_OBJECT_OPERATOR object_property
+               // dynamic_class_name_variable_properties
+               //| base_variable
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: dynamic_class_name_reference()");
+               }
+               base_variable();
+               if (token == TokenNameMINUS_GREATER) {
+                       getNextToken();
+                       object_property();
+                       dynamic_class_name_variable_properties();
+               }
+       }
+       private void dynamic_class_name_variable_properties() {
+               //  dynamic_class_name_variable_properties:
+               //              dynamic_class_name_variable_properties
+               // dynamic_class_name_variable_property
+               //      | /* empty */
+               if (Scanner.TRACE) {
+                       System.out
+                                       .println("TRACE: dynamic_class_name_variable_properties()");
+               }
+               while (token == TokenNameMINUS_GREATER) {
+                       dynamic_class_name_variable_property();
+               }
+       }
+       private void dynamic_class_name_variable_property() {
+               //  dynamic_class_name_variable_property:
+               //      T_OBJECT_OPERATOR object_property
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: dynamic_class_name_variable_property()");
+               }
+               if (token == TokenNameMINUS_GREATER) {
+                       getNextToken();
+                       object_property();
+               }
+       }
+       private void ctor_arguments() {
+               //  ctor_arguments:
+               //      /* empty */
+               //| '(' function_call_parameter_list ')'
+               if (token == TokenNameLPAREN) {
+                       getNextToken();
+                       if (token == TokenNameRPAREN) {
+                               getNextToken();
+                               return;
+                       }
+                       non_empty_function_call_parameter_list();
+                       if (token != TokenNameRPAREN) {
+                               throwSyntaxError("')' expected in ctor_arguments.");
+                       }
+                       getNextToken();
+               }
+       }
+       private void assignment_list() {
+               //  assignment_list:
+               //      assignment_list ',' assignment_list_element
+               //| assignment_list_element
+               while (true) {
+                       assignment_list_element();
+                       if (token != TokenNameCOMMA) {
+                               break;
+                       }
+                       getNextToken();
+               }
+       }
+       private void assignment_list_element() {
+               //assignment_list_element:
+               //      variable
+               //| T_LIST '(' assignment_list ')'
+               //| /* empty */
+               if (token == TokenNameVariable || token == TokenNameDOLLAR) {
+                       variable();
+               } else {
+                       if (token == TokenNamelist) {
+                               getNextToken();
+                               if (token == TokenNameLPAREN) {
+                                       getNextToken();
+                                       assignment_list();
+                                       if (token != TokenNameRPAREN) {
+                                               throwSyntaxError("')' expected after 'list' keyword.");
+                                       }
+                                       getNextToken();
+                               } else {
+                                       throwSyntaxError("'(' expected after 'list' keyword.");
+                               }
+                       }
+               }
+       }
+       private void array_pair_list() {
+               //  array_pair_list:
+               //      /* empty */
+               //| non_empty_array_pair_list possible_comma
+               non_empty_array_pair_list();
+               if (token == TokenNameCOMMA) {
+                       getNextToken();
+               }
+       }
+       private void non_empty_array_pair_list() {
+               //non_empty_array_pair_list:
+               //      non_empty_array_pair_list ',' expr T_DOUBLE_ARROW expr
+               //| non_empty_array_pair_list ',' expr
+               //| expr T_DOUBLE_ARROW expr
+               //| expr
+               //| non_empty_array_pair_list ',' expr T_DOUBLE_ARROW '&' w_variable
+               //| non_empty_array_pair_list ',' '&' w_variable
+               //| expr T_DOUBLE_ARROW '&' w_variable
+               //| '&' w_variable
+               while (true) {
+                       if (token == TokenNameAND) {
+                               getNextToken();
+                               variable();
+                       } else {
+                               expr();
+                               if (token == TokenNameAND) {
+                                       getNextToken();
+                                       variable();
+                               } else if (token == TokenNameEQUAL_GREATER) {
+                                       getNextToken();
+                                       if (token == TokenNameAND) {
+                                               getNextToken();
+                                               variable();
+                                       } else {
+                                               expr();
+                                       }
+                               }
+                       }
+                       if (token != TokenNameCOMMA) {
+                               return;
+                       }
+                       getNextToken();
+                       if (token == TokenNameRPAREN) {
+                               return;
+                       }
+               }
+       }
+       //  private void variableList() {
+       //    do {
+       //      variable();
+       //      if (token == TokenNameCOMMA) {
+       //        getNextToken();
+       //      } else {
+       //        break;
+       //      }
+       //    } while (true);
+       //  }
+       private void variable_without_objects() {
+               //  variable_without_objects:
+               //              reference_variable
+               //      | simple_indirect_reference reference_variable
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: variable_without_objects()");
+               }
+               while (token == TokenNameDOLLAR) {
+                       getNextToken();
+               }
+               reference_variable();
+       }
+       private void function_call() {
+               //  function_call:
+               //      T_STRING '(' function_call_parameter_list ')'
+               //| class_constant '(' function_call_parameter_list ')'
+               //| static_member '(' function_call_parameter_list ')'
+               //| variable_without_objects '(' function_call_parameter_list ')'
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: function_call()");
+               }
+               if (token == TokenNameIdentifier) {
+                       getNextToken();
+                       switch (token) {
+                               case TokenNamePAAMAYIM_NEKUDOTAYIM :
+                                       // static member:
+                                       getNextToken();
+                                       if (token == TokenNameIdentifier) {
+                                               // class _constant
+                                               getNextToken();
+                                       } else {
+                                               //        static member:
+                                               variable_without_objects();
+                                       }
+                                       break;
+                       }
+               } else {
+                       variable_without_objects();
+               }
+               if (token != TokenNameLPAREN) {
+                       // TODO is this ok ?
+                       return;
+                       //      throwSyntaxError("'(' expected in function call.");
+               }
+               getNextToken();
+               if (token == TokenNameRPAREN) {
+                       getNextToken();
+                       return;
+               }
+               non_empty_function_call_parameter_list();
+               if (token != TokenNameRPAREN) {
+                       throwSyntaxError("')' expected in function call.");
+               }
+               getNextToken();
+       }
+       //  private void function_call_parameter_list() {
+       //    function_call_parameter_list:
+       //              non_empty_function_call_parameter_list { $$ = $1; }
+       //      | /* empty */
+       //  }
+       private void non_empty_function_call_parameter_list() {
+               //non_empty_function_call_parameter_list:
+               //              expr_without_variable
+               //      | variable
+               //      | '&' w_variable
+               //      | non_empty_function_call_parameter_list ',' expr_without_variable
+               //      | non_empty_function_call_parameter_list ',' variable
+               //      | non_empty_function_call_parameter_list ',' '&' w_variable
+               if (Scanner.TRACE) {
+                       System.out
+                                       .println("TRACE: non_empty_function_call_parameter_list()");
+               }
+               while (true) {
+                       if (token == TokenNameAND) {
+                               getNextToken();
+                               w_variable();
+                       } else {
+                               //        if (token == TokenNameIdentifier || token ==
+                               // TokenNameVariable
+                               //            || token == TokenNameDOLLAR) {
+                               //          variable();
+                               //        } else {
+                               expr_without_variable(true);
+                               //        }
+                       }
+                       if (token != TokenNameCOMMA) {
+                               break;
+                       }
+                       getNextToken();
+               }
+       }
+       private void fully_qualified_class_name() {
+               if (token == TokenNameIdentifier) {
+                       getNextToken();
+               } else {
+                       throwSyntaxError("Class name expected.");
+               }
+       }
+       private void static_member() {
+               //  static_member:
+               //      fully_qualified_class_name T_PAAMAYIM_NEKUDOTAYIM
+               // variable_without_objects
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: static_member()");
+               }
+               fully_qualified_class_name();
+               if (token != TokenNamePAAMAYIM_NEKUDOTAYIM) {
+                       throwSyntaxError("'::' expected after class name (static_member).");
+               }
+               getNextToken();
+               variable_without_objects();
+       }
+       private void base_variable_with_function_calls() {
+               //  base_variable_with_function_calls:
+               //      base_variable
+               //| function_call
+               boolean functionCall = false;
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: base_variable_with_function_calls()");
+               }
+               //    if (token == TokenNameIdentifier) {
+               //      functionCall = true;
+               //    } else if (token == TokenNameVariable) {
+               //      int tempToken = token;
+               //      int tempPosition = scanner.currentPosition;
+               //      getNextToken();
+               //      if (token == TokenNameLPAREN) {
+               //        functionCall = true;
+               //      }
+               //      token = tempToken;
+               //      scanner.currentPosition = tempPosition;
+               //      scanner.phpMode = true;
+               //    }
+               //    if (functionCall) {
+               function_call();
+               //    } else {
+               //      base_variable();
+               //    }
+       }
+       private void base_variable() {
+               //  base_variable:
+               //              reference_variable
+               //      | simple_indirect_reference reference_variable
+               //      | static_member
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: base_variable()");
+               }
+               if (token == TokenNameIdentifier) {
+                       static_member();
+               } else {
+                       while (token == TokenNameDOLLAR) {
+                               getNextToken();
+                       }
+                       reference_variable();
+               }
+       }
+       //  private void simple_indirect_reference() {
+       //    // simple_indirect_reference:
+       //    // '$'
+       //    //| simple_indirect_reference '$'
+       //  }
+       private void reference_variable() {
+               //  reference_variable:
+               //              reference_variable '[' dim_offset ']'
+               //      | reference_variable '{' expr '}'
+               //      | compound_variable
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: reference_variable()");
+               }
+               compound_variable();
+               while (true) {
+                       if (token == TokenNameLBRACE) {
+                               getNextToken();
+                               expr();
+                               if (token != TokenNameRBRACE) {
+                                       throwSyntaxError("'}' expected in reference variable.");
+                               }
+                               getNextToken();
+                       } else if (token == TokenNameLBRACKET) {
+                               getNextToken();
+                               if (token != TokenNameRBRACKET) {
+                                       expr();
+                                       //        dim_offset();
+                                       if (token != TokenNameRBRACKET) {
+                                               throwSyntaxError("']' expected in reference variable.");
+                                       }
+                               }
+                               getNextToken();
+                       } else {
+                               break;
+                       }
+               }
+       }
+       private void compound_variable() {
+               //  compound_variable:
+               //              T_VARIABLE
+               //      | '$' '{' expr '}'
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: compound_variable()");
+               }
+               if (token == TokenNameVariable) {
+                       getNextToken();
+               } else {
+                       // because of simple_indirect_reference
+                       while (token == TokenNameDOLLAR) {
+                               getNextToken();
+                       }
+                       if (token != TokenNameLBRACE) {
+                               throwSyntaxError("'{' expected after compound variable token '$'.");
+                       }
+                       getNextToken();
+                       expr();
+                       if (token != TokenNameRBRACE) {
+                               throwSyntaxError("'}' expected after compound variable token '$'.");
+                       }
+                       getNextToken();
+               }
+       }
+       //  private void dim_offset() {
+       //    // dim_offset:
+       //    // /* empty */
+       //    // | expr
+       //    expr();
+       //  }
+       private void object_property() {
+               //  object_property:
+               //      object_dim_list
+               //| variable_without_objects
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: object_property()");
+               }
+               if (token == TokenNameVariable || token == TokenNameDOLLAR) {
+                       variable_without_objects();
+               } else {
+                       object_dim_list();
+               }
+       }
+       private void object_dim_list() {
+               //object_dim_list:
+               //      object_dim_list '[' dim_offset ']'
+               //| object_dim_list '{' expr '}'
+               //| variable_name
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: object_dim_list()");
+               }
+               variable_name();
+               while (true) {
+                       if (token == TokenNameLBRACE) {
+                               getNextToken();
+                               expr();
+                               if (token != TokenNameRBRACE) {
+                                       throwSyntaxError("'}' expected in object_dim_list.");
+                               }
+                               getNextToken();
+                       } else if (token == TokenNameLBRACKET) {
+                               getNextToken();
+                               if (token == TokenNameRBRACKET) {
+                                       getNextToken();
+                                       continue;
+                               }
+                               expr();
+                               if (token != TokenNameRBRACKET) {
+                                       throwSyntaxError("']' expected in object_dim_list.");
+                               }
+                               getNextToken();
+                       } else {
+                               break;
+                       }
+               }
+       }
+       private void variable_name() {
+               //variable_name:
+               //      T_STRING
+               //| '{' expr '}'
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: variable_name()");
+               }
+               if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+                       if (token > TokenNameKEYWORD) {
+                               // TODO show a warning "Keyword used as variable" ?
+                       }
+                       getNextToken();
+               } else {
+                       if (token != TokenNameLBRACE) {
+                               throwSyntaxError("'{' expected in variable name.");
+                       }
+                       getNextToken();
+                       expr();
+                       if (token != TokenNameRBRACE) {
+                               throwSyntaxError("'}' expected in variable name.");
+                       }
+                       getNextToken();
+               }
+       }
+       private void r_variable() {
+               variable();
+       }
+       private void w_variable() {
+               variable();
+       }
+       private void rw_variable() {
+               variable();
+       }
+       private void variable() {
+               //    variable:
+               //              base_variable_with_function_calls T_OBJECT_OPERATOR
+               //                      object_property method_or_not variable_properties
+               //      | base_variable_with_function_calls
+               base_variable_with_function_calls();
+               if (token == TokenNameMINUS_GREATER) {
+                       getNextToken();
+                       object_property();
+                       method_or_not();
+                       variable_properties();
+               }
+               //    if (token == TokenNameDOLLAR_LBRACE) {
+               //      getNextToken();
+               //      expr();
+               //      ;
+               //      if (token != TokenNameRBRACE) {
+               //        throwSyntaxError("'}' expected after indirect variable token '${'.");
+               //      }
+               //      getNextToken();
+               //    } else {
+               //      if (token == TokenNameVariable) {
+               //        getNextToken();
+               //        if (token == TokenNameLBRACKET) {
+               //          getNextToken();
+               //          expr();
+               //          if (token != TokenNameRBRACKET) {
+               //            throwSyntaxError("']' expected in variable-list.");
+               //          }
+               //          getNextToken();
+               //        } else if (token == TokenNameEQUAL) {
+               //          getNextToken();
+               //          static_scalar();
+               //        }
+               //      } else {
+               //        throwSyntaxError("$-variable expected in variable-list.");
+               //      }
+               //    }
+       }
+       private void variable_properties() {
+               //  variable_properties:
+               //              variable_properties variable_property
+               //      | /* empty */
+               while (token == TokenNameMINUS_GREATER) {
+                       variable_property();
+               }
+       }
+       private void variable_property() {
+               //  variable_property:
+               //              T_OBJECT_OPERATOR object_property method_or_not
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: variable_property()");
+               }
+               if (token == TokenNameMINUS_GREATER) {
+                       getNextToken();
+                       object_property();
+                       method_or_not();
+               } else {
+                       throwSyntaxError("'->' expected in variable_property.");
+               }
+       }
+       private void method_or_not() {
+               //  method_or_not:
+               //              '(' function_call_parameter_list ')'
+               //      | /* empty */
+               if (Scanner.TRACE) {
+                       System.out.println("TRACE: method_or_not()");
+               }
+               if (token == TokenNameLPAREN) {
+                       getNextToken();
+                       if (token == TokenNameRPAREN) {
+                               getNextToken();
+                               return;
+                       }
+                       non_empty_function_call_parameter_list();
+                       if (token != TokenNameRPAREN) {
+                               throwSyntaxError("')' expected in method_or_not.");
+                       }
+                       getNextToken();
+               }
+       }
+       private void exit_expr() {
+               //      /* empty */
+               //      | '(' ')'
+               //      | '(' expr ')'
+               if (token != TokenNameLPAREN) {
+                       return;
+               }
+               getNextToken();
+               if (token == TokenNameRPAREN) {
+                       getNextToken();
+                       return;
+               }
+               expr();
+               if (token != TokenNameRPAREN) {
+                       throwSyntaxError("')' expected after keyword 'exit'");
+               }
+               getNextToken();
+       }
+       private void encaps_list() {
+               //              encaps_list encaps_var
+               //      | encaps_list T_STRING
+               //      | encaps_list T_NUM_STRING
+               //      | encaps_list T_ENCAPSED_AND_WHITESPACE
+               //      | encaps_list T_CHARACTER
+               //      | encaps_list T_BAD_CHARACTER
+               //      | encaps_list '['
+               //      | encaps_list ']'
+               //      | encaps_list '{'
+               //      | encaps_list '}'
+               //      | encaps_list T_OBJECT_OPERATOR
+               //      | /* empty */
+               while (true) {
+                       switch (token) {
+                               case TokenNameSTRING :
+                                       getNextToken();
+                                       break;
+                               case TokenNameLBRACE :
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                                       break;
+                               case TokenNameRBRACE :
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                                       break;
+                               case TokenNameLBRACKET :
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                                       break;
+                               case TokenNameRBRACKET :
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                                       break;
+                               case TokenNameMINUS_GREATER :
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                                       break;
+                               case TokenNameVariable :
+                               case TokenNameDOLLAR_LBRACE :
+                               case TokenNameCURLY_OPEN :
+                                       encaps_var();
+                                       break;
+                               //        case TokenNameDOLLAR :
+                               //          getNextToken();
+                               //          if (token == TokenNameLBRACE) {
+                               //            token = TokenNameDOLLAR_LBRACE;
+                               //            encaps_var();
+                               //          }
+                               //          break;
+                               default :
+                                       char encapsedChar = ((Character) scanner.encapsedStringStack
+                                                       .peek()).charValue();
+                                       if (encapsedChar == '$') {
+                                               scanner.encapsedStringStack.pop();
+                                               encapsedChar = ((Character) scanner.encapsedStringStack
+                                                               .peek()).charValue();
+                                               switch (encapsedChar) {
+                                                       case '`' :
+                                                               if (token == TokenNameEncapsedString0) {
+                                                                       return;
+                                                               }
+                                                               token = TokenNameSTRING;
+                                                               continue;
+                                                       case '\'' :
+                                                               if (token == TokenNameEncapsedString1) {
+                                                                       return;
+                                                               }
+                                                               token = TokenNameSTRING;
+                                                               continue;
+                                                       case '"' :
+                                                               if (token == TokenNameEncapsedString2) {
+                                                                       return;
+                                                               }
+                                                               token = TokenNameSTRING;
+                                                               continue;
+                                               }
+                                       }
+                                       return;
+                       }
+               }
+       }
+       private void encaps_var() {
+               //              T_VARIABLE
+               //      | T_VARIABLE '[' encaps_var_offset ']'
+               //      | T_VARIABLE T_OBJECT_OPERATOR T_STRING
+               //      | T_DOLLAR_OPEN_CURLY_BRACES expr '}'
+               //      | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
+               //      | T_CURLY_OPEN variable '}'
+               switch (token) {
+                       case TokenNameVariable :
+                               getNextToken();
+                               if (token == TokenNameLBRACKET) {
+                                       getNextToken();
+                                       //          if (token == TokenNameRBRACKET) {
+                                       //            getNextToken();
+                                       //          } else {
+                                       expr(); //encaps_var_offset();
+                                       if (token != TokenNameRBRACKET) {
+                                               throwSyntaxError("']' expected after variable.");
+                                       }
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                                       //          }
+                               } else if (token == TokenNameMINUS_GREATER) {
+                                       getNextToken();
+                                       if (token != TokenNameIdentifier) {
+                                               throwSyntaxError("Identifier expected after '->'.");
+                                       }
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                               }
+                               //        else {
+                               //          // scanner.encapsedStringStack.pop();
+                               //          int tempToken = TokenNameSTRING;
+                               //          if (!scanner.encapsedStringStack.isEmpty()
+                               //              && (token == TokenNameEncapsedString0
