improved PHP parser
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / parser / Scanner.java
index 83f8e87..1740a02 100644 (file)
-/*******************************************************************************
- * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
- * All rights reserved. This program and the accompanying materials 
- * are made available under the terms of the Common Public License v0.5 
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v05.html
+/***********************************************************************************************************************************
+ * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others. All rights reserved. This program and the
+ * accompanying materials are made available under the terms of the Common Public License v0.5 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/cpl-v05.html
  * 
- * Contributors:
- *     IBM Corporation - initial API and implementation
- ******************************************************************************/
+ * Contributors: IBM Corporation - initial API and implementation
+ **********************************************************************************************************************************/
 package net.sourceforge.phpdt.internal.compiler.parser;
 
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Stack;
 
-import net.sourceforge.phpdt.core.compiler.*;
-import net.sourceforge.phpdt.internal.compiler.ast.StringLiteral;
+import net.sourceforge.phpdt.core.compiler.CharOperation;
+import net.sourceforge.phpdt.core.compiler.IScanner;
+import net.sourceforge.phpdt.core.compiler.ITerminalSymbols;
+import net.sourceforge.phpdt.core.compiler.InvalidInputException;
+import net.sourceforge.phpdt.internal.compiler.env.ICompilationUnit;
+import net.sourceforge.phpeclipse.internal.compiler.ast.StringLiteral;
 
 public class Scanner implements IScanner, ITerminalSymbols {
-
-  /* APIs ares
-   - getNextToken() which return the current type of the token
-     (this value is not memorized by the scanner)
-   - getCurrentTokenSource() which provides with the token "REAL" source
-     (aka all unicode have been transformed into a correct char)
-   - sourceStart gives the position into the stream
-   - currentPosition-1 gives the sourceEnd position into the stream 
-  */
-
-  // 1.4 feature 
+  /*
+   * APIs ares - getNextToken() which return the current type of the token (this value is not memorized by the scanner) -
+   * getCurrentTokenSource() which provides with the token "REAL" source (aka all unicode have been transformed into a correct char) -
+   * sourceStart gives the position into the stream - currentPosition-1 gives the sourceEnd position into the stream
+   */
+  // 1.4 feature
   private boolean assertMode;
+
   public boolean useAssertAsAnIndentifier = false;
-  //flag indicating if processed source contains occurrences of keyword assert 
+
+  //flag indicating if processed source contains occurrences of keyword assert
   public boolean containsAssertKeyword = false;
 
   public boolean recordLineSeparator;
+
+  public boolean ignorePHPOneLiner = false;
+
   public boolean phpMode = false;
 
+  public Stack encapsedStringStack = null;
+
   public char currentCharacter;
+
   public int startPosition;
+
   public int currentPosition;
+
   public int initialPosition, eofPosition;
-  // after this position eof are generated instead of real token from the source
 
+  // after this position eof are generated instead of real token from the
+  // source
   public boolean tokenizeComments;
+
   public boolean tokenizeWhiteSpace;
 
+  public boolean tokenizeStrings;
+
   //source should be viewed as a window (aka a part)
   //of a entire very large stream
   public char source[];
 
   //unicode support
   public char[] withoutUnicodeBuffer;
+
   public int withoutUnicodePtr;
+
   //when == 0 ==> no unicode in the current token
   public boolean unicodeAsBackSlash = false;
 
   public boolean scanningFloatLiteral = false;
 
   //support for /** comments
-  //public char[][] comments = new char[10][];
   public int[] commentStops = new int[10];
+
   public int[] commentStarts = new int[10];
+
   public int commentPtr = -1; // no comment test with commentPtr value -1
 
+  protected int lastCommentLinePosition = -1;
+
   //diet parsing support - jump over some method body when requested
   public boolean diet = false;
 
-  //support for the  poor-line-debuggers ....
+  //support for the poor-line-debuggers ....
   //remember the position of the cr/lf
   public int[] lineEnds = new int[250];
+
   public int linePtr = -1;
+
   public boolean wasAcr = false;
 
   public static final String END_OF_SOURCE = "End_Of_Source"; //$NON-NLS-1$
 
   public static final String INVALID_HEXA = "Invalid_Hexa_Literal"; //$NON-NLS-1$
+
   public static final String INVALID_OCTAL = "Invalid_Octal_Literal"; //$NON-NLS-1$
+
   public static final String INVALID_CHARACTER_CONSTANT = "Invalid_Character_Constant"; //$NON-NLS-1$
+
   public static final String INVALID_ESCAPE = "Invalid_Escape"; //$NON-NLS-1$
+
   public static final String INVALID_INPUT = "Invalid_Input"; //$NON-NLS-1$
+
   public static final String INVALID_UNICODE_ESCAPE = "Invalid_Unicode_Escape"; //$NON-NLS-1$
+
   public static final String INVALID_FLOAT = "Invalid_Float_Literal"; //$NON-NLS-1$
 
   public static final String NULL_SOURCE_STRING = "Null_Source_String"; //$NON-NLS-1$
+
   public static final String UNTERMINATED_STRING = "Unterminated_String"; //$NON-NLS-1$
+
   public static final String UNTERMINATED_COMMENT = "Unterminated_Comment"; //$NON-NLS-1$
+
   public static final String INVALID_CHAR_IN_STRING = "Invalid_Char_In_String"; //$NON-NLS-1$
 
   //----------------optimized identifier managment------------------
-  static final char[] charArray_a = new char[] { 'a' },
-    charArray_b = new char[] { 'b' },
-    charArray_c = new char[] { 'c' },
-    charArray_d = new char[] { 'd' },
-    charArray_e = new char[] { 'e' },
-    charArray_f = new char[] { 'f' },
-    charArray_g = new char[] { 'g' },
-    charArray_h = new char[] { 'h' },
-    charArray_i = new char[] { 'i' },
-    charArray_j = new char[] { 'j' },
-    charArray_k = new char[] { 'k' },
-    charArray_l = new char[] { 'l' },
-    charArray_m = new char[] { 'm' },
-    charArray_n = new char[] { 'n' },
-    charArray_o = new char[] { 'o' },
-    charArray_p = new char[] { 'p' },
-    charArray_q = new char[] { 'q' },
-    charArray_r = new char[] { 'r' },
-    charArray_s = new char[] { 's' },
-    charArray_t = new char[] { 't' },
-    charArray_u = new char[] { 'u' },
-    charArray_v = new char[] { 'v' },
-    charArray_w = new char[] { 'w' },
-    charArray_x = new char[] { 'x' },
-    charArray_y = new char[] { 'y' },
-    charArray_z = new char[] { 'z' };
-
-  static final char[] initCharArray =
-    new char[] { '\u0000', '\u0000', '\u0000', '\u0000', '\u0000', '\u0000' };
+  static final char[] charArray_a = new char[] { 'a' }, charArray_b = new char[] { 'b' }, charArray_c = new char[] { 'c' },
+      charArray_d = new char[] { 'd' }, charArray_e = new char[] { 'e' }, charArray_f = new char[] { 'f' },
+      charArray_g = new char[] { 'g' }, charArray_h = new char[] { 'h' }, charArray_i = new char[] { 'i' },
+      charArray_j = new char[] { 'j' }, charArray_k = new char[] { 'k' }, charArray_l = new char[] { 'l' },
+      charArray_m = new char[] { 'm' }, charArray_n = new char[] { 'n' }, charArray_o = new char[] { 'o' },
+      charArray_p = new char[] { 'p' }, charArray_q = new char[] { 'q' }, charArray_r = new char[] { 'r' },
+      charArray_s = new char[] { 's' }, charArray_t = new char[] { 't' }, charArray_u = new char[] { 'u' },
+      charArray_v = new char[] { 'v' }, charArray_w = new char[] { 'w' }, charArray_x = new char[] { 'x' },
+      charArray_y = new char[] { 'y' }, charArray_z = new char[] { 'z' };
+
+  static final char[] charArray_va = new char[] { '$', 'a' }, charArray_vb = new char[] { '$', 'b' }, charArray_vc = new char[] {
+      '$',
+      'c' }, charArray_vd = new char[] { '$', 'd' }, charArray_ve = new char[] { '$', 'e' },
+      charArray_vf = new char[] { '$', 'f' }, charArray_vg = new char[] { '$', 'g' }, charArray_vh = new char[] { '$', 'h' },
+      charArray_vi = new char[] { '$', 'i' }, charArray_vj = new char[] { '$', 'j' }, charArray_vk = new char[] { '$', 'k' },
+      charArray_vl = new char[] { '$', 'l' }, charArray_vm = new char[] { '$', 'm' }, charArray_vn = new char[] { '$', 'n' },
+      charArray_vo = new char[] { '$', 'o' }, charArray_vp = new char[] { '$', 'p' }, charArray_vq = new char[] { '$', 'q' },
+      charArray_vr = new char[] { '$', 'r' }, charArray_vs = new char[] { '$', 's' }, charArray_vt = new char[] { '$', 't' },
+      charArray_vu = new char[] { '$', 'u' }, charArray_vv = new char[] { '$', 'v' }, charArray_vw = new char[] { '$', 'w' },
+      charArray_vx = new char[] { '$', 'x' }, charArray_vy = new char[] { '$', 'y' }, charArray_vz = new char[] { '$', 'z' };
+
+  static final char[] initCharArray = new char[] { '\u0000', '\u0000', '\u0000', '\u0000', '\u0000', '\u0000' };
+
   static final int TableSize = 30, InternalTableSize = 6;
+
   //30*6 = 180 entries
   public static final int OptimizedLength = 6;
-  public /*static*/
-  final char[][][][] charArray_length =
-    new char[OptimizedLength][TableSize][InternalTableSize][];
+
+  public/* static */
+  final char[][][][] charArray_length = new char[OptimizedLength][TableSize][InternalTableSize][];
+
   // support for detecting non-externalized string literals
   int currentLineNr = -1;
+
   int previousLineNr = -1;
+
   NLSLine currentLine = null;
+
   List lines = new ArrayList();
+
   public static final String TAG_PREFIX = "//$NON-NLS-"; //$NON-NLS-1$
+
   public static final int TAG_PREFIX_LENGTH = TAG_PREFIX.length();
+
   public static final String TAG_POSTFIX = "$"; //$NON-NLS-1$
+
   public static final int TAG_POSTFIX_LENGTH = TAG_POSTFIX.length();
+
   public StringLiteral[] nonNLSStrings = null;
+
   public boolean checkNonExternalizedStringLiterals = true;
-  public boolean wasNonExternalizedStringLiteral = false;
 
-  /*static*/ {
+  public boolean wasNonExternalizedStringLiteral = false;
+  /* static */{
     for (int i = 0; i < 6; i++) {
       for (int j = 0; j < TableSize; j++) {
         for (int k = 0; k < InternalTableSize; k++) {
@@ -146,636 +178,1019 @@ public class Scanner implements IScanner, ITerminalSymbols {
       }
     }
   }
-  static int newEntry2 = 0,
-    newEntry3 = 0,
-    newEntry4 = 0,
-    newEntry5 = 0,
-    newEntry6 = 0;
+
+  static int newEntry2 = 0, newEntry3 = 0, newEntry4 = 0, newEntry5 = 0, newEntry6 = 0;
 
   public static final int RoundBracket = 0;
+
   public static final int SquareBracket = 1;
+
   public static final int CurlyBracket = 2;
+
   public static final int BracketKinds = 3;
 
+  // task tag support
+  public char[][] foundTaskTags = null;
+
+  public char[][] foundTaskMessages;
+
+  public char[][] foundTaskPriorities = null;
+
+  public int[][] foundTaskPositions;
+
+  public int foundTaskCount = 0;
+
+  public char[][] taskTags = null;
+
+  public char[][] taskPriorities = null;
+
+  public boolean isTaskCaseSensitive = true;
+
   public static final boolean DEBUG = false;
-  public Scanner() {
-    this(false, false);
-  }
-  public Scanner(boolean tokenizeComments, boolean tokenizeWhiteSpace) {
-    this(tokenizeComments, tokenizeWhiteSpace, false);
-  }
+
+  public static final boolean TRACE = false;
+
+  public ICompilationUnit compilationUnit = null;
 
   /**
-   * Determines if the specified character is
-   * permissible as the first character in a PHP identifier
+   * Determines if the specified character is permissible as the first character in a PHP identifier or
+   * variable
+   * 
+   * The '$' character for PHP variables is regarded as a correct first character !
+   * 
+   */
+  public static boolean isPHPIdentOrVarStart(char ch) {
+    return Character.isLetter(ch) || (ch == '$') ||(ch == '_') || (0x7F <= ch && ch <= 0xFF);
+  }
+  
+  /**
+   * Determines if the specified character is permissible as the first character in a PHP identifier.
+   * 
+   * The '$' character for PHP variables isn't regarded as the first character !
    */
   public static boolean isPHPIdentifierStart(char ch) {
-    return Character.isLetter(ch) || (ch == '_');
+    return Character.isLetter(ch) || (ch == '_') || (0x7F <= ch && ch <= 0xFF);
   }
 
   /**
-   * Determines if the specified character may be part of a PHP identifier as
-   * other than the first character
+   * Determines if the specified character may be part of a PHP identifier as other than the first character
    */
   public static boolean isPHPIdentifierPart(char ch) {
-    return Character.isLetterOrDigit(ch) || (ch == '_');
+    return Character.isLetterOrDigit(ch) || (ch == '_') || (0x7F <= ch && ch <= 0xFF);
   }
 
   public final boolean atEnd() {
-    // This code is not relevant if source is 
+    // This code is not relevant if source is
     // Only a part of the real stream input
-
     return source.length == currentPosition;
   }
+
   public char[] getCurrentIdentifierSource() {
     //return the token REAL source (aka unicodes are precomputed)
-
     char[] result;
-    if (withoutUnicodePtr != 0)
-      //0 is used as a fast test flag so the real first char is in position 1
-      System.arraycopy(
-        withoutUnicodeBuffer,
-        1,
-        result = new char[withoutUnicodePtr],
-        0,
-        withoutUnicodePtr);
-    else {
-      int length = currentPosition - startPosition;
-      switch (length) { // see OptimizedLength
-        case 1 :
-          return optimizedCurrentTokenSource1();
-        case 2 :
-          return optimizedCurrentTokenSource2();
-        case 3 :
-          return optimizedCurrentTokenSource3();
-        case 4 :
-          return optimizedCurrentTokenSource4();
-        case 5 :
-          return optimizedCurrentTokenSource5();
-        case 6 :
-          return optimizedCurrentTokenSource6();
-      }
-      //no optimization
-      System.arraycopy(
-        source,
-        startPosition,
-        result = new char[length],
-        0,
-        length);
+    //    if (withoutUnicodePtr != 0)
+    //      //0 is used as a fast test flag so the real first char is in position 1
+    //      System.arraycopy(
+    //        withoutUnicodeBuffer,
+    //        1,
+    //        result = new char[withoutUnicodePtr],
+    //        0,
+    //        withoutUnicodePtr);
+    //    else {
+    int length = currentPosition - startPosition;
+    switch (length) { // see OptimizedLength
+    case 1:
+      return optimizedCurrentTokenSource1();
+    case 2:
+      return optimizedCurrentTokenSource2();
+    case 3:
+      return optimizedCurrentTokenSource3();
+    case 4:
+      return optimizedCurrentTokenSource4();
+    case 5:
+      return optimizedCurrentTokenSource5();
+    case 6:
+      return optimizedCurrentTokenSource6();
     }
+    //no optimization
+    System.arraycopy(source, startPosition, result = new char[length], 0, length);
+    //   }
     return result;
   }
+
   public int getCurrentTokenEndPosition() {
     return this.currentPosition - 1;
   }
+
   public final char[] getCurrentTokenSource() {
     // Return the token REAL source (aka unicodes are precomputed)
-
     char[] result;
-    if (withoutUnicodePtr != 0)
-      // 0 is used as a fast test flag so the real first char is in position 1
-      System.arraycopy(
-        withoutUnicodeBuffer,
-        1,
-        result = new char[withoutUnicodePtr],
-        0,
-        withoutUnicodePtr);
-    else {
-      int length;
-      System.arraycopy(
-        source,
-        startPosition,
-        result = new char[length = currentPosition - startPosition],
-        0,
-        length);
-    }
+    //    if (withoutUnicodePtr != 0)
+    //      // 0 is used as a fast test flag so the real first char is in position 1
+    //      System.arraycopy(
+    //        withoutUnicodeBuffer,
+    //        1,
+    //        result = new char[withoutUnicodePtr],
+    //        0,
+    //        withoutUnicodePtr);
+    //    else {
+    int length;
+    System.arraycopy(source, startPosition, result = new char[length = currentPosition - startPosition], 0, length);
+    //    }
     return result;
   }
 
   public final char[] getCurrentTokenSource(int startPos) {
     // Return the token REAL source (aka unicodes are precomputed)
-
     char[] result;
-    if (withoutUnicodePtr != 0)
-      // 0 is used as a fast test flag so the real first char is in position 1
-      System.arraycopy(
-        withoutUnicodeBuffer,
-        1,
-        result = new char[withoutUnicodePtr],
-        0,
-        withoutUnicodePtr);
-    else {
-      int length;
-      System.arraycopy(
-        source,
-        startPos,
-        result = new char[length = currentPosition - startPos],
-        0,
-        length);
-    }
+    //    if (withoutUnicodePtr != 0)
+    //      // 0 is used as a fast test flag so the real first char is in position 1
+    //      System.arraycopy(
+    //        withoutUnicodeBuffer,
+    //        1,
+    //        result = new char[withoutUnicodePtr],
+    //        0,
+    //        withoutUnicodePtr);
+    //    else {
+    int length;
+    System.arraycopy(source, startPos, result = new char[length = currentPosition - startPos], 0, length);
+    //  }
     return result;
   }
 