+                               //                  || token == TokenNameEncapsedString1
+                               //                  || token == TokenNameEncapsedString2 || token ==
+                               // TokenNameERROR)) {
+                               //            char encapsedChar = ((Character)
+                               // scanner.encapsedStringStack.peek())
+                               //                .charValue();
+                               //            switch (token) {
+                               //              case TokenNameEncapsedString0 :
+                               //                if (encapsedChar == '`') {
+                               //                  tempToken = TokenNameEncapsedString0;
+                               //                }
+                               //                break;
+                               //              case TokenNameEncapsedString1 :
+                               //                if (encapsedChar == '\'') {
+                               //                  tempToken = TokenNameEncapsedString1;
+                               //                }
+                               //                break;
+                               //              case TokenNameEncapsedString2 :
+                               //                if (encapsedChar == '"') {
+                               //                  tempToken = TokenNameEncapsedString2;
+                               //                }
+                               //                break;
+                               //              case TokenNameERROR :
+                               //                if (scanner.source[scanner.currentPosition - 1] == '\\') {
+                               //                  scanner.currentPosition--;
+                               //                  getNextToken();
+                               //                }
+                               //                break;
+                               //            }
+                               //          }
+                               //          token = tempToken;
+                               //        }
+                               break;
+                       case TokenNameDOLLAR_LBRACE :
+                               getNextToken();
+                               if (token == TokenNameIdentifier) {
+                                       getNextToken();
+                                       if (token == TokenNameLBRACKET) {
+                                               getNextToken();
+                                               //            if (token == TokenNameRBRACKET) {
+                                               //              getNextToken();
+                                               //            } else {
+                                               expr();
+                                               if (token != TokenNameRBRACKET) {
+                                                       throwSyntaxError("']' expected after '${'.");
+                                               }
+                                               getNextToken();
+                                               //            }
+                                       }
+                                       if (token != TokenNameRBRACE) {
+                                               throwSyntaxError("'}' expected after '${'.");
+                                       }
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                               } else {
+                                       expr();
+                                       if (token != TokenNameRBRACE) {
+                                               throwSyntaxError("'}' expected.");
+                                       }
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                               }
+                               break;
+                       case TokenNameCURLY_OPEN :
+                               getNextToken();
+                               if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+                                       getNextToken();
+                                       if (token == TokenNameLBRACKET) {
+                                               getNextToken();
+                                               //            if (token == TokenNameRBRACKET) {
+                                               //              getNextToken();
+                                               //            } else {
+                                               expr();
+                                               if (token != TokenNameRBRACKET) {
+                                                       throwSyntaxError("']' expected after '{$'.");
+                                               }
+                                               getNextToken();
+                                               //            }
+                                       } else if (token == TokenNameMINUS_GREATER) {
+                                               getNextToken();
+                                               if (token != TokenNameIdentifier) {
+                                                       throwSyntaxError("String token expected.");
+                                               }
+                                               getNextToken();
+                                       }
+                                       //          if (token != TokenNameRBRACE) {
+                                       //            throwSyntaxError("'}' expected after '{$'.");
+                                       //          }
+                                       //          // scanner.encapsedStringStack.pop();
+                                       //          getNextToken();
+                               } else {
+                                       expr();
+                                       if (token != TokenNameRBRACE) {
+                                               throwSyntaxError("'}' expected.");
+                                       }
+                                       //          scanner.encapsedStringStack.pop();
+                                       getNextToken();
+                               }
+                               break;
+               }
+       }
+       private void encaps_var_offset() {
+               //              T_STRING
+               //      | T_NUM_STRING
+               //      | T_VARIABLE
+               switch (token) {
+                       case TokenNameSTRING :
+                               getNextToken();
+                               break;
+                       case TokenNameIntegerLiteral :
+                               getNextToken();
+                               break;
+                       case TokenNameVariable :
+                               getNextToken();
+                               break;
+                       case TokenNameIdentifier :
+                               getNextToken();
+                               break;
+                       default :
+                               throwSyntaxError("Variable or String token expected.");
+                               break;
+               }
+       }
+       private void internal_functions_in_yacc() {
+               switch (token) {
+                       case TokenNameisset :
+                               //      T_ISSET '(' isset_variables ')'
+                               getNextToken();
+                               if (token != TokenNameLPAREN) {
+                                       throwSyntaxError("'(' expected after keyword 'isset'");
+                               }
+                               getNextToken();
+                               isset_variables();
+                               if (token != TokenNameRPAREN) {
+                                       throwSyntaxError("')' expected after keyword 'isset'");
+                               }
+                               getNextToken();
+                               break;
+                       case TokenNameempty :
+                               //      T_EMPTY '(' variable ')'
+                               getNextToken();
+                               if (token != TokenNameLPAREN) {
+                                       throwSyntaxError("'(' expected after keyword 'empty'");
+                               }
+                               getNextToken();
+                               variable();
+                               if (token != TokenNameRPAREN) {
+                                       throwSyntaxError("')' expected after keyword 'empty'");
+                               }
+                               getNextToken();
+                               break;
+                       case TokenNameinclude :
+                               //T_INCLUDE expr
+                               getNextToken();
+                               expr();
+                               //        ImportReference impt = new ImportReference(tokens, positions,
+                               // false, AccDefault);
+                               //        impt.declarationSourceEnd = impt.sourceEnd;
+                               //        impt.declarationEnd = impt.declarationSourceEnd;
+                               //      //endPosition is just before the ;
+                               //      impt.declarationSourceStart = this.intStack[this.intPtr--];
+                               break;
+                       case TokenNameinclude_once :
+                               //      T_INCLUDE_ONCE expr
+                               getNextToken();
+                               expr();
+                               break;
+                       case TokenNameeval :
+                               //      T_EVAL '(' expr ')'
+                               getNextToken();
+                               if (token != TokenNameLPAREN) {
+                                       throwSyntaxError("'(' expected after keyword 'eval'");
+                               }
+                               getNextToken();
+                               expr();
+                               if (token != TokenNameRPAREN) {
+                                       throwSyntaxError("')' expected after keyword 'eval'");
+                               }
+                               getNextToken();
+                               break;
+                       case TokenNamerequire :
+                               //T_REQUIRE expr
+                               getNextToken();
+                               expr();
+                               break;
+                       case TokenNamerequire_once :
+                               //      T_REQUIRE_ONCE expr
+                               getNextToken();
+                               expr();
+                               break;
+               }
+       }
+       private void isset_variables() {
+               //      variable
+               //      | isset_variables ','
+               if (token == TokenNameRPAREN) {
+                       throwSyntaxError("Variable expected after keyword 'isset'");
+               }
+               while (true) {
+                       variable();
+                       if (token == TokenNameCOMMA) {
+                               getNextToken();
+                       } else {
+                               break;
+                       }
+               }
+       }
+       private boolean common_scalar() {
+               //  common_scalar:
+               //      T_LNUMBER
+               //      | T_DNUMBER
+               //      | T_CONSTANT_ENCAPSED_STRING
+               //      | T_LINE
+               //      | T_FILE
+               //      | T_CLASS_C
+               //      | T_METHOD_C
+               //      | T_FUNC_C
+               switch (token) {
+                       case TokenNameIntegerLiteral :
+                               getNextToken();
+                               return true;
+                       case TokenNameDoubleLiteral :
+                               getNextToken();
+                               return true;
+                       case TokenNameStringLiteral :
+                               getNextToken();
+                               return true;
+                       case TokenNameStringConstant :
+                               getNextToken();
+                               return true;
+                       case TokenNameStringInterpolated :
+                               getNextToken();
+                               return true;
+                       case TokenNameFILE :
+                               getNextToken();
+                               return true;
+                       case TokenNameLINE :
+                               getNextToken();
+                               return true;
+                       case TokenNameCLASS_C :
+                               getNextToken();
+                               return true;
+                       case TokenNameMETHOD_C :
+                               getNextToken();
+                               return true;
+                       case TokenNameFUNC_C :
+                               getNextToken();
+                               return true;
+               }
+               return false;
+       }
+       private void scalar() {
+               //  scalar:
+               //      T_STRING
+               //| T_STRING_VARNAME
+               //| class_constant
+               //| common_scalar
+               //| '"' encaps_list '"'
+               //| '\'' encaps_list '\''
+               //| T_START_HEREDOC encaps_list T_END_HEREDOC
+               throwSyntaxError("Not yet implemented (scalar).");
+       }
+       private void static_scalar() {
+               //    static_scalar: /* compile-time evaluated scalars */
+               //              common_scalar
+               //      | T_STRING
+               //      | '+' static_scalar
+               //      | '-' static_scalar
+               //      | T_ARRAY '(' static_array_pair_list ')'
+               //      | static_class_constant
+               if (common_scalar()) {
+                       return;
+               }
+               switch (token) {
+                       case TokenNameIdentifier :
+                               getNextToken();
+                               //        static_class_constant:
+                               //              T_STRING T_PAAMAYIM_NEKUDOTAYIM T_STRING
+                               if (token == TokenNamePAAMAYIM_NEKUDOTAYIM) {
+                                       getNextToken();
+                                       if (token == TokenNameIdentifier) {
+                                               getNextToken();
+                                       } else {
+                                               throwSyntaxError("Identifier expected after '::' operator.");
+                                       }
+                               }
+                               break;
+                       case TokenNameEncapsedString0 :
+                               try {
+                                       scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+                                       while (scanner.currentCharacter != '`') {
+                                               if (scanner.currentCharacter == '\\') {
+                                                       scanner.currentPosition++;
+                                               }
+                                               scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+                                       }
+                                       getNextToken();
+                               } catch (IndexOutOfBoundsException e) {
+                                       throwSyntaxError("'`' expected at end of static string.");
+                               }
+                               break;
+                       case TokenNameEncapsedString1 :
+                               try {
+                                       scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+                                       while (scanner.currentCharacter != '\'') {
+                                               if (scanner.currentCharacter == '\\') {
+                                                       scanner.currentPosition++;
+                                               }
+                                               scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+                                       }
+                                       getNextToken();
+                               } catch (IndexOutOfBoundsException e) {
+                                       throwSyntaxError("'\'' expected at end of static string.");
+                               }
+                               break;
+                       case TokenNameEncapsedString2 :
+                               try {
+                                       scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+                                       while (scanner.currentCharacter != '"') {
+                                               if (scanner.currentCharacter == '\\') {
+                                                       scanner.currentPosition++;
+                                               }
+                                               scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+                                       }
+                                       getNextToken();
+                               } catch (IndexOutOfBoundsException e) {
+                                       throwSyntaxError("'\"' expected at end of static string.");
+                               }
+                               break;
+                       case TokenNamePLUS :
+                               getNextToken();
+                               static_scalar();
+                               break;
+                       case TokenNameMINUS :
+                               getNextToken();
+                               static_scalar();
+                               break;
+                       case TokenNamearray :
+                               getNextToken();
+                               if (token != TokenNameLPAREN) {
+                                       throwSyntaxError("'(' expected after keyword 'array'");
+                               }
+                               getNextToken();
+                               if (token == TokenNameRPAREN) {
+                                       getNextToken();
+                                       break;
+                               }
+                               non_empty_static_array_pair_list();
+                               if (token != TokenNameRPAREN) {
+                                       throwSyntaxError("')' expected after keyword 'array'");
+                               }
+                               getNextToken();
+                               break;
+                       //      case TokenNamenull :
+                       //        getNextToken();
+                       //        break;
+                       //      case TokenNamefalse :
+                       //        getNextToken();
+                       //        break;
+                       //      case TokenNametrue :
+                       //        getNextToken();
+                       //        break;
+                       default :
+                               throwSyntaxError("Static scalar/constant expected.");
+               }
+       }
+       private void non_empty_static_array_pair_list() {
+               //  non_empty_static_array_pair_list:
+               //      non_empty_static_array_pair_list ',' static_scalar T_DOUBLE_ARROW
+               // static_scalar
+               //| non_empty_static_array_pair_list ',' static_scalar
+               //| static_scalar T_DOUBLE_ARROW static_scalar
+               //| static_scalar
+               while (true) {
+                       static_scalar();
+                       if (token == TokenNameEQUAL_GREATER) {
+                               getNextToken();
+                               static_scalar();
+                       }
+                       if (token != TokenNameCOMMA) {
+                               break;
+                       }
+                       getNextToken();
+                       if (token == TokenNameRPAREN) {
+                               break;
+                       }
+               }
+       }
+       public void reportSyntaxError() { //int act, int currentKind, int
+               // stateStackTop) {
+               /* remember current scanner position */
+               int startPos = scanner.startPosition;
+               int currentPos = scanner.currentPosition;
+               //              String[] expectings;
+               //              String tokenName = name[symbol_index[currentKind]];
+               //fetch all "accurate" possible terminals that could recover the error
+               //              int start, end = start = asi(stack[stateStackTop]);
+               //              while (asr[end] != 0)
+               //                      end++;
+               //              int length = end - start;
+               //              expectings = new String[length];
+               //              if (length != 0) {
+               //                      char[] indexes = new char[length];
+               //                      System.arraycopy(asr, start, indexes, 0, length);
+               //                      for (int i = 0; i < length; i++) {
+               //                              expectings[i] = name[symbol_index[indexes[i]]];
+               //                      }
+               //              }
+               //if the pb is an EOF, try to tell the user that they are some
+               //              if (tokenName.equals(UNEXPECTED_EOF)) {
+               //                      if (!this.checkAndReportBracketAnomalies(problemReporter())) {
+               //                              char[] tokenSource;
+               //                              try {
+               //                                      tokenSource = this.scanner.getCurrentTokenSource();
+               //                              } catch (Exception e) {
+               //                                      tokenSource = new char[] {};
+               //                              }
+               //                              problemReporter().parseError(
+               //                                      this.scanner.startPosition,
+               //                                      this.scanner.currentPosition - 1,
+               //                                      tokenSource,
+               //                                      tokenName,
+               //                                      expectings);
+               //                      }
+               //              } else { //the next test is HEAVILY grammar DEPENDENT.
+               //                      if ((length == 14)
+               //                              && (expectings[0] == "=") //$NON-NLS-1$
+               //                              && (expectings[1] == "*=") //$NON-NLS-1$
+               //                              && (expressionPtr > -1)) {
+               //                                      switch(currentKind) {
+               //                                              case TokenNameSEMICOLON:
+               //                                              case TokenNamePLUS:
+               //                                              case TokenNameMINUS:
+               //                                              case TokenNameDIVIDE:
+               //                                              case TokenNameREMAINDER:
+               //                                              case TokenNameMULTIPLY:
+               //                                              case TokenNameLEFT_SHIFT:
+               //                                              case TokenNameRIGHT_SHIFT:
+               //// case TokenNameUNSIGNED_RIGHT_SHIFT:
+               //                                              case TokenNameLESS:
+               //                                              case TokenNameGREATER:
+               //                                              case TokenNameLESS_EQUAL:
+               //                                              case TokenNameGREATER_EQUAL:
+               //                                              case TokenNameEQUAL_EQUAL:
+               //                                              case TokenNameNOT_EQUAL:
+               //                                              case TokenNameXOR:
+               //                                              case TokenNameAND:
+               //                                              case TokenNameOR:
+               //                                              case TokenNameOR_OR:
+               //                                              case TokenNameAND_AND:
+               //                                                      // the ; is not the expected token ==> it ends a statement when an
+               // expression is not ended
+               //                                                      problemReporter().invalidExpressionAsStatement(expressionStack[expressionPtr]);
+               //                                                      break;
+               //                                              case TokenNameRBRACE :
+               //                                                      problemReporter().missingSemiColon(expressionStack[expressionPtr]);
+               //                                                      break;
+               //                                              default:
+               //                                                      char[] tokenSource;
+               //                                                      try {
+               //                                                              tokenSource = this.scanner.getCurrentTokenSource();
+               //                                                      } catch (Exception e) {
+               //                                                              tokenSource = new char[] {};
+               //                                                      }
+               //                                                      problemReporter().parseError(
+               //                                                              this.scanner.startPosition,
+               //                                                              this.scanner.currentPosition - 1,
+               //                                                              tokenSource,
+               //                                                              tokenName,
+               //                                                              expectings);
+               //                                                      this.checkAndReportBracketAnomalies(problemReporter());
+               //                                      }
+               //                      } else {
+               char[] tokenSource;
+               try {
+                       tokenSource = this.scanner.getCurrentTokenSource();
+               } catch (Exception e) {
+                       tokenSource = new char[]{};
+               }
+               //                              problemReporter().parseError(
+               //                                      this.scanner.startPosition,
+               //                                      this.scanner.currentPosition - 1,
+               //                                      tokenSource,
+               //                                      tokenName,
+               //                                      expectings);
+               this.checkAndReportBracketAnomalies(problemReporter());
+               //                      }
+               //              }
+               /* reset scanner where it was */
+               scanner.startPosition = startPos;
+               scanner.currentPosition = currentPos;
+       }
+       public static final int RoundBracket = 0;
+       public static final int SquareBracket = 1;
+       public static final int CurlyBracket = 2;
+       public static final int BracketKinds = 3;
+       protected int[] nestedMethod; //the ptr is nestedType
+       protected int nestedType, dimensions;
+       //ast stack
+       final static int AstStackIncrement = 100;
+       protected int astPtr;
+       protected AstNode[] astStack = new AstNode[AstStackIncrement];
+       protected int astLengthPtr;
+       protected int[] astLengthStack;
+       AstNode[] noAstNodes = new AstNode[AstStackIncrement];
+       public CompilationUnitDeclaration compilationUnit; /*
+                                                                                                           * the result from
+                                                                                                           * parse()
+                                                                                                           */
+       protected ReferenceContext referenceContext;
+       protected ProblemReporter problemReporter;
+       protected CompilerOptions options;
+       //  protected CompilationResult compilationResult;
+       /**
+        * Returns this parser's problem reporter initialized with its reference
+        * context. Also it is assumed that a problem is going to be reported, so
+        * initializes the compilation result's line positions.