   public final char[] getCurrentTokenSourceString() {
     //return the token REAL source (aka unicodes are precomputed).
     //REMOVE the two " that are at the beginning and the end.
-
     char[] result;
     if (withoutUnicodePtr != 0)
       //0 is used as a fast test flag so the real first char is in position 1
       System.arraycopy(withoutUnicodeBuffer, 2,
       //2 is 1 (real start) + 1 (to jump over the ")
-      result = new char[withoutUnicodePtr - 2], 0, withoutUnicodePtr - 2);
+          result = new char[withoutUnicodePtr - 2], 0, withoutUnicodePtr - 2);
     else {
       int length;
-      System.arraycopy(
-        source,
-        startPosition + 1,
-        result = new char[length = currentPosition - startPosition - 2],
-        0,
-        length);
+      System.arraycopy(source, startPosition + 1, result = new char[length = currentPosition - startPosition - 2], 0, length);
     }
     return result;
   }
+  
+  public final char[] getRawTokenSourceEnd() {
+       int length = this.eofPosition - this.currentPosition - 1;
+       char[] sourceEnd = new char[length];
+       System.arraycopy(this.source, this.currentPosition, sourceEnd, 0, length);
+       return sourceEnd;       
+}
   public int getCurrentTokenStartPosition() {
     return this.startPosition;
   }
+
+  public final char[] getCurrentStringLiteralSource() {
+    // Return the token REAL source (aka unicodes are precomputed)
+    if (startPosition + 1 >= currentPosition) {
+      return new char[0];
+    }
+    char[] result;
+    int length;
+    System.arraycopy(source, startPosition + 1, result = new char[length = currentPosition - startPosition - 2], 0, length);
+    //    }
+    return result;
+  }
+
+  public final char[] getCurrentStringLiteralSource(int startPos) {
+    // Return the token REAL source (aka unicodes are precomputed)
+    char[] result;
+    int length;
+    System.arraycopy(source, startPos + 1, result = new char[length = currentPosition - startPos - 2], 0, length);
+    //    }
+    return result;
+  }
+
   /*
    * Search the source position corresponding to the end of a given line number
-   *
-   * Line numbers are 1-based, and relative to the scanner initialPosition. 
-   * Character positions are 0-based.
-   *
+   * 
+   * Line numbers are 1-based, and relative to the scanner initialPosition. Character positions are 0-based.
+   * 
    * In case the given line number is inconsistent, answers -1.
    */
   public final int getLineEnd(int lineNumber) {
-
     if (lineEnds == null)
       return -1;
     if (lineNumber >= lineEnds.length)
       return -1;
     if (lineNumber <= 0)
       return -1;
-
     if (lineNumber == lineEnds.length - 1)
       return eofPosition;
     return lineEnds[lineNumber - 1];
     // next line start one character behind the lineEnd of the previous line
   }
+
   /**
    * Search the source position corresponding to the beginning of a given line number
-   *
-   * Line numbers are 1-based, and relative to the scanner initialPosition. 
-   * Character positions are 0-based.
-   *
-   * e.g.      getLineStart(1) --> 0   i.e. first line starts at character 0.
-   *
+   * 
+   * Line numbers are 1-based, and relative to the scanner initialPosition. Character positions are 0-based.
+   * 
+   * e.g. getLineStart(1) --> 0 i.e. first line starts at character 0.
+   * 
    * In case the given line number is inconsistent, answers -1.
    */
   public final int getLineStart(int lineNumber) {
-
     if (lineEnds == null)
       return -1;
     if (lineNumber >= lineEnds.length)
       return -1;
     if (lineNumber <= 0)
       return -1;
-
     if (lineNumber == 1)
       return initialPosition;
     return lineEnds[lineNumber - 2] + 1;
     // next line start one character behind the lineEnd of the previous line
   }
+
   public final boolean getNextChar(char testedChar) {
     //BOOLEAN
     //handle the case of unicode.
-    //when a unicode appears then we must use a buffer that holds char internal values
+    //when a unicode appears then we must use a buffer that holds char
+    // internal values
     //At the end of this method currentCharacter holds the new visited char
     //and currentPosition points right next after it
-    //Both previous lines are true if the currentCharacter is == to the testedChar
+    //Both previous lines are true if the currentCharacter is == to the
+    // testedChar
     //On false, no side effect has occured.
-
-    //ALL getNextChar.... ARE OPTIMIZED COPIES 
-
+    //ALL getNextChar.... ARE OPTIMIZED COPIES
     int temp = currentPosition;
     try {
-      if (((currentCharacter = source[currentPosition++]) == '\\')
-        && (source[currentPosition] == 'u')) {
-        //-------------unicode traitement ------------
-        int c1, c2, c3, c4;
-        int unicodeSize = 6;
-        currentPosition++;
-        while (source[currentPosition] == 'u') {
-          currentPosition++;
-          unicodeSize++;
-        }
-
-        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
-          || c1 < 0)
-          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c2 < 0)
-          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c3 < 0)
-          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c4 < 0)) {
-          currentPosition = temp;
-          return false;
-        }
-
-        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-        if (currentCharacter != testedChar) {
-          currentPosition = temp;
-          return false;
-        }
-        unicodeAsBackSlash = currentCharacter == '\\';
-
-        //need the unicode buffer
-        if (withoutUnicodePtr == 0) {
-          //buffer all the entries that have been left aside....
-          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
-          System.arraycopy(
-            source,
-            startPosition,
-            withoutUnicodeBuffer,
-            1,
-            withoutUnicodePtr);
-        }
-        //fill the buffer with the char
-        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return true;
-
-      } //-------------end unicode traitement--------------
-      else {
-        if (currentCharacter != testedChar) {
-          currentPosition = temp;
-          return false;
-        }
-        unicodeAsBackSlash = false;
-        if (withoutUnicodePtr != 0)
-          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return true;
+      currentCharacter = source[currentPosition++];
+      //      if (((currentCharacter = source[currentPosition++]) == '\\')
+      //        && (source[currentPosition] == 'u')) {
+      //        //-------------unicode traitement ------------
+      //        int c1, c2, c3, c4;
+      //        int unicodeSize = 6;
+      //        currentPosition++;
+      //        while (source[currentPosition] == 'u') {
+      //          currentPosition++;
+      //          unicodeSize++;
+      //        }
+      //
+      //        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
+      //          || c1 < 0)
+      //          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c2 < 0)
+      //          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c3 < 0)
+      //          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c4 < 0)) {
+      //          currentPosition = temp;
+      //          return false;
+      //        }
+      //
+      //        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+      //        if (currentCharacter != testedChar) {
+      //          currentPosition = temp;
+      //          return false;
+      //        }
+      //        unicodeAsBackSlash = currentCharacter == '\\';
+      //
+      //        //need the unicode buffer
+      //        if (withoutUnicodePtr == 0) {
+      //          //buffer all the entries that have been left aside....
+      //          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
+      //          System.arraycopy(
+      //            source,
+      //            startPosition,
+      //            withoutUnicodeBuffer,
+      //            1,
+      //            withoutUnicodePtr);
+      //        }
+      //        //fill the buffer with the char
+      //        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      //        return true;
+      //
+      //      } //-------------end unicode traitement--------------
+      //      else {
+      if (currentCharacter != testedChar) {
+        currentPosition = temp;
+        return false;
       }
+      unicodeAsBackSlash = false;
+      //        if (withoutUnicodePtr != 0)
+      //          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      return true;
+      //      }
     } catch (IndexOutOfBoundsException e) {
       unicodeAsBackSlash = false;
       currentPosition = temp;
       return false;
     }
   }
+
   public final int getNextChar(char testedChar1, char testedChar2) {
     //INT 0 : testChar1 \\\\///\\\\ 1 : testedChar2 \\\\///\\\\ -1 : others
     //test can be done with (x==0) for the first and (x>0) for the second
     //handle the case of unicode.
-    //when a unicode appears then we must use a buffer that holds char internal values
+    //when a unicode appears then we must use a buffer that holds char
+    // internal values
     //At the end of this method currentCharacter holds the new visited char
     //and currentPosition points right next after it
-    //Both previous lines are true if the currentCharacter is == to the testedChar1/2
+    //Both previous lines are true if the currentCharacter is == to the
+    // testedChar1/2
     //On false, no side effect has occured.
-
-    //ALL getNextChar.... ARE OPTIMIZED COPIES 
-
+    //ALL getNextChar.... ARE OPTIMIZED COPIES
     int temp = currentPosition;
     try {
       int result;
-      if (((currentCharacter = source[currentPosition++]) == '\\')
-        && (source[currentPosition] == 'u')) {
-        //-------------unicode traitement ------------
-        int c1, c2, c3, c4;
-        int unicodeSize = 6;
-        currentPosition++;
-        while (source[currentPosition] == 'u') {
-          currentPosition++;
-          unicodeSize++;
-        }
-
-        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
-          || c1 < 0)
-          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c2 < 0)
-          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c3 < 0)
-          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c4 < 0)) {
-          currentPosition = temp;
-          return 2;
-        }
-
-        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-        if (currentCharacter == testedChar1)
-          result = 0;
-        else if (currentCharacter == testedChar2)
-          result = 1;
-        else {
-          currentPosition = temp;
-          return -1;
-        }
-
-        //need the unicode buffer
-        if (withoutUnicodePtr == 0) {
-          //buffer all the entries that have been left aside....
-          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
-          System.arraycopy(
-            source,
-            startPosition,
-            withoutUnicodeBuffer,
-            1,
-            withoutUnicodePtr);
-        }
-        //fill the buffer with the char
-        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return result;
-      } //-------------end unicode traitement--------------
+      currentCharacter = source[currentPosition++];
+      //      if (((currentCharacter = source[currentPosition++]) == '\\')
+      //        && (source[currentPosition] == 'u')) {
+      //        //-------------unicode traitement ------------
+      //        int c1, c2, c3, c4;
+      //        int unicodeSize = 6;
+      //        currentPosition++;
+      //        while (source[currentPosition] == 'u') {
+      //          currentPosition++;
+      //          unicodeSize++;
+      //        }
+      //
+      //        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
+      //          || c1 < 0)
+      //          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c2 < 0)
+      //          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c3 < 0)
+      //          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c4 < 0)) {
+      //          currentPosition = temp;
+      //          return 2;
+      //        }
+      //
+      //        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+      //        if (currentCharacter == testedChar1)
+      //          result = 0;
+      //        else if (currentCharacter == testedChar2)
+      //          result = 1;
+      //        else {
+      //          currentPosition = temp;
+      //          return -1;
+      //        }
+      //
+      //        //need the unicode buffer
+      //        if (withoutUnicodePtr == 0) {
+      //          //buffer all the entries that have been left aside....
+      //          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
+      //          System.arraycopy(
+      //            source,
+      //            startPosition,
+      //            withoutUnicodeBuffer,
+      //            1,
+      //            withoutUnicodePtr);
+      //        }
+      //        //fill the buffer with the char
+      //        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      //        return result;
+      //      } //-------------end unicode traitement--------------
+      //      else {
+      if (currentCharacter == testedChar1)
+        result = 0;
+      else if (currentCharacter == testedChar2)
+        result = 1;
       else {
-        if (currentCharacter == testedChar1)
-          result = 0;
-        else if (currentCharacter == testedChar2)
-          result = 1;
-        else {
-          currentPosition = temp;
-          return -1;
-        }
-
-        if (withoutUnicodePtr != 0)
-          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return result;
+        currentPosition = temp;
+        return -1;
       }
+      //        if (withoutUnicodePtr != 0)
+      //          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      return result;
+      //     }
     } catch (IndexOutOfBoundsException e) {
       currentPosition = temp;
       return -1;
     }
   }
+
   public final boolean getNextCharAsDigit() {
     //BOOLEAN
     //handle the case of unicode.
-    //when a unicode appears then we must use a buffer that holds char internal values
+    //when a unicode appears then we must use a buffer that holds char
+    // internal values
     //At the end of this method currentCharacter holds the new visited char
     //and currentPosition points right next after it
     //Both previous lines are true if the currentCharacter is a digit
     //On false, no side effect has occured.
-
-    //ALL getNextChar.... ARE OPTIMIZED COPIES 
-
+    //ALL getNextChar.... ARE OPTIMIZED COPIES
     int temp = currentPosition;
     try {
-      if (((currentCharacter = source[currentPosition++]) == '\\')
-        && (source[currentPosition] == 'u')) {
-        //-------------unicode traitement ------------
-        int c1, c2, c3, c4;
-        int unicodeSize = 6;
-        currentPosition++;
-        while (source[currentPosition] == 'u') {
-          currentPosition++;
-          unicodeSize++;
-        }
-
-        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
-          || c1 < 0)
-          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c2 < 0)
-          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c3 < 0)
-          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c4 < 0)) {
-          currentPosition = temp;
-          return false;
-        }
-
-        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-        if (!Character.isDigit(currentCharacter)) {
-          currentPosition = temp;
-          return false;
-        }
-
-        //need the unicode buffer
-        if (withoutUnicodePtr == 0) {
-          //buffer all the entries that have been left aside....
-          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
-          System.arraycopy(
-            source,
-            startPosition,
-            withoutUnicodeBuffer,
-            1,
-            withoutUnicodePtr);
-        }
-        //fill the buffer with the char
-        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return true;
-      } //-------------end unicode traitement--------------
-      else {
-        if (!Character.isDigit(currentCharacter)) {
-          currentPosition = temp;
-          return false;
-        }
-        if (withoutUnicodePtr != 0)
-          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return true;
+      currentCharacter = source[currentPosition++];
+      //      if (((currentCharacter = source[currentPosition++]) == '\\')
+      //        && (source[currentPosition] == 'u')) {
+      //        //-------------unicode traitement ------------
+      //        int c1, c2, c3, c4;
+      //        int unicodeSize = 6;
+      //        currentPosition++;
+      //        while (source[currentPosition] == 'u') {
+      //          currentPosition++;
+      //          unicodeSize++;
+      //        }
+      //
+      //        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
+      //          || c1 < 0)
+      //          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c2 < 0)
+      //          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c3 < 0)
+      //          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c4 < 0)) {
+      //          currentPosition = temp;
+      //          return false;
+      //        }
+      //
+      //        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+      //        if (!Character.isDigit(currentCharacter)) {
+      //          currentPosition = temp;
+      //          return false;
+      //        }
+      //
+      //        //need the unicode buffer
+      //        if (withoutUnicodePtr == 0) {
+      //          //buffer all the entries that have been left aside....
+      //          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
+      //          System.arraycopy(
+      //            source,
+      //            startPosition,
+      //            withoutUnicodeBuffer,
+      //            1,
+      //            withoutUnicodePtr);
+      //        }
+      //        //fill the buffer with the char
+      //        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      //        return true;
+      //      } //-------------end unicode traitement--------------
+      //      else {
+      if (!Character.isDigit(currentCharacter)) {
+        currentPosition = temp;
+        return false;
       }
+      //        if (withoutUnicodePtr != 0)
+      //          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      return true;
+      //      }
     } catch (IndexOutOfBoundsException e) {
       currentPosition = temp;
       return false;
     }
   }
+
   public final boolean getNextCharAsDigit(int radix) {
     //BOOLEAN
     //handle the case of unicode.
-    //when a unicode appears then we must use a buffer that holds char internal values
+    //when a unicode appears then we must use a buffer that holds char
+    // internal values
     //At the end of this method currentCharacter holds the new visited char
     //and currentPosition points right next after it
-    //Both previous lines are true if the currentCharacter is a digit base on radix
+    //Both previous lines are true if the currentCharacter is a digit base on
+    // radix
     //On false, no side effect has occured.
-
-    //ALL getNextChar.... ARE OPTIMIZED COPIES 
-
+    //ALL getNextChar.... ARE OPTIMIZED COPIES
     int temp = currentPosition;
     try {
-      if (((currentCharacter = source[currentPosition++]) == '\\')
-        && (source[currentPosition] == 'u')) {
-        //-------------unicode traitement ------------
-        int c1, c2, c3, c4;
-        int unicodeSize = 6;
-        currentPosition++;
-        while (source[currentPosition] == 'u') {
-          currentPosition++;
-          unicodeSize++;
-        }
-
-        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
-          || c1 < 0)
-          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c2 < 0)
-          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c3 < 0)
-          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c4 < 0)) {
-          currentPosition = temp;
-          return false;
-        }
-
-        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-        if (Character.digit(currentCharacter, radix) == -1) {
-          currentPosition = temp;
-          return false;
-        }
-
-        //need the unicode buffer
-        if (withoutUnicodePtr == 0) {
-          //buffer all the entries that have been left aside....
-          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
-          System.arraycopy(
-            source,
-            startPosition,
-            withoutUnicodeBuffer,
-            1,
-            withoutUnicodePtr);
-        }
-        //fill the buffer with the char
-        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return true;
-      } //-------------end unicode traitement--------------
-      else {
-        if (Character.digit(currentCharacter, radix) == -1) {
-          currentPosition = temp;
-          return false;
-        }
-        if (withoutUnicodePtr != 0)
-          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return true;
+      currentCharacter = source[currentPosition++];
+      //      if (((currentCharacter = source[currentPosition++]) == '\\')
+      //        && (source[currentPosition] == 'u')) {
+      //        //-------------unicode traitement ------------
+      //        int c1, c2, c3, c4;
+      //        int unicodeSize = 6;
+      //        currentPosition++;
+      //        while (source[currentPosition] == 'u') {
+      //          currentPosition++;
+      //          unicodeSize++;
+      //        }
+      //
+      //        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
+      //          || c1 < 0)
+      //          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c2 < 0)
+      //          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c3 < 0)
+      //          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c4 < 0)) {
+      //          currentPosition = temp;
+      //          return false;
+      //        }
+      //
+      //        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+      //        if (Character.digit(currentCharacter, radix) == -1) {
+      //          currentPosition = temp;
+      //          return false;
+      //        }
+      //
+      //        //need the unicode buffer
+      //        if (withoutUnicodePtr == 0) {
+      //          //buffer all the entries that have been left aside....
+      //          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
+      //          System.arraycopy(
+      //            source,
+      //            startPosition,
+      //            withoutUnicodeBuffer,
+      //            1,
+      //            withoutUnicodePtr);
+      //        }
+      //        //fill the buffer with the char
+      //        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      //        return true;
+      //      } //-------------end unicode traitement--------------
+      //      else {
+      if (Character.digit(currentCharacter, radix) == -1) {
+        currentPosition = temp;
+        return false;
       }
+      //        if (withoutUnicodePtr != 0)
+      //          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      return true;
+      //      }
     } catch (IndexOutOfBoundsException e) {
       currentPosition = temp;
       return false;
     }
   }
+
   public boolean getNextCharAsJavaIdentifierPart() {
     //BOOLEAN
     //handle the case of unicode.
-    //when a unicode appears then we must use a buffer that holds char internal values
+    //when a unicode appears then we must use a buffer that holds char
+    // internal values
     //At the end of this method currentCharacter holds the new visited char
     //and currentPosition points right next after it
-    //Both previous lines are true if the currentCharacter is a JavaIdentifierPart
+    //Both previous lines are true if the currentCharacter is a
+    // JavaIdentifierPart
     //On false, no side effect has occured.
-
-    //ALL getNextChar.... ARE OPTIMIZED COPIES 
-
+    //ALL getNextChar.... ARE OPTIMIZED COPIES
     int temp = currentPosition;
     try {
-      if (((currentCharacter = source[currentPosition++]) == '\\')
-        && (source[currentPosition] == 'u')) {
-        //-------------unicode traitement ------------
-        int c1, c2, c3, c4;
-        int unicodeSize = 6;
-        currentPosition++;
-        while (source[currentPosition] == 'u') {
-          currentPosition++;
-          unicodeSize++;
-        }
+      currentCharacter = source[currentPosition++];
+      //      if (((currentCharacter = source[currentPosition++]) == '\\')
+      //        && (source[currentPosition] == 'u')) {
+      //        //-------------unicode traitement ------------
+      //        int c1, c2, c3, c4;
+      //        int unicodeSize = 6;
+      //        currentPosition++;
+      //        while (source[currentPosition] == 'u') {
+      //          currentPosition++;
+      //          unicodeSize++;
+      //        }
+      //
+      //        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
+      //          || c1 < 0)
+      //          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c2 < 0)
+      //          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c3 < 0)
+      //          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
+      //            || c4 < 0)) {
+      //          currentPosition = temp;
+      //          return false;
+      //        }
+      //
+      //        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+      //        if (!isPHPIdentifierPart(currentCharacter)) {
+      //          currentPosition = temp;
+      //          return false;
+      //        }
+      //
+      //        //need the unicode buffer
+      //        if (withoutUnicodePtr == 0) {
+      //          //buffer all the entries that have been left aside....
+      //          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
+      //          System.arraycopy(
+      //            source,
+      //            startPosition,
+      //            withoutUnicodeBuffer,
+      //            1,
+      //            withoutUnicodePtr);
+      //        }
+      //        //fill the buffer with the char
+      //        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      //        return true;
+      //      } //-------------end unicode traitement--------------
+      //      else {
+      if (!isPHPIdentifierPart(currentCharacter)) {
+        currentPosition = temp;
+        return false;
+      }
+      //        if (withoutUnicodePtr != 0)
+      //          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      return true;
+      //      }
+    } catch (IndexOutOfBoundsException e) {
+      currentPosition = temp;
+      return false;
+    }
+  }
 
-        if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
-          || c1 < 0)
-          || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c2 < 0)
-          || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c3 < 0)
-          || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
-            || c4 < 0)) {
-          currentPosition = temp;
-          return false;
+  public int getCastOrParen() {
+    int tempPosition = currentPosition;
+    char tempCharacter = currentCharacter;
+    int tempToken = TokenNameLPAREN;
+    boolean found = false;
+    StringBuffer buf = new StringBuffer();
+    try {
+      do {
+        currentCharacter = source[currentPosition++];
+      } while (currentCharacter == ' ' || currentCharacter == '\t');
+      while ((currentCharacter >= 'a' && currentCharacter <= 'z') || (currentCharacter >= 'A' && currentCharacter <= 'Z')) {
+        buf.append(currentCharacter);
+        currentCharacter = source[currentPosition++];
+      }
+      if (buf.length() >= 3 && buf.length() <= 7) {
+        char[] data = buf.toString().toCharArray();
+        int index = 0;
+        switch (data.length) {
+        case 3:
+          // int
+          if ((data[index] == 'i') && (data[++index] == 'n') && (data[++index] == 't')) {
+            found = true;
+            tempToken = TokenNameintCAST;
+          }
+          break;
+        case 4:
+          // bool real
+          if ((data[index] == 'b') && (data[++index] == 'o') && (data[++index] == 'o') && (data[++index] == 'l')) {
+            found = true;
+            tempToken = TokenNameboolCAST;
+          } else {
+            index = 0;
+            if ((data[index] == 'r') && (data[++index] == 'e') && (data[++index] == 'a') && (data[++index] == 'l')) {
+              found = true;
+              tempToken = TokenNamedoubleCAST;
+            }
+          }
+          break;
+        case 5:
+          // array unset float
+          if ((data[index] == 'a') && (data[++index] == 'r') && (data[++index] == 'r') && (data[++index] == 'a')
+              && (data[++index] == 'y')) {
+            found = true;
+            tempToken = TokenNamearrayCAST;
+          } else {
+            index = 0;
+            if ((data[index] == 'u') && (data[++index] == 'n') && (data[++index] == 's') && (data[++index] == 'e')
+                && (data[++index] == 't')) {
+              found = true;
+              tempToken = TokenNameunsetCAST;
+            } else {
+              index = 0;
+              if ((data[index] == 'f') && (data[++index] == 'l') && (data[++index] == 'o') && (data[++index] == 'a')
+                  && (data[++index] == 't')) {
+                found = true;
+                tempToken = TokenNamedoubleCAST;
+              }
+            }
+          }
+          break;
+        case 6:
+          // object string double
+          if ((data[index] == 'o') && (data[++index] == 'b') && (data[++index] == 'j') && (data[++index] == 'e')
+              && (data[++index] == 'c') && (data[++index] == 't')) {
+            found = true;
+            tempToken = TokenNameobjectCAST;
+          } else {
+            index = 0;
+            if ((data[index] == 's') && (data[++index] == 't') && (data[++index] == 'r') && (data[++index] == 'i')
+                && (data[++index] == 'n') && (data[++index] == 'g')) {
+              found = true;
+              tempToken = TokenNamestringCAST;
+            } else {
+              index = 0;
+              if ((data[index] == 'd') && (data[++index] == 'o') && (data[++index] == 'u') && (data[++index] == 'b')
+                  && (data[++index] == 'l') && (data[++index] == 'e')) {
+                found = true;
+                tempToken = TokenNamedoubleCAST;
+              }
+            }
+          }
+          break;
+        case 7:
+          // boolean integer
+          if ((data[index] == 'b') && (data[++index] == 'o') && (data[++index] == 'o') && (data[++index] == 'l')
+              && (data[++index] == 'e') && (data[++index] == 'a') && (data[++index] == 'n')) {
+            found = true;
+            tempToken = TokenNameboolCAST;
+          } else {
+            index = 0;
+            if ((data[index] == 'i') && (data[++index] == 'n') && (data[++index] == 't') && (data[++index] == 'e')
+                && (data[++index] == 'g') && (data[++index] == 'e') && (data[++index] == 'r')) {
+              found = true;
+              tempToken = TokenNameintCAST;
+            }
+          }
+          break;
         }
-
-        currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-        if (!isPHPIdentifierPart(currentCharacter)) {
-          currentPosition = temp;
-          return false;
+        if (found) {
+          while (currentCharacter == ' ' || currentCharacter == '\t') {
+            currentCharacter = source[currentPosition++];
+          }
+          if (currentCharacter == ')') {
+            return tempToken;
+          }
         }
+      }
+    } catch (IndexOutOfBoundsException e) {
+    }
+    currentCharacter = tempCharacter;
+    currentPosition = tempPosition;
+    return TokenNameLPAREN;
+  }
 
-        //need the unicode buffer
-        if (withoutUnicodePtr == 0) {
-          //buffer all the entries that have been left aside....
-          withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
-          System.arraycopy(
-            source,
-            startPosition,
-            withoutUnicodeBuffer,
-            1,
-            withoutUnicodePtr);
-        }
-        //fill the buffer with the char
-        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return true;
-      } //-------------end unicode traitement--------------
-      else {
-        if (!isPHPIdentifierPart(currentCharacter)) {
-          currentPosition = temp;
-          return false;
+  public void consumeStringInterpolated() throws InvalidInputException {
+    try {
+      // consume next character
+      unicodeAsBackSlash = false;
+      currentCharacter = source[currentPosition++];
+      //                if (((currentCharacter = source[currentPosition++]) == '\\')
+      //                  && (source[currentPosition] == 'u')) {
+      //                  getNextUnicodeChar();
+      //                } else {
+      //                  if (withoutUnicodePtr != 0) {
+      //                    withoutUnicodeBuffer[++withoutUnicodePtr] =
+      //                      currentCharacter;
+      //                  }
+      //                }
+      while (currentCharacter != '`') {
+        /** ** in PHP \r and \n are valid in string literals *** */
+        //                if ((currentCharacter == '\n')
+        //                  || (currentCharacter == '\r')) {
+        //                  // relocate if finding another quote fairly close: thus unicode
+        // '/u000D' will be fully consumed
+        //                  for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
+        //                    if (currentPosition + lookAhead == source.length)
+        //                      break;
+        //                    if (source[currentPosition + lookAhead] == '\n')
+        //                      break;
+        //                    if (source[currentPosition + lookAhead] == '\"') {
+        //                      currentPosition += lookAhead + 1;
+        //                      break;
+        //                    }
+        //                  }
+        //                  throw new InvalidInputException(INVALID_CHAR_IN_STRING);
+        //                }
+        if (currentCharacter == '\\') {
+          int escapeSize = currentPosition;
+          boolean backSlashAsUnicodeInString = unicodeAsBackSlash;
+          //scanEscapeCharacter make a side effect on this value and we need
+          // the previous value few lines down this one
+          scanDoubleQuotedEscapeCharacter();
+          escapeSize = currentPosition - escapeSize;
+          if (withoutUnicodePtr == 0) {
+            //buffer all the entries that have been left aside....
+            withoutUnicodePtr = currentPosition - escapeSize - 1 - startPosition;
+            System.arraycopy(source, startPosition, withoutUnicodeBuffer, 1, withoutUnicodePtr);
+            withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+          } else { //overwrite the / in the buffer
+            withoutUnicodeBuffer[withoutUnicodePtr] = currentCharacter;
+            if (backSlashAsUnicodeInString) { //there are TWO \ in the stream
+              // where only one is correct
+              withoutUnicodePtr--;
+            }
+          }
         }
-
-        if (withoutUnicodePtr != 0)
+        // consume next character
+        unicodeAsBackSlash = false;
+        currentCharacter = source[currentPosition++];
+        //                  if (((currentCharacter = source[currentPosition++]) == '\\')
+        //                    && (source[currentPosition] == 'u')) {
+        //                    getNextUnicodeChar();
+        //                  } else {
+        if (withoutUnicodePtr != 0) {
           withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        return true;
+        }
+        //                  }
       }
     } catch (IndexOutOfBoundsException e) {
-      currentPosition = temp;
-      return false;
+      //    reset end position for error reporting
+      currentPosition -= 2;
+      throw new InvalidInputException(UNTERMINATED_STRING);
+    } catch (InvalidInputException e) {
+      if (e.getMessage().equals(INVALID_ESCAPE)) {
+        // relocate if finding another quote fairly close: thus unicode
+        // '/u000D' will be fully consumed
+        for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
+          if (currentPosition + lookAhead == source.length)
+            break;
+          if (source[currentPosition + lookAhead] == '\n')
+            break;
+          if (source[currentPosition + lookAhead] == '`') {
+            currentPosition += lookAhead + 1;
+            break;
+          }
+        }
+      }
+      throw e; // rethrow
+    }
+    if (checkNonExternalizedStringLiterals) { // check for presence of NLS tags
+      // //$NON-NLS-?$ where ? is an
+      // int.
+      if (currentLine == null) {
+        currentLine = new NLSLine();
+        lines.add(currentLine);
+      }
+      currentLine.add(new StringLiteral(getCurrentTokenSourceString(), startPosition, currentPosition - 1));
     }
   }
 
-  public int getNextToken() throws InvalidInputException {
-
+  public void consumeStringConstant() throws InvalidInputException {
     try {
-      int htmlPosition = currentPosition;
-      while (!phpMode) {
+      // consume next character
+      unicodeAsBackSlash = false;
+      currentCharacter = source[currentPosition++];
+      //                if (((currentCharacter = source[currentPosition++]) == '\\')
+      //                  && (source[currentPosition] == 'u')) {
+      //                  getNextUnicodeChar();
+      //                } else {
+      //                  if (withoutUnicodePtr != 0) {
+      //                    withoutUnicodeBuffer[++withoutUnicodePtr] =
+      //                      currentCharacter;
+      //                  }
+      //                }
+      while (currentCharacter != '\'') {
+        /** ** in PHP \r and \n are valid in string literals *** */
+        //                  if ((currentCharacter == '\n')
+        //                    || (currentCharacter == '\r')) {
+        //                    // relocate if finding another quote fairly close: thus unicode
+        // '/u000D' will be fully consumed
+        //                    for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
+        //                      if (currentPosition + lookAhead == source.length)
+        //                        break;
+        //                      if (source[currentPosition + lookAhead] == '\n')
+        //                        break;
+        //                      if (source[currentPosition + lookAhead] == '\"') {
+        //                        currentPosition += lookAhead + 1;
+        //                        break;
+        //                      }
+        //                    }
+        //                    throw new InvalidInputException(INVALID_CHAR_IN_STRING);
+        //                  }
+        if (currentCharacter == '\\') {
+          int escapeSize = currentPosition;
+          boolean backSlashAsUnicodeInString = unicodeAsBackSlash;
+          //scanEscapeCharacter make a side effect on this value and we need
+          // the previous value few lines down this one
+          scanSingleQuotedEscapeCharacter();
+          escapeSize = currentPosition - escapeSize;
+          if (withoutUnicodePtr == 0) {
+            //buffer all the entries that have been left aside....
+            withoutUnicodePtr = currentPosition - escapeSize - 1 - startPosition;
+            System.arraycopy(source, startPosition, withoutUnicodeBuffer, 1, withoutUnicodePtr);
+            withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+          } else { //overwrite the / in the buffer
+            withoutUnicodeBuffer[withoutUnicodePtr] = currentCharacter;
+            if (backSlashAsUnicodeInString) { //there are TWO \ in the stream
+              // where only one is correct
+              withoutUnicodePtr--;
+            }
+          }
+        }
+        // consume next character
+        unicodeAsBackSlash = false;
         currentCharacter = source[currentPosition++];
-        if (currentCharacter == '<') {
-          if (getNextChar('?')) {
-            currentCharacter = source[currentPosition++];
-            if ((currentCharacter == ' ')
-              || Character.isWhitespace(currentCharacter)) {
-              // <?
-              startPosition = currentPosition;
-              phpMode = true;
-              if (tokenizeWhiteSpace) {
-                // && (whiteStart != currentPosition - 1)) {
-                // reposition scanner in case we are interested by spaces as tokens
-                startPosition = htmlPosition;
-                return TokenNameHTML;
-              }
-            } else {
-              boolean phpStart =
-                (currentCharacter == 'P') || (currentCharacter == 'p');
-              if (phpStart) {
-                int test = getNextChar('H', 'h');
-                if (test >= 0) {
-                  test = getNextChar('P', 'p');
-                  if (test >= 0) {
-                    // <?PHP  <?php
-                    startPosition = currentPosition;
-                    phpMode = true;
+        //                  if (((currentCharacter = source[currentPosition++]) == '\\')
+        //                    && (source[currentPosition] == 'u')) {
+        //                    getNextUnicodeChar();
+        //                  } else {
+        if (withoutUnicodePtr != 0) {
+          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+        }
+        //                  }
+      }
+    } catch (IndexOutOfBoundsException e) {
+      // reset end position for error reporting
+      currentPosition -= 2;
+      throw new InvalidInputException(UNTERMINATED_STRING);
+    } catch (InvalidInputException e) {
+      if (e.getMessage().equals(INVALID_ESCAPE)) {
+        // relocate if finding another quote fairly close: thus unicode
+        // '/u000D' will be fully consumed
+        for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
+          if (currentPosition + lookAhead == source.length)
+            break;
+          if (source[currentPosition + lookAhead] == '\n')
+            break;
+          if (source[currentPosition + lookAhead] == '\'') {
+            currentPosition += lookAhead + 1;
+            break;
+          }
+        }
+      }
+      throw e; // rethrow
+    }
+    if (checkNonExternalizedStringLiterals) { // check for presence of NLS tags
+      // //$NON-NLS-?$ where ? is an
+      // int.
+      if (currentLine == null) {
+        currentLine = new NLSLine();
+        lines.add(currentLine);
+      }
+      currentLine.add(new StringLiteral(getCurrentTokenSourceString(), startPosition, currentPosition - 1));
+    }
+  }
 