+        */
+       public ProblemReporter problemReporter() {
+               if (scanner.recordLineSeparator) {
+                       compilationUnit.compilationResult.lineSeparatorPositions = scanner
+                                       .getLineEnds();
+               }
+               problemReporter.referenceContext = referenceContext;
+               return problemReporter;
+       }
+       /*
+        * Reconsider the entire source looking for inconsistencies in {} () []
+        */
+       public boolean checkAndReportBracketAnomalies(
+                       ProblemReporter problemReporter) {
+               scanner.wasAcr = false;
+               boolean anomaliesDetected = false;
+               try {
+                       char[] source = scanner.source;
+                       int[] leftCount = {0, 0, 0};
+                       int[] rightCount = {0, 0, 0};
+                       int[] depths = {0, 0, 0};
+                       int[][] leftPositions = new int[][]{new int[10], new int[10],
+                                       new int[10]};
+                       int[][] leftDepths = new int[][]{new int[10], new int[10],
+                                       new int[10]};
+                       int[][] rightPositions = new int[][]{new int[10], new int[10],
+                                       new int[10]};
+                       int[][] rightDepths = new int[][]{new int[10], new int[10],
+                                       new int[10]};
+                       scanner.currentPosition = scanner.initialPosition; //starting
+                       // point
+                       // (first-zero-based
+                       // char)
+                       while (scanner.currentPosition < scanner.eofPosition) { //loop for
+                               // jumping
+                               // over
+                               // comments
+                               try {
+                                       // ---------Consume white space and handles
+                                       // startPosition---------
+                                       boolean isWhiteSpace;
+                                       do {
+                                               scanner.startPosition = scanner.currentPosition;
+                                               //                                              if (((scanner.currentCharacter =
+                                               // source[scanner.currentPosition++]) == '\\') &&
+                                               // (source[scanner.currentPosition] == 'u')) {
+                                               //                                                      isWhiteSpace = scanner.jumpOverUnicodeWhiteSpace();
+                                               //                                              } else {
+                                               if (scanner.recordLineSeparator
+                                                               && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
+                                                       if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
+                                                               // only record line positions we have not
+                                                               // recorded yet
+                                                               scanner.pushLineSeparator();
+                                                       }
+                                               }
+                                               isWhiteSpace = CharOperation
+                                                               .isWhitespace(scanner.currentCharacter);
+                                               //                                              }
+                                       } while (isWhiteSpace
+                                                       && (scanner.currentPosition < scanner.eofPosition));
+                                       // -------consume token until } is found---------
+                                       switch (scanner.currentCharacter) {
+                                               case '{' : {
+                                                       int index = leftCount[CurlyBracket]++;
+                                                       if (index == leftPositions[CurlyBracket].length) {
+                                                               System
+                                                                               .arraycopy(
+                                                                                               leftPositions[CurlyBracket],
+                                                                                               0,
+                                                                                               (leftPositions[CurlyBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                               System
+                                                                               .arraycopy(
+                                                                                               leftDepths[CurlyBracket],
+                                                                                               0,
+                                                                                               (leftDepths[CurlyBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                       }
+                                                       leftPositions[CurlyBracket][index] = scanner.startPosition;
+                                                       leftDepths[CurlyBracket][index] = depths[CurlyBracket]++;
+                                               }
+                                                       break;
+                                               case '}' : {
+                                                       int index = rightCount[CurlyBracket]++;
+                                                       if (index == rightPositions[CurlyBracket].length) {
+                                                               System
+                                                                               .arraycopy(
+                                                                                               rightPositions[CurlyBracket],
+                                                                                               0,
+                                                                                               (rightPositions[CurlyBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                               System
+                                                                               .arraycopy(
+                                                                                               rightDepths[CurlyBracket],
+                                                                                               0,
+                                                                                               (rightDepths[CurlyBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                       }
+                                                       rightPositions[CurlyBracket][index] = scanner.startPosition;
+                                                       rightDepths[CurlyBracket][index] = --depths[CurlyBracket];
+                                               }
+                                                       break;
+                                               case '(' : {
+                                                       int index = leftCount[RoundBracket]++;
+                                                       if (index == leftPositions[RoundBracket].length) {
+                                                               System
+                                                                               .arraycopy(
+                                                                                               leftPositions[RoundBracket],
+                                                                                               0,
+                                                                                               (leftPositions[RoundBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                               System
+                                                                               .arraycopy(
+                                                                                               leftDepths[RoundBracket],
+                                                                                               0,
+                                                                                               (leftDepths[RoundBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                       }
+                                                       leftPositions[RoundBracket][index] = scanner.startPosition;
+                                                       leftDepths[RoundBracket][index] = depths[RoundBracket]++;
+                                               }
+                                                       break;
+                                               case ')' : {
+                                                       int index = rightCount[RoundBracket]++;
+                                                       if (index == rightPositions[RoundBracket].length) {
+                                                               System
+                                                                               .arraycopy(
+                                                                                               rightPositions[RoundBracket],
+                                                                                               0,
+                                                                                               (rightPositions[RoundBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                               System
+                                                                               .arraycopy(
+                                                                                               rightDepths[RoundBracket],
+                                                                                               0,
+                                                                                               (rightDepths[RoundBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                       }
+                                                       rightPositions[RoundBracket][index] = scanner.startPosition;
+                                                       rightDepths[RoundBracket][index] = --depths[RoundBracket];
+                                               }
+                                                       break;
+                                               case '[' : {
+                                                       int index = leftCount[SquareBracket]++;
+                                                       if (index == leftPositions[SquareBracket].length) {
+                                                               System
+                                                                               .arraycopy(
+                                                                                               leftPositions[SquareBracket],
+                                                                                               0,
+                                                                                               (leftPositions[SquareBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                               System
+                                                                               .arraycopy(
+                                                                                               leftDepths[SquareBracket],
+                                                                                               0,
+                                                                                               (leftDepths[SquareBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                       }
+                                                       leftPositions[SquareBracket][index] = scanner.startPosition;
+                                                       leftDepths[SquareBracket][index] = depths[SquareBracket]++;
+                                               }
+                                                       break;
+                                               case ']' : {
+                                                       int index = rightCount[SquareBracket]++;
+                                                       if (index == rightPositions[SquareBracket].length) {
+                                                               System
+                                                                               .arraycopy(
+                                                                                               rightPositions[SquareBracket],
+                                                                                               0,
+                                                                                               (rightPositions[SquareBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                               System
+                                                                               .arraycopy(
+                                                                                               rightDepths[SquareBracket],
+                                                                                               0,
+                                                                                               (rightDepths[SquareBracket] = new int[index * 2]),
+                                                                                               0, index);
+                                                       }
+                                                       rightPositions[SquareBracket][index] = scanner.startPosition;
+                                                       rightDepths[SquareBracket][index] = --depths[SquareBracket];
+                                               }
+                                                       break;
+                                               case '\'' : {
+                                                       if (scanner.getNextChar('\\')) {
+                                                               scanner.scanEscapeCharacter();
+                                                       } else { // consume next character
+                                                               scanner.unicodeAsBackSlash = false;
+                                                               //                                                                      if (((scanner.currentCharacter =
+                                                               // source[scanner.currentPosition++]) ==
+                                                               // '\\') &&
+                                                               // (source[scanner.currentPosition] ==
+                                                               // 'u')) {
+                                                               //                                                                              scanner.getNextUnicodeChar();
+                                                               //                                                                      } else {
+                                                               if (scanner.withoutUnicodePtr != 0) {
+                                                                       scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
+                                                               }
+                                                               //                                                                      }
+                                                       }
+                                                       scanner.getNextChar('\'');
+                                                       break;
+                                               }
+                                               case '"' :
+                                                       // consume next character
+                                                       scanner.unicodeAsBackSlash = false;
+                                                       //                                                      if (((scanner.currentCharacter =
+                                                       // source[scanner.currentPosition++]) == '\\') &&
+                                                       // (source[scanner.currentPosition] == 'u')) {
+                                                       //                                                              scanner.getNextUnicodeChar();
+                                                       //                                                      } else {
+                                                       if (scanner.withoutUnicodePtr != 0) {
+                                                               scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
+                                                       }
+                                                       //                                                      }
+                                                       while (scanner.currentCharacter != '"') {
+                                                               if (scanner.currentCharacter == '\r') {
+                                                                       if (source[scanner.currentPosition] == '\n')
+                                                                               scanner.currentPosition++;
+                                                                       break; // the string cannot go further that
+                                                                       // the line
+                                                               }
+                                                               if (scanner.currentCharacter == '\n') {
+                                                                       break; // the string cannot go further that
+                                                                       // the line
+                                                               }
+                                                               if (scanner.currentCharacter == '\\') {
+                                                                       scanner.scanEscapeCharacter();
+                                                               }
+                                                               // consume next character
+                                                               scanner.unicodeAsBackSlash = false;
+                                                               //                                                              if (((scanner.currentCharacter =
+                                                               // source[scanner.currentPosition++]) == '\\')
+                                                               // && (source[scanner.currentPosition] == 'u'))
+                                                               // {
+                                                               //                                                                      scanner.getNextUnicodeChar();
+                                                               //                                                              } else {
+                                                               if (scanner.withoutUnicodePtr != 0) {
+                                                                       scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
+                                                               }
+                                                               //                                                              }
+                                                       }
+                                                       break;
+                                               case '/' : {
+                                                       int test;
+                                                       if ((test = scanner.getNextChar('/', '*')) == 0) { //line
+                                                               // comment
+                                                               //get the next char
+                                                               if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
+                                                                               && (source[scanner.currentPosition] == 'u')) {
+                                                                       //-------------unicode traitement
+                                                                       // ------------
+                                                                       int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+                                                                       scanner.currentPosition++;
+                                                                       while (source[scanner.currentPosition] == 'u') {
+                                                                               scanner.currentPosition++;
+                                                                       }
+                                                                       if ((c1 = Character
+                                                                                       .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                       || c1 < 0
+                                                                                       || (c2 = Character
+                                                                                                       .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                       || c2 < 0
+                                                                                       || (c3 = Character
+                                                                                                       .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                       || c3 < 0
+                                                                                       || (c4 = Character
+                                                                                                       .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                       || c4 < 0) { //error don't
+                                                                               // care of the
+                                                                               // value
+                                                                               scanner.currentCharacter = 'A';
+                                                                       } //something different from \n and \r
+                                                                       else {
+                                                                               scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+                                                                       }
+                                                               }
+                                                               while (scanner.currentCharacter != '\r'
+                                                                               && scanner.currentCharacter != '\n') {
+                                                                       //get the next char
+                                                                       scanner.startPosition = scanner.currentPosition;
+                                                                       if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
+                                                                                       && (source[scanner.currentPosition] == 'u')) {
+                                                                               //-------------unicode traitement
+                                                                               // ------------
+                                                                               int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+                                                                               scanner.currentPosition++;
+                                                                               while (source[scanner.currentPosition] == 'u') {
+                                                                                       scanner.currentPosition++;
+                                                                               }
+                                                                               if ((c1 = Character
+                                                                                               .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                               || c1 < 0
+                                                                                               || (c2 = Character
+                                                                                                               .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                               || c2 < 0
+                                                                                               || (c3 = Character
+                                                                                                               .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                               || c3 < 0
+                                                                                               || (c4 = Character
+                                                                                                               .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                               || c4 < 0) { //error don't
+                                                                                       // care of the
+                                                                                       // value
+                                                                                       scanner.currentCharacter = 'A';
+                                                                               } //something different from \n
+                                                                               // and \r
+                                                                               else {
+                                                                                       scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+                                                                               }
+                                                                       }
+                                                               }
+                                                               if (scanner.recordLineSeparator
+                                                                               && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
+                                                                       if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
+                                                                               // only record line positions we
+                                                                               // have not recorded yet
+                                                                               scanner.pushLineSeparator();
+                                                                               if (this.scanner.taskTags != null) {
+                                                                                       this.scanner
+                                                                                                       .checkTaskTag(
+                                                                                                                       this.scanner
+                                                                                                                                       .getCurrentTokenStartPosition(),
+                                                                                                                       this.scanner
+                                                                                                                                       .getCurrentTokenEndPosition());
+                                                                               }
+                                                                       }
+                                                               }
+                                                               break;
+                                                       }
+                                                       if (test > 0) { //traditional and annotation
+                                                               // comment
+                                                               boolean star = false;
+                                                               // consume next character
+                                                               scanner.unicodeAsBackSlash = false;
+                                                               //                                                                      if (((scanner.currentCharacter =
+                                                               // source[scanner.currentPosition++]) ==
+                                                               // '\\') &&
+                                                               // (source[scanner.currentPosition] ==
+                                                               // 'u')) {
+                                                               //                                                                              scanner.getNextUnicodeChar();
+                                                               //                                                                      } else {
+                                                               if (scanner.withoutUnicodePtr != 0) {
+                                                                       scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
+                                                               }
+                                                               //                                                                      }
+                                                               if (scanner.currentCharacter == '*') {
+                                                                       star = true;
+                                                               }
+                                                               //get the next char