-                    if (tokenizeWhiteSpace) {
-                      // && (whiteStart != currentPosition - 1)) {
-                      // reposition scanner in case we are interested by spaces as tokens
-                      startPosition = htmlPosition;
-                      return TokenNameHTML;
-                    }
-                  }
-                }
-              }
+  public void consumeStringLiteral() throws InvalidInputException {
+    try {
+      // consume next character
+      unicodeAsBackSlash = false;
+      currentCharacter = source[currentPosition++];
+      //                if (((currentCharacter = source[currentPosition++]) == '\\')
+      //                  && (source[currentPosition] == 'u')) {
+      //                  getNextUnicodeChar();
+      //                } else {
+      //                  if (withoutUnicodePtr != 0) {
+      //                    withoutUnicodeBuffer[++withoutUnicodePtr] =
+      //                      currentCharacter;
+      //                  }
+      //                }
+      while (currentCharacter != '"') {
+        /** ** in PHP \r and \n are valid in string literals *** */
+        //                  if ((currentCharacter == '\n')
+        //                    || (currentCharacter == '\r')) {
+        //                    // relocate if finding another quote fairly close: thus unicode
+        // '/u000D' will be fully consumed
+        //                    for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
+        //                      if (currentPosition + lookAhead == source.length)
+        //                        break;
+        //                      if (source[currentPosition + lookAhead] == '\n')
+        //                        break;
+        //                      if (source[currentPosition + lookAhead] == '\"') {
+        //                        currentPosition += lookAhead + 1;
+        //                        break;
+        //                      }
+        //                    }
+        //                    throw new InvalidInputException(INVALID_CHAR_IN_STRING);
+        //                  }
+        if (currentCharacter == '\\') {
+          int escapeSize = currentPosition;
+          boolean backSlashAsUnicodeInString = unicodeAsBackSlash;
+          //scanEscapeCharacter make a side effect on this value and we need
+          // the previous value few lines down this one
+          scanDoubleQuotedEscapeCharacter();
+          escapeSize = currentPosition - escapeSize;
+          if (withoutUnicodePtr == 0) {
+            //buffer all the entries that have been left aside....
+            withoutUnicodePtr = currentPosition - escapeSize - 1 - startPosition;
+            System.arraycopy(source, startPosition, withoutUnicodeBuffer, 1, withoutUnicodePtr);
+            withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+          } else { //overwrite the / in the buffer
+            withoutUnicodeBuffer[withoutUnicodePtr] = currentCharacter;
+            if (backSlashAsUnicodeInString) { //there are TWO \ in the stream
+              // where only one is correct
+              withoutUnicodePtr--;
             }
           }
         }
-
-        if ((currentCharacter == '\r') || (currentCharacter == '\n')) {
-          if (recordLineSeparator) {
-            pushLineSeparator();
-          } else {
-            currentLine = null;
+        // consume next character
+        unicodeAsBackSlash = false;
+        currentCharacter = source[currentPosition++];
+        //                  if (((currentCharacter = source[currentPosition++]) == '\\')
+        //                    && (source[currentPosition] == 'u')) {
+        //                    getNextUnicodeChar();
+        //                  } else {
+        if (withoutUnicodePtr != 0) {
+          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+        }
+        //                  }
+      }
+    } catch (IndexOutOfBoundsException e) {
+      //    reset end position for error reporting
+      currentPosition -= 2;
+      throw new InvalidInputException(UNTERMINATED_STRING);
+    } catch (InvalidInputException e) {
+      if (e.getMessage().equals(INVALID_ESCAPE)) {
+        // relocate if finding another quote fairly close: thus unicode
+        // '/u000D' will be fully consumed
+        for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
+          if (currentPosition + lookAhead == source.length)
+            break;
+          if (source[currentPosition + lookAhead] == '\n')
+            break;
+          if (source[currentPosition + lookAhead] == '\"') {
+            currentPosition += lookAhead + 1;
+            break;
           }
         }
       }
-    } //-----------------end switch while try--------------------
-    catch (IndexOutOfBoundsException e) {
-      return TokenNameEOF;
+      throw e; // rethrow
+    }
+    if (checkNonExternalizedStringLiterals) { // check for presence of NLS tags
+      // //$NON-NLS-?$ where ? is an
+      // int.
+      if (currentLine == null) {
+        currentLine = new NLSLine();
+        lines.add(currentLine);
+      }
+      currentLine.add(new StringLiteral(getCurrentTokenSourceString(), startPosition, currentPosition - 1));
     }
+  }
 
+  public int getNextToken() throws InvalidInputException {
+    if (!phpMode) {
+      return getInlinedHTML(currentPosition);
+    }
     if (phpMode) {
       this.wasAcr = false;
       if (diet) {
@@ -784,32 +1199,158 @@ public class Scanner implements IScanner, ITerminalSymbols {
         return currentPosition > source.length ? TokenNameEOF : TokenNameRBRACE;
       }
       try {
-        while (true) { //loop for jumping over comments
+        while (true) {
           withoutUnicodePtr = 0;
-          //start with a new token (even comment written with unicode )
-
+          //start with a new token
+          char encapsedChar = ' ';
+          if (!encapsedStringStack.isEmpty()) {
+            encapsedChar = ((Character) encapsedStringStack.peek()).charValue();
+          }
+          if (encapsedChar != '$' && encapsedChar != ' ') {
+            currentCharacter = source[currentPosition++];
+            if (currentCharacter == encapsedChar) {
+              switch (currentCharacter) {
+              case '`':
+                return TokenNameEncapsedString0;
+              case '\'':
+                return TokenNameEncapsedString1;
+              case '"':
+                return TokenNameEncapsedString2;
+              }
+            }
+            while (currentCharacter != encapsedChar) {
+              /** ** in PHP \r and \n are valid in string literals *** */
+              switch (currentCharacter) {
+              case '\\':
+                int escapeSize = currentPosition;
+                boolean backSlashAsUnicodeInString = unicodeAsBackSlash;
+                //scanEscapeCharacter make a side effect on this value and
+                // we need the previous value few lines down this one
+                scanDoubleQuotedEscapeCharacter();
+                escapeSize = currentPosition - escapeSize;
+                if (withoutUnicodePtr == 0) {
+                  //buffer all the entries that have been left aside....
+                  withoutUnicodePtr = currentPosition - escapeSize - 1 - startPosition;
+                  System.arraycopy(source, startPosition, withoutUnicodeBuffer, 1, withoutUnicodePtr);
+                  withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+                } else { //overwrite the / in the buffer
+                  withoutUnicodeBuffer[withoutUnicodePtr] = currentCharacter;
+                  if (backSlashAsUnicodeInString) { //there are TWO \ in
+                    withoutUnicodePtr--;
+                  }
+                }
+                break;
+              case '$':
+                if (isPHPIdentifierStart(source[currentPosition]) || source[currentPosition] == '{') {
+                  currentPosition--;
+                  encapsedStringStack.push(new Character('$'));
+                  return TokenNameSTRING;
+                }
+                break;
+              case '{':
+                if (source[currentPosition] == '$') { // CURLY_OPEN
+                  currentPosition--;
+                  encapsedStringStack.push(new Character('$'));
+                  return TokenNameSTRING;
+                }
+              }
+              // consume next character
+              unicodeAsBackSlash = false;
+              currentCharacter = source[currentPosition++];
+              if (withoutUnicodePtr != 0) {
+                withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+              }
+              //                  }
+            } // end while
+            currentPosition--;
+            return TokenNameSTRING;
+          }
           // ---------Consume white space and handles startPosition---------
           int whiteStart = currentPosition;
-          boolean isWhiteSpace;
-          do {
-            startPosition = currentPosition;
-            if (((currentCharacter = source[currentPosition++]) == '\\')
-              && (source[currentPosition] == 'u')) {
-              isWhiteSpace = jumpOverUnicodeWhiteSpace();
-            } else {
-              if ((currentCharacter == '\r') || (currentCharacter == '\n')) {
-                checkNonExternalizeString();
-                if (recordLineSeparator) {
-                  pushLineSeparator();
-                } else {
-                  currentLine = null;
+          startPosition = currentPosition;
+          currentCharacter = source[currentPosition++];
+          if (encapsedChar == '$') {
+            switch (currentCharacter) {
+            case '\\':
+              currentCharacter = source[currentPosition++];
+              return TokenNameSTRING;
+            case '{':
+              if (encapsedChar == '$') {
+                if (getNextChar('$'))
+                  return TokenNameLBRACE_DOLLAR;
+              }
+              return TokenNameLBRACE;
+            case '}':
+              return TokenNameRBRACE;
+            case '[':
+              return TokenNameLBRACKET;
+            case ']':
+              return TokenNameRBRACKET;
+            case '\'':
+              if (tokenizeStrings) {
+                consumeStringConstant();
+                return TokenNameStringSingleQuote;
+              }
+              return TokenNameEncapsedString1;
+            case '"':
+              return TokenNameEncapsedString2;
+            case '`':
+              if (tokenizeStrings) {
+                consumeStringInterpolated();
+                return TokenNameStringInterpolated;
+              }
+              return TokenNameEncapsedString0;
+            case '-':
+              if (getNextChar('>'))
+                return TokenNameMINUS_GREATER;
+              return TokenNameSTRING;
+            default:
+              if (currentCharacter == '$') {
+                int oldPosition = currentPosition;
+                try {
+                  currentCharacter = source[currentPosition++];
+                  if (currentCharacter == '{') {
+                    return TokenNameDOLLAR_LBRACE;
+                  }
+                  if (isPHPIdentifierStart(currentCharacter)) {
+                    return scanIdentifierOrKeyword(true);
+                  } else {
+                    currentPosition = oldPosition;
+                    return TokenNameSTRING;
+                  }
+                } catch (IndexOutOfBoundsException e) {
+                  currentPosition = oldPosition;
+                  return TokenNameSTRING;
                 }
               }
-              isWhiteSpace =
-                (currentCharacter == ' ')
-                  || Character.isWhitespace(currentCharacter);
+              if (isPHPIdentifierStart(currentCharacter))
+                return scanIdentifierOrKeyword(false);
+              if (Character.isDigit(currentCharacter))
+                return scanNumber(false);
+              return TokenNameERROR;
+            }
+          }
+          //          boolean isWhiteSpace;
+
+          while ((currentCharacter == ' ') || Character.isWhitespace(currentCharacter)) {
+            startPosition = currentPosition;
+            currentCharacter = source[currentPosition++];
+            //            if (((currentCharacter = source[currentPosition++]) == '\\')
+            //              && (source[currentPosition] == 'u')) {
+            //              isWhiteSpace = jumpOverUnicodeWhiteSpace();
+            //            } else {
+            if ((currentCharacter == '\r') || (currentCharacter == '\n')) {
+              checkNonExternalizeString();
+              if (recordLineSeparator) {
+                pushLineSeparator();
+              } else {
+                currentLine = null;
+              }
             }
-          } while (isWhiteSpace);
+            //            isWhiteSpace = (currentCharacter == ' ')
+            //                || Character.isWhitespace(currentCharacter);
+            //            }
+          }
           if (tokenizeWhiteSpace && (whiteStart != currentPosition - 1)) {
             // reposition scanner in case we are interested by spaces as tokens
             currentPosition--;
@@ -819,714 +1360,397 @@ public class Scanner implements IScanner, ITerminalSymbols {
           //little trick to get out in the middle of a source compuation
           if (currentPosition > eofPosition)
             return TokenNameEOF;
-
           // ---------Identify the next token-------------
-
           switch (currentCharacter) {
-            case '(' :
-              return TokenNameLPAREN;
-            case ')' :
-              return TokenNameRPAREN;
-            case '{' :
-              return TokenNameLBRACE;
-            case '}' :
-              return TokenNameRBRACE;
-            case '[' :
-              return TokenNameLBRACKET;
-            case ']' :
-              return TokenNameRBRACKET;
-            case ';' :
-              return TokenNameSEMICOLON;
-            case ',' :
-              return TokenNameCOMMA;
-
-            case '.' :
-              if (getNextCharAsDigit())
-                return scanNumber(true);
-              return TokenNameDOT;
-            case '+' :
-              {
-                int test;
-                if ((test = getNextChar('+', '=')) == 0)
-                  return TokenNamePLUS_PLUS;
-                if (test > 0)
-                  return TokenNamePLUS_EQUAL;
-                return TokenNamePLUS;
-              }
-            case '-' :
-              {
-                int test;
-                if ((test = getNextChar('-', '=')) == 0)
-                  return TokenNameMINUS_MINUS;
-                if (test > 0)
-                  return TokenNameMINUS_EQUAL;
-                if (getNextChar('>'))
-                  return TokenNameMINUS_GREATER;
-
-                return TokenNameMINUS;
+          case '(':
+            return getCastOrParen();
+          case ')':
+            return TokenNameRPAREN;
+          case '{':
+            return TokenNameLBRACE;
+          case '}':
+            return TokenNameRBRACE;
+          case '[':
+            return TokenNameLBRACKET;
+          case ']':
+            return TokenNameRBRACKET;
+          case ';':
+            return TokenNameSEMICOLON;
+          case ',':
+            return TokenNameCOMMA;
+          case '.':
+            if (getNextChar('='))
+              return TokenNameDOT_EQUAL;
+            if (getNextCharAsDigit())
+              return scanNumber(true);
+            return TokenNameDOT;
+          case '+': {
+            int test;
+            if ((test = getNextChar('+', '=')) == 0)
+              return TokenNamePLUS_PLUS;
+            if (test > 0)
+              return TokenNamePLUS_EQUAL;
+            return TokenNamePLUS;
+          }
+          case '-': {
+            int test;
+            if ((test = getNextChar('-', '=')) == 0)
+              return TokenNameMINUS_MINUS;
+            if (test > 0)
+              return TokenNameMINUS_EQUAL;
+            if (getNextChar('>'))
+              return TokenNameMINUS_GREATER;
+            return TokenNameMINUS;
+          }
+          case '~':
+            if (getNextChar('='))
+              return TokenNameTWIDDLE_EQUAL;
+            return TokenNameTWIDDLE;
+          case '!':
+            if (getNextChar('=')) {
+              if (getNextChar('=')) {
+                return TokenNameNOT_EQUAL_EQUAL;
               }
-            case '~' :
-              if (getNextChar('='))
-                return TokenNameTWIDDLE_EQUAL;
-              return TokenNameTWIDDLE;
-            case '!' :
-              if (getNextChar('='))
-                return TokenNameNOT_EQUAL;
-              return TokenNameNOT;
-            case '*' :
-              if (getNextChar('='))
-                return TokenNameMULTIPLY_EQUAL;
-              return TokenNameMULTIPLY;
-            case '%' :
+              return TokenNameNOT_EQUAL;
+            }
+            return TokenNameNOT;
+          case '*':
+            if (getNextChar('='))
+              return TokenNameMULTIPLY_EQUAL;
+            return TokenNameMULTIPLY;
+          case '%':
+            if (getNextChar('='))
+              return TokenNameREMAINDER_EQUAL;
+            return TokenNameREMAINDER;
+          case '<': {
+            int oldPosition = currentPosition;
+            try {
+              currentCharacter = source[currentPosition++];
+            } catch (IndexOutOfBoundsException e) {
+              currentPosition = oldPosition;
+              return TokenNameLESS;
+            }
+            switch (currentCharacter) {
+            case '=':
+              return TokenNameLESS_EQUAL;
+            case '>':
+              return TokenNameNOT_EQUAL;
+            case '<':
               if (getNextChar('='))
-                return TokenNameREMAINDER_EQUAL;
-              return TokenNameREMAINDER;
-            case '<' :
-              {
-                int test;
-                if ((test = getNextChar('=', '<')) == 0)
-                  return TokenNameLESS_EQUAL;
-                if (test > 0) {
-                  if (getNextChar('='))
-                    return TokenNameLEFT_SHIFT_EQUAL;
-                  if (getNextChar('<')) {
-                    int heredocStart = currentPosition;
-                    int heredocLength = 0;
-                    currentCharacter = source[currentPosition++];
-                    if (isPHPIdentifierStart(currentCharacter)) {
-                      currentCharacter = source[currentPosition++];
+                return TokenNameLEFT_SHIFT_EQUAL;
+              if (getNextChar('<')) {
+                currentCharacter = source[currentPosition++];
+                while (Character.isWhitespace(currentCharacter)) {
+                  currentCharacter = source[currentPosition++];
+                }
+                int heredocStart = currentPosition - 1;
+                int heredocLength = 0;
+                if (isPHPIdentifierStart(currentCharacter)) {
+                  currentCharacter = source[currentPosition++];
+                } else {
+                  return TokenNameERROR;
+                }
+                while (isPHPIdentifierPart(currentCharacter)) {
+                  currentCharacter = source[currentPosition++];
+                }
+                heredocLength = currentPosition - heredocStart - 1;
+                // heredoc end-tag determination
+                boolean endTag = true;
+                char ch;
+                do {
+                  ch = source[currentPosition++];
+                  if (ch == '\r' || ch == '\n') {
+                    if (recordLineSeparator) {
+                      pushLineSeparator();
                     } else {
-                      return TokenNameERROR;
+                      currentLine = null;
                     }
-                    while (isPHPIdentifierPart(currentCharacter)) {
+                    for (int i = 0; i < heredocLength; i++) {
+                      if (source[currentPosition + i] != source[heredocStart + i]) {
+                        endTag = false;
+                        break;
+                      }
+                    }
+                    if (endTag) {
+                      currentPosition += heredocLength - 1;
                       currentCharacter = source[currentPosition++];
+                      break; // do...while loop
+                    } else {
+                      endTag = true;
                     }
-
-                    heredocLength = currentPosition - heredocStart - 1;
-
-                    // heredoc end-tag determination
-                    boolean endTag = true;
-                    char ch;
-                    do {
-                      ch = source[currentPosition++];
-                      if (ch == '\r' || ch == '\n') {
-                        if (recordLineSeparator) {
-                          pushLineSeparator();
-                        } else {
-                          currentLine = null;
-                        }
-                        for (int i = 0; i < heredocLength; i++) {
-                          if (source[currentPosition + i]
-                            != source[heredocStart + i]) {
-                            endTag = false;
-                            break;
-                          }
-                        }
-                        if (endTag) {
-                          currentPosition += heredocLength - 1;
-                          currentCharacter = source[currentPosition++];
-                          break; // do...while loop
-                        } else {
-                          endTag = true;
-                        }
-                      }
-
-                    } while (true);
-
-                    return TokenNameHEREDOC;
                   }
-                  return TokenNameLEFT_SHIFT;
-                }
-                return TokenNameLESS;
-              }
-            case '>' :
-              {
-                int test;
-                if ((test = getNextChar('=', '>')) == 0)
-                  return TokenNameGREATER_EQUAL;
-                if (test > 0) {
-                  if ((test = getNextChar('=', '>')) == 0)
-                    return TokenNameRIGHT_SHIFT_EQUAL;
-                  return TokenNameRIGHT_SHIFT;
-                }
-                return TokenNameGREATER;
-              }
-            case '=' :
-              if (getNextChar('='))
-                return TokenNameEQUAL_EQUAL;
-              if (getNextChar('>'))
-                return TokenNameEQUAL_GREATER;
-              return TokenNameEQUAL;
-            case '&' :
-              {
-                int test;
-                if ((test = getNextChar('&', '=')) == 0)
-                  return TokenNameAND_AND;
-                if (test > 0)
-                  return TokenNameAND_EQUAL;
-                return TokenNameAND;
+                } while (true);
+                return TokenNameHEREDOC;
               }
-            case '|' :
-              {
-                int test;
-                if ((test = getNextChar('|', '=')) == 0)
-                  return TokenNameOR_OR;
-                if (test > 0)
-                  return TokenNameOR_EQUAL;
-                return TokenNameOR;
+              return TokenNameLEFT_SHIFT;
+            }
+            currentPosition = oldPosition;
+            return TokenNameLESS;
+          }
+          case '>': {
+            int test;
+            if ((test = getNextChar('=', '>')) == 0)
+              return TokenNameGREATER_EQUAL;
+            if (test > 0) {
+              if ((test = getNextChar('=', '>')) == 0)
+                return TokenNameRIGHT_SHIFT_EQUAL;
+              return TokenNameRIGHT_SHIFT;
+            }
+            return TokenNameGREATER;
+          }
+          case '=':
+            if (getNextChar('=')) {
+              if (getNextChar('=')) {
+                return TokenNameEQUAL_EQUAL_EQUAL;
               }
-            case '^' :
-              if (getNextChar('='))
-                return TokenNameXOR_EQUAL;
-              return TokenNameXOR;
-            case '?' :
-              if (getNextChar('>')) {
-                phpMode = false;
-                return TokenNameStopPHP;
+              return TokenNameEQUAL_EQUAL;
+            }
+            if (getNextChar('>'))
+              return TokenNameEQUAL_GREATER;
+            return TokenNameEQUAL;
+          case '&': {
+            int test;
+            if ((test = getNextChar('&', '=')) == 0)
+              return TokenNameAND_AND;
+            if (test > 0)
+              return TokenNameAND_EQUAL;
+            return TokenNameAND;
+          }
+          case '|': {
+            int test;
+            if ((test = getNextChar('|', '=')) == 0)
+              return TokenNameOR_OR;
+            if (test > 0)
+              return TokenNameOR_EQUAL;
+            return TokenNameOR;
+          }
+          case '^':
+            if (getNextChar('='))
+              return TokenNameXOR_EQUAL;
+            return TokenNameXOR;
+          case '?':
+            if (getNextChar('>')) {
+              phpMode = false;
+              if (currentPosition == source.length) {
+                phpMode = true;
+                return TokenNameINLINE_HTML;
               }
-              return TokenNameQUESTION;
-            case ':' :
-              if (getNextChar(':'))
-                return TokenNameCOLON_COLON;
-              return TokenNameCOLON;
-            case '@' :
-              return TokenNameAT;
-              //                                       case '\'' :
-              //                                               {
-              //                                                       int test;
-              //                                                       if ((test = getNextChar('\n', '\r')) == 0) {
-              //                                                               throw new InvalidInputException(INVALID_CHARACTER_CONSTANT);
-              //                                                       }
-              //                                                       if (test > 0) {
-              //                                                               // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-              //                                                               for (int lookAhead = 0;
-              //                                                                       lookAhead < 3;
-              //                                                                       lookAhead++) {
-              //                                                                       if (currentPosition + lookAhead
-              //                                                                               == source.length)
-              //                                                                               break;
-              //                                                                       if (source[currentPosition + lookAhead]
-              //                                                                               == '\n')
-              //                                                                               break;
-              //                                                                       if (source[currentPosition + lookAhead]
-              //                                                                               == '\'') {
-              //                                                                               currentPosition += lookAhead + 1;
-              //                                                                               break;
-              //                                                                       }
-              //                                                               }
-              //                                                               throw new InvalidInputException(INVALID_CHARACTER_CONSTANT);
-              //                                                       }
-              //                                               }
-              //                                               if (getNextChar('\'')) {
-              //                                                       // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-              //                                                       for (int lookAhead = 0;
-              //                                                               lookAhead < 3;
-              //                                                               lookAhead++) {
-              //                                                               if (currentPosition + lookAhead
-              //                                                                       == source.length)
-              //                                                                       break;
-              //                                                               if (source[currentPosition + lookAhead]
-              //                                                                       == '\n')
-              //                                                                       break;
-              //                                                               if (source[currentPosition + lookAhead]
-              //                                                                       == '\'') {
-              //                                                                       currentPosition += lookAhead + 1;
-              //                                                                       break;
-              //                                                               }
-              //                                                       }
-              //                                                       throw new InvalidInputException(INVALID_CHARACTER_CONSTANT);
-              //                                               }
-              //                                               if (getNextChar('\\'))
-              //                                                       scanEscapeCharacter();
-              //                                               else { // consume next character
-              //                                                       unicodeAsBackSlash = false;
-              //                                                       if (((currentCharacter = source[currentPosition++])
-              //                                                               == '\\')
-              //                                                               && (source[currentPosition] == 'u')) {
-              //                                                               getNextUnicodeChar();
-              //                                                       } else {
-              //                                                               if (withoutUnicodePtr != 0) {
-              //                                                                       withoutUnicodeBuffer[++withoutUnicodePtr] =
-              //                                                                               currentCharacter;
-              //                                                               }
-              //                                                       }
-              //                                               }
-              //                                               //            if (getNextChar('\''))
-              //                                               //              return TokenNameCharacterLiteral;
-              //                                               // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-              //                                               for (int lookAhead = 0; lookAhead < 20; lookAhead++) {
-              //                                                       if (currentPosition + lookAhead == source.length)
-              //                                                               break;
-              //                                                       if (source[currentPosition + lookAhead] == '\n')
-              //                                                               break;
-              //                                                       if (source[currentPosition + lookAhead] == '\'') {
-              //                                                               currentPosition += lookAhead + 1;
-              //                                                               break;
-              //                                                       }
-              //                                               }
-              //                                               throw new InvalidInputException(INVALID_CHARACTER_CONSTANT);
-            case '\'' :
-              try {
-                // consume next character
-                unicodeAsBackSlash = false;
-                if (((currentCharacter = source[currentPosition++]) == '\\')
-                  && (source[currentPosition] == 'u')) {
-                  getNextUnicodeChar();
-                } else {
-                  if (withoutUnicodePtr != 0) {
-                    withoutUnicodeBuffer[++withoutUnicodePtr] =
-                      currentCharacter;
-                  }
-                }
-
-                while (currentCharacter != '\'') {
-
-                  /**** in PHP \r and \n are valid in string literals ****/
-                  //                  if ((currentCharacter == '\n')
-                  //                    || (currentCharacter == '\r')) {
-                  //                    // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-                  //                    for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
-                  //                      if (currentPosition + lookAhead == source.length)
-                  //                        break;
-                  //                      if (source[currentPosition + lookAhead] == '\n')
-                  //                        break;
-                  //                      if (source[currentPosition + lookAhead] == '\"') {
-                  //                        currentPosition += lookAhead + 1;
-                  //                        break;
-                  //                      }
-                  //                    }
-                  //                    throw new InvalidInputException(INVALID_CHAR_IN_STRING);
-                  //                  }
-                  if (currentCharacter == '\\') {
-                    int escapeSize = currentPosition;
-                    boolean backSlashAsUnicodeInString = unicodeAsBackSlash;
-                    //scanEscapeCharacter make a side effect on this value and we need the previous value few lines down this one
-                    scanSingleQuotedEscapeCharacter();
-                    escapeSize = currentPosition - escapeSize;
-                    if (withoutUnicodePtr == 0) {
-                      //buffer all the entries that have been left aside....
-                      withoutUnicodePtr =
-                        currentPosition - escapeSize - 1 - startPosition;
-                      System.arraycopy(
-                        source,
-                        startPosition,
-                        withoutUnicodeBuffer,
-                        1,
-                        withoutUnicodePtr);
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    } else { //overwrite the / in the buffer
-                      withoutUnicodeBuffer[withoutUnicodePtr] =
-                        currentCharacter;
-                      if (backSlashAsUnicodeInString) { //there are TWO \ in the stream where only one is correct
-                        withoutUnicodePtr--;
-                      }
-                    }
-                  }
-                  // consume next character
-                  unicodeAsBackSlash = false;
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    getNextUnicodeChar();
-                  } else {
-                    if (withoutUnicodePtr != 0) {
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    }
-                  }
-
-                }
-              } catch (IndexOutOfBoundsException e) {
-                throw new InvalidInputException(UNTERMINATED_STRING);
-              } catch (InvalidInputException e) {
-                if (e.getMessage().equals(INVALID_ESCAPE)) {
-                  // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-                  for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
-                    if (currentPosition + lookAhead == source.length)
-                      break;
-                    if (source[currentPosition + lookAhead] == '\n')
-                      break;
-                    if (source[currentPosition + lookAhead] == '\'') {
-                      currentPosition += lookAhead + 1;
-                      break;
+              return getInlinedHTML(currentPosition - 2);
+            }
+            return TokenNameQUESTION;
+          case ':':
+            if (getNextChar(':'))
+              return TokenNamePAAMAYIM_NEKUDOTAYIM;
+            return TokenNameCOLON;
+          case '@':
+            return TokenNameAT;
+          case '\'':
+            consumeStringConstant();
+            return TokenNameStringSingleQuote;
+          case '"':
+            if (tokenizeStrings) {
+              consumeStringLiteral();
+              return TokenNameStringDoubleQuote;
+            }
+            return TokenNameEncapsedString2;
+          case '`':
+            if (tokenizeStrings) {
+              consumeStringInterpolated();
+              return TokenNameStringInterpolated;
+            }
+            return TokenNameEncapsedString0;
+          case '#':
+          case '/': {
+            char startChar = currentCharacter;
+            if (getNextChar('=') && startChar == '/') {
+              return TokenNameDIVIDE_EQUAL;
+            }
+            int test;
+            if ((startChar == '#') || (test = getNextChar('/', '*')) == 0) {
+              //line comment
+              this.lastCommentLinePosition = this.currentPosition;
+              int endPositionForLineComment = 0;
+              try { //get the next char
+                currentCharacter = source[currentPosition++];
+                //                    if (((currentCharacter = source[currentPosition++])
+                //                      == '\\')
+                //                      && (source[currentPosition] == 'u')) {
+                //                      //-------------unicode traitement ------------
+                //                      int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+                //                      currentPosition++;
+                //                      while (source[currentPosition] == 'u') {
+                //                        currentPosition++;
+                //                      }
+                //                      if ((c1 =
+                //                        Character.getNumericValue(source[currentPosition++]))
+                //                        > 15
+                //                        || c1 < 0
+                //                        || (c2 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c2 < 0
+                //                        || (c3 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c3 < 0
+                //                        || (c4 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c4 < 0) {
+                //                        throw new
+                // InvalidInputException(INVALID_UNICODE_ESCAPE);
+                //                      } else {
+                //                        currentCharacter =
+                //                          (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+                //                      }
+                //                    }
+                //handle the \\u case manually into comment
+                //                    if (currentCharacter == '\\') {
+                //                      if (source[currentPosition] == '\\')
+                //                        currentPosition++;
+                //                    } //jump over the \\
+                boolean isUnicode = false;
+                while (currentCharacter != '\r' && currentCharacter != '\n') {
+                  this.lastCommentLinePosition = this.currentPosition;
+                  if (currentCharacter == '?') {
+                    if (getNextChar('>')) {
+                      startPosition = currentPosition - 2;
+                      phpMode = false;
+                      return TokenNameINLINE_HTML;
                     }
                   }
-
-                }
-                throw e; // rethrow
-              }
-              if (checkNonExternalizedStringLiterals) { // check for presence of       NLS tags //$NON-NLS-?$ where ? is an int.
-                if (currentLine == null) {
-                  currentLine = new NLSLine();
-                  lines.add(currentLine);
+                  //get the next char
+                  isUnicode = false;
+                  currentCharacter = source[currentPosition++];
+                  //                      if (((currentCharacter = source[currentPosition++])
+                  //                        == '\\')
+                  //                        && (source[currentPosition] == 'u')) {
+                  //                        isUnicode = true;
+                  //                        //-------------unicode traitement ------------
+                  //                        int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+                  //                        currentPosition++;
+                  //                        while (source[currentPosition] == 'u') {
+                  //                          currentPosition++;
+                  //                        }
+                  //                        if ((c1 =
+                  //                          Character.getNumericValue(source[currentPosition++]))
+                  //                          > 15
+                  //                          || c1 < 0
+                  //                          || (c2 =
+                  //                            Character.getNumericValue(
+                  //                              source[currentPosition++]))
+                  //                            > 15
+                  //                          || c2 < 0
+                  //                          || (c3 =
+                  //                            Character.getNumericValue(
+                  //                              source[currentPosition++]))
+                  //                            > 15
+                  //                          || c3 < 0
+                  //                          || (c4 =
+                  //                            Character.getNumericValue(
+                  //                              source[currentPosition++]))
+                  //                            > 15
+                  //                          || c4 < 0) {
+                  //                          throw new
+                  // InvalidInputException(INVALID_UNICODE_ESCAPE);
+                  //                        } else {
+                  //                          currentCharacter =
+                  //                            (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+                  //                        }
+                  //                      }
+                  //handle the \\u case manually into comment
+                  //                      if (currentCharacter == '\\') {
+                  //                        if (source[currentPosition] == '\\')
+                  //                          currentPosition++;
+                  //                      } //jump over the \\
                 }
-                currentLine.add(
-                  new StringLiteral(
-                    getCurrentTokenSourceString(),
-                    startPosition,
-                    currentPosition - 1));
-              }
-              return TokenNameStringConstant;
-            case '"' :
-              try {
-                // consume next character
-                unicodeAsBackSlash = false;
-                if (((currentCharacter = source[currentPosition++]) == '\\')
-                  && (source[currentPosition] == 'u')) {
-                  getNextUnicodeChar();
+                if (isUnicode) {
+                  endPositionForLineComment = currentPosition - 6;
                 } else {
-                  if (withoutUnicodePtr != 0) {
-                    withoutUnicodeBuffer[++withoutUnicodePtr] =
-                      currentCharacter;
-                  }
+                  endPositionForLineComment = currentPosition - 1;
                 }
-
-                while (currentCharacter != '"') {
-
-                  /**** in PHP \r and \n are valid in string literals ****/
-                  //                  if ((currentCharacter == '\n')
-                  //                    || (currentCharacter == '\r')) {
-                  //                    // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-                  //                    for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
-                  //                      if (currentPosition + lookAhead == source.length)
-                  //                        break;
-                  //                      if (source[currentPosition + lookAhead] == '\n')
-                  //                        break;
-                  //                      if (source[currentPosition + lookAhead] == '\"') {
-                  //                        currentPosition += lookAhead + 1;
-                  //                        break;
-                  //                      }
-                  //                    }
-                  //                    throw new InvalidInputException(INVALID_CHAR_IN_STRING);
-                  //                  }
-                  if (currentCharacter == '\\') {
-                    int escapeSize = currentPosition;
-                    boolean backSlashAsUnicodeInString = unicodeAsBackSlash;
-                    //scanEscapeCharacter make a side effect on this value and we need the previous value few lines down this one
-                    scanDoubleQuotedEscapeCharacter();
-                    escapeSize = currentPosition - escapeSize;
-                    if (withoutUnicodePtr == 0) {
-                      //buffer all the entries that have been left aside....
-                      withoutUnicodePtr =
-                        currentPosition - escapeSize - 1 - startPosition;
-                      System.arraycopy(
-                        source,
-                        startPosition,
-                        withoutUnicodeBuffer,
-                        1,
-                        withoutUnicodePtr);
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    } else { //overwrite the / in the buffer
-                      withoutUnicodeBuffer[withoutUnicodePtr] =
-                        currentCharacter;
-                      if (backSlashAsUnicodeInString) { //there are TWO \ in the stream where only one is correct
-                        withoutUnicodePtr--;
-                      }
+                //                    recordComment(false);
+                recordComment(TokenNameCOMMENT_LINE);
+                if (this.taskTags != null)
+                  checkTaskTag(this.startPosition, this.currentPosition);
+                if ((currentCharacter == '\r') || (currentCharacter == '\n')) {
+                  checkNonExternalizeString();
+                  if (recordLineSeparator) {
+                    if (isUnicode) {
+                      pushUnicodeLineSeparator();
+                    } else {
+                      pushLineSeparator();
                     }
-                  }
-                  // consume next character
-                  unicodeAsBackSlash = false;
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    getNextUnicodeChar();
                   } else {
-                    if (withoutUnicodePtr != 0) {
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    }
+                    currentLine = null;
                   }
-
                 }
-              } catch (IndexOutOfBoundsException e) {
-                throw new InvalidInputException(UNTERMINATED_STRING);
-              } catch (InvalidInputException e) {
-                if (e.getMessage().equals(INVALID_ESCAPE)) {
-                  // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-                  for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
-                    if (currentPosition + lookAhead == source.length)
-                      break;
-                    if (source[currentPosition + lookAhead] == '\n')
-                      break;
-                    if (source[currentPosition + lookAhead] == '\"') {
-                      currentPosition += lookAhead + 1;
-                      break;
-                    }
+                if (tokenizeComments) {
+                  if (!isUnicode) {
+                    currentPosition = endPositionForLineComment;
+                    // reset one character behind
                   }
-
+                  return TokenNameCOMMENT_LINE;
                 }
-                throw e; // rethrow
-              }
-              if (checkNonExternalizedStringLiterals) { // check for presence of       NLS tags //$NON-NLS-?$ where ? is an int.
-                if (currentLine == null) {
-                  currentLine = new NLSLine();
-                  lines.add(currentLine);
+              } catch (IndexOutOfBoundsException e) { //an eof will them
+                // be generated
+                if (tokenizeComments) {
+                  currentPosition--;
+                  // reset one character behind
+                  return TokenNameCOMMENT_LINE;
                 }
-                currentLine.add(
-                  new StringLiteral(
-                    getCurrentTokenSourceString(),
-                    startPosition,
-                    currentPosition - 1));
               }
-              return TokenNameStringLiteral;
-            case '`' :
-              try {
-                // consume next character
-                unicodeAsBackSlash = false;
-                if (((currentCharacter = source[currentPosition++]) == '\\')
-                  && (source[currentPosition] == 'u')) {
-                  getNextUnicodeChar();
-                } else {
-                  if (withoutUnicodePtr != 0) {
-                    withoutUnicodeBuffer[++withoutUnicodePtr] =
-                      currentCharacter;
-                  }
-                }
-
-                while (currentCharacter != '`') {
-
-                  /**** in PHP \r and \n are valid in string literals ****/
-                  //                if ((currentCharacter == '\n')
-                  //                  || (currentCharacter == '\r')) {
-                  //                  // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-                  //                  for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
-                  //                    if (currentPosition + lookAhead == source.length)
-                  //                      break;
-                  //                    if (source[currentPosition + lookAhead] == '\n')
-                  //                      break;
-                  //                    if (source[currentPosition + lookAhead] == '\"') {
-                  //                      currentPosition += lookAhead + 1;
-                  //                      break;
-                  //                    }
-                  //                  }
-                  //                  throw new InvalidInputException(INVALID_CHAR_IN_STRING);
-                  //                }
-                  if (currentCharacter == '\\') {
-                    int escapeSize = currentPosition;
-                    boolean backSlashAsUnicodeInString = unicodeAsBackSlash;
-                    //scanEscapeCharacter make a side effect on this value and we need the previous value few lines down this one
-                    scanDoubleQuotedEscapeCharacter();
-                    escapeSize = currentPosition - escapeSize;
-                    if (withoutUnicodePtr == 0) {
-                      //buffer all the entries that have been left aside....
-                      withoutUnicodePtr =
-                        currentPosition - escapeSize - 1 - startPosition;
-                      System.arraycopy(
-                        source,
-                        startPosition,
-                        withoutUnicodeBuffer,
-                        1,
-                        withoutUnicodePtr);
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    } else { //overwrite the / in the buffer
-                      withoutUnicodeBuffer[withoutUnicodePtr] =
-                        currentCharacter;
-                      if (backSlashAsUnicodeInString) { //there are TWO \ in the stream where only one is correct
-                        withoutUnicodePtr--;
-                      }
-                    }
-                  }
-                  // consume next character
-                  unicodeAsBackSlash = false;
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    getNextUnicodeChar();
-                  } else {
-                    if (withoutUnicodePtr != 0) {
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    }
-                  }
-
-                }
-              } catch (IndexOutOfBoundsException e) {
-                throw new InvalidInputException(UNTERMINATED_STRING);
-              } catch (InvalidInputException e) {
-                if (e.getMessage().equals(INVALID_ESCAPE)) {
-                  // relocate if finding another quote fairly close: thus unicode '/u000D' will be fully consumed
-                  for (int lookAhead = 0; lookAhead < 50; lookAhead++) {
-                    if (currentPosition + lookAhead == source.length)
-                      break;
-                    if (source[currentPosition + lookAhead] == '\n')
-                      break;
-                    if (source[currentPosition + lookAhead] == '`') {
-                      currentPosition += lookAhead + 1;
-                      break;
-                    }
-                  }
-
-                }
-                throw e; // rethrow
+              break;
+            }
+            if (test > 0) {
+              //traditional and annotation comment
+              boolean isJavadoc = false, star = false;
+              // consume next character
+              unicodeAsBackSlash = false;
+              currentCharacter = source[currentPosition++];
+              //                  if (((currentCharacter = source[currentPosition++]) ==
+              // '\\')
+              //                    && (source[currentPosition] == 'u')) {
+              //                    getNextUnicodeChar();
+              //                  } else {
+              //                    if (withoutUnicodePtr != 0) {
+              //                      withoutUnicodeBuffer[++withoutUnicodePtr] =
+              //                        currentCharacter;
+              //                    }
+              //                  }
+              if (currentCharacter == '*') {
+                isJavadoc = true;
+                star = true;
               }
-              if (checkNonExternalizedStringLiterals) { // check for presence of       NLS tags //$NON-NLS-?$ where ? is an int.
-                if (currentLine == null) {
-                  currentLine = new NLSLine();
-                  lines.add(currentLine);
+              if ((currentCharacter == '\r') || (currentCharacter == '\n')) {
+                checkNonExternalizeString();
+                if (recordLineSeparator) {
+                  pushLineSeparator();
+                } else {
+                  currentLine = null;
                 }
-                currentLine.add(
-                  new StringLiteral(
-                    getCurrentTokenSourceString(),
-                    startPosition,
-                    currentPosition - 1));
               }
-              return TokenNameStringInterpolated;
-            case '#' :
-            case '/' :
-              {
-                int test;
-                if ((currentCharacter == '#')
-                  || (test = getNextChar('/', '*')) == 0) {
-                  //line comment 
-                  int endPositionForLineComment = 0;
-                  try { //get the next char 
-                    if (((currentCharacter = source[currentPosition++])
-                      == '\\')
-                      && (source[currentPosition] == 'u')) {
-                      //-------------unicode traitement ------------
-                      int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                      currentPosition++;
-                      while (source[currentPosition] == 'u') {
-                        currentPosition++;
-                      }
-                      if ((c1 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                        || c1 < 0
-                        || (c2 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c2 < 0
-                        || (c3 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c3 < 0
-                        || (c4 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c4 < 0) {
-                        throw new InvalidInputException(INVALID_UNICODE_ESCAPE);
-                      } else {
-                        currentCharacter =
-                          (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                      }
-                    }
-
-                    //handle the \\u case manually into comment
-                    if (currentCharacter == '\\') {
-                      if (source[currentPosition] == '\\')
-                        currentPosition++;
-                    } //jump over the \\
-                    boolean isUnicode = false;
-                    while (currentCharacter != '\r'
-                      && currentCharacter != '\n') {
-                      if (currentCharacter == '?') {
-                        if (getNextChar('>')) {
-                          startPosition = currentPosition - 2;
-                          phpMode = false;
-                          return TokenNameStopPHP;
-                        }
-                      }
-
-                      //get the next char
-                      isUnicode = false;
-                      if (((currentCharacter = source[currentPosition++])
-                        == '\\')
-                        && (source[currentPosition] == 'u')) {
-                        isUnicode = true;
-                        //-------------unicode traitement ------------
-                        int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                        currentPosition++;
-                        while (source[currentPosition] == 'u') {
-                          currentPosition++;
-                        }
-                        if ((c1 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                          || c1 < 0
-                          || (c2 =
-                            Character.getNumericValue(
-                              source[currentPosition++]))
-                            > 15
-                          || c2 < 0
-                          || (c3 =
-                            Character.getNumericValue(
-                              source[currentPosition++]))
-                            > 15
-                          || c3 < 0
-                          || (c4 =
-                            Character.getNumericValue(
-                              source[currentPosition++]))
-                            > 15
-                          || c4 < 0) {
-                          throw new InvalidInputException(INVALID_UNICODE_ESCAPE);
-                        } else {
-                          currentCharacter =
-                            (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                        }
-                      }
-                      //handle the \\u case manually into comment
-                      if (currentCharacter == '\\') {
-                        if (source[currentPosition] == '\\')
-                          currentPosition++;
-                      } //jump over the \\
-                    }
-                    if (isUnicode) {
-                      endPositionForLineComment = currentPosition - 6;
-                    } else {
-                      endPositionForLineComment = currentPosition - 1;
-                    }
-                    recordComment(false);
-                    if ((currentCharacter == '\r')
-                      || (currentCharacter == '\n')) {
-                      checkNonExternalizeString();
-                      if (recordLineSeparator) {
-                        if (isUnicode) {
-                          pushUnicodeLineSeparator();
-                        } else {
-                          pushLineSeparator();
-                        }
-                      } else {
-                        currentLine = null;
-                      }
-                    }
-                    if (tokenizeComments) {
-                      if (!isUnicode) {
-                        currentPosition = endPositionForLineComment;
-                        // reset one character behind
-                      }
-                      return TokenNameCOMMENT_LINE;
-                    }
-                  } catch (IndexOutOfBoundsException e) { //an eof will them be generated
-                    if (tokenizeComments) {
-                      currentPosition--;
-                      // reset one character behind
-                      return TokenNameCOMMENT_LINE;
-                    }
-                  }
-                  break;
+              try { //get the next char
+                currentCharacter = source[currentPosition++];
+                //                    if (((currentCharacter = source[currentPosition++])
+                //                      == '\\')
+                //                      && (source[currentPosition] == 'u')) {
+                //                      //-------------unicode traitement ------------
+                //                      getNextUnicodeChar();
+                //                    }
+                //handle the \\u case manually into comment
+                //                    if (currentCharacter == '\\') {
+                //                      if (source[currentPosition] == '\\')
+                //                        currentPosition++;
+                //                      //jump over the \\
+                //                    }
+                // empty comment is not a javadoc /**/
+                if (currentCharacter == '/') {
+                  isJavadoc = false;
                 }
-                if (test > 0) {
-                  //traditional and annotation comment
-                  boolean isJavadoc = false, star = false;
-                  // consume next character
-                  unicodeAsBackSlash = false;
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    getNextUnicodeChar();
-                  } else {
-                    if (withoutUnicodePtr != 0) {
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    }
-                  }
-
-                  if (currentCharacter == '*') {
-                    isJavadoc = true;
-                    star = true;
-                  }
-                  if ((currentCharacter == '\r')
-                    || (currentCharacter == '\n')) {
+                //loop until end of comment */
+                while ((currentCharacter != '/') || (!star)) {
+                  if ((currentCharacter == '\r') || (currentCharacter == '\n')) {
                     checkNonExternalizeString();
                     if (recordLineSeparator) {
                       pushLineSeparator();
@@ -1534,84 +1758,73 @@ public class Scanner implements IScanner, ITerminalSymbols {
                       currentLine = null;
                     }
                   }
-                  try { //get the next char 
-                    if (((currentCharacter = source[currentPosition++])
-                      == '\\')
-                      && (source[currentPosition] == 'u')) {
-                      //-------------unicode traitement ------------
-                      getNextUnicodeChar();
-                    }
-                    //handle the \\u case manually into comment
-                    if (currentCharacter == '\\') {
-                      if (source[currentPosition] == '\\')
-                        currentPosition++;
-                      //jump over the \\
-                    }
-                    // empty comment is not a javadoc /**/
-                    if (currentCharacter == '/') {
-                      isJavadoc = false;
-                    }
-                    //loop until end of comment */
-                    while ((currentCharacter != '/') || (!star)) {
-                      if ((currentCharacter == '\r')
-                        || (currentCharacter == '\n')) {
-                        checkNonExternalizeString();
-                        if (recordLineSeparator) {
-                          pushLineSeparator();
-                        } else {
-                          currentLine = null;
-                        }
-                      }
-                      star = currentCharacter == '*';
-                      //get next char
-                      if (((currentCharacter = source[currentPosition++])
-                        == '\\')
-                        && (source[currentPosition] == 'u')) {
-                        //-------------unicode traitement ------------
-                        getNextUnicodeChar();
-                      }
-                      //handle the \\u case manually into comment
-                      if (currentCharacter == '\\') {
-                        if (source[currentPosition] == '\\')
-                          currentPosition++;
-                      } //jump over the \\
-                    }
-                    recordComment(isJavadoc);
-                    if (tokenizeComments) {
-                      if (isJavadoc)
-                        return TokenNameCOMMENT_PHPDOC;
-                      return TokenNameCOMMENT_BLOCK;
-                    }
-                  } catch (IndexOutOfBoundsException e) {
-                    throw new InvalidInputException(UNTERMINATED_COMMENT);
-                  }
-                  break;
+                  star = currentCharacter == '*';
+                  //get next char
+                  currentCharacter = source[currentPosition++];
+                  //                      if (((currentCharacter = source[currentPosition++])
+                  //                        == '\\')
+                  //                        && (source[currentPosition] == 'u')) {
+                  //                        //-------------unicode traitement ------------
+                  //                        getNextUnicodeChar();
+                  //                      }
+                  //handle the \\u case manually into comment
+                  //                      if (currentCharacter == '\\') {
+                  //                        if (source[currentPosition] == '\\')
+                  //                          currentPosition++;
+                  //                      } //jump over the \\
+                }
+                //recordComment(isJavadoc);
+                if (isJavadoc) {
+                  recordComment(TokenNameCOMMENT_PHPDOC);
+                } else {
+                  recordComment(TokenNameCOMMENT_BLOCK);
                 }
-                if (getNextChar('='))
-                  return TokenNameDIVIDE_EQUAL;
-                return TokenNameDIVIDE;
-              }
-            case '\u001a' :
-              if (atEnd())
-                return TokenNameEOF;
-              //the atEnd may not be <currentPosition == source.length> if source is only some part of a real (external) stream
-              throw new InvalidInputException("Ctrl-Z"); //$NON-NLS-1$
 