+                                                               if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
+                                                                               && (source[scanner.currentPosition] == 'u')) {
+                                                                       //-------------unicode traitement
+                                                                       // ------------
+                                                                       int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+                                                                       scanner.currentPosition++;
+                                                                       while (source[scanner.currentPosition] == 'u') {
+                                                                               scanner.currentPosition++;
+                                                                       }
+                                                                       if ((c1 = Character
+                                                                                       .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                       || c1 < 0
+                                                                                       || (c2 = Character
+                                                                                                       .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                       || c2 < 0
+                                                                                       || (c3 = Character
+                                                                                                       .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                       || c3 < 0
+                                                                                       || (c4 = Character
+                                                                                                       .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                       || c4 < 0) { //error don't
+                                                                               // care of the
+                                                                               // value
+                                                                               scanner.currentCharacter = 'A';
+                                                                       } //something different from * and /
+                                                                       else {
+                                                                               scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+                                                                       }
+                                                               }
+                                                               //loop until end of comment */
+                                                               while ((scanner.currentCharacter != '/')
+                                                                               || (!star)) {
+                                                                       star = scanner.currentCharacter == '*';
+                                                                       //get next char
+                                                                       if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
+                                                                                       && (source[scanner.currentPosition] == 'u')) {
+                                                                               //-------------unicode traitement
+                                                                               // ------------
+                                                                               int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+                                                                               scanner.currentPosition++;
+                                                                               while (source[scanner.currentPosition] == 'u') {
+                                                                                       scanner.currentPosition++;
+                                                                               }
+                                                                               if ((c1 = Character
+                                                                                               .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                               || c1 < 0
+                                                                                               || (c2 = Character
+                                                                                                               .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                               || c2 < 0
+                                                                                               || (c3 = Character
+                                                                                                               .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                               || c3 < 0
+                                                                                               || (c4 = Character
+                                                                                                               .getNumericValue(source[scanner.currentPosition++])) > 15
+                                                                                               || c4 < 0) { //error don't
+                                                                                       // care of the
+                                                                                       // value
+                                                                                       scanner.currentCharacter = 'A';
+                                                                               } //something different from * and
+                                                                               // /
+                                                                               else {
+                                                                                       scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+                                                                               }
+                                                                       }
+                                                               }
+                                                               if (this.scanner.taskTags != null) {
+                                                                       this.scanner
+                                                                                       .checkTaskTag(
+                                                                                                       this.scanner
+                                                                                                                       .getCurrentTokenStartPosition(),
+                                                                                                       this.scanner
+                                                                                                                       .getCurrentTokenEndPosition());
+                                                               }
+                                                               break;
+                                                       }
+                                                       break;
+                                               }
+                                               default :
+                                                       if (Scanner
+                                                                       .isPHPIdentifierStart(scanner.currentCharacter)) {
+                                                               scanner.scanIdentifierOrKeyword(false);
+                                                               break;
+                                                       }
+                                                       if (Character.isDigit(scanner.currentCharacter)) {
+                                                               scanner.scanNumber(false);
+                                                               break;
+                                                       }
+                                       }
+                                       //-----------------end switch while
+                                       // try--------------------
+                               } catch (IndexOutOfBoundsException e) {
+                                       break; // read until EOF
+                               } catch (InvalidInputException e) {
+                                       return false; // no clue
+                               }
+                       }
+                       if (scanner.recordLineSeparator) {
+                               //                              compilationUnit.compilationResult.lineSeparatorPositions =
+                               // scanner.getLineEnds();
+                       }
+                       // check placement anomalies against other kinds of brackets
+                       for (int kind = 0; kind < BracketKinds; kind++) {
+                               for (int leftIndex = leftCount[kind] - 1; leftIndex >= 0; leftIndex--) {
+                                       int start = leftPositions[kind][leftIndex]; // deepest
+                                       // first
+                                       // find matching closing bracket
+                                       int depth = leftDepths[kind][leftIndex];
+                                       int end = -1;
+                                       for (int i = 0; i < rightCount[kind]; i++) {
+                                               int pos = rightPositions[kind][i];
+                                               // want matching bracket further in source with same
+                                               // depth
+                                               if ((pos > start) && (depth == rightDepths[kind][i])) {
+                                                       end = pos;
+                                                       break;
+                                               }
+                                       }
+                                       if (end < 0) { // did not find a good closing match
+                                               problemReporter.unmatchedBracket(start,
+                                                               referenceContext,
+                                                               compilationUnit.compilationResult);
+                                               return true;
+                                       }
+                                       // check if even number of opening/closing other brackets
+                                       // in between this pair of brackets
+                                       int balance = 0;
+                                       for (int otherKind = 0; (balance == 0)
+                                                       && (otherKind < BracketKinds); otherKind++) {
+                                               for (int i = 0; i < leftCount[otherKind]; i++) {
+                                                       int pos = leftPositions[otherKind][i];
+                                                       if ((pos > start) && (pos < end))
+                                                               balance++;
+                                               }
+                                               for (int i = 0; i < rightCount[otherKind]; i++) {
+                                                       int pos = rightPositions[otherKind][i];
+                                                       if ((pos > start) && (pos < end))
+                                                               balance--;
+                                               }
+                                               if (balance != 0) {
+                                                       problemReporter.unmatchedBracket(start,
+                                                                       referenceContext,
+                                                                       compilationUnit.compilationResult); //bracket
+                                                       // anomaly
+                                                       return true;
+                                               }
+                                       }
+                               }
+                               // too many opening brackets ?
+                               for (int i = rightCount[kind]; i < leftCount[kind]; i++) {
+                                       anomaliesDetected = true;
+                                       problemReporter
+                                                       .unmatchedBracket(
+                                                                       leftPositions[kind][leftCount[kind] - i - 1],
+                                                                       referenceContext,
+                                                                       compilationUnit.compilationResult);
+                               }
+                               // too many closing brackets ?
+                               for (int i = leftCount[kind]; i < rightCount[kind]; i++) {
+                                       anomaliesDetected = true;
+                                       problemReporter
+                                                       .unmatchedBracket(rightPositions[kind][i],
+                                                                       referenceContext,
+                                                                       compilationUnit.compilationResult);
+                               }
+                               if (anomaliesDetected)
+                                       return true;
+                       }
+                       return anomaliesDetected;
+               } catch (ArrayStoreException e) { // jdk1.2.2 jit bug
+                       return anomaliesDetected;
+               } catch (NullPointerException e) { // jdk1.2.2 jit bug
+                       return anomaliesDetected;
+               }
+       }
+       protected void pushOnAstLengthStack(int pos) {
+               try {
+                       astLengthStack[++astLengthPtr] = pos;
+               } catch (IndexOutOfBoundsException e) {
+                       int oldStackLength = astLengthStack.length;
+                       int[] oldPos = astLengthStack;
+                       astLengthStack = new int[oldStackLength + StackIncrement];
+                       System.arraycopy(oldPos, 0, astLengthStack, 0, oldStackLength);
+                       astLengthStack[astLengthPtr] = pos;
+               }
+       }
+       protected void pushOnAstStack(AstNode node) {
+               /*
+                * add a new obj on top of the ast stack
+                */
+               try {
+                       astStack[++astPtr] = node;
+               } catch (IndexOutOfBoundsException e) {
+                       int oldStackLength = astStack.length;
+                       AstNode[] oldStack = astStack;
+                       astStack = new AstNode[oldStackLength + AstStackIncrement];
+                       System.arraycopy(oldStack, 0, astStack, 0, oldStackLength);
+                       astPtr = oldStackLength;
+                       astStack[astPtr] = node;
+               }
+               try {
+                       astLengthStack[++astLengthPtr] = 1;
+               } catch (IndexOutOfBoundsException e) {
+                       int oldStackLength = astLengthStack.length;
+                       int[] oldPos = astLengthStack;
+                       astLengthStack = new int[oldStackLength + AstStackIncrement];
+                       System.arraycopy(oldPos, 0, astLengthStack, 0, oldStackLength);
+                       astLengthStack[astLengthPtr] = 1;
+               }
+       }
 
-    if (currentElement != null) {
-      currentElement.topElement().updateParseTree();
-      if (VERBOSE_RECOVERY) {
-        System.out.print(Util.bind("parser.syntaxRecovery")); //$NON-NLS-1$
-        System.out.println("--------------------------"); //$NON-NLS-1$
-        System.out.println(compilationUnit);
-        System.out.println("----------------------------------"); //$NON-NLS-1$
-      }
-    } else {
-      if (diet & VERBOSE_RECOVERY) {
-        System.out.print(Util.bind("parser.regularParse")); //$NON-NLS-1$
-        System.out.println("--------------------------"); //$NON-NLS-1$
-        System.out.println(compilationUnit);
-        System.out.println("----------------------------------"); //$NON-NLS-1$
-      }
-    }
-    if (scanner.recordLineSeparator) {
-      compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
-    }
-    if (scanner.taskTags != null) {
-      for (int i = 0; i < scanner.foundTaskCount; i++) {
-        problemReporter().task(
-          new String(scanner.foundTaskTags[i]),
-          new String(scanner.foundTaskMessages[i]),
-          scanner.foundTaskPriorities[i] == null ? null : new String(scanner.foundTaskPriorities[i]),
-          scanner.foundTaskPositions[i][0],
-          scanner.foundTaskPositions[i][1]);
-      }
-    }
-    return compilationUnit;
-  }
-  //  public PHPOutlineInfo parseInfo(Object parent, String s) {
-  //    PHPOutlineInfo outlineInfo = new PHPOutlineInfo(parent);
-  //    // Stack stack = new Stack();
-  //    // stack.push(outlineInfo.getDeclarations());
-  //    this.str = s;
-  //    this.token = TokenNameEOF;
-  //    // this.chIndx = 0;
-  //    // this.rowCount = 1;
-  //    // this.columnCount = 0;
-  //    this.phpEnd = false;
-  //    this.phpMode = false;
-  //    scanner.setSource(s.toCharArray());
-  //    scanner.setPHPMode(false);
-  //    
-  //    getNextToken();
-  //    parseDeclarations(outlineInfo, outlineInfo.getDeclarations(), false);
-  //    
-  //    return outlineInfo;
-  //  }
-  private boolean isVariable() {
-    return token == TokenNameVariable; //  || token == TokenNamethis;
-  }
-  //  private void parseDeclarations(PHPOutlineInfo outlineInfo,
-  //      OutlineableWithChildren current, boolean goBack) {
-  //    char[] ident;
-  //    // PHPClassDeclaration current = (PHPClassDeclaration) stack.peek();
-  //    PHPSegmentWithChildren temp;
-  //    int counter = 0;
-  //    IPreferenceStore store =
-  // PHPeclipsePlugin.getDefault().getPreferenceStore();
-  //    try {
-  //      while (token != TokenNameEOF && token != TokenNameERROR) {
-  //        if (token == TokenNameVariable) {
-  //          ident = scanner.getCurrentIdentifierSource();
-  //          outlineInfo.addVariable(new String(ident));
-  //          getNextToken();
-  //        } else if (token == TokenNamevar) {
-  //          getNextToken();
-  //          if (token == TokenNameVariable
-  //              && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_VAR)) {
-  //            ident = scanner.getCurrentIdentifierSource();
-  //            //substring(1) added because PHPVarDeclaration doesn't
-  //            // need the $ anymore
-  //            String variableName = new String(ident).substring(1);
-  //            outlineInfo.addVariable(variableName);
-  //            getNextToken();
-  //            if (token != TokenNameSEMICOLON) {
-  //              getNextToken();
-  //              ident = scanner.getCurrentTokenSource();
-  //              if (token > TokenNameKEYWORD) {
-  //                current.add(new PHPVarDeclaration(current, variableName,
-  //                // chIndx - ident.length,
-  //                    scanner.getCurrentTokenStartPosition(), new String(ident)));
-  //              } else {
-  //                switch (token) {
-  //                  case TokenNameVariable :
-  //                  case TokenNamethis :
-  //                    current.add(new PHPVarDeclaration(current, variableName,
-  //                    // chIndx -
-  //                        // ident.length,
-  //                        scanner.getCurrentTokenStartPosition(), new String(
-  //                            ident)));
-  //                    break;
-  //                  case TokenNameIdentifier :
-  //                    current.add(new PHPVarDeclaration(current, variableName,
-  //                    // chIndx -
-  //                        // ident.length,
-  //                        scanner.getCurrentTokenStartPosition(), new String(
-  //                            ident)));
-  //                    break;
-  //                  case TokenNameDoubleLiteral :
-  //                    current.add(new PHPVarDeclaration(current, variableName
-  //                        + doubleNumber,
-  //                    // chIndx -
-  //                        // ident.length,
-  //                        scanner.getCurrentTokenStartPosition(), new String(
-  //                            ident)));
-  //                    break;
-  //                  case TokenNameIntegerLiteral :
-  //                    current.add(new PHPVarDeclaration(current, variableName,
-  //                    // chIndx -
-  //                        // ident.length,
-  //                        scanner.getCurrentTokenStartPosition(), new String(
-  //                            ident)));
-  //                    break;
-  //                  case TokenNameStringInterpolated :
-  //                  case TokenNameStringLiteral :
-  //                    current.add(new PHPVarDeclaration(current, variableName,
-  //                    // chIndx -
-  //                        // ident.length,
-  //                        scanner.getCurrentTokenStartPosition(), new String(
-  //                            ident)));
-  //                    break;
-  //                  case TokenNameStringConstant :
-  //                    current.add(new PHPVarDeclaration(current, variableName,
-  //                    // chIndx -
-  //                        // ident.length,
-  //                        scanner.getCurrentTokenStartPosition(), new String(
-  //                            ident)));
-  //                    break;
-  //                  default :
-  //                    current.add(new PHPVarDeclaration(current, variableName,
-  //                    // chIndx -
-  //                        // ident.length
-  //                        scanner.getCurrentTokenStartPosition()));
-  //                    break;
-  //                }
-  //              }
-  //            } else {
-  //              ident = scanner.getCurrentIdentifierSource();
-  //              current.add(new PHPVarDeclaration(current, variableName,
-  //              // chIndx - ident.length
-  //                  scanner.getCurrentTokenStartPosition()));
-  //            }
-  //          }
-  //        } else if (token == TokenNamefunction) {
-  //          getNextToken();
-  //          if (token == TokenNameAND) {
-  //            getNextToken();
-  //          }
-  //          if (token == TokenNameIdentifier
-  //              && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_FUNC)) {
-  //            ident = scanner.getCurrentIdentifierSource();
-  //            outlineInfo.addVariable(new String(ident));
-  //            temp = new PHPFunctionDeclaration(current, new String(ident),
-  //            // chIndx - ident.length
-  //                scanner.getCurrentTokenStartPosition());
-  //            current.add(temp);
-  //            getNextToken();
-  //            parseDeclarations(outlineInfo, temp, true);
-  //          }
-  //        } else if (token == TokenNameclass) {
-  //          getNextToken();
-  //          if (token == TokenNameIdentifier
-  //              && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_CLASS)) {
-  //            ident = scanner.getCurrentIdentifierSource();
-  //            outlineInfo.addVariable(new String(ident));
-  //            temp = new PHPClassDeclaration(current, new String(ident),
-  //            // chIndx - ident.len
-  //                scanner.getCurrentTokenStartPosition());
-  //            current.add(temp);
-  //            // stack.push(temp);
-  //            getNextToken();
-  //            //skip tokens for classname, extends and others until
-  //            // we have the opening '{'
-  //            while (token != TokenNameLBRACE && token != TokenNameEOF
-  //                && token != TokenNameERROR) {
-  //              getNextToken();
-  //            }
-  //            parseDeclarations(outlineInfo, temp, true);
-  //            // stack.pop();
-  //          }
-  //        } else if ((token == TokenNameLBRACE)
-  //            || (token == TokenNameDOLLAR_LBRACE)) {
-  //          getNextToken();
-  //          counter++;
-  //        } else if (token == TokenNameRBRACE) {
-  //          getNextToken();
-  //          --counter;
-  //          if (counter == 0 && goBack) {
-  //            return;
-  //          }
-  //        } else if (token == TokenNamerequire || token == TokenNamerequire_once
-  //            || token == TokenNameinclude || token == TokenNameinclude_once) {
-  //          ident = scanner.getCurrentTokenSource();
-  //          getNextToken();
-  //          int startPosition = scanner.getCurrentTokenStartPosition();
-  //          expr();
-  //          char[] expr = scanner.getCurrentTokenSource(startPosition);
-  //          outlineInfo.addVariable(new String(ident));
-  //          current.add(new PHPReqIncDeclaration(current, new String(ident),
-  //          // chIndx - ident.length,
-  //              startPosition, new String(expr)));
-  //          getNextToken();
-  //        } else {
-  //          getNextToken();
-  //        }
-  //      }
-  //    } catch (SyntaxError sytaxErr) {
-  //      // try {
-  //      // // setMarker(sytaxErr.getMessage(), sytaxErr.getLine(), ERROR);
-  //      // setMarker(sytaxErr.getMessage(),
-  //      // scanner.getCurrentTokenStartPosition(),
-  //      // scanner.getCurrentTokenEndPosition(), ERROR);
-  //      // } catch (CoreException e) {
-  //      // }
-  //    }
-  //  }
-  private void statementList() {
-    do {
-      statement(TokenNameEOF);
-      if ((token == TokenNameRBRACE) || (token == TokenNamecase)
-          || (token == TokenNamedefault) || (token == TokenNameelse)
-          || (token == TokenNameelseif) || (token == TokenNameendif)
-          || (token == TokenNameendfor) || (token == TokenNameendforeach)
-          || (token == TokenNameendwhile) || (token == TokenNameendswitch)
-          || (token == TokenNameEOF) || (token == TokenNameERROR)) {
-        return;
-      }
-    } while (true);
-  }
-  private void functionBody(MethodDeclaration methodDecl) {
-    // '{' [statement-list] '}'
-    if (token == TokenNameLBRACE) {
-      getNextToken();
-    } else {
-      throwSyntaxError("'{' expected in compound-statement.");
-    }
-    if (token != TokenNameRBRACE) {
-      statementList();
-    }
-    if (token == TokenNameRBRACE) {
-      methodDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
-      getNextToken();
-    } else {
-      throwSyntaxError("'}' expected in compound-statement.");
-    }
-  }
-  private void statement(int previousToken) {
-    //   if (token > TokenNameKEYWORD && token != TokenNamelist && token !=
-    // TokenNamenew) {
-    //  char[] ident = scanner.getCurrentIdentifierSource();
-    //  String keyword = new String(ident);
-    //    if (token == TokenNameAT) {
-    //      getNextToken();
-    //      if (token != TokenNamerequire && token != TokenNamerequire_once
-    //          && token != TokenNameinclude && token != TokenNameinclude_once
-    //          && token != TokenNameIdentifier && token != TokenNameVariable
-    //          && token != TokenNameStringInterpolated) {
-    //        throwSyntaxError("identifier expected after '@'.");
-    //      }
-    //    }
-    //    if (token == TokenNameinclude || token == TokenNameinclude_once) {
-    //      getNextToken();
-    //      if (token == TokenNameLPAREN) {
-    //        expr();
-    //        if (token == TokenNameSEMICOLON) {
-    //          getNextToken();
-    //        } else {
-    //          if (previousToken != TokenNameAT && token != TokenNameStopPHP) {
-    //            throwSyntaxError("';' expected after 'include' or 'include_once'.");
-    //          }
-    //          // getNextToken();
-    //        }
-    //      } else {
-    //        concatenationExpression();
-    //      }
-    //      return;
-    //    } else if (token == TokenNamerequire || token == TokenNamerequire_once)
-    // {
-    //      getNextToken();
-    //      //constant();
-    //      if (token == TokenNameLPAREN) {
-    //        expr();
-    //        if (token == TokenNameSEMICOLON) {
-    //          getNextToken();
-    //        } else {
-    //          if (previousToken != TokenNameAT && token != TokenNameStopPHP) {
-    //            throwSyntaxError("';' expected after 'require' or 'require_once'.");
-    //          }
-    //          // getNextToken();
-    //        }
-    //      } else {
-    //        concatenationExpression();
-    //      }
-    //      return;
-    //    } else
-    if (token == TokenNameif) {
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("'(' expected after 'if' keyword.");
-      }
-      expr();
-      if (token == TokenNameRPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("')' expected after 'if' condition.");
-      }
-      ifStatement();
-      return;
-    } else if (token == TokenNameswitch) {
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("'(' expected after 'switch' keyword.");
-      }
-      expr();
-      if (token == TokenNameRPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("')' expected after 'switch' condition.");
-      }
-      switchStatement();
-      return;
-    } else if (token == TokenNamefor) {
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("'(' expected after 'for' keyword.");
-      }
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        expressionList();
-        if (token == TokenNameSEMICOLON) {
-          getNextToken();
-        } else {
-          throwSyntaxError("';' expected after 'for'.");
-        }
-      }
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        expressionList();
-        if (token == TokenNameSEMICOLON) {
-          getNextToken();
-        } else {
-          throwSyntaxError("';' expected after 'for'.");
-        }
-      }
-      if (token == TokenNameRPAREN) {
-        getNextToken();
-      } else {
-        expressionList();
-        if (token == TokenNameRPAREN) {
-          getNextToken();
-        } else {
-          throwSyntaxError("')' expected after 'for'.");
-        }
-      }
-      forStatement();
-      return;
-    } else if (token == TokenNamewhile) {
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("'(' expected after 'while' keyword.");
-      }
-      expr();
-      if (token == TokenNameRPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("')' expected after 'while' condition.");