-            default :
-              if (currentCharacter == '$') {
-                while ((currentCharacter = source[currentPosition++]) == '$') {
+                if (tokenizeComments) {
+                  if (isJavadoc)
+                    return TokenNameCOMMENT_PHPDOC;
+                  return TokenNameCOMMENT_BLOCK;
                 }
-                if (currentCharacter == '{')
-                  return TokenNameDOLLAR_LBRACE;
-                if (isPHPIdentifierStart(currentCharacter))
+
+                if (this.taskTags != null) {
+                  checkTaskTag(this.startPosition, this.currentPosition);
+                }
+              } catch (IndexOutOfBoundsException e) {
+                //                  reset end position for error reporting
+                currentPosition -= 2;
+                throw new InvalidInputException(UNTERMINATED_COMMENT);
+              }
+              break;
+            }
+            return TokenNameDIVIDE;
+          }
+          case '\u001a':
+            if (atEnd())
+              return TokenNameEOF;
+            //the atEnd may not be <currentPosition == source.length> if
+            // source is only some part of a real (external) stream
+            throw new InvalidInputException("Ctrl-Z"); //$NON-NLS-1$
+          default:
+            if (currentCharacter == '$') {
+              int oldPosition = currentPosition;
+              try {
+                currentCharacter = source[currentPosition++];
+                if (isPHPIdentifierStart(currentCharacter)) {
                   return scanIdentifierOrKeyword(true);
-                return TokenNameERROR;
+                } else {
+                  currentPosition = oldPosition;
+                  return TokenNameDOLLAR;
+                }
+              } catch (IndexOutOfBoundsException e) {
+                currentPosition = oldPosition;
+                return TokenNameDOLLAR;
               }
-              if (isPHPIdentifierStart(currentCharacter))
-                return scanIdentifierOrKeyword(false);
-              if (Character.isDigit(currentCharacter))
-                return scanNumber(false);
-              return TokenNameERROR;
+            }
+            if (isPHPIdentifierStart(currentCharacter))
+              return scanIdentifierOrKeyword(false);
+            if (Character.isDigit(currentCharacter))
+              return scanNumber(false);
+            return TokenNameERROR;
           }
         }
       } //-----------------end switch while try--------------------
@@ -1621,54 +1834,236 @@ public class Scanner implements IScanner, ITerminalSymbols {
     return TokenNameEOF;
   }
 
-  public final void getNextUnicodeChar()
-    throws IndexOutOfBoundsException, InvalidInputException {
-    //VOID
-    //handle the case of unicode.
-    //when a unicode appears then we must use a buffer that holds char internal values
-    //At the end of this method currentCharacter holds the new visited char
-    //and currentPosition points right next after it
-
-    //ALL getNextChar.... ARE OPTIMIZED COPIES 
+  private int getInlinedHTML(int start) throws InvalidInputException {
+    int token = getInlinedHTMLToken(start);
+    if (token == TokenNameINLINE_HTML) {
+      //               Stack stack = new Stack();
+      //               // scan html for errors
+      //               Source inlinedHTMLSource = new Source(new String(source, startPosition, currentPosition - startPosition));
+      //               int lastPHPEndPos=0;
+      //               for (Iterator i=inlinedHTMLSource.getNextTagIterator(0); i.hasNext();) {
+      //                   Tag tag=(Tag)i.next();
+      //                   
+      //                   if (tag instanceof StartTag) {
+      //                       StartTag startTag=(StartTag)tag;
+      //                     // System.out.println("startTag: "+tag);
+      //                       if (startTag.isServerTag()) {
+      //                         // TODO : what to do with a server tag ?
+      //                       } else {
+      //                           // do whatever with HTML start tag
+      //                           // use startTag.getElement() to find the element corresponding
+      //                           // to this start tag which may be useful if you implement code
+      //                           // folding etc
+      //                               stack.push(startTag);
+      //                       }
+      //                   } else {
+      //                       EndTag endTag=(EndTag)tag;
+      //                       StartTag stag = (StartTag) stack.peek();
+      //// System.out.println("endTag: "+tag);
+      //                       // do whatever with HTML end tag.
+      //                   }
+      //               }
+    }
+    return token;
+  }
 
-    int c1 = 0, c2 = 0, c3 = 0, c4 = 0, unicodeSize = 6;
-    currentPosition++;
-    while (source[currentPosition] == 'u') {
-      currentPosition++;
-      unicodeSize++;
+  /**
+   * @return
+   * @throws InvalidInputException
+   */
+  private int getInlinedHTMLToken(int start) throws InvalidInputException {
+    if (currentPosition > source.length) {
+      currentPosition = source.length;
+      return TokenNameEOF;
     }
+    startPosition = start;
+    try {
+      while (!phpMode) {
+        currentCharacter = source[currentPosition++];
+        if (currentCharacter == '<') {
+          if (getNextChar('?')) {
+            currentCharacter = source[currentPosition++];
+            if ((currentCharacter != 'P') && (currentCharacter != 'p')) {
+              currentPosition--;
+              // (currentCharacter == ' ') || Character.isWhitespace(currentCharacter)) {
+              // <?
+              if (ignorePHPOneLiner) {
+                if (lookAheadLinePHPTag() == TokenNameINLINE_HTML) {
+                  phpMode = true;
+                  return TokenNameINLINE_HTML;
+                }
+              } else {
+                phpMode = true;
+                return TokenNameINLINE_HTML;
+              }
+            } else {
+              //              boolean phpStart = (currentCharacter == 'P') || (currentCharacter == 'p');
+              //              if (phpStart) {
+              int test = getNextChar('H', 'h');
+              if (test >= 0) {
+                test = getNextChar('P', 'p');
+                if (test >= 0) {
+                  // <?PHP <?php
+                  if (ignorePHPOneLiner) {
+                    if (lookAheadLinePHPTag() == TokenNameINLINE_HTML) {
+                      phpMode = true;
+                      return TokenNameINLINE_HTML;
+                    }
+                  } else {
+                    phpMode = true;
+                    return TokenNameINLINE_HTML;
+                  }
+                }
+              }
+              //              }
+            }
+          }
+        }
+        if ((currentCharacter == '\r') || (currentCharacter == '\n')) {
+          if (recordLineSeparator) {
+            pushLineSeparator();
+          } else {
+            currentLine = null;
+          }
+        }
+      } //-----------------while--------------------
+      phpMode = true;
+      return TokenNameINLINE_HTML;
+    } //-----------------try--------------------
+    catch (IndexOutOfBoundsException e) {
+      startPosition = start;
+      currentPosition--;
+    }
+    phpMode = true;
+    return TokenNameINLINE_HTML;
+  }
 
-    if ((c1 = Character.getNumericValue(source[currentPosition++])) > 15
-      || c1 < 0
-      || (c2 = Character.getNumericValue(source[currentPosition++])) > 15
-      || c2 < 0
-      || (c3 = Character.getNumericValue(source[currentPosition++])) > 15
-      || c3 < 0
-      || (c4 = Character.getNumericValue(source[currentPosition++])) > 15
-      || c4 < 0) {
-      throw new InvalidInputException(INVALID_UNICODE_ESCAPE);
-    } else {
-      currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-      //need the unicode buffer
-      if (withoutUnicodePtr == 0) {
-        //buffer all the entries that have been left aside....
-        withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
-        System.arraycopy(
-          source,
-          startPosition,
-          withoutUnicodeBuffer,
-          1,
-          withoutUnicodePtr);
+  /**
+   * @return
+   */
+  private int lookAheadLinePHPTag() {
+    // check if the PHP is only in this line (for CodeFormatter)
+    int currentPositionInLine = currentPosition;
+    char previousCharInLine = ' ';
+    char currentCharInLine = ' ';
+    boolean singleQuotedStringActive = false;
+    boolean doubleQuotedStringActive = false;
+
+    try {
+      // look ahead in this line
+      while (true) {
+        previousCharInLine = currentCharInLine;
+        currentCharInLine = source[currentPositionInLine++];
+        switch (currentCharInLine) {
+        case '>':
+          if (previousCharInLine == '?') {
+            // update the scanner's current Position in the source
+            currentPosition = currentPositionInLine;
+            // use as "dummy" token
+            return TokenNameEOF;
+          }
+          break;
+        case '\"':
+          if (doubleQuotedStringActive) {
+            if (previousCharInLine != '\\') {
+              doubleQuotedStringActive = false;
+            }
+          } else {
+            if (!singleQuotedStringActive) {
+              doubleQuotedStringActive = true;
+            }
+          }
+          break;
+        case '\'':
+          if (singleQuotedStringActive) {
+            if (previousCharInLine != '\\') {
+              singleQuotedStringActive = false;
+            }
+          } else {
+            if (!doubleQuotedStringActive) {
+              singleQuotedStringActive = true;
+            }
+          }
+          break;
+        case '\n':
+          phpMode = true;
+          return TokenNameINLINE_HTML;
+        case '#':
+          if (!singleQuotedStringActive && !doubleQuotedStringActive) {
+            phpMode = true;
+            return TokenNameINLINE_HTML;
+          }
+          break;
+        case '/':
+          if (previousCharInLine == '/' && !singleQuotedStringActive && !doubleQuotedStringActive) {
+            phpMode = true;
+            return TokenNameINLINE_HTML;
+          }
+          break;
+        case '*':
+          if (previousCharInLine == '/' && !singleQuotedStringActive && !doubleQuotedStringActive) {
+            phpMode = true;
+            return TokenNameINLINE_HTML;
+          }
+          break;
+        }
       }
-      //fill the buffer with the char
-      withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+    } catch (IndexOutOfBoundsException e) {
+      phpMode = true;
+      currentPosition = currentPositionInLine;
+      return TokenNameINLINE_HTML;
     }
-    unicodeAsBackSlash = currentCharacter == '\\';
   }
-  /* Tokenize a method body, assuming that curly brackets are properly balanced.
+
+  //  public final void getNextUnicodeChar()
+  //    throws IndexOutOfBoundsException, InvalidInputException {
+  //    //VOID
+  //    //handle the case of unicode.
+  //    //when a unicode appears then we must use a buffer that holds char
+  // internal values
+  //    //At the end of this method currentCharacter holds the new visited char
+  //    //and currentPosition points right next after it
+  //
+  //    //ALL getNextChar.... ARE OPTIMIZED COPIES
+  //
+  //    int c1 = 0, c2 = 0, c3 = 0, c4 = 0, unicodeSize = 6;
+  //    currentPosition++;
+  //    while (source[currentPosition] == 'u') {
+  //      currentPosition++;
+  //      unicodeSize++;
+  //    }
+  //
+  //    if ((c1 = Character.getNumericValue(source[currentPosition++])) > 15
+  //      || c1 < 0
+  //      || (c2 = Character.getNumericValue(source[currentPosition++])) > 15
+  //      || c2 < 0
+  //      || (c3 = Character.getNumericValue(source[currentPosition++])) > 15
+  //      || c3 < 0
+  //      || (c4 = Character.getNumericValue(source[currentPosition++])) > 15
+  //      || c4 < 0) {
+  //      throw new InvalidInputException(INVALID_UNICODE_ESCAPE);
+  //    } else {
+  //      currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+  //      //need the unicode buffer
+  //      if (withoutUnicodePtr == 0) {
+  //        //buffer all the entries that have been left aside....
+  //        withoutUnicodePtr = currentPosition - unicodeSize - startPosition;
+  //        System.arraycopy(
+  //          source,
+  //          startPosition,
+  //          withoutUnicodeBuffer,
+  //          1,
+  //          withoutUnicodePtr);
+  //      }
+  //      //fill the buffer with the char
+  //      withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+  //    }
+  //    unicodeAsBackSlash = currentCharacter == '\\';
+  //  }
+  /*
+   * Tokenize a method body, assuming that curly brackets are properly balanced.
    */
   public final void jumpOverMethodBody() {
-
     this.wasAcr = false;
     int found = 1;
     try {
@@ -1677,309 +2072,308 @@ public class Scanner implements IScanner, ITerminalSymbols {
         boolean isWhiteSpace;
         do {
           startPosition = currentPosition;
-          if (((currentCharacter = source[currentPosition++]) == '\\')
-            && (source[currentPosition] == 'u')) {
-            isWhiteSpace = jumpOverUnicodeWhiteSpace();
-          } else {
-            if (recordLineSeparator
-              && ((currentCharacter == '\r') || (currentCharacter == '\n')))
-              pushLineSeparator();
-            isWhiteSpace = Character.isWhitespace(currentCharacter);
-          }
+          currentCharacter = source[currentPosition++];
+          //          if (((currentCharacter = source[currentPosition++]) == '\\')
+          //            && (source[currentPosition] == 'u')) {
+          //            isWhiteSpace = jumpOverUnicodeWhiteSpace();
+          //          } else {
+          if (recordLineSeparator && ((currentCharacter == '\r') || (currentCharacter == '\n')))
+            pushLineSeparator();
+          isWhiteSpace = Character.isWhitespace(currentCharacter);
+          //          }
         } while (isWhiteSpace);
-
         // -------consume token until } is found---------
         switch (currentCharacter) {
-          case '{' :
-            found++;
-            break;
-          case '}' :
-            found--;
-            if (found == 0)
-              return;
-            break;
-          case '\'' :
-            {
-              boolean test;
-              test = getNextChar('\\');
-              if (test) {
+        case '{':
+          found++;
+          break;
+        case '}':
+          found--;
+          if (found == 0)
+            return;
+          break;
+        case '\'': {
+          boolean test;
+          test = getNextChar('\\');
+          if (test) {
+            try {
+              scanDoubleQuotedEscapeCharacter();
+            } catch (InvalidInputException ex) {
+            }
+            ;
+          } else {
+            //                try { // consume next character
+            unicodeAsBackSlash = false;
+            currentCharacter = source[currentPosition++];
+            //                  if (((currentCharacter = source[currentPosition++]) == '\\')
+            //                    && (source[currentPosition] == 'u')) {
+            //                    getNextUnicodeChar();
+            //                  } else {
+            if (withoutUnicodePtr != 0) {
+              withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+            }
+            //                  }
+            //                } catch (InvalidInputException ex) {
+            //                };
+          }
+          getNextChar('\'');
+          break;
+        }
+        case '"':
+          try {
+            //              try { // consume next character
+            unicodeAsBackSlash = false;
+            currentCharacter = source[currentPosition++];
+            //                if (((currentCharacter = source[currentPosition++]) == '\\')
+            //                  && (source[currentPosition] == 'u')) {
+            //                  getNextUnicodeChar();
+            //                } else {
+            if (withoutUnicodePtr != 0) {
+              withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+            }
+            //                }
+            //              } catch (InvalidInputException ex) {
+            //              };
+            while (currentCharacter != '"') {
+              if (currentCharacter == '\r') {
+                if (source[currentPosition] == '\n')
+                  currentPosition++;
+                break;
+                // the string cannot go further that the line
+              }
+              if (currentCharacter == '\n') {
+                break;
+                // the string cannot go further that the line
+              }
+              if (currentCharacter == '\\') {
                 try {
                   scanDoubleQuotedEscapeCharacter();
                 } catch (InvalidInputException ex) {
-                };
-              } else {
-                try { // consume next character
-                  unicodeAsBackSlash = false;
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    getNextUnicodeChar();
-                  } else {
-                    if (withoutUnicodePtr != 0) {
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    }
-                  }
-                } catch (InvalidInputException ex) {
-                };
+                }
+                ;
               }
-              getNextChar('\'');
-              break;
+              //                try { // consume next character
+              unicodeAsBackSlash = false;
+              currentCharacter = source[currentPosition++];
+              //                  if (((currentCharacter = source[currentPosition++]) == '\\')
+              //                    && (source[currentPosition] == 'u')) {
+              //                    getNextUnicodeChar();
+              //                  } else {
+              if (withoutUnicodePtr != 0) {
+                withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+              }
+              //                  }
+              //                } catch (InvalidInputException ex) {
+              //                };
             }
-          case '"' :
+          } catch (IndexOutOfBoundsException e) {
+            return;
+          }
+          break;
+        case '/': {
+          int test;
+          if ((test = getNextChar('/', '*')) == 0) {
+            //line comment
             try {
-              try { // consume next character
-                unicodeAsBackSlash = false;
-                if (((currentCharacter = source[currentPosition++]) == '\\')
-                  && (source[currentPosition] == 'u')) {
-                  getNextUnicodeChar();
-                } else {
-                  if (withoutUnicodePtr != 0) {
-                    withoutUnicodeBuffer[++withoutUnicodePtr] =
-                      currentCharacter;
-                  }
-                }
-              } catch (InvalidInputException ex) {
-              };
-              while (currentCharacter != '"') {
-                if (currentCharacter == '\r') {
-                  if (source[currentPosition] == '\n')
-                    currentPosition++;
-                  break;
-                  // the string cannot go further that the line
-                }
-                if (currentCharacter == '\n') {
-                  break;
-                  // the string cannot go further that the line
-                }
-                if (currentCharacter == '\\') {
-                  try {
-                    scanDoubleQuotedEscapeCharacter();
-                  } catch (InvalidInputException ex) {
-                  };
-                }
-                try { // consume next character
-                  unicodeAsBackSlash = false;
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    getNextUnicodeChar();
-                  } else {
-                    if (withoutUnicodePtr != 0) {
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    }
-                  }
-                } catch (InvalidInputException ex) {
-                };
+              //get the next char
+              currentCharacter = source[currentPosition++];
+              //                  if (((currentCharacter = source[currentPosition++]) ==
+              // '\\')
+              //                    && (source[currentPosition] == 'u')) {
+              //                    //-------------unicode traitement ------------
+              //                    int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+              //                    currentPosition++;
+              //                    while (source[currentPosition] == 'u') {
+              //                      currentPosition++;
+              //                    }
+              //                    if ((c1 =
+              //                      Character.getNumericValue(source[currentPosition++]))
+              //                      > 15
+              //                      || c1 < 0
+              //                      || (c2 =
+              //                        Character.getNumericValue(source[currentPosition++]))
+              //                        > 15
+              //                      || c2 < 0
+              //                      || (c3 =
+              //                        Character.getNumericValue(source[currentPosition++]))
+              //                        > 15
+              //                      || c3 < 0
+              //                      || (c4 =
+              //                        Character.getNumericValue(source[currentPosition++]))
+              //                        > 15
+              //                      || c4 < 0) {
+              //                      //error don't care of the value
+              //                      currentCharacter = 'A';
+              //                    } //something different from \n and \r
+              //                    else {
+              //                      currentCharacter =
+              //                        (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+              //                    }
+              //                  }
+              while (currentCharacter != '\r' && currentCharacter != '\n') {
+                //get the next char
+                currentCharacter = source[currentPosition++];
+                //                    if (((currentCharacter = source[currentPosition++])
+                //                      == '\\')
+                //                      && (source[currentPosition] == 'u')) {
+                //                      //-------------unicode traitement ------------
+                //                      int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+                //                      currentPosition++;
+                //                      while (source[currentPosition] == 'u') {
+                //                        currentPosition++;
+                //                      }
+                //                      if ((c1 =
+                //                        Character.getNumericValue(source[currentPosition++]))
+                //                        > 15
+                //                        || c1 < 0
+                //                        || (c2 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c2 < 0
+                //                        || (c3 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c3 < 0
+                //                        || (c4 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c4 < 0) {
+                //                        //error don't care of the value
+                //                        currentCharacter = 'A';
+                //                      } //something different from \n and \r
+                //                      else {
+                //                        currentCharacter =
+                //                          (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+                //                      }
+                //                    }
               }
+              if (recordLineSeparator && ((currentCharacter == '\r') || (currentCharacter == '\n')))
+                pushLineSeparator();
             } catch (IndexOutOfBoundsException e) {
-              return;
-            }
+            } //an eof will them be generated
             break;
-          case '/' :
-            {
-              int test;
-              if ((test = getNextChar('/', '*')) == 0) {
-                //line comment 
-                try {
-                  //get the next char 
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    //-------------unicode traitement ------------
-                    int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                    currentPosition++;
-                    while (source[currentPosition] == 'u') {
-                      currentPosition++;
-                    }
-                    if ((c1 =
-                      Character.getNumericValue(source[currentPosition++]))
-                      > 15
-                      || c1 < 0
-                      || (c2 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                      || c2 < 0
-                      || (c3 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                      || c3 < 0
-                      || (c4 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                      || c4 < 0) {
-                      //error don't care of the value
-                      currentCharacter = 'A';
-                    } //something different from \n and \r
-                    else {
-                      currentCharacter =
-                        (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                    }
-                  }
-
-                  while (currentCharacter != '\r'
-                    && currentCharacter != '\n') {
-                    //get the next char 
-                    if (((currentCharacter = source[currentPosition++])
-                      == '\\')
-                      && (source[currentPosition] == 'u')) {
-                      //-------------unicode traitement ------------
-                      int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                      currentPosition++;
-                      while (source[currentPosition] == 'u') {
-                        currentPosition++;
-                      }
-                      if ((c1 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                        || c1 < 0
-                        || (c2 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c2 < 0
-                        || (c3 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c3 < 0
-                        || (c4 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c4 < 0) {
-                        //error don't care of the value
-                        currentCharacter = 'A';
-                      } //something different from \n and \r
-                      else {
-                        currentCharacter =
-                          (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                      }
-                    }
-                  }
-                  if (recordLineSeparator
-                    && ((currentCharacter == '\r') || (currentCharacter == '\n')))
-                    pushLineSeparator();
-                } catch (IndexOutOfBoundsException e) {
-                } //an eof will them be generated
-                break;
-              }
-              if (test > 0) {
-                //traditional and annotation comment
-                boolean star = false;
-                try { // consume next character
-                  unicodeAsBackSlash = false;
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    getNextUnicodeChar();
-                  } else {
-                    if (withoutUnicodePtr != 0) {
-                      withoutUnicodeBuffer[++withoutUnicodePtr] =
-                        currentCharacter;
-                    }
-                  };
-                } catch (InvalidInputException ex) {
-                };
-                if (currentCharacter == '*') {
-                  star = true;
-                }
-                if (recordLineSeparator
-                  && ((currentCharacter == '\r') || (currentCharacter == '\n')))
+          }
+          if (test > 0) {
+            //traditional and annotation comment
+            boolean star = false;
+            //                try { // consume next character
+            unicodeAsBackSlash = false;
+            currentCharacter = source[currentPosition++];
+            //                  if (((currentCharacter = source[currentPosition++]) == '\\')
+            //                    && (source[currentPosition] == 'u')) {
+            //                    getNextUnicodeChar();
+            //                  } else {
+            if (withoutUnicodePtr != 0) {
+              withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+            }
+            //                  };
+            //                } catch (InvalidInputException ex) {
+            //                };
+            if (currentCharacter == '*') {
+              star = true;
+            }
+            if (recordLineSeparator && ((currentCharacter == '\r') || (currentCharacter == '\n')))
+              pushLineSeparator();
+            try { //get the next char
+              currentCharacter = source[currentPosition++];
+              //                  if (((currentCharacter = source[currentPosition++]) ==
+              // '\\')
+              //                    && (source[currentPosition] == 'u')) {
+              //                    //-------------unicode traitement ------------
+              //                    int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+              //                    currentPosition++;
+              //                    while (source[currentPosition] == 'u') {
+              //                      currentPosition++;
+              //                    }
+              //                    if ((c1 =
+              //                      Character.getNumericValue(source[currentPosition++]))
+              //                      > 15
+              //                      || c1 < 0
+              //                      || (c2 =
+              //                        Character.getNumericValue(source[currentPosition++]))
+              //                        > 15
+              //                      || c2 < 0
+              //                      || (c3 =
+              //                        Character.getNumericValue(source[currentPosition++]))
+              //                        > 15
+              //                      || c3 < 0
+              //                      || (c4 =
+              //                        Character.getNumericValue(source[currentPosition++]))
+              //                        > 15
+              //                      || c4 < 0) {
+              //                      //error don't care of the value
+              //                      currentCharacter = 'A';
+              //                    } //something different from * and /
+              //                    else {
+              //                      currentCharacter =
+              //                        (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+              //                    }
+              //                  }
+              //loop until end of comment */
+              while ((currentCharacter != '/') || (!star)) {
+                if (recordLineSeparator && ((currentCharacter == '\r') || (currentCharacter == '\n')))
                   pushLineSeparator();
-                try { //get the next char 
-                  if (((currentCharacter = source[currentPosition++]) == '\\')
-                    && (source[currentPosition] == 'u')) {
-                    //-------------unicode traitement ------------
-                    int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                    currentPosition++;
-                    while (source[currentPosition] == 'u') {
-                      currentPosition++;
-                    }
-                    if ((c1 =
-                      Character.getNumericValue(source[currentPosition++]))
-                      > 15
-                      || c1 < 0
-                      || (c2 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                      || c2 < 0
-                      || (c3 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                      || c3 < 0
-                      || (c4 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                      || c4 < 0) {
-                      //error don't care of the value
-                      currentCharacter = 'A';
-                    } //something different from * and /
-                    else {
-                      currentCharacter =
-                        (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                    }
-                  }
-                  //loop until end of comment */ 
-                  while ((currentCharacter != '/') || (!star)) {
-                    if (recordLineSeparator
-                      && ((currentCharacter == '\r')
-                        || (currentCharacter == '\n')))
-                      pushLineSeparator();
-                    star = currentCharacter == '*';
-                    //get next char
-                    if (((currentCharacter = source[currentPosition++])
-                      == '\\')
-                      && (source[currentPosition] == 'u')) {
-                      //-------------unicode traitement ------------
-                      int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
-                      currentPosition++;
-                      while (source[currentPosition] == 'u') {
-                        currentPosition++;
-                      }
-                      if ((c1 =
-                        Character.getNumericValue(source[currentPosition++]))
-                        > 15
-                        || c1 < 0
-                        || (c2 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c2 < 0
-                        || (c3 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c3 < 0
-                        || (c4 =
-                          Character.getNumericValue(source[currentPosition++]))
-                          > 15
-                        || c4 < 0) {
-                        //error don't care of the value
-                        currentCharacter = 'A';
-                      } //something different from * and /
-                      else {
-                        currentCharacter =
-                          (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-                      }
-                    }
-                  }
-                } catch (IndexOutOfBoundsException e) {
-                  return;
-                }
-                break;
+                star = currentCharacter == '*';
+                //get next char
+                currentCharacter = source[currentPosition++];
+                //                    if (((currentCharacter = source[currentPosition++])
+                //                      == '\\')
+                //                      && (source[currentPosition] == 'u')) {
+                //                      //-------------unicode traitement ------------
+                //                      int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+                //                      currentPosition++;
+                //                      while (source[currentPosition] == 'u') {
+                //                        currentPosition++;
+                //                      }
+                //                      if ((c1 =
+                //                        Character.getNumericValue(source[currentPosition++]))
+                //                        > 15
+                //                        || c1 < 0
+                //                        || (c2 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c2 < 0
+                //                        || (c3 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c3 < 0
+                //                        || (c4 =
+                //                          Character.getNumericValue(source[currentPosition++]))
+                //                          > 15
+                //                        || c4 < 0) {
+                //                        //error don't care of the value
+                //                        currentCharacter = 'A';
+                //                      } //something different from * and /
+                //                      else {
+                //                        currentCharacter =
+                //                          (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+                //                      }
+                //                    }
               }
-              break;
+            } catch (IndexOutOfBoundsException e) {
+              return;
             }
-
-          default :
-            if (isPHPIdentifierStart(currentCharacter)
-              || currentCharacter == '$') {
-              try {
-                scanIdentifierOrKeyword((currentCharacter == '$'));
-              } catch (InvalidInputException ex) {
-              };
-              break;
+            break;
+          }
+          break;
+        }
+        default:
+          if (isPHPIdentifierStart(currentCharacter) || currentCharacter == '$') {
+            try {
+              scanIdentifierOrKeyword((currentCharacter == '$'));
+            } catch (InvalidInputException ex) {
             }
-            if (Character.isDigit(currentCharacter)) {
-              try {
-                scanNumber(false);
-              } catch (InvalidInputException ex) {
-              };
-              break;
+            ;
+            break;
+          }
+          if (Character.isDigit(currentCharacter)) {
+            try {
+              scanNumber(false);
+            } catch (InvalidInputException ex) {
             }
+            ;
+            break;
+          }
         }
       }
       //-----------------end switch while try--------------------
@@ -1988,53 +2382,53 @@ public class Scanner implements IScanner, ITerminalSymbols {
     }
     return;
   }
-  public final boolean jumpOverUnicodeWhiteSpace()
-    throws InvalidInputException {
-    //BOOLEAN
-    //handle the case of unicode. Jump over the next whiteSpace
-    //making startPosition pointing on the next available char
-    //On false, the currentCharacter is filled up with a potential
-    //correct char
-
-    try {
-      this.wasAcr = false;
-      int c1, c2, c3, c4;
-      int unicodeSize = 6;
-      currentPosition++;
-      while (source[currentPosition] == 'u') {
-        currentPosition++;
-        unicodeSize++;
-      }
-
-      if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
-        || c1 < 0)
-        || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
-          || c2 < 0)
-        || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
-          || c3 < 0)
-        || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
-          || c4 < 0)) {
-        throw new InvalidInputException(INVALID_UNICODE_ESCAPE);
-      }
-
-      currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
-      if (recordLineSeparator
-        && ((currentCharacter == '\r') || (currentCharacter == '\n')))
-        pushLineSeparator();
-      if (Character.isWhitespace(currentCharacter))
-        return true;
 