-      }
-      whileStatement();
-      return;
-    } else if (token == TokenNamedo) {
-      getNextToken();
-      if (token == TokenNameLBRACE) {
-        getNextToken();
-        if (token != TokenNameRBRACE) {
-          statementList();
-        }
-        if (token == TokenNameRBRACE) {
-          getNextToken();
-        } else {
-          throwSyntaxError("'}' expected after 'do' keyword.");
-        }
-      } else {
-        statement(TokenNameEOF);
-      }
-      if (token == TokenNamewhile) {
-        getNextToken();
-        if (token == TokenNameLPAREN) {
-          getNextToken();
-        } else {
-          throwSyntaxError("'(' expected after 'while' keyword.");
-        }
-        expr();
-        if (token == TokenNameRPAREN) {
-          getNextToken();
-        } else {
-          throwSyntaxError("')' expected after 'while' condition.");
-        }
-      } else {
-        throwSyntaxError("'while' expected after 'do' keyword.");
-      }
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        if (token != TokenNameINLINE_HTML) {
-          throwSyntaxError("';' expected after do-while statement.");
-        }
-        getNextToken();
-      }
-      return;
-    } else if (token == TokenNameforeach) {
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("'(' expected after 'foreach' keyword.");
-      }
-      expr();
-      if (token == TokenNameas) {
-        getNextToken();
-      } else {
-        throwSyntaxError("'as' expected after 'foreach' exxpression.");
-      }
-      //      variable();
-      foreach_variable();
-      foreach_optional_arg();
-      if (token == TokenNameEQUAL_GREATER) {
-        getNextToken();
-        variable();
-      }
-      if (token == TokenNameRPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("')' expected after 'foreach' expression.");
-      }
-      foreachStatement();
-      return;
-    } else if (token == TokenNamecontinue || token == TokenNamebreak
-        || token == TokenNamereturn) {
-      getNextToken();
-      if (token != TokenNameSEMICOLON) {
-        expr();
-      }
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        if (token != TokenNameINLINE_HTML) {
-          throwSyntaxError("';' expected after 'continue', 'break' or 'return'.");
-        }
-        getNextToken();
-      }
-      return;
-    } else if (token == TokenNameecho) {
-      getNextToken();
-      expressionList();
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        if (token != TokenNameINLINE_HTML) {
-          throwSyntaxError("';' expected after 'echo' statement.");
-        }
-        getNextToken();
-      }
-      return;
-    } else if (token == TokenNameINLINE_HTML) {
-      getNextToken();
-      return;
-      //    } else if (token == TokenNameprint) {
-      //      getNextToken();
-      //      expression();
-      //      if (token == TokenNameSEMICOLON) {
-      //        getNextToken();
-      //      } else {
-      //        if (token != TokenNameStopPHP) {
-      //          throwSyntaxError("';' expected after 'print' statement.");
-      //        }
-      //        getNextToken();
-      //      }
-      //      return;
-    } else if (token == TokenNameglobal) {
-      getNextToken();
-      global_var_list();
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        if (token != TokenNameINLINE_HTML) {
-          throwSyntaxError("';' expected after 'global' statement.");
-        }
-        getNextToken();
-      }
-      return;
-    } else if (token == TokenNamestatic) {
-      getNextToken();
-      static_var_list();
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        if (token != TokenNameINLINE_HTML) {
-          throwSyntaxError("';' expected after 'static' statement.");
-        }
-        getNextToken();
-      }
-      return;
-    } else if (token == TokenNameunset) {
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("'(' expected after 'unset' statement.");
-      }
-      unset_variables();
-      if (token == TokenNameRPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("')' expected after 'unset' statement.");
-      }
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        if (token != TokenNameINLINE_HTML) {
-          throwSyntaxError("';' expected after 'unset' statement.");
-        }
-        getNextToken();
-      }
-      return;
-    } else if (token == TokenNamefunction) {
-      MethodDeclaration methodDecl = new MethodDeclaration(
-          this.compilationUnit.compilationResult);
-      methodDecl.declarationSourceStart = scanner
-          .getCurrentTokenStartPosition();
-      getNextToken();
-      functionDefinition(methodDecl);
-      return;
-    } else if (token == TokenNametry) {
-      getNextToken();
-      if (token != TokenNameLBRACE) {
-        throwSyntaxError("'{' expected in 'try' statement.");
-      }
-      getNextToken();
-      statementList();
-      if (token != TokenNameRBRACE) {
-        throwSyntaxError("'}' expected in 'try' statement.");
-      }
-      getNextToken();
-      return;
-    } else if (token == TokenNamecatch) {
-      getNextToken();
-      if (token != TokenNameLPAREN) {
-        throwSyntaxError("'(' expected in 'catch' statement.");
-      }
-      getNextToken();
-      fully_qualified_class_name();
-      if (token != TokenNameVariable) {
-        throwSyntaxError("Variable expected in 'catch' statement.");
-      }
-      getNextToken();
-      if (token != TokenNameRPAREN) {
-        throwSyntaxError("')' expected in 'catch' statement.");
-      }
-      getNextToken();
-      if (token != TokenNameLBRACE) {
-        throwSyntaxError("'{' expected in 'catch' statement.");
-      }
-      getNextToken();
-      if (token != TokenNameRBRACE) {
-        statementList();
-        if (token != TokenNameRBRACE) {
-          throwSyntaxError("'}' expected in 'catch' statement.");
-        }
-      }
-      getNextToken();
-      additional_catches();
-      return;
-    } else if (token == TokenNamethrow) {
-      getNextToken();
-      expr();
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-      } else {
-        throwSyntaxError("';' expected after 'throw' exxpression.");
-      }
-      return;
-    } else if (token == TokenNamefinal || token == TokenNameabstract
-        || token == TokenNameclass || token == TokenNameinterface) {
-      TypeDeclaration typeDecl = new TypeDeclaration(
-          this.compilationUnit.compilationResult);
-      typeDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
-      // default super class
-      typeDecl.superclass = new SingleTypeReference(TypeConstants.OBJECT, 0);
-      compilationUnit.types.add(typeDecl);
-      try {
-        pushOnAstStack(typeDecl);
-        unticked_class_declaration_statement(typeDecl);
-        //        classBody(typeDecl);
-      } finally {
-        astPtr--;
-        astLengthPtr--;
-      }
-      return;
-      //      } else {
-      //        throwSyntaxError("Unexpected keyword '" + keyword + "'");
-    } else if (token == TokenNameLBRACE) {
-      getNextToken();
-      if (token != TokenNameRBRACE) {
-        statementList();
-      }
-      if (token == TokenNameRBRACE) {
-        getNextToken();
-        return;
-      } else {
-        throwSyntaxError("'}' expected.");
-      }
-    } else {
-      if (token != TokenNameSEMICOLON) {
-        expr();
-      }
-      if (token == TokenNameSEMICOLON) {
-        getNextToken();
-        return;
-      } else {
-        if (token != TokenNameINLINE_HTML && token != TokenNameEOF) {
-          throwSyntaxError("';' expected after expression (Found token: "
-              + scanner.toStringAction(token) + ")");
-        }
-        getNextToken();
-      }
-    }
-  }
-  private void additional_catches() {
-    while (token == TokenNamecatch) {
-      getNextToken();
-      if (token != TokenNameLPAREN) {
-        throwSyntaxError("'(' expected in 'catch' statement.");
-      }
-      getNextToken();
-      fully_qualified_class_name();
-      if (token != TokenNameVariable) {
-        throwSyntaxError("Variable expected in 'catch' statement.");
-      }
-      getNextToken();
-      if (token != TokenNameRPAREN) {
-        throwSyntaxError("')' expected in 'catch' statement.");
-      }
-      getNextToken();
-      if (token != TokenNameLBRACE) {
-        throwSyntaxError("'{' expected in 'catch' statement.");
-      }
-      getNextToken();
-      statementList();
-      if (token != TokenNameRBRACE) {
-        throwSyntaxError("'}' expected in 'catch' statement.");
-      }
-      getNextToken();
-    }
-  }
-  private void foreach_variable() {
-    // w_variable
-    //| '&' w_variable
-    if (token == TokenNameAND) {
-      getNextToken();
-    }
-    w_variable();
-  }
-  private void foreach_optional_arg() {
-    // /* empty */
-    //| T_DOUBLE_ARROW foreach_variable
-    if (token == TokenNameEQUAL_GREATER) {
-      getNextToken();
-      foreach_variable();
-    }
-  }
-  private void global_var_list() {
-    //  global_var_list:
-    // global_var_list ',' global_var
-    //| global_var
-    while (true) {
-      global_var();
-      if (token != TokenNameCOMMA) {
-        break;
-      }
-      getNextToken();
-    }
-  }
-  private void global_var() {
-    //global_var:
-    // T_VARIABLE
-    //| '$' r_variable
-    //| '$' '{' expr '}'
-    if (token == TokenNameVariable) {
-      getNextToken();
-    } else if (token == TokenNameDOLLAR) {
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        getNextToken();
-        expr();
-        if (token != TokenNameLPAREN) {
-          throwSyntaxError("')' expected in global variable.");
-        }
-        getNextToken();
-      } else {
-        r_variable();
-      }
-    }
-  }
-  private void static_var_list() {
-    //static_var_list:
-    // static_var_list ',' T_VARIABLE
-    //| static_var_list ',' T_VARIABLE '=' static_scalar
-    //| T_VARIABLE
-    //| T_VARIABLE '=' static_scalar
-    while (true) {
-      if (token == TokenNameVariable) {
-        getNextToken();
-        if (token == TokenNameEQUAL) {
-          getNextToken();
-          static_scalar();
-        }
-        if (token != TokenNameCOMMA) {
-          break;
-        }
-        getNextToken();
-      } else {
-        break;
-      }
-    }
-  }
-  private void unset_variables() {
-    //    unset_variables:
-    //                 unset_variable
-    //         | unset_variables ',' unset_variable
-    //    unset_variable:
-    //                 variable
-    while (true) {
-      variable();
-      if (token != TokenNameCOMMA) {
-        break;
-      }
-      getNextToken();
-    }
-  }
-  private final void initializeModifiers() {
-    this.modifiers = 0;
-    this.modifiersSourceStart = -1;
-  }
-  private final void checkAndSetModifiers(int flag) {
-    this.modifiers |= flag;
-    if (this.modifiersSourceStart < 0)
-      this.modifiersSourceStart = this.scanner.startPosition;
-  }
-  private void unticked_class_declaration_statement(TypeDeclaration typeDecl) {
-    initializeModifiers();
-    if (token == TokenNameinterface) {
-      //      interface_entry T_STRING
-      //               interface_extends_list
-      //               '{' class_statement_list '}'
-      checkAndSetModifiers(AccInterface);
-      getNextToken();
-      typeDecl.modifiers = this.modifiers;
-      if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
-        typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
-        typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
-        typeDecl.name = scanner.getCurrentIdentifierSource();
-        if (token > TokenNameKEYWORD) {
-          throwSyntaxError("Don't use a keyword for interface declaration ["
-              + scanner.toStringAction(token) + "].", typeDecl.sourceStart,
-              typeDecl.sourceEnd);
-        }
-        getNextToken();
-        interface_extends_list();
-      } else {
-        typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
-        typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
-        typeDecl.name = new char[]{' '};
-        throwSyntaxError("Interface name expected after keyword 'interface'.",
-            typeDecl.sourceStart, typeDecl.sourceEnd);
-        return;
-      }
-    } else {
-      //      class_entry_type T_STRING extends_from
-      //               implements_list
-      //               '{' class_statement_list'}'
-      class_entry_type();
-      typeDecl.modifiers = this.modifiers;
-      //identifier
-      //identifier 'extends' identifier
-      if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
-        typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
-        typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
-        typeDecl.name = scanner.getCurrentIdentifierSource();
-        if (token > TokenNameKEYWORD) {
-          throwSyntaxError("Don't use a keyword for class declaration ["
-              + scanner.toStringAction(token) + "].", typeDecl.sourceStart,
-              typeDecl.sourceEnd);
-        }
-        getNextToken();
-        //    extends_from:
-        //             /* empty */
-        //     | T_EXTENDS fully_qualified_class_name
-        if (token == TokenNameextends) {
-          interface_extends_list();
-          //          getNextToken();
-          //          if (token != TokenNameIdentifier) {
-          //            throwSyntaxError("Class name expected after keyword 'extends'.",
-          //                scanner.getCurrentTokenStartPosition(), scanner
-          //                    .getCurrentTokenEndPosition());
-          //          }
-        }
-        implements_list();
-      } else {
-        typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
-        typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
-        typeDecl.name = new char[]{' '};
-        throwSyntaxError("Class name expected after keyword 'class'.",
-            typeDecl.sourceStart, typeDecl.sourceEnd);
-        return;
-      }
-    }
-    //  '{' class_statement_list '}'
-    if (token == TokenNameLBRACE) {
-      getNextToken();
-      if (token != TokenNameRBRACE) {
-        class_statement_list();
-      }
-      if (token == TokenNameRBRACE) {
-        typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
-        getNextToken();
-      } else {
-        throwSyntaxError("'}' expected at end of class body.");
-      }
-    } else {
-      throwSyntaxError("'{' expected at start of class body.");
-    }
-  }
-  private void class_entry_type() {
-    // T_CLASS
-    // | T_ABSTRACT T_CLASS
-    // | T_FINAL T_CLASS
-    if (token == TokenNameclass) {
-      getNextToken();
-    } else if (token == TokenNameabstract) {
-      checkAndSetModifiers(AccAbstract);
-      getNextToken();
-      if (token != TokenNameclass) {
-        throwSyntaxError("Keyword 'class' expected after keyword 'abstract'.");
-      }
-      getNextToken();
-    } else if (token == TokenNamefinal) {
-      checkAndSetModifiers(AccFinal);
-      getNextToken();
-      if (token != TokenNameclass) {
-        throwSyntaxError("Keyword 'class' expected after keyword 'final'.");
-      }
-      getNextToken();
-    } else {
-      throwSyntaxError("Keyword 'class' 'final' or 'abstract' expected");
-    }
-  }
-  private void interface_extends_list() {
-    // /* empty */
-    // | T_EXTENDS interface_list
-    if (token == TokenNameextends) {
-      getNextToken();
-      interface_list();
-    }
-  }
-  private void implements_list() {
-    // /* empty */
-    // | T_IMPLEMENTS interface_list
-    if (token == TokenNameimplements) {
-      getNextToken();
-      interface_list();
-    }
-  }
-  private void interface_list() {
-    //  interface_list:
-    // fully_qualified_class_name
-    //| interface_list ',' fully_qualified_class_name
-    do {
-      if (token == TokenNameIdentifier) {
-        getNextToken();
-      } else {
-        throwSyntaxError("Interface name expected after keyword 'implements'.");
-      }
-      if (token != TokenNameCOMMA) {
-        return;
-      }
-      getNextToken();
-    } while (true);
-  }
-  //  private void classBody(TypeDeclaration typeDecl) {
-  //    //'{' [class-element-list] '}'
-  //    if (token == TokenNameLBRACE) {
-  //      getNextToken();
-  //      if (token != TokenNameRBRACE) {
-  //        class_statement_list();
-  //      }
-  //      if (token == TokenNameRBRACE) {
-  //        typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
-  //        getNextToken();
-  //      } else {
-  //        throwSyntaxError("'}' expected at end of class body.");
-  //      }
-  //    } else {
-  //      throwSyntaxError("'{' expected at start of class body.");
-  //    }
-  //  }
-  private void class_statement_list() {
-    do {
-      class_statement();
-    } while (token == TokenNamepublic || token == TokenNameprotected
-        || token == TokenNameprivate || token == TokenNamestatic
-        || token == TokenNameabstract || token == TokenNamefinal
-        || token == TokenNamefunction || token == TokenNamevar
-        || token == TokenNameconst);
-  }
-  private void class_statement() {
-    //    class_statement:
-    //         variable_modifiers class_variable_declaration ';'
-    // | class_constant_declaration ';'
-    // | method_modifiers T_FUNCTION is_reference T_STRING
-    //    '(' parameter_list ')' method_body
-    initializeModifiers();
-    if (token == TokenNamevar) {
-      checkAndSetModifiers(AccPublic);
-      problemReporter.phpVarDeprecatedWarning(scanner
-          .getCurrentTokenStartPosition(),
-          scanner.getCurrentTokenEndPosition(), referenceContext,
-          compilationUnit.compilationResult);
-      getNextToken();
-      class_variable_declaration();
-    } else if (token == TokenNameconst) {
-      class_constant_declaration();
-      if (token != TokenNameSEMICOLON) {
-        throwSyntaxError("';' expected after class const declaration.");
-      }
-      getNextToken();
-    } else {
-      boolean hasModifiers = member_modifiers();
-      if (token == TokenNamefunction) {
-        if (!hasModifiers) {
-          checkAndSetModifiers(AccPublic);
-        }
-        MethodDeclaration methodDecl = new MethodDeclaration(
-            this.compilationUnit.compilationResult);
-        methodDecl.declarationSourceStart = scanner
-            .getCurrentTokenStartPosition();
-        methodDecl.modifiers = this.modifiers;
-        getNextToken();
-        functionDefinition(methodDecl);
-      } else {
-        if (!hasModifiers) {
-          throwSyntaxError("'public' 'private' or 'protected' modifier expected for field declarations.");
-        }
-        class_variable_declaration();
-      }
-    }
-    //    if (token == TokenNamefunction) {
-    //      MethodDeclaration methodDecl = new MethodDeclaration(
-    //          this.compilationUnit.compilationResult);
-    //      methodDecl.declarationSourceStart = scanner
-    //          .getCurrentTokenStartPosition();
-    //      getNextToken();
-    //      functionDefinition(methodDecl);
-    //    } else if (token == TokenNamevar) {
-    //      getNextToken();
-    //      classProperty();
-    //    } else {
-    //      throwSyntaxError("'function' or 'var' expected.");
-    //    }
-  }
-  private void class_constant_declaration() {
-    // class_constant_declaration ',' T_STRING '=' static_scalar
-    // | T_CONST T_STRING '=' static_scalar
-    if (token != TokenNameconst) {
-      throwSyntaxError("'const' keyword expected in class declaration.");
-    } else {
-      getNextToken();
-    }
-    while (true) {
-      if (token != TokenNameIdentifier) {
-        throwSyntaxError("Identifier expected in class const declaration.");
-      }
-      getNextToken();
-      if (token != TokenNameEQUAL) {
-        throwSyntaxError("'=' expected in class const declaration.");
-      }
-      getNextToken();
-      static_scalar();
-      if (token != TokenNameCOMMA) {
-        break; // while(true)-loop
-      }
-      getNextToken();
-    }
-  }
-  //  private void variable_modifiers() {
-  //    // variable_modifiers:
-  //    // non_empty_member_modifiers
-  //    //| T_VAR
-  //    initializeModifiers();
-  //    if (token == TokenNamevar) {
-  //      checkAndSetModifiers(AccPublic);
-  //      reportSyntaxError(
-  //          "Keyword 'var' is deprecated. Please use 'public' 'private' or 'protected'
-  // modifier for field declarations.",
-  //          scanner.getCurrentTokenStartPosition(), scanner
-  //              .getCurrentTokenEndPosition());
-  //      getNextToken();
-  //    } else {
-  //      if (!member_modifiers()) {
-  //        throwSyntaxError("'public' 'private' or 'protected' modifier expected for
-  // field declarations.");
-  //      }
-  //    }
-  //  }
-  //  private void method_modifiers() {
-  //    //method_modifiers:
-  //    // /* empty */
-  //    //| non_empty_member_modifiers
-  //    initializeModifiers();
-  //    if (!member_modifiers()) {
-  //      checkAndSetModifiers(AccPublic);
-  //    }
-  //  }
-  private boolean member_modifiers() {
-    // T_PUBLIC
-    //| T_PROTECTED
-    //| T_PRIVATE
-    //| T_STATIC
-    //| T_ABSTRACT
-    //| T_FINAL
-    boolean foundToken = false;
-    while (true) {
-      if (token == TokenNamepublic) {
-        checkAndSetModifiers(AccPublic);
-        getNextToken();
-        foundToken = true;
-      } else if (token == TokenNameprotected) {
-        checkAndSetModifiers(AccProtected);
-        getNextToken();
-        foundToken = true;
-      } else if (token == TokenNameprivate) {
-        checkAndSetModifiers(AccPrivate);
-        getNextToken();
-        foundToken = true;
-      } else if (token == TokenNamestatic) {
-        checkAndSetModifiers(AccStatic);
-        getNextToken();
-        foundToken = true;
-      } else if (token == TokenNameabstract) {
-        checkAndSetModifiers(AccAbstract);
-        getNextToken();
-        foundToken = true;
-      } else if (token == TokenNamefinal) {
-        checkAndSetModifiers(AccFinal);
-        getNextToken();
-        foundToken = true;
-      } else {
-        break;
-      }
-    }
-    return foundToken;
-  }
-  private void class_variable_declaration() {
-    //    class_variable_declaration:
-    //         class_variable_declaration ',' T_VARIABLE
-    // | class_variable_declaration ',' T_VARIABLE '=' static_scalar
-    // | T_VARIABLE
-    // | T_VARIABLE '=' static_scalar
-    do {
-      if (token == TokenNameVariable) {
-        FieldDeclaration fieldDeclaration = new FieldDeclaration(null, scanner
-            .getCurrentIdentifierSource(), scanner
-            .getCurrentTokenStartPosition(), scanner
-            .getCurrentTokenEndPosition());
-        getNextToken();
-        if (token == TokenNameEQUAL) {
-          getNextToken();
-          static_scalar();
-        }
-      } else {
-        //        if (token == TokenNamethis) {
-        //          throwSyntaxError("'$this' not allowed after keyword 'public'
-        // 'protected' 'private' 'var'.");
-        //        }
-        throwSyntaxError("Variable expected after keyword 'public' 'protected' 'private' 'var'.");
-      }
-      if (token != TokenNameCOMMA) {
-        break;
-      }
-      getNextToken();
-    } while (true);
-    if (token != TokenNameSEMICOLON) {
-      throwSyntaxError("';' expected after field declaration.");
-    }
-    getNextToken();
-  }
-  private void functionDefinition(MethodDeclaration methodDecl) {
-    boolean isAbstract = false;
-    if (astPtr == 0) {
-      compilationUnit.types.add(methodDecl);
-    } else {
-      AstNode node = astStack[astPtr];
-      if (node instanceof TypeDeclaration) {
-        TypeDeclaration typeDecl = ((TypeDeclaration) node);
-        if (typeDecl.methods == null) {
-          typeDecl.methods = new AbstractMethodDeclaration[]{methodDecl};
-        } else {
-          AbstractMethodDeclaration[] newMethods;
-          System
-              .arraycopy(
-                  typeDecl.methods,
-                  0,
-                  newMethods = new AbstractMethodDeclaration[typeDecl.methods.length + 1],
-                  1, typeDecl.methods.length);
-          newMethods[0] = methodDecl;
-          typeDecl.methods = newMethods;
-        }
-        if ((typeDecl.modifiers & AccAbstract) == AccAbstract) {
-          isAbstract = true;
-        } else if ((typeDecl.modifiers & AccInterface) == AccInterface) {
-          isAbstract = true;
-        }
-      }
-    }
-    functionDeclarator(methodDecl);
-    if (token == TokenNameSEMICOLON) {
-      if (!isAbstract) {
-        throwSyntaxError("Body declaration expected for method: "
-            + new String(methodDecl.selector));
-      }
-      getNextToken();
-      return;
-    }
-    functionBody(methodDecl);
-  }
-  private void functionDeclarator(MethodDeclaration methodDecl) {
-    //identifier '(' [parameter-list] ')'
-    if (token == TokenNameAND) {
-      getNextToken();
-    }
-    if (token == TokenNameIdentifier) {
-      methodDecl.sourceStart = scanner.getCurrentTokenStartPosition();
-      methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
-      methodDecl.selector = scanner.getCurrentIdentifierSource();
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        getNextToken();
-      } else {
-        throwSyntaxError("'(' expected in function declaration.");
-      }
-      if (token != TokenNameRPAREN) {
-        parameter_list();
-      }
-      if (token != TokenNameRPAREN) {
-        throwSyntaxError("')' expected in function declaration.");
-      } else {
-        methodDecl.bodyStart = scanner.getCurrentTokenEndPosition() + 1;
-        getNextToken();
-      }
-    } else {
-      if (token > TokenNameKEYWORD) {
-        throwSyntaxError("Don't use keyword for function declaration [" + token
-            + "].");
-      }
-      throwSyntaxError("Function name expected after keyword 'function'.");
-    }
-  }
-  //
-  private void parameter_list() {
-    // non_empty_parameter_list
-    // | /* empty */
-    non_empty_parameter_list(true);
-  }
-  private void non_empty_parameter_list(boolean empty_allowed) {
-    // optional_class_type T_VARIABLE
-    // | optional_class_type '&' T_VARIABLE
-    // | optional_class_type '&' T_VARIABLE '=' static_scalar
-    // | optional_class_type T_VARIABLE '=' static_scalar
-    // | non_empty_parameter_list ',' optional_class_type T_VARIABLE
-    // | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE
-    // | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE '='
-    // static_scalar
-    // | non_empty_parameter_list ',' optional_class_type T_VARIABLE '='
-    // static_scalar
-    if (token == TokenNameIdentifier || token == TokenNameVariable
-        || token == TokenNameAND) {
-      while (true) {
-        if (token == TokenNameIdentifier) {
-          getNextToken();
-        }
-        if (token == TokenNameAND) {
-          getNextToken();
-        }
-        if (token == TokenNameVariable) {
-          getNextToken();
-          if (token == TokenNameEQUAL) {
-            getNextToken();
-            static_scalar();
-          }
-        } else {
-          throwSyntaxError("Variable expected in parameter list.");
-        }
-        if (token != TokenNameCOMMA) {
-          break;
-        }
-        getNextToken();
-      }
-      return;
-    }
-    if (!empty_allowed) {
-      throwSyntaxError("Identifier expected in parameter list.");
-    }
-  }
-  private void optional_class_type() {
-    // /* empty */
-    //| T_STRING
-  }
-  private void parameterDeclaration() {
-    //variable
-    //variable-reference
-    if (token == TokenNameAND) {
-      getNextToken();
-      if (isVariable()) {
-        getNextToken();
-      } else {
-        throwSyntaxError("Variable expected after reference operator '&'.");
-      }
-    }
-    //variable '=' constant
-    if (token == TokenNameVariable) {
-      getNextToken();
-      if (token == TokenNameEQUAL) {
-        getNextToken();
-        static_scalar();
-      }
-      return;
-    }
-    //    if (token == TokenNamethis) {
-    //      throwSyntaxError("Reserved word '$this' not allowed in parameter
-    // declaration.");
-    //    }
-  }
-  private void labeledStatementList() {
-    if (token != TokenNamecase && token != TokenNamedefault) {
-      throwSyntaxError("'case' or 'default' expected.");
-    }
-    do {
-      if (token == TokenNamecase) {
-        getNextToken();
-        expr(); //constant();
-        if (token == TokenNameCOLON || token == TokenNameSEMICOLON) {
-          getNextToken();
-          if (token == TokenNamecase || token == TokenNamedefault) { 
-            // empty case statement ?
-            continue;
-          }
-          statementList();
-        }
-        //        else if (token == TokenNameSEMICOLON) {
-        //          setMarker(
-        //            "':' expected after 'case' keyword (Found token: " +
-        // scanner.toStringAction(token) + ")",
-        //            scanner.getCurrentTokenStartPosition(),
-        //            scanner.getCurrentTokenEndPosition(),
-        //            INFO);
-        //          getNextToken();
-        //          if (token == TokenNamecase) { // empty case statement ?
-        //            continue;
-        //          }
-        //          statementList();
-        //        }
-        else {
-          throwSyntaxError("':' character after 'case' constant expected (Found token: "
-              + scanner.toStringAction(token) + ")");
-        }
-      } else { // TokenNamedefault
-        getNextToken();
-        if (token == TokenNameCOLON) {
-          getNextToken();
-          if (token==TokenNameRBRACE) {
-            // empty default case
-            break;
-          }
-          statementList();
-        } else {
-          throwSyntaxError("':' character after 'default' expected.");
-        }
-      }
-    } while (token == TokenNamecase || token == TokenNamedefault);
-  }
-  //  public void labeledStatement() {
-  //    if (token == TokenNamecase) {
-  //      getNextToken();
-  //      constant();
-  //      if (token == TokenNameDDOT) {
-  //        getNextToken();
-  //        statement();
-  //      } else {
-  //        throwSyntaxError("':' character after 'case' constant expected.");
-  //      }
-  //      return;
-  //    } else if (token == TokenNamedefault) {
-  //      getNextToken();
-  //      if (token == TokenNameDDOT) {
-  //        getNextToken();
-  //        statement();
-  //      } else {
-  //        throwSyntaxError("':' character after 'default' expected.");
-  //      }
-  //      return;
-  //    }
-  //  }
-  //  public void expressionStatement() {
-  //  }
-  //  private void inclusionStatement() {
-  //  }
-  //  public void compoundStatement() {
-  //  }
-  //  public void selectionStatement() {
-  //  }
-  //
-  //  public void iterationStatement() {
-  //  }
-  //
-  //  public void jumpStatement() {
-  //  }
-  //
-  //  public void outputStatement() {
-  //  }
-  //
-  //  public void scopeStatement() {
-  //  }
-  //
-  //  public void flowStatement() {
-  //  }
-  //
-  //  public void definitionStatement() {
-  //  }
-  private void ifStatement() {
-    // ':' statement-list [elseif-list] [else-colon-statement] 'endif' ';'
-    if (token == TokenNameCOLON) {
-      getNextToken();
-      if (token != TokenNameendif) {
-        statementList();
-        switch (token) {
-          case TokenNameelse :
-            getNextToken();
-            if (token == TokenNameCOLON) {
-              getNextToken();
-              if (token != TokenNameendif) {
-                statementList();
-              }
-            } else {
-              if (token == TokenNameif) { //'else if'
-                getNextToken();
-                elseifStatementList();
-              } else {
-                throwSyntaxError("':' expected after 'else'.");
-              }
-            }
-            break;
-          case TokenNameelseif :
-            getNextToken();
-            elseifStatementList();
-            break;
-        }
-      }
-      if (token != TokenNameendif) {
-        throwSyntaxError("'endif' expected.");
-      }
-      getNextToken();
-      if (token != TokenNameSEMICOLON) {
-        throwSyntaxError("';' expected after if-statement.");
-      }
-      getNextToken();
-    } else {
-      // statement [else-statement]
-      statement(TokenNameEOF);
-      if (token == TokenNameelseif) {
-        getNextToken();
-        if (token == TokenNameLPAREN) {
-          getNextToken();
-        } else {
-          throwSyntaxError("'(' expected after 'elseif' keyword.");
-        }
-        expr();
-        if (token == TokenNameRPAREN) {
-          getNextToken();
-        } else {
-          throwSyntaxError("')' expected after 'elseif' condition.");
-        }
-        ifStatement();
-      } else if (token == TokenNameelse) {
-        getNextToken();
-        statement(TokenNameEOF);
-      }
-    }
-  }
-  private void elseifStatementList() {
-    do {
-      elseifStatement();
-      switch (token) {
-        case TokenNameelse :
-          getNextToken();
-          if (token == TokenNameCOLON) {
-            getNextToken();
-            if (token != TokenNameendif) {
-              statementList();
-            }
-            return;
-          } else {
-            if (token == TokenNameif) { //'else if'
-              getNextToken();
-            } else {
-              throwSyntaxError("':' expected after 'else'.");
-            }
-          }
-          break;
-        case TokenNameelseif :
-          getNextToken();
-          break;
-        default :
-          return;
-      }
-    } while (true);
-  }
-  private void elseifStatement() {
-    if (token == TokenNameLPAREN) {
-      getNextToken();
-      expr();
-      if (token != TokenNameRPAREN) {
-        throwSyntaxError("')' expected in else-if-statement.");
-      }
-      getNextToken();
-      if (token != TokenNameCOLON) {
-        throwSyntaxError("':' expected in else-if-statement.");
-      }
-      getNextToken();
-      if (token != TokenNameendif) {
-        statementList();
-      }
-    }
-  }
-  private void switchStatement() {
-    if (token == TokenNameCOLON) {
-      // ':' [labeled-statement-list] 'endswitch' ';'
-      getNextToken();
-      labeledStatementList();
-      if (token != TokenNameendswitch) {
-        throwSyntaxError("'endswitch' expected.");
-      }
-      getNextToken();
-      if (token != TokenNameSEMICOLON) {
-        throwSyntaxError("';' expected after switch-statement.");
-      }
-      getNextToken();
-    } else {
-      // '{' [labeled-statement-list] '}'
-      if (token != TokenNameLBRACE) {
-        throwSyntaxError("'{' expected in switch statement.");
-      }
-      getNextToken();
-      if (token != TokenNameRBRACE) {
-        labeledStatementList();
-      }
-      if (token != TokenNameRBRACE) {
-        throwSyntaxError("'}' expected in switch statement.");
-      }
-      getNextToken();
-    }
-  }
-  private void forStatement() {
-    if (token == TokenNameCOLON) {
-      getNextToken();
-      statementList();
-      if (token != TokenNameendfor) {
-        throwSyntaxError("'endfor' expected.");
-      }
-      getNextToken();
-      if (token != TokenNameSEMICOLON) {
-        throwSyntaxError("';' expected after for-statement.");
-      }
-      getNextToken();
-    } else {
-      statement(TokenNameEOF);
-    }
-  }
-  private void whileStatement() {
-    // ':' statement-list 'endwhile' ';'
-    if (token == TokenNameCOLON) {
-      getNextToken();
-      statementList();
-      if (token != TokenNameendwhile) {
-        throwSyntaxError("'endwhile' expected.");
-      }
-      getNextToken();
-      if (token != TokenNameSEMICOLON) {
-        throwSyntaxError("';' expected after while-statement.");
-      }
-      getNextToken();
-    } else {
-      statement(TokenNameEOF);
-    }
-  }
-  private void foreachStatement() {
-    if (token == TokenNameCOLON) {
-      getNextToken();
-      statementList();
-      if (token != TokenNameendforeach) {
-        throwSyntaxError("'endforeach' expected.");
-      }
-      getNextToken();
-      if (token != TokenNameSEMICOLON) {
-        throwSyntaxError("';' expected after foreach-statement.");
-      }
-      getNextToken();
-    } else {
-      statement(TokenNameEOF);
-    }
-  }
-  //  private void exitStatus() {
-  //    if (token == TokenNameLPAREN) {
-  //      getNextToken();
-  //    } else {
-  //      throwSyntaxError("'(' expected in 'exit-status'.");
-  //    }
-  //    if (token != TokenNameRPAREN) {
-  //      expression();
-  //    }
-  //    if (token == TokenNameRPAREN) {
-  //      getNextToken();
-  //    } else {
-  //      throwSyntaxError("')' expected after 'exit-status'.");
-  //    }
-  //  }
-  private void expressionList() {
-    do {
-      expr();
-      if (token == TokenNameCOMMA) {
-        getNextToken();
-      } else {
-        break;
-      }
-    } while (true);
-  }
-  private void expr() {
-    // r_variable
-    // | expr_without_variable
-    //    if (token!=TokenNameEOF) {
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: expr()");
-    }
-    expr_without_variable(true);
-    //    }
-  }
-  private void expr_without_variable(boolean only_variable) {
-    //         internal_functions_in_yacc
-    // | T_CLONE expr
-    // | T_PRINT expr
-    // | '(' expr ')'
-    // | '@' expr
-    // | '+' expr
-    // | '-' expr
-    // | '!' expr
-    // | '~' expr
-    // | T_INC rw_variable
-    // | T_DEC rw_variable
-    // | T_INT_CAST expr
-    // | T_DOUBLE_CAST expr
-    // | T_STRING_CAST expr
-    // | T_ARRAY_CAST expr
-    // | T_OBJECT_CAST expr
-    // | T_BOOL_CAST expr
-    // | T_UNSET_CAST expr
-    // | T_EXIT exit_expr
-    // | scalar
-    // | T_ARRAY '(' array_pair_list ')'
-    // | '`' encaps_list '`'
-    // | T_LIST '(' assignment_list ')' '=' expr
-    // | T_NEW class_name_reference ctor_arguments
-    // | variable '=' expr
-    // | variable '=' '&' variable
-    // | variable '=' '&' T_NEW class_name_reference ctor_arguments
-    // | variable T_PLUS_EQUAL expr
-    // | variable T_MINUS_EQUAL expr
-    // | variable T_MUL_EQUAL expr
-    // | variable T_DIV_EQUAL expr
-    // | variable T_CONCAT_EQUAL expr
-    // | variable T_MOD_EQUAL expr
-    // | variable T_AND_EQUAL expr
-    // | variable T_OR_EQUAL expr
-    // | variable T_XOR_EQUAL expr
-    // | variable T_SL_EQUAL expr
-    // | variable T_SR_EQUAL expr
-    // | rw_variable T_INC
-    // | rw_variable T_DEC
-    // | expr T_BOOLEAN_OR expr
-    // | expr T_BOOLEAN_AND expr
-    // | expr T_LOGICAL_OR expr
-    // | expr T_LOGICAL_AND expr
-    // | expr T_LOGICAL_XOR expr
-    // | expr '|' expr
-    // | expr '&' expr
-    // | expr '^' expr
-    // | expr '.' expr
-    // | expr '+' expr
-    // | expr '-' expr
-    // | expr '*' expr
-    // | expr '/' expr
-    // | expr '%' expr
-    // | expr T_SL expr
-    // | expr T_SR expr
-    // | expr T_IS_IDENTICAL expr
-    // | expr T_IS_NOT_IDENTICAL expr
-    // | expr T_IS_EQUAL expr
-    // | expr T_IS_NOT_EQUAL expr
-    // | expr '<' expr
-    // | expr T_IS_SMALLER_OR_EQUAL expr
-    // | expr '>' expr
-    // | expr T_IS_GREATER_OR_EQUAL expr
-    // | expr T_INSTANCEOF class_name_reference
-    // | expr '?' expr ':' expr
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: expr_without_variable() PART 1");
-    }
-    switch (token) {
-      case TokenNameisset :
-      case TokenNameempty :
-      case TokenNameeval :
-      case TokenNameinclude :
-      case TokenNameinclude_once :
-      case TokenNamerequire :
-      case TokenNamerequire_once :
-        internal_functions_in_yacc();
-        break;
-      //       | '(' expr ')'
-      case TokenNameLPAREN :
-        getNextToken();
-        expr();
-        if (token == TokenNameRPAREN) {
-          getNextToken();
-        } else {
-          throwSyntaxError("')' expected in expression.");
-        }
-        break;
-      //    | T_CLONE expr
-      //    | T_PRINT expr
-      //    | '@' expr
-      //    | '+' expr
-      //    | '-' expr
-      //    | '!' expr
-      //    | '~' expr
-      //    | T_INT_CAST expr
-      //       | T_DOUBLE_CAST expr
-      //       | T_STRING_CAST expr
-      //       | T_ARRAY_CAST expr
-      //       | T_OBJECT_CAST expr
-      //       | T_BOOL_CAST expr
-      //       | T_UNSET_CAST expr
-      case TokenNameclone :
-      case TokenNameprint :
-      case TokenNameAT :
-      case TokenNamePLUS :
-      case TokenNameMINUS :
-      case TokenNameNOT :
-      case TokenNameTWIDDLE :
-      case TokenNameintCAST :
-      case TokenNamedoubleCAST :
-      case TokenNamestringCAST :
-      case TokenNamearrayCAST :
-      case TokenNameobjectCAST :
-      case TokenNameboolCAST :
-      case TokenNameunsetCAST :
-        getNextToken();
-        expr();
-        break;
-      case TokenNameexit :
-        getNextToken();
-        exit_expr();
-        break;
-      //  scalar:
-      //       T_STRING
-      //| T_STRING_VARNAME
-      //| class_constant
-      //| T_START_HEREDOC encaps_list T_END_HEREDOC
-      //       | '`' encaps_list '`'
-      //  | common_scalar
-      //       | '`' encaps_list '`'
-      case TokenNameEncapsedString0 :
-        scanner.encapsedStringStack.push(new Character('`'));
-        getNextToken();
-        try {
-          if (token == TokenNameEncapsedString0) {
-          } else {
-            encaps_list();
-            if (token != TokenNameEncapsedString0) {
-              throwSyntaxError("\'`\' expected at end of string"
-                  + "(Found token: " + scanner.toStringAction(token) + " )");
-            }
-          }
-        } finally {
-          scanner.encapsedStringStack.pop();
-          getNextToken();
-        }
-        break;
-      //      | '\'' encaps_list '\''
-      case TokenNameEncapsedString1 :
-        scanner.encapsedStringStack.push(new Character('\''));
-        getNextToken();
-        try {
-          if (token == TokenNameEncapsedString1) {
-          } else {
-            encaps_list();
-            if (token != TokenNameEncapsedString1) {
-              throwSyntaxError("\'\'\' expected at end of string"
-                  + "(Found token: " + scanner.toStringAction(token) + " )");
-            }
-          }
-        } finally {
-          scanner.encapsedStringStack.pop();
-          getNextToken();
-        }
-        break;
-      //| '"' encaps_list '"'
-      case TokenNameEncapsedString2 :
-        scanner.encapsedStringStack.push(new Character('"'));
-        getNextToken();
-        try {
-          if (token == TokenNameEncapsedString2) {
-          } else {
-            encaps_list();
-            if (token != TokenNameEncapsedString2) {
-              throwSyntaxError("'\"' expected at end of string"
-                  + "(Found token: " + scanner.toStringAction(token) + " )");
-            }
-          }
-        } finally {
-          scanner.encapsedStringStack.pop();
-          getNextToken();
-        }
-        break;
-      case TokenNameIntegerLiteral :
-      case TokenNameDoubleLiteral :
-      case TokenNameStringLiteral :
-      case TokenNameStringConstant :
-      case TokenNameStringInterpolated :
-      case TokenNameFILE :
-      case TokenNameLINE :
-      case TokenNameCLASS_C :
-      case TokenNameMETHOD_C :
-      case TokenNameFUNC_C :
-        common_scalar();
-        break;
-      case TokenNameHEREDOC :
-        getNextToken();
-        break;
-      case TokenNamearray :
-        //    T_ARRAY '(' array_pair_list ')'
-        getNextToken();
-        if (token == TokenNameLPAREN) {
-          getNextToken();
-          if (token == TokenNameRPAREN) {
-            getNextToken();
-            break;
-          }
-          array_pair_list();
-          if (token != TokenNameRPAREN) {
-            throwSyntaxError("')' expected after keyword 'array'"
-                + "(Found token: " + scanner.toStringAction(token) + ")");
-          }
-          getNextToken();
-        } else {
-          throwSyntaxError("'(' expected after keyword 'array'"
-              + "(Found token: " + scanner.toStringAction(token) + ")");
-        }
-        break;
-      case TokenNamelist :
-        //    | T_LIST '(' assignment_list ')' '=' expr
-        getNextToken();
-        if (token == TokenNameLPAREN) {
-          getNextToken();
-          assignment_list();
-          if (token != TokenNameRPAREN) {
-            throwSyntaxError("')' expected after 'list' keyword.");
-          }
-          getNextToken();
-          if (token != TokenNameEQUAL) {
-            throwSyntaxError("'=' expected after 'list' keyword.");
-          }
-          getNextToken();
-          expr();
-        } else {
-          throwSyntaxError("'(' expected after 'list' keyword.");
-        }
-        break;
-      case TokenNamenew :
-        //     | T_NEW class_name_reference ctor_arguments
-        getNextToken();
-        class_name_reference();
-        ctor_arguments();
-        break;
-      //       | T_INC rw_variable
-      //       | T_DEC rw_variable
-      case TokenNamePLUS_PLUS :
-      case TokenNameMINUS_MINUS :
-        getNextToken();
-        rw_variable();
-        break;
-      //       | variable '=' expr
-      //       | variable '=' '&' variable
-      //       | variable '=' '&' T_NEW class_name_reference ctor_arguments
-      //       | variable T_PLUS_EQUAL expr
-      //       | variable T_MINUS_EQUAL expr
-      //       | variable T_MUL_EQUAL expr
-      //       | variable T_DIV_EQUAL expr
-      //       | variable T_CONCAT_EQUAL expr
-      //       | variable T_MOD_EQUAL expr
-      //       | variable T_AND_EQUAL expr
-      //       | variable T_OR_EQUAL expr
-      //       | variable T_XOR_EQUAL expr
-      //       | variable T_SL_EQUAL expr
-      //       | variable T_SR_EQUAL expr
-      //       | rw_variable T_INC
-      //       | rw_variable T_DEC
-      case TokenNameIdentifier :
-      case TokenNameVariable :
-      case TokenNameDOLLAR :
-        variable();
-        switch (token) {
-          case TokenNameEQUAL :
-            getNextToken();
-            if (token == TokenNameAND) {
-              getNextToken();
-              if (token == TokenNamenew) {
-                // | variable '=' '&' T_NEW class_name_reference ctor_arguments
-                getNextToken();
-                class_name_reference();
-                ctor_arguments();
-              } else {
-                variable();
-              }
-            } else {
-              expr();
-            }
-            break;
-          case TokenNamePLUS_EQUAL :
-          case TokenNameMINUS_EQUAL :
-          case TokenNameMULTIPLY_EQUAL :
-          case TokenNameDIVIDE_EQUAL :
-          case TokenNameDOT_EQUAL :
-          case TokenNameREMAINDER_EQUAL :
-          case TokenNameAND_EQUAL :
-          case TokenNameOR_EQUAL :
-          case TokenNameXOR_EQUAL :
-          case TokenNameRIGHT_SHIFT_EQUAL :
-          case TokenNameLEFT_SHIFT_EQUAL :
-            getNextToken();
-            expr();
-            break;
-          case TokenNamePLUS_PLUS :
-          case TokenNameMINUS_MINUS :
-            getNextToken();
-            break;
-          default :
-            if (!only_variable) {
-              throwSyntaxError("Variable expression not allowed (found token '"
-                  + scanner.toStringAction(token) + "').");
-            }
-        }
-        break;
-      default :
-        if (token != TokenNameINLINE_HTML) {
-          if (token > TokenNameKEYWORD) {
-            getNextToken();
-            break;
-          } else {
-            throwSyntaxError("Error in expression (found token '"
-                + scanner.toStringAction(token) + "').");
-          }
-        }
-        return;
-    }
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: expr_without_variable() PART 2");
-    }
-    // | expr T_BOOLEAN_OR expr
-    // | expr T_BOOLEAN_AND expr
-    // | expr T_LOGICAL_OR expr
-    // | expr T_LOGICAL_AND expr
-    // | expr T_LOGICAL_XOR expr
-    // | expr '|' expr
-    // | expr '&' expr
-    // | expr '^' expr
-    // | expr '.' expr
-    // | expr '+' expr
-    // | expr '-' expr
-    // | expr '*' expr
-    // | expr '/' expr
-    // | expr '%' expr
-    // | expr T_SL expr
-    // | expr T_SR expr
-    // | expr T_IS_IDENTICAL expr
-    // | expr T_IS_NOT_IDENTICAL expr
-    // | expr T_IS_EQUAL expr
-    // | expr T_IS_NOT_EQUAL expr
-    // | expr '<' expr
-    // | expr T_IS_SMALLER_OR_EQUAL expr
-    // | expr '>' expr
-    // | expr T_IS_GREATER_OR_EQUAL expr
-    while (true) {
-      switch (token) {
-        case TokenNameOR_OR :
-        case TokenNameAND_AND :
-        case TokenNameand :
-        case TokenNameor :
-        case TokenNamexor :
-        case TokenNameAND :
-        case TokenNameOR :
-        case TokenNameXOR :
-        case TokenNameDOT :
-        case TokenNamePLUS :
-        case TokenNameMINUS :
-        case TokenNameMULTIPLY :
-        case TokenNameDIVIDE :
-        case TokenNameREMAINDER :
-        case TokenNameLEFT_SHIFT :
-        case TokenNameRIGHT_SHIFT :
-        case TokenNameEQUAL_EQUAL_EQUAL :
-        case TokenNameNOT_EQUAL_EQUAL :
-        case TokenNameEQUAL_EQUAL :
-        case TokenNameNOT_EQUAL :
-        case TokenNameLESS :
-        case TokenNameLESS_EQUAL :
-        case TokenNameGREATER :
-        case TokenNameGREATER_EQUAL :
-          getNextToken();
-          expr();
-          break;
-        //  | expr T_INSTANCEOF class_name_reference
-        //     | expr '?' expr ':' expr
-        case TokenNameinstanceof :
-          getNextToken();
-          class_name_reference();
-          break;
-        case TokenNameQUESTION :
-          getNextToken();
-          expr();
-          if (token == TokenNameCOLON) {
-            getNextToken();
-            expr();
-          }
-          break;
-        default :
-          return;
-      }
-    }
-  }
-  private void class_name_reference() {
-    //  class_name_reference:
-    // T_STRING
-    //| dynamic_class_name_reference
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: class_name_reference()");
-    }
-    if (token == TokenNameIdentifier) {
-      getNextToken();
-    } else {
-      dynamic_class_name_reference();
-    }
-  }
-  private void dynamic_class_name_reference() {
-    //dynamic_class_name_reference:
-    // base_variable T_OBJECT_OPERATOR object_property
-    // dynamic_class_name_variable_properties
-    //| base_variable
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: dynamic_class_name_reference()");
-    }
-    base_variable();
-    if (token == TokenNameMINUS_GREATER) {
-      getNextToken();
-      object_property();
-      dynamic_class_name_variable_properties();
-    }
-  }
-  private void dynamic_class_name_variable_properties() {
-    //  dynamic_class_name_variable_properties:
-    //                 dynamic_class_name_variable_properties
-    // dynamic_class_name_variable_property
-    //         | /* empty */
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: dynamic_class_name_variable_properties()");
-    }
-    while (token == TokenNameMINUS_GREATER) {
-      dynamic_class_name_variable_property();
-    }
-  }
-  private void dynamic_class_name_variable_property() {
-    //  dynamic_class_name_variable_property:
-    // T_OBJECT_OPERATOR object_property
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: dynamic_class_name_variable_property()");
-    }
-    if (token == TokenNameMINUS_GREATER) {
-      getNextToken();
-      object_property();
-    }
-  }
-  private void ctor_arguments() {
-    //  ctor_arguments:
-    // /* empty */
-    //| '(' function_call_parameter_list ')'
-    if (token == TokenNameLPAREN) {
-      getNextToken();
-      if (token == TokenNameRPAREN) {
-        getNextToken();
-        return;
-      }
-      non_empty_function_call_parameter_list();
-      if (token != TokenNameRPAREN) {
-        throwSyntaxError("')' expected in ctor_arguments.");
-      }
-      getNextToken();
-    }
-  }
-  private void assignment_list() {
-    //  assignment_list:
-    // assignment_list ',' assignment_list_element
-    //| assignment_list_element
-    while (true) {
-      assignment_list_element();
-      if (token != TokenNameCOMMA) {
-        break;
-      }
-      getNextToken();
-    }
-  }
-  private void assignment_list_element() {
-    //assignment_list_element:
-    // variable
-    //| T_LIST '(' assignment_list ')'
-    //| /* empty */
-    if (token == TokenNameVariable || token == TokenNameDOLLAR) {
-      variable();
-    } else {
-      if (token == TokenNamelist) {
-        getNextToken();
-        if (token == TokenNameLPAREN) {
-          getNextToken();
-          assignment_list();
-          if (token != TokenNameRPAREN) {
-            throwSyntaxError("')' expected after 'list' keyword.");
-          }
-          getNextToken();
-        } else {
-          throwSyntaxError("'(' expected after 'list' keyword.");
-        }
-      }
-    }
-  }
-  private void array_pair_list() {
-    //  array_pair_list:
-    // /* empty */
-    //| non_empty_array_pair_list possible_comma
-    non_empty_array_pair_list();
-    if (token == TokenNameCOMMA) {
-      getNextToken();
-    }
-  }
-  private void non_empty_array_pair_list() {
-    //non_empty_array_pair_list:
-    // non_empty_array_pair_list ',' expr T_DOUBLE_ARROW expr
-    //| non_empty_array_pair_list ',' expr
-    //| expr T_DOUBLE_ARROW expr
-    //| expr
-    //| non_empty_array_pair_list ',' expr T_DOUBLE_ARROW '&' w_variable
-    //| non_empty_array_pair_list ',' '&' w_variable
-    //| expr T_DOUBLE_ARROW '&' w_variable
-    //| '&' w_variable
-    while (true) {
-      if (token == TokenNameAND) {
-        getNextToken();
-        variable();
-      } else {
-        expr();
-        if (token == TokenNameAND) {
-          getNextToken();
-          variable();
-        } else if (token == TokenNameEQUAL_GREATER) {
-          getNextToken();
-          if (token == TokenNameAND) {
-            getNextToken();
-            variable();
-          } else {
-            expr();
-          }
-        }
-      }
-      if (token != TokenNameCOMMA) {
-        return;
-      }
-      getNextToken();
-      if (token == TokenNameRPAREN) {
-        return;
-      }
-    }
-  }
-  //  private void variableList() {
-  //    do {
-  //      variable();
-  //      if (token == TokenNameCOMMA) {
-  //        getNextToken();
-  //      } else {
-  //        break;
-  //      }
-  //    } while (true);
-  //  }
-  private void variable_without_objects() {
-    //  variable_without_objects:
-    //                 reference_variable
-    //         | simple_indirect_reference reference_variable
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: variable_without_objects()");
-    }
-    while (token == TokenNameDOLLAR) {
-      getNextToken();
-    }
-    reference_variable();
-  }
-  private void function_call() {
-    //  function_call:
-    // T_STRING '(' function_call_parameter_list ')'
-    //| class_constant '(' function_call_parameter_list ')'
-    //| static_member '(' function_call_parameter_list ')'
-    //| variable_without_objects '(' function_call_parameter_list ')'
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: function_call()");
-    }
-    if (token == TokenNameIdentifier) {
-      getNextToken();
-      switch (token) {
-        case TokenNamePAAMAYIM_NEKUDOTAYIM :
-          // static member:
-          getNextToken();
-          if (token == TokenNameIdentifier) {
-            // class _constant
-            getNextToken();
-          } else {
-            //        static member:
-            variable_without_objects();
-          }
-          break;
-      }
-    } else {
-      variable_without_objects();
-    }
-    if (token != TokenNameLPAREN) {
-      // TODO is this ok ?
-      return;
-      //      throwSyntaxError("'(' expected in function call.");
-    }
-    getNextToken();
-    if (token == TokenNameRPAREN) {
-      getNextToken();
-      return;
-    }
-    non_empty_function_call_parameter_list();
-    if (token != TokenNameRPAREN) {
-      throwSyntaxError("')' expected in function call.");
-    }
-    getNextToken();
-  }
-  //  private void function_call_parameter_list() {
-  //    function_call_parameter_list:
-  //           non_empty_function_call_parameter_list { $$ = $1; }
-  //   | /* empty */
-  //  }
-  private void non_empty_function_call_parameter_list() {
-    //non_empty_function_call_parameter_list:
-    //         expr_without_variable
-    // | variable
-    // | '&' w_variable
-    // | non_empty_function_call_parameter_list ',' expr_without_variable
-    // | non_empty_function_call_parameter_list ',' variable
-    // | non_empty_function_call_parameter_list ',' '&' w_variable
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: non_empty_function_call_parameter_list()");
-    }
-    while (true) {
-      if (token == TokenNameAND) {
-        getNextToken();
-        w_variable();
-      } else {
-        //        if (token == TokenNameIdentifier || token == TokenNameVariable
-        //            || token == TokenNameDOLLAR) {
-        //          variable();
-        //        } else {
-        expr_without_variable(true);
-        //        }
-      }
-      if (token != TokenNameCOMMA) {
-        break;
-      }
-      getNextToken();
-    }
-  }
-  private void fully_qualified_class_name() {
-    if (token == TokenNameIdentifier) {
-      getNextToken();
-    } else {
-      throwSyntaxError("Class name expected.");
-    }
-  }
-  private void static_member() {
-    //  static_member:
-    // fully_qualified_class_name T_PAAMAYIM_NEKUDOTAYIM
-    // variable_without_objects
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: static_member()");
-    }
-    fully_qualified_class_name();
-    if (token != TokenNamePAAMAYIM_NEKUDOTAYIM) {
-      throwSyntaxError("'::' expected after class name (static_member).");
-    }
-    getNextToken();
-    variable_without_objects();
-  }
-  private void base_variable_with_function_calls() {
-    //  base_variable_with_function_calls:
-    // base_variable
-    //| function_call
-    boolean functionCall = false;
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: base_variable_with_function_calls()");
-    }
-    //    if (token == TokenNameIdentifier) {
-    //      functionCall = true;
-    //    } else if (token == TokenNameVariable) {
-    //      int tempToken = token;
-    //      int tempPosition = scanner.currentPosition;
-    //      getNextToken();
-    //      if (token == TokenNameLPAREN) {
-    //        functionCall = true;
-    //      }
-    //      token = tempToken;
-    //      scanner.currentPosition = tempPosition;
-    //      scanner.phpMode = true;
-    //    }
-    //    if (functionCall) {
-    function_call();
-    //    } else {
-    //      base_variable();
-    //    }
-  }
-  private void base_variable() {
-    //  base_variable:
-    //                 reference_variable
-    //         | simple_indirect_reference reference_variable
-    //         | static_member
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: base_variable()");
-    }
-    if (token == TokenNameIdentifier) {
-      static_member();
-    } else {
-      while (token == TokenNameDOLLAR) {
-        getNextToken();
-      }
-      reference_variable();
-    }
-  }
-  //  private void simple_indirect_reference() {
-  //    // simple_indirect_reference:
-  //    // '$'
-  //    //| simple_indirect_reference '$'
-  //  }
-  private void reference_variable() {
-    //  reference_variable:
-    //                 reference_variable '[' dim_offset ']'
-    //         | reference_variable '{' expr '}'
-    //         | compound_variable
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: reference_variable()");
-    }
-    compound_variable();
-    while (true) {
-      if (token == TokenNameLBRACE) {
-        getNextToken();
-        expr();
-        if (token != TokenNameRBRACE) {
-          throwSyntaxError("'}' expected in reference variable.");
-        }
-        getNextToken();
-      } else if (token == TokenNameLBRACKET) {
-        getNextToken();
-        if (token != TokenNameRBRACKET) {
-          expr();
-          //        dim_offset();
-          if (token != TokenNameRBRACKET) {
-            throwSyntaxError("']' expected in reference variable.");
-          }
-        }
-        getNextToken();
-      } else {
-        break;
-      }
-    }
-  }
-  private void compound_variable() {
-    //  compound_variable:
-    //                 T_VARIABLE
-    //         | '$' '{' expr '}'
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: compound_variable()");
-    }
-    if (token == TokenNameVariable) {
-      getNextToken();
-    } else {
-      // because of simple_indirect_reference
-      while (token == TokenNameDOLLAR) {
-        getNextToken();
-      }
-      if (token != TokenNameLBRACE) {
-        throwSyntaxError("'{' expected after compound variable token '$'.");
-      }
-      getNextToken();
-      expr();
-      if (token != TokenNameRBRACE) {
-        throwSyntaxError("'}' expected after compound variable token '$'.");
-      }
-      getNextToken();
-    }
-  }
-  //  private void dim_offset() {
-  //    // dim_offset:
-  //    // /* empty */
-  //    // | expr
-  //    expr();
-  //  }
-  private void object_property() {
-    //  object_property:
-    // object_dim_list
-    //| variable_without_objects
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: object_property()");
-    }
-    if (token == TokenNameVariable || token == TokenNameDOLLAR) {
-      variable_without_objects();
-    } else {
-      object_dim_list();
-    }
-  }
-  private void object_dim_list() {
-    //object_dim_list:
-    // object_dim_list '[' dim_offset ']'
-    //| object_dim_list '{' expr '}'
-    //| variable_name
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: object_dim_list()");
-    }
-    variable_name();
-    while (true) {
-      if (token == TokenNameLBRACE) {
-        getNextToken();
-        expr();
-        if (token != TokenNameRBRACE) {
-          throwSyntaxError("'}' expected in object_dim_list.");
-        }
-        getNextToken();
-      } else if (token == TokenNameLBRACKET) {
-        getNextToken();
-        if (token == TokenNameRBRACKET) {
-          getNextToken();
-          continue;
-        }
-        expr();
-        if (token != TokenNameRBRACKET) {
-          throwSyntaxError("']' expected in object_dim_list.");
-        }
-        getNextToken();
-      } else {
-        break;
-      }
-    }
-  }
-  private void variable_name() {
-    //variable_name:
-    // T_STRING
-    //| '{' expr '}'
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: variable_name()");
-    }
-    if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
-      if (token > TokenNameKEYWORD) {
-        // TODO show a warning "Keyword used as variable" ?
-      }
-      getNextToken();
-    } else {
-      if (token != TokenNameLBRACE) {
-        throwSyntaxError("'{' expected in variable name.");
-      }
-      getNextToken();
-      expr();
-      if (token != TokenNameRBRACE) {
-        throwSyntaxError("'}' expected in variable name.");
-      }
-      getNextToken();
-    }
-  }
-  private void r_variable() {
-    variable();
-  }
-  private void w_variable() {
-    variable();
-  }
-  private void rw_variable() {
-    variable();
-  }
-  private void variable() {
-    //    variable:
-    //         base_variable_with_function_calls T_OBJECT_OPERATOR
-    //                 object_property method_or_not variable_properties
-    // | base_variable_with_function_calls
-    base_variable_with_function_calls();
-    if (token == TokenNameMINUS_GREATER) {
-      getNextToken();
-      object_property();
-      method_or_not();
-      variable_properties();
-    }
-    //    if (token == TokenNameDOLLAR_LBRACE) {
-    //      getNextToken();
-    //      expr();
-    //      ;
-    //      if (token != TokenNameRBRACE) {
-    //        throwSyntaxError("'}' expected after indirect variable token '${'.");
-    //      }
-    //      getNextToken();
-    //    } else {
-    //      if (token == TokenNameVariable) {
-    //        getNextToken();
-    //        if (token == TokenNameLBRACKET) {
-    //          getNextToken();
-    //          expr();
-    //          if (token != TokenNameRBRACKET) {
-    //            throwSyntaxError("']' expected in variable-list.");
-    //          }
-    //          getNextToken();
-    //        } else if (token == TokenNameEQUAL) {
-    //          getNextToken();
-    //          static_scalar();
-    //        }
-    //      } else {
-    //        throwSyntaxError("$-variable expected in variable-list.");
-    //      }
-    //    }
-  }
-  private void variable_properties() {
-    //  variable_properties:
-    //                 variable_properties variable_property
-    //         | /* empty */
-    while (token == TokenNameMINUS_GREATER) {
-      variable_property();
-    }
-  }
-  private void variable_property() {
-    //  variable_property:
-    //                 T_OBJECT_OPERATOR object_property method_or_not
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: variable_property()");
-    }
-    if (token == TokenNameMINUS_GREATER) {
-      getNextToken();
-      object_property();
-      method_or_not();
-    } else {
-      throwSyntaxError("'->' expected in variable_property.");
-    }
-  }
-  private void method_or_not() {
-    //  method_or_not:
-    //                 '(' function_call_parameter_list ')'
-    //         | /* empty */
-    if (Scanner.TRACE) {
-      System.out.println("TRACE: method_or_not()");
-    }
-    if (token == TokenNameLPAREN) {
-      getNextToken();
-      if (token == TokenNameRPAREN) {
-        getNextToken();
-        return;
-      }
-      non_empty_function_call_parameter_list();
-      if (token != TokenNameRPAREN) {
-        throwSyntaxError("')' expected in method_or_not.");
-      }
-      getNextToken();
-    }
-  }
-  private void exit_expr() {
-    // /* empty */
-    // | '(' ')'
-    // | '(' expr ')'
-    if (token != TokenNameLPAREN) {
-      return;
-    }
-    getNextToken();
-    if (token == TokenNameRPAREN) {
-      getNextToken();
-      return;
-    }
-    expr();
-    if (token != TokenNameRPAREN) {
-      throwSyntaxError("')' expected after keyword 'exit'");
-    }
-    getNextToken();
-  }
-  private void encaps_list() {
-    //                 encaps_list encaps_var
-    //         | encaps_list T_STRING
-    //         | encaps_list T_NUM_STRING
-    //         | encaps_list T_ENCAPSED_AND_WHITESPACE
-    //         | encaps_list T_CHARACTER
-    //         | encaps_list T_BAD_CHARACTER
-    //         | encaps_list '['
-    //         | encaps_list ']'
-    //         | encaps_list '{'
-    //         | encaps_list '}'
-    //         | encaps_list T_OBJECT_OPERATOR
-    //         | /* empty */
-    while (true) {
-      switch (token) {
-        case TokenNameSTRING :
-          getNextToken();
-          break;
-        case TokenNameLBRACE :
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-          break;
-        case TokenNameRBRACE :
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-          break;
-        case TokenNameLBRACKET :
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-          break;
-        case TokenNameRBRACKET :
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-          break;
-        case TokenNameMINUS_GREATER :
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-          break;
-        case TokenNameVariable :
-        case TokenNameDOLLAR_LBRACE :
-        case TokenNameCURLY_OPEN :
-          encaps_var();
-          break;
-        //        case TokenNameDOLLAR :
-        //          getNextToken();
-        //          if (token == TokenNameLBRACE) {
-        //            token = TokenNameDOLLAR_LBRACE;
-        //            encaps_var();
-        //          }
-        //          break;
-        default :
-          char encapsedChar = ((Character) scanner.encapsedStringStack.peek())
-              .charValue();
-          if (encapsedChar == '$') {
-            scanner.encapsedStringStack.pop();
-            encapsedChar = ((Character) scanner.encapsedStringStack.peek())
-                .charValue();
-            switch (encapsedChar) {
-              case '`' :
-                if (token == TokenNameEncapsedString0) {
-                  return;
-                }
-                token = TokenNameSTRING;
-                continue;
-              case '\'' :
-                if (token == TokenNameEncapsedString1) {
-                  return;
-                }
-                token = TokenNameSTRING;
-                continue;
-              case '"' :
-                if (token == TokenNameEncapsedString2) {
-                  return;
-                }
-                token = TokenNameSTRING;
-                continue;
-            }
-          }
-          return;
-      }
-    }
-  }
-  private void encaps_var() {
-    //                 T_VARIABLE
-    //         | T_VARIABLE '[' encaps_var_offset ']'
-    //         | T_VARIABLE T_OBJECT_OPERATOR T_STRING
-    //         | T_DOLLAR_OPEN_CURLY_BRACES expr '}'
-    //         | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
-    //         | T_CURLY_OPEN variable '}'
-    switch (token) {
-      case TokenNameVariable :
-        getNextToken();
-        if (token == TokenNameLBRACKET) {
-          getNextToken();
-          //          if (token == TokenNameRBRACKET) {
-          //            getNextToken();
-          //          } else {
-          expr(); //encaps_var_offset();
-          if (token != TokenNameRBRACKET) {
-            throwSyntaxError("']' expected after variable.");
-          }
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-          //          }
-        } else if (token == TokenNameMINUS_GREATER) {
-          getNextToken();
-          if (token != TokenNameIdentifier) {
-            throwSyntaxError("Identifier expected after '->'.");
-          }
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-        }
-        //        else {
-        //          // scanner.encapsedStringStack.pop();
-        //          int tempToken = TokenNameSTRING;
-        //          if (!scanner.encapsedStringStack.isEmpty()
-        //              && (token == TokenNameEncapsedString0
-        //                  || token == TokenNameEncapsedString1
-        //                  || token == TokenNameEncapsedString2 || token == TokenNameERROR)) {
-        //            char encapsedChar = ((Character) scanner.encapsedStringStack.peek())
-        //                .charValue();
-        //            switch (token) {
-        //              case TokenNameEncapsedString0 :
-        //                if (encapsedChar == '`') {
-        //                  tempToken = TokenNameEncapsedString0;
-        //                }
-        //                break;
-        //              case TokenNameEncapsedString1 :
-        //                if (encapsedChar == '\'') {
-        //                  tempToken = TokenNameEncapsedString1;
-        //                }
-        //                break;
-        //              case TokenNameEncapsedString2 :
-        //                if (encapsedChar == '"') {
-        //                  tempToken = TokenNameEncapsedString2;
-        //                }
-        //                break;
-        //              case TokenNameERROR :
-        //                if (scanner.source[scanner.currentPosition - 1] == '\\') {
-        //                  scanner.currentPosition--;
-        //                  getNextToken();
-        //                }
-        //                break;
-        //            }
-        //          }
-        //          token = tempToken;
-        //        }
-        break;
-      case TokenNameDOLLAR_LBRACE :
-        getNextToken();
-        if (token == TokenNameIdentifier) {
-          getNextToken();
-          if (token == TokenNameLBRACKET) {
-            getNextToken();
-            //            if (token == TokenNameRBRACKET) {
-            //              getNextToken();
-            //            } else {
-            expr();
-            if (token != TokenNameRBRACKET) {
-              throwSyntaxError("']' expected after '${'.");
-            }
-            getNextToken();
-            //            }
-          }
-          if (token != TokenNameRBRACE) {
-            throwSyntaxError("'}' expected after '${'.");
-          }
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-        } else {
-          expr();
-          if (token != TokenNameRBRACE) {
-            throwSyntaxError("'}' expected.");
-          }
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-        }
-        break;
-      case TokenNameCURLY_OPEN :
-        getNextToken();
-        if (token == TokenNameIdentifier||token>TokenNameKEYWORD) {
-          getNextToken();
-          if (token == TokenNameLBRACKET) {
-            getNextToken();
-            //            if (token == TokenNameRBRACKET) {
-            //              getNextToken();
-            //            } else {
-            expr();
-            if (token != TokenNameRBRACKET) {
-              throwSyntaxError("']' expected after '{$'.");
-            }
-            getNextToken();
-            //            }
-          } else if (token == TokenNameMINUS_GREATER) {
-            getNextToken();
-            if (token != TokenNameIdentifier) {
-              throwSyntaxError("String token expected.");
-            }
-            getNextToken();
-          }
-          //          if (token != TokenNameRBRACE) {
-          //            throwSyntaxError("'}' expected after '{$'.");
-          //          }
-          //          // scanner.encapsedStringStack.pop();
-          //          getNextToken();
-        } else {
-          expr();
-          if (token != TokenNameRBRACE) {
-            throwSyntaxError("'}' expected.");
-          }
-          //          scanner.encapsedStringStack.pop();
-          getNextToken();
-        }
-        break;
-    }
-  }
-  private void encaps_var_offset() {
-    //                 T_STRING
-    //         | T_NUM_STRING
-    //         | T_VARIABLE
-    switch (token) {
-      case TokenNameSTRING :
-        getNextToken();
-        break;
-      case TokenNameIntegerLiteral :
-        getNextToken();
-        break;
-      case TokenNameVariable :
-        getNextToken();
-        break;
-      case TokenNameIdentifier :
-        getNextToken();
-        break;
-      default :
-        throwSyntaxError("Variable or String token expected.");
-        break;
-    }
-  }
-  private void internal_functions_in_yacc() {
-    switch (token) {
-      case TokenNameisset :
-        //     T_ISSET '(' isset_variables ')'
-        getNextToken();
-        if (token != TokenNameLPAREN) {
-          throwSyntaxError("'(' expected after keyword 'isset'");
-        }
-        getNextToken();
-        isset_variables();
-        if (token != TokenNameRPAREN) {
-          throwSyntaxError("')' expected after keyword 'isset'");
-        }
-        getNextToken();
-        break;
-      case TokenNameempty :
-        //     T_EMPTY '(' variable ')'
-        getNextToken();
-        if (token != TokenNameLPAREN) {
-          throwSyntaxError("'(' expected after keyword 'empty'");
-        }
-        getNextToken();
-        variable();
-        if (token != TokenNameRPAREN) {
-          throwSyntaxError("')' expected after keyword 'empty'");
-        }
-        getNextToken();
-        break;
-      case TokenNameinclude :
-        //T_INCLUDE expr
-        getNextToken();
-        expr();
-        break;
-      case TokenNameinclude_once :
-        //     T_INCLUDE_ONCE expr
-        getNextToken();
-        expr();
-        break;
-      case TokenNameeval :
-        //     T_EVAL '(' expr ')'
-        getNextToken();
-        if (token != TokenNameLPAREN) {
-          throwSyntaxError("'(' expected after keyword 'eval'");
-        }
-        getNextToken();
-        expr();
-        if (token != TokenNameRPAREN) {
-          throwSyntaxError("')' expected after keyword 'eval'");
-        }
-        getNextToken();
-        break;
-      case TokenNamerequire :
-        //T_REQUIRE expr
-        getNextToken();
-        expr();
-        break;
-      case TokenNamerequire_once :
-        //     T_REQUIRE_ONCE expr
-        getNextToken();
-        expr();
-        break;
-    }
-  }
-  private void isset_variables() {
-    // variable
-    // | isset_variables ','
-    if (token == TokenNameRPAREN) {
-      throwSyntaxError("Variable expected after keyword 'isset'");
-    }
-    while (true) {
-      variable();
-      if (token == TokenNameCOMMA) {
-        getNextToken();
-      } else {
-        break;
-      }
-    }
-  }
-  private boolean common_scalar() {
-    //  common_scalar:
-    // T_LNUMBER
-    // | T_DNUMBER
-    // | T_CONSTANT_ENCAPSED_STRING
-    // | T_LINE
-    // | T_FILE
-    // | T_CLASS_C
-    // | T_METHOD_C
-    // | T_FUNC_C
-    switch (token) {
-      case TokenNameIntegerLiteral :
-        getNextToken();
-        return true;
-      case TokenNameDoubleLiteral :
-        getNextToken();
-        return true;
-      case TokenNameStringLiteral :
-        getNextToken();
-        return true;
-      case TokenNameStringConstant :
-        getNextToken();
-        return true;
-      case TokenNameStringInterpolated :
-        getNextToken();
-        return true;
-      case TokenNameFILE :
-        getNextToken();
-        return true;
-      case TokenNameLINE :
-        getNextToken();
-        return true;
-      case TokenNameCLASS_C :
-        getNextToken();
-        return true;
-      case TokenNameMETHOD_C :
-        getNextToken();
-        return true;
-      case TokenNameFUNC_C :
-        getNextToken();
-        return true;
-    }
-    return false;
-  }
-  private void scalar() {
-    //  scalar:
-    // T_STRING
-    //| T_STRING_VARNAME
-    //| class_constant
-    //| common_scalar
-    //| '"' encaps_list '"'
-    //| '\'' encaps_list '\''
-    //| T_START_HEREDOC encaps_list T_END_HEREDOC
-    throwSyntaxError("Not yet implemented (scalar).");
-  }
-  private void static_scalar() {
-    //    static_scalar: /* compile-time evaluated scalars */
-    //         common_scalar
-    // | T_STRING
-    // | '+' static_scalar
-    // | '-' static_scalar
-    // | T_ARRAY '(' static_array_pair_list ')'
-    // | static_class_constant
-    if (common_scalar()) {
-      return;
-    }
-    switch (token) {
-      case TokenNameIdentifier :
-        getNextToken();
-        //        static_class_constant:
-        //             T_STRING T_PAAMAYIM_NEKUDOTAYIM T_STRING
-        if (token == TokenNamePAAMAYIM_NEKUDOTAYIM) {
-          getNextToken();
-          if (token == TokenNameIdentifier) {
-            getNextToken();
-          } else {
-            throwSyntaxError("Identifier expected after '::' operator.");
-          }
-        }
-        break;
-      case TokenNameEncapsedString0 :
-        try {
-          scanner.currentCharacter = scanner.source[scanner.currentPosition++];
-          while (scanner.currentCharacter != '`') {
-            if (scanner.currentCharacter == '\\') {
-              scanner.currentPosition++;
-            }
-            scanner.currentCharacter = scanner.source[scanner.currentPosition++];
-          }
-          getNextToken();
-        } catch (IndexOutOfBoundsException e) {
-          throwSyntaxError("'`' expected at end of static string.");
-        }
-        break;
-      case TokenNameEncapsedString1 :
-        try {
-          scanner.currentCharacter = scanner.source[scanner.currentPosition++];
-          while (scanner.currentCharacter != '\'') {
-            if (scanner.currentCharacter == '\\') {
-              scanner.currentPosition++;
-            }
-            scanner.currentCharacter = scanner.source[scanner.currentPosition++];
-          }
-          getNextToken();
-        } catch (IndexOutOfBoundsException e) {
-          throwSyntaxError("'\'' expected at end of static string.");
-        }
-        break;
-      case TokenNameEncapsedString2 :
-        try {
-          scanner.currentCharacter = scanner.source[scanner.currentPosition++];
-          while (scanner.currentCharacter != '"') {
-            if (scanner.currentCharacter == '\\') {
-              scanner.currentPosition++;
-            }
-            scanner.currentCharacter = scanner.source[scanner.currentPosition++];
-          }
-          getNextToken();
-        } catch (IndexOutOfBoundsException e) {
-          throwSyntaxError("'\"' expected at end of static string.");
-        }
-        break;
-      case TokenNamePLUS :
-        getNextToken();
-        static_scalar();
-        break;
-      case TokenNameMINUS :
-        getNextToken();
-        static_scalar();
-        break;
-      case TokenNamearray :
-        getNextToken();
-        if (token != TokenNameLPAREN) {
-          throwSyntaxError("'(' expected after keyword 'array'");
-        }
-        getNextToken();
-        if (token == TokenNameRPAREN) {
-          getNextToken();
-          break;
-        }
-        non_empty_static_array_pair_list();
-        if (token != TokenNameRPAREN) {
-          throwSyntaxError("')' expected after keyword 'array'");
-        }
-        getNextToken();
-        break;
-      //      case TokenNamenull :
-      //        getNextToken();
-      //        break;
-      //      case TokenNamefalse :
-      //        getNextToken();
-      //        break;
-      //      case TokenNametrue :
-      //        getNextToken();
-      //        break;
-      default :
-        throwSyntaxError("Static scalar/constant expected.");
-    }
-  }
-  private void non_empty_static_array_pair_list() {
-    //  non_empty_static_array_pair_list:
-    // non_empty_static_array_pair_list ',' static_scalar T_DOUBLE_ARROW
-    // static_scalar
-    //| non_empty_static_array_pair_list ',' static_scalar
-    //| static_scalar T_DOUBLE_ARROW static_scalar
-    //| static_scalar
-    while (true) {
-      static_scalar();
-      if (token == TokenNameEQUAL_GREATER) {
-        getNextToken();
-        static_scalar();
-      }
-      if (token != TokenNameCOMMA) {
-        break;
-      }
-      getNextToken();
-      if (token == TokenNameRPAREN) {
-        break;
-      }
-    }
-  }
-  public void reportSyntaxError() { //int act, int currentKind, int
-    // stateStackTop) {
-    /* remember current scanner position */
-    int startPos = scanner.startPosition;
-    int currentPos = scanner.currentPosition;
-    //         String[] expectings;
-    //         String tokenName = name[symbol_index[currentKind]];
-    //fetch all "accurate" possible terminals that could recover the error
-    //         int start, end = start = asi(stack[stateStackTop]);
-    //         while (asr[end] != 0)
-    //                 end++;
-    //         int length = end - start;
-    //         expectings = new String[length];
-    //         if (length != 0) {
-    //                 char[] indexes = new char[length];
-    //                 System.arraycopy(asr, start, indexes, 0, length);
-    //                 for (int i = 0; i < length; i++) {
-    //                         expectings[i] = name[symbol_index[indexes[i]]];
-    //                 }
-    //         }
-    //if the pb is an EOF, try to tell the user that they are some
-    //         if (tokenName.equals(UNEXPECTED_EOF)) {
-    //                 if (!this.checkAndReportBracketAnomalies(problemReporter())) {
-    //                         char[] tokenSource;
-    //                         try {
-    //                                 tokenSource = this.scanner.getCurrentTokenSource();
-    //                         } catch (Exception e) {
-    //                                 tokenSource = new char[] {};
-    //                         }
-    //                         problemReporter().parseError(
-    //                                 this.scanner.startPosition,
-    //                                 this.scanner.currentPosition - 1,
-    //                                 tokenSource,
-    //                                 tokenName,
-    //                                 expectings);
-    //                 }
-    //         } else { //the next test is HEAVILY grammar DEPENDENT.
-    //                 if ((length == 14)
-    //                         && (expectings[0] == "=") //$NON-NLS-1$
-    //                         && (expectings[1] == "*=") //$NON-NLS-1$
-    //                         && (expressionPtr > -1)) {
-    //                                 switch(currentKind) {
-    //                                         case TokenNameSEMICOLON:
-    //                                         case TokenNamePLUS:
-    //                                         case TokenNameMINUS:
-    //                                         case TokenNameDIVIDE:
-    //                                         case TokenNameREMAINDER:
-    //                                         case TokenNameMULTIPLY:
-    //                                         case TokenNameLEFT_SHIFT:
-    //                                         case TokenNameRIGHT_SHIFT:
-    //// case TokenNameUNSIGNED_RIGHT_SHIFT:
-    //                                         case TokenNameLESS:
-    //                                         case TokenNameGREATER:
-    //                                         case TokenNameLESS_EQUAL:
-    //                                         case TokenNameGREATER_EQUAL:
-    //                                         case TokenNameEQUAL_EQUAL:
-    //                                         case TokenNameNOT_EQUAL:
-    //                                         case TokenNameXOR:
-    //                                         case TokenNameAND:
-    //                                         case TokenNameOR:
-    //                                         case TokenNameOR_OR:
-    //                                         case TokenNameAND_AND:
-    //                                                 // the ; is not the expected token ==> it ends a statement when an
-    // expression is not ended
-    //                                                 problemReporter().invalidExpressionAsStatement(expressionStack[expressionPtr]);
-    //                                                 break;
-    //                                         case TokenNameRBRACE :
-    //                                                 problemReporter().missingSemiColon(expressionStack[expressionPtr]);
-    //                                                 break;
-    //                                         default:
-    //                                                 char[] tokenSource;
-    //                                                 try {
-    //                                                         tokenSource = this.scanner.getCurrentTokenSource();
-    //                                                 } catch (Exception e) {
-    //                                                         tokenSource = new char[] {};
-    //                                                 }
-    //                                                 problemReporter().parseError(
-    //                                                         this.scanner.startPosition,
-    //                                                         this.scanner.currentPosition - 1,
-    //                                                         tokenSource,
-    //                                                         tokenName,
-    //                                                         expectings);
-    //                                                 this.checkAndReportBracketAnomalies(problemReporter());
-    //                                 }
-    //                 } else {
-    char[] tokenSource;
-    try {
-      tokenSource = this.scanner.getCurrentTokenSource();
-    } catch (Exception e) {
-      tokenSource = new char[]{};
-    }
-    //                         problemReporter().parseError(
-    //                                 this.scanner.startPosition,
-    //                                 this.scanner.currentPosition - 1,
-    //                                 tokenSource,
-    //                                 tokenName,
-    //                                 expectings);
-    this.checkAndReportBracketAnomalies(problemReporter());
-    //                 }
-    //         }
-    /* reset scanner where it was */
-    scanner.startPosition = startPos;
-    scanner.currentPosition = currentPos;
-  }
-  public static final int RoundBracket = 0;
-  public static final int SquareBracket = 1;
-  public static final int CurlyBracket = 2;
-  public static final int BracketKinds = 3;
-  protected int[] nestedMethod; //the ptr is nestedType
-  protected int nestedType, dimensions;
-  //ast stack
-  final static int AstStackIncrement = 100;
-  protected int astPtr;
-  protected AstNode[] astStack = new AstNode[AstStackIncrement];
-  protected int astLengthPtr;
-  protected int[] astLengthStack;
-  AstNode[] noAstNodes = new AstNode[AstStackIncrement];
-  public CompilationUnitDeclaration compilationUnit; /*
-                                                      * the result from parse()
-                                                      */
-  protected ReferenceContext referenceContext;
-  protected ProblemReporter problemReporter;
-  protected CompilerOptions options;
-  //  protected CompilationResult compilationResult;
-  /**
-   * Returns this parser's problem reporter initialized with its reference
-   * context. Also it is assumed that a problem is going to be reported, so
-   * initializes the compilation result's line positions.
-   */
-  public ProblemReporter problemReporter() {
-    if (scanner.recordLineSeparator) {
-      compilationUnit.compilationResult.lineSeparatorPositions = scanner
-          .getLineEnds();
-    }
-    problemReporter.referenceContext = referenceContext;
-    return problemReporter;
-  }
-  /*
-   * Reconsider the entire source looking for inconsistencies in {} () []
-   */
-  public boolean checkAndReportBracketAnomalies(ProblemReporter problemReporter) {
-    scanner.wasAcr = false;
-    boolean anomaliesDetected = false;
-    try {
-      char[] source = scanner.source;
-      int[] leftCount = {0, 0, 0};
-      int[] rightCount = {0, 0, 0};
-      int[] depths = {0, 0, 0};
-      int[][] leftPositions = new int[][]{new int[10], new int[10], new int[10]};
-      int[][] leftDepths = new int[][]{new int[10], new int[10], new int[10]};
-      int[][] rightPositions = new int[][]{new int[10], new int[10],
-          new int[10]};
-      int[][] rightDepths = new int[][]{new int[10], new int[10], new int[10]};
-      scanner.currentPosition = scanner.initialPosition; //starting
-      // point
-      // (first-zero-based
-      // char)
-      while (scanner.currentPosition < scanner.eofPosition) { //loop for
-        // jumping
-        // over
-        // comments
-        try {
-          // ---------Consume white space and handles
-          // startPosition---------
-          boolean isWhiteSpace;
-          do {
-            scanner.startPosition = scanner.currentPosition;
-            //                                         if (((scanner.currentCharacter =
-            // source[scanner.currentPosition++]) == '\\') &&
-            // (source[scanner.currentPosition] == 'u')) {
-            //                                                 isWhiteSpace = scanner.jumpOverUnicodeWhiteSpace();
-            //                                         } else {
-            if (scanner.recordLineSeparator
-                && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
-              if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
-                // only record line positions we have not
-                // recorded yet
-                scanner.pushLineSeparator();
-              }
-            }
-            isWhiteSpace = CharOperation.isWhitespace(scanner.currentCharacter);
-            //                                         }
-          } while (isWhiteSpace
-              && (scanner.currentPosition < scanner.eofPosition));
-          // -------consume token until } is found---------
-          switch (scanner.currentCharacter) {
-            case '{' :
-              {
-                int index = leftCount[CurlyBracket]++;
-                if (index == leftPositions[CurlyBracket].length) {
-                  System.arraycopy(leftPositions[CurlyBracket], 0,
-                      (leftPositions[CurlyBracket] = new int[index * 2]), 0,
-                      index);
-                  System
-                      .arraycopy(leftDepths[CurlyBracket], 0,
-                          (leftDepths[CurlyBracket] = new int[index * 2]), 0,
-                          index);
-                }
-                leftPositions[CurlyBracket][index] = scanner.startPosition;
-                leftDepths[CurlyBracket][index] = depths[CurlyBracket]++;
-              }
-              break;
-            case '}' :
-              {
-                int index = rightCount[CurlyBracket]++;
-                if (index == rightPositions[CurlyBracket].length) {
-                  System.arraycopy(rightPositions[CurlyBracket], 0,
-                      (rightPositions[CurlyBracket] = new int[index * 2]), 0,
-                      index);
-                  System.arraycopy(rightDepths[CurlyBracket], 0,
-                      (rightDepths[CurlyBracket] = new int[index * 2]), 0,
-                      index);
-                }
-                rightPositions[CurlyBracket][index] = scanner.startPosition;
-                rightDepths[CurlyBracket][index] = --depths[CurlyBracket];
-              }
-              break;
-            case '(' :
-              {
-                int index = leftCount[RoundBracket]++;
-                if (index == leftPositions[RoundBracket].length) {
-                  System.arraycopy(leftPositions[RoundBracket], 0,
-                      (leftPositions[RoundBracket] = new int[index * 2]), 0,
-                      index);
-                  System
-                      .arraycopy(leftDepths[RoundBracket], 0,
-                          (leftDepths[RoundBracket] = new int[index * 2]), 0,
-                          index);
-                }
-                leftPositions[RoundBracket][index] = scanner.startPosition;
-                leftDepths[RoundBracket][index] = depths[RoundBracket]++;
-              }
-              break;
-            case ')' :
-              {
-                int index = rightCount[RoundBracket]++;
-                if (index == rightPositions[RoundBracket].length) {
-                  System.arraycopy(rightPositions[RoundBracket], 0,
-                      (rightPositions[RoundBracket] = new int[index * 2]), 0,
-                      index);
-                  System.arraycopy(rightDepths[RoundBracket], 0,
-                      (rightDepths[RoundBracket] = new int[index * 2]), 0,
-                      index);
-                }
-                rightPositions[RoundBracket][index] = scanner.startPosition;
-                rightDepths[RoundBracket][index] = --depths[RoundBracket];
-              }
-              break;
-            case '[' :
-              {
-                int index = leftCount[SquareBracket]++;
-                if (index == leftPositions[SquareBracket].length) {
-                  System.arraycopy(leftPositions[SquareBracket], 0,
-                      (leftPositions[SquareBracket] = new int[index * 2]), 0,
-                      index);
-                  System.arraycopy(leftDepths[SquareBracket], 0,
-                      (leftDepths[SquareBracket] = new int[index * 2]), 0,
-                      index);
-                }
-                leftPositions[SquareBracket][index] = scanner.startPosition;
-                leftDepths[SquareBracket][index] = depths[SquareBracket]++;
-              }
-              break;
-            case ']' :
-              {
-                int index = rightCount[SquareBracket]++;
-                if (index == rightPositions[SquareBracket].length) {
-                  System.arraycopy(rightPositions[SquareBracket], 0,
-                      (rightPositions[SquareBracket] = new int[index * 2]), 0,
-                      index);
-                  System.arraycopy(rightDepths[SquareBracket], 0,
-                      (rightDepths[SquareBracket] = new int[index * 2]), 0,
-                      index);
-                }
-                rightPositions[SquareBracket][index] = scanner.startPosition;
-                rightDepths[SquareBracket][index] = --depths[SquareBracket];
-              }
-              break;
-            case '\'' :
-              {
-                if (scanner.getNextChar('\\')) {
-                  scanner.scanEscapeCharacter();
-                } else { // consume next character
-                  scanner.unicodeAsBackSlash = false;
-                  //                                                                   if (((scanner.currentCharacter =
-                  // source[scanner.currentPosition++]) ==
-                  // '\\') &&
-                  // (source[scanner.currentPosition] ==
-                  // 'u')) {
-                  //                                                                           scanner.getNextUnicodeChar();
-                  //                                                                   } else {
-                  if (scanner.withoutUnicodePtr != 0) {
-                    scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
-                  }
-                  //                                                                   }
-                }
-                scanner.getNextChar('\'');
-                break;
-              }
-            case '"' :
-              // consume next character
-              scanner.unicodeAsBackSlash = false;
-              //                                                       if (((scanner.currentCharacter =
-              // source[scanner.currentPosition++]) == '\\') &&
-              // (source[scanner.currentPosition] == 'u')) {
-              //                                                               scanner.getNextUnicodeChar();
-              //                                                       } else {
-              if (scanner.withoutUnicodePtr != 0) {
-                scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
-              }
-              //                                                       }
-              while (scanner.currentCharacter != '"') {
-                if (scanner.currentCharacter == '\r') {
-                  if (source[scanner.currentPosition] == '\n')
-                    scanner.currentPosition++;
-                  break; // the string cannot go further that
-                  // the line
-                }
-                if (scanner.currentCharacter == '\n') {
-                  break; // the string cannot go further that
-                  // the line
-                }
-                if (scanner.currentCharacter == '\\') {
-                  scanner.scanEscapeCharacter();
-                }
-                // consume next character
-                scanner.unicodeAsBackSlash = false;
-                //                                                             if (((scanner.currentCharacter =
-                // source[scanner.currentPosition++]) == '\\')
-                // && (source[scanner.currentPosition] == 'u'))
-                // {
-                //                                                                     scanner.getNextUnicodeChar();
-                //                                                             } else {
-                if (scanner.withoutUnicodePtr != 0) {
-                  scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
-                }
-                //                                                             }
-              }
-              break;
-            case '/' :
-              {
-                int test;
-                if ((test = scanner.getNextChar('/', '*')) == 0) { //line
-                  // comment
-                  //get the next char
-                  if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
-                      && (source[scanner.currentPosition] == 'u')) {
-                    //-------------unicode traitement
-                    // ------------
-                    int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                    scanner.currentPosition++;
-                    while (source[scanner.currentPosition] == 'u') {
-                      scanner.currentPosition++;
-                    }
-                    if ((c1 = Character
-                        .getNumericValue(source[scanner.currentPosition++])) > 15
-                        || c1 < 0
-                        || (c2 = Character
-                            .getNumericValue(source[scanner.currentPosition++])) > 15
-                        || c2 < 0
-                        || (c3 = Character
-                            .getNumericValue(source[scanner.currentPosition++])) > 15
-                        || c3 < 0
-                        || (c4 = Character
-                            .getNumericValue(source[scanner.currentPosition++])) > 15
-                        || c4 < 0) { //error don't
-                      // care of the
-                      // value
-                      scanner.currentCharacter = 'A';
-                    } //something different from \n and \r
-                    else {
-                      scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                    }
-                  }
-                  while (scanner.currentCharacter != '\r'
-                      && scanner.currentCharacter != '\n') {
-                    //get the next char
-                    scanner.startPosition = scanner.currentPosition;
-                    if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
-                        && (source[scanner.currentPosition] == 'u')) {
-                      //-------------unicode traitement
-                      // ------------
-                      int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                      scanner.currentPosition++;
-                      while (source[scanner.currentPosition] == 'u') {
-                        scanner.currentPosition++;
-                      }
-                      if ((c1 = Character
-                          .getNumericValue(source[scanner.currentPosition++])) > 15
-                          || c1 < 0
-                          || (c2 = Character
-                              .getNumericValue(source[scanner.currentPosition++])) > 15
-                          || c2 < 0
-                          || (c3 = Character
-                              .getNumericValue(source[scanner.currentPosition++])) > 15
-                          || c3 < 0
-                          || (c4 = Character
-                              .getNumericValue(source[scanner.currentPosition++])) > 15
-                          || c4 < 0) { //error don't
-                        // care of the
-                        // value
-                        scanner.currentCharacter = 'A';
-                      } //something different from \n
-                      // and \r
-                      else {
-                        scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                      }
-                    }
-                  }
-                  if (scanner.recordLineSeparator
-                      && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
-                    if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
-                      // only record line positions we
-                      // have not recorded yet
-                      scanner.pushLineSeparator();
-                      if (this.scanner.taskTags != null) {
-                        this.scanner.checkTaskTag(this.scanner
-                            .getCurrentTokenStartPosition(), this.scanner
-                            .getCurrentTokenEndPosition());
-                      }
-                    }
-                  }
-                  break;
-                }
-                if (test > 0) { //traditional and annotation
-                  // comment
-                  boolean star = false;
-                  // consume next character
-                  scanner.unicodeAsBackSlash = false;
-                  //                                                                   if (((scanner.currentCharacter =
-                  // source[scanner.currentPosition++]) ==
-                  // '\\') &&
-                  // (source[scanner.currentPosition] ==
-                  // 'u')) {
-                  //                                                                           scanner.getNextUnicodeChar();
-                  //                                                                   } else {
-                  if (scanner.withoutUnicodePtr != 0) {
-                    scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
-                  }
-                  //                                                                   }
-                  if (scanner.currentCharacter == '*') {
-                    star = true;
-                  }
-                  //get the next char
-                  if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
-                      && (source[scanner.currentPosition] == 'u')) {
-                    //-------------unicode traitement
-                    // ------------
-                    int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                    scanner.currentPosition++;
-                    while (source[scanner.currentPosition] == 'u') {
-                      scanner.currentPosition++;
-                    }
-                    if ((c1 = Character
-                        .getNumericValue(source[scanner.currentPosition++])) > 15
-                        || c1 < 0
-                        || (c2 = Character
-                            .getNumericValue(source[scanner.currentPosition++])) > 15
-                        || c2 < 0
-                        || (c3 = Character
-                            .getNumericValue(source[scanner.currentPosition++])) > 15
-                        || c3 < 0
-                        || (c4 = Character
-                            .getNumericValue(source[scanner.currentPosition++])) > 15
-                        || c4 < 0) { //error don't
-                      // care of the
-                      // value
-                      scanner.currentCharacter = 'A';
-                    } //something different from * and /
-                    else {
-                      scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                    }
-                  }
-                  //loop until end of comment */
-                  while ((scanner.currentCharacter != '/') || (!star)) {
-                    star = scanner.currentCharacter == '*';
-                    //get next char
-                    if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
-                        && (source[scanner.currentPosition] == 'u')) {
-                      //-------------unicode traitement
-                      // ------------
-                      int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                      scanner.currentPosition++;
-                      while (source[scanner.currentPosition] == 'u') {
-                        scanner.currentPosition++;
-                      }
-                      if ((c1 = Character
-                          .getNumericValue(source[scanner.currentPosition++])) > 15
-                          || c1 < 0
-                          || (c2 = Character
-                              .getNumericValue(source[scanner.currentPosition++])) > 15
-                          || c2 < 0
-                          || (c3 = Character
-                              .getNumericValue(source[scanner.currentPosition++])) > 15
-                          || c3 < 0
-                          || (c4 = Character
-                              .getNumericValue(source[scanner.currentPosition++])) > 15
-                          || c4 < 0) { //error don't
-                        // care of the
-                        // value
-                        scanner.currentCharacter = 'A';
-                      } //something different from * and
-                      // /
-                      else {
-                        scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                      }
-                    }
-                  }
-                  if (this.scanner.taskTags != null) {
-                    this.scanner.checkTaskTag(this.scanner
-                        .getCurrentTokenStartPosition(), this.scanner
-                        .getCurrentTokenEndPosition());
-                  }
-                  break;
-                }
-                break;
-              }
-            default :
-              if (Scanner.isPHPIdentifierStart(scanner.currentCharacter)) {
-                scanner.scanIdentifierOrKeyword(false);
-                break;
-              }
-              if (Character.isDigit(scanner.currentCharacter)) {
-                scanner.scanNumber(false);
-                break;
-              }
-          }
-          //-----------------end switch while
-          // try--------------------
-        } catch (IndexOutOfBoundsException e) {
-          break; // read until EOF
-        } catch (InvalidInputException e) {
-          return false; // no clue
-        }
-      }
-      if (scanner.recordLineSeparator) {
-        //                             compilationUnit.compilationResult.lineSeparatorPositions =
-        // scanner.getLineEnds();
-      }
-      // check placement anomalies against other kinds of brackets
-      for (int kind = 0; kind < BracketKinds; kind++) {
-        for (int leftIndex = leftCount[kind] - 1; leftIndex >= 0; leftIndex--) {
-          int start = leftPositions[kind][leftIndex]; // deepest
-          // first
-          // find matching closing bracket
-          int depth = leftDepths[kind][leftIndex];
-          int end = -1;
-          for (int i = 0; i < rightCount[kind]; i++) {
-            int pos = rightPositions[kind][i];
-            // want matching bracket further in source with same
-            // depth
-            if ((pos > start) && (depth == rightDepths[kind][i])) {
-              end = pos;
-              break;
-            }
-          }
-          if (end < 0) { // did not find a good closing match
-            problemReporter.unmatchedBracket(start, referenceContext,
-                compilationUnit.compilationResult);
-            return true;
-          }
-          // check if even number of opening/closing other brackets
-          // in between this pair of brackets
-          int balance = 0;
-          for (int otherKind = 0; (balance == 0) && (otherKind < BracketKinds); otherKind++) {
-            for (int i = 0; i < leftCount[otherKind]; i++) {
-              int pos = leftPositions[otherKind][i];
-              if ((pos > start) && (pos < end))
-                balance++;
-            }
-            for (int i = 0; i < rightCount[otherKind]; i++) {
-              int pos = rightPositions[otherKind][i];
-              if ((pos > start) && (pos < end))
-                balance--;
-            }
-            if (balance != 0) {
-              problemReporter.unmatchedBracket(start, referenceContext,
-                  compilationUnit.compilationResult); //bracket
-              // anomaly
-              return true;
-            }
-          }
-        }
-        // too many opening brackets ?
-        for (int i = rightCount[kind]; i < leftCount[kind]; i++) {
-          anomaliesDetected = true;
-          problemReporter.unmatchedBracket(leftPositions[kind][leftCount[kind]
-              - i - 1], referenceContext, compilationUnit.compilationResult);
-        }
-        // too many closing brackets ?
-        for (int i = leftCount[kind]; i < rightCount[kind]; i++) {
-          anomaliesDetected = true;
-          problemReporter.unmatchedBracket(rightPositions[kind][i],
-              referenceContext, compilationUnit.compilationResult);
-        }
-        if (anomaliesDetected)
-          return true;
-      }
-      return anomaliesDetected;
-    } catch (ArrayStoreException e) { // jdk1.2.2 jit bug
-      return anomaliesDetected;
-    } catch (NullPointerException e) { // jdk1.2.2 jit bug
-      return anomaliesDetected;
-    }
-  }
-  protected void pushOnAstLengthStack(int pos) {
-    try {
-      astLengthStack[++astLengthPtr] = pos;
-    } catch (IndexOutOfBoundsException e) {
-      int oldStackLength = astLengthStack.length;
-      int[] oldPos = astLengthStack;
-      astLengthStack = new int[oldStackLength + StackIncrement];
-      System.arraycopy(oldPos, 0, astLengthStack, 0, oldStackLength);
-      astLengthStack[astLengthPtr] = pos;
-    }
-  }
-  protected void pushOnAstStack(AstNode node) {
-    /*
-     * add a new obj on top of the ast stack
-     */
-    try {
-      astStack[++astPtr] = node;
-    } catch (IndexOutOfBoundsException e) {
-      int oldStackLength = astStack.length;
-      AstNode[] oldStack = astStack;
-      astStack = new AstNode[oldStackLength + AstStackIncrement];
-      System.arraycopy(oldStack, 0, astStack, 0, oldStackLength);
-      astPtr = oldStackLength;
-      astStack[astPtr] = node;
-    }
-    try {
-      astLengthStack[++astLengthPtr] = 1;
-    } catch (IndexOutOfBoundsException e) {
-      int oldStackLength = astLengthStack.length;
-      int[] oldPos = astLengthStack;
-      astLengthStack = new int[oldStackLength + AstStackIncrement];
-      System.arraycopy(oldPos, 0, astLengthStack, 0, oldStackLength);
-      astLengthStack[astLengthPtr] = 1;
-    }
-  }
+       protected void resetModifiers() {
+               this.modifiers = AccDefault;
+               this.modifiersSourceStart = -1; // <-- see comment into
+                                                                               // modifiersFlag(int)
+               this.scanner.commentPtr = -1;
+       }
 }
\ No newline at end of file