-      //buffer the new char which is not a white space
-      withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-      //withoutUnicodePtr == 1 is true here
-      return false;
-    } catch (IndexOutOfBoundsException e) {
-      throw new InvalidInputException(INVALID_UNICODE_ESCAPE);
-    }
-  }
+  //  public final boolean jumpOverUnicodeWhiteSpace()
+  //    throws InvalidInputException {
+  //    //BOOLEAN
+  //    //handle the case of unicode. Jump over the next whiteSpace
+  //    //making startPosition pointing on the next available char
+  //    //On false, the currentCharacter is filled up with a potential
+  //    //correct char
+  //
+  //    try {
+  //      this.wasAcr = false;
+  //      int c1, c2, c3, c4;
+  //      int unicodeSize = 6;
+  //      currentPosition++;
+  //      while (source[currentPosition] == 'u') {
+  //        currentPosition++;
+  //        unicodeSize++;
+  //      }
+  //
+  //      if (((c1 = Character.getNumericValue(source[currentPosition++])) > 15
+  //        || c1 < 0)
+  //        || ((c2 = Character.getNumericValue(source[currentPosition++])) > 15
+  //          || c2 < 0)
+  //        || ((c3 = Character.getNumericValue(source[currentPosition++])) > 15
+  //          || c3 < 0)
+  //        || ((c4 = Character.getNumericValue(source[currentPosition++])) > 15
+  //          || c4 < 0)) {
+  //        throw new InvalidInputException(INVALID_UNICODE_ESCAPE);
+  //      }
+  //
+  //      currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+  //      if (recordLineSeparator
+  //        && ((currentCharacter == '\r') || (currentCharacter == '\n')))
+  //        pushLineSeparator();
+  //      if (Character.isWhitespace(currentCharacter))
+  //        return true;
+  //
+  //      //buffer the new char which is not a white space
+  //      withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+  //      //withoutUnicodePtr == 1 is true here
+  //      return false;
+  //    } catch (IndexOutOfBoundsException e) {
+  //      throw new InvalidInputException(INVALID_UNICODE_ESCAPE);
+  //    }
+  //  }
   public final int[] getLineEnds() {
-    //return a bounded copy of this.lineEnds 
-
+    //return a bounded copy of this.lineEnds
     int[] copy;
     System.arraycopy(lineEnds, 0, copy = new int[linePtr + 1], 0, linePtr + 1);
     return copy;
@@ -2043,76 +2437,137 @@ public class Scanner implements IScanner, ITerminalSymbols {
   public char[] getSource() {
     return this.source;
   }
+
+  public static boolean isIdentifierOrKeyword(int token) {
+    return (token == TokenNameIdentifier) || (token > TokenNameKEYWORD);
+  }
+
   final char[] optimizedCurrentTokenSource1() {
     //return always the same char[] build only once
-
     //optimization at no speed cost of 99.5 % of the singleCharIdentifier
     char charOne = source[startPosition];
     switch (charOne) {
-      case 'a' :
-        return charArray_a;
-      case 'b' :
-        return charArray_b;
-      case 'c' :
-        return charArray_c;
-      case 'd' :
-        return charArray_d;
-      case 'e' :
-        return charArray_e;
-      case 'f' :
-        return charArray_f;
-      case 'g' :
-        return charArray_g;
-      case 'h' :
-        return charArray_h;
-      case 'i' :
-        return charArray_i;
-      case 'j' :
-        return charArray_j;
-      case 'k' :
-        return charArray_k;
-      case 'l' :
-        return charArray_l;
-      case 'm' :
-        return charArray_m;
-      case 'n' :
-        return charArray_n;
-      case 'o' :
-        return charArray_o;
-      case 'p' :
-        return charArray_p;
-      case 'q' :
-        return charArray_q;
-      case 'r' :
-        return charArray_r;
-      case 's' :
-        return charArray_s;
-      case 't' :
-        return charArray_t;
-      case 'u' :
-        return charArray_u;
-      case 'v' :
-        return charArray_v;
-      case 'w' :
-        return charArray_w;
-      case 'x' :
-        return charArray_x;
-      case 'y' :
-        return charArray_y;
-      case 'z' :
-        return charArray_z;
-      default :
-        return new char[] { charOne };
+    case 'a':
+      return charArray_a;
+    case 'b':
+      return charArray_b;
+    case 'c':
+      return charArray_c;
+    case 'd':
+      return charArray_d;
+    case 'e':
+      return charArray_e;
+    case 'f':
+      return charArray_f;
+    case 'g':
+      return charArray_g;
+    case 'h':
+      return charArray_h;
+    case 'i':
+      return charArray_i;
+    case 'j':
+      return charArray_j;
+    case 'k':
+      return charArray_k;
+    case 'l':
+      return charArray_l;
+    case 'm':
+      return charArray_m;
+    case 'n':
+      return charArray_n;
+    case 'o':
+      return charArray_o;
+    case 'p':
+      return charArray_p;
+    case 'q':
+      return charArray_q;
+    case 'r':
+      return charArray_r;
+    case 's':
+      return charArray_s;
+    case 't':
+      return charArray_t;
+    case 'u':
+      return charArray_u;
+    case 'v':
+      return charArray_v;
+    case 'w':
+      return charArray_w;
+    case 'x':
+      return charArray_x;
+    case 'y':
+      return charArray_y;
+    case 'z':
+      return charArray_z;
+    default:
+      return new char[] { charOne };
     }
   }
 
   final char[] optimizedCurrentTokenSource2() {
-    //try to return the same char[] build only once
-
     char c0, c1;
-    int hash =
-      (((c0 = source[startPosition]) << 6) + (c1 = source[startPosition + 1]))
-        % TableSize;
+    c0 = source[startPosition];
+    c1 = source[startPosition + 1];
+    if (c0 == '$') {
+      //return always the same char[] build only once
+      //optimization at no speed cost of 99.5 % of the singleCharIdentifier
+      switch (c1) {
+      case 'a':
+        return charArray_va;
+      case 'b':
+        return charArray_vb;
+      case 'c':
+        return charArray_vc;
+      case 'd':
+        return charArray_vd;
+      case 'e':
+        return charArray_ve;
+      case 'f':
+        return charArray_vf;
+      case 'g':
+        return charArray_vg;
+      case 'h':
+        return charArray_vh;
+      case 'i':
+        return charArray_vi;
+      case 'j':
+        return charArray_vj;
+      case 'k':
+        return charArray_vk;
+      case 'l':
+        return charArray_vl;
+      case 'm':
+        return charArray_vm;
+      case 'n':
+        return charArray_vn;
+      case 'o':
+        return charArray_vo;
+      case 'p':
+        return charArray_vp;
+      case 'q':
+        return charArray_vq;
+      case 'r':
+        return charArray_vr;
+      case 's':
+        return charArray_vs;
+      case 't':
+        return charArray_vt;
+      case 'u':
+        return charArray_vu;
+      case 'v':
+        return charArray_vv;
+      case 'w':
+        return charArray_vw;
+      case 'x':
+        return charArray_vx;
+      case 'y':
+        return charArray_vy;
+      case 'z':
+        return charArray_vz;
+      }
+    }
+    //try to return the same char[] build only once
+    int hash = ((c0 << 6) + c1) % TableSize;
     char[][] table = charArray_length[0][hash];
     int i = newEntry2;
     while (++i < InternalTableSize) {
@@ -2139,12 +2594,8 @@ public class Scanner implements IScanner, ITerminalSymbols {
 
   final char[] optimizedCurrentTokenSource3() {
     //try to return the same char[] build only once
-
     char c0, c1, c2;
-    int hash =
-      (((c0 = source[startPosition]) << 12)
-        + ((c1 = source[startPosition + 1]) << 6)
-        + (c2 = source[startPosition + 2]))
+    int hash = (((c0 = source[startPosition]) << 12) + ((c1 = source[startPosition + 1]) << 6) + (c2 = source[startPosition + 2]))
         % TableSize;
     char[][] table = charArray_length[1][hash];
     int i = newEntry3;
@@ -2172,22 +2623,15 @@ public class Scanner implements IScanner, ITerminalSymbols {
 
   final char[] optimizedCurrentTokenSource4() {
     //try to return the same char[] build only once
-
     char c0, c1, c2, c3;
-    long hash =
-      ((((long) (c0 = source[startPosition])) << 18)
-        + ((c1 = source[startPosition + 1]) << 12)
-        + ((c2 = source[startPosition + 2]) << 6)
-        + (c3 = source[startPosition + 3]))
+    long hash = ((((long) (c0 = source[startPosition])) << 18) + ((c1 = source[startPosition + 1]) << 12)
+        + ((c2 = source[startPosition + 2]) << 6) + (c3 = source[startPosition + 3]))
         % TableSize;
     char[][] table = charArray_length[2][(int) hash];
     int i = newEntry4;
     while (++i < InternalTableSize) {
       char[] charArray = table[i];
-      if ((c0 == charArray[0])
-        && (c1 == charArray[1])
-        && (c2 == charArray[2])
-        && (c3 == charArray[3]))
+      if ((c0 == charArray[0]) && (c1 == charArray[1]) && (c2 == charArray[2]) && (c3 == charArray[3]))
         return charArray;
     }
     //---------other side---------
@@ -2195,10 +2639,7 @@ public class Scanner implements IScanner, ITerminalSymbols {
     int max = newEntry4;
     while (++i <= max) {
       char[] charArray = table[i];
-      if ((c0 == charArray[0])
-        && (c1 == charArray[1])
-        && (c2 == charArray[2])
-        && (c3 == charArray[3]))
+      if ((c0 == charArray[0]) && (c1 == charArray[1]) && (c2 == charArray[2]) && (c3 == charArray[3]))
         return charArray;
     }
     //--------add the entry-------
@@ -2208,29 +2649,19 @@ public class Scanner implements IScanner, ITerminalSymbols {
     table[max] = (r = new char[] { c0, c1, c2, c3 });
     newEntry4 = max;
     return r;
-
   }
 
   final char[] optimizedCurrentTokenSource5() {
     //try to return the same char[] build only once
-
     char c0, c1, c2, c3, c4;
-    long hash =
-      ((((long) (c0 = source[startPosition])) << 24)
-        + (((long) (c1 = source[startPosition + 1])) << 18)
-        + ((c2 = source[startPosition + 2]) << 12)
-        + ((c3 = source[startPosition + 3]) << 6)
-        + (c4 = source[startPosition + 4]))
+    long hash = ((((long) (c0 = source[startPosition])) << 24) + (((long) (c1 = source[startPosition + 1])) << 18)
+        + ((c2 = source[startPosition + 2]) << 12) + ((c3 = source[startPosition + 3]) << 6) + (c4 = source[startPosition + 4]))
         % TableSize;
     char[][] table = charArray_length[3][(int) hash];
     int i = newEntry5;
     while (++i < InternalTableSize) {
       char[] charArray = table[i];
-      if ((c0 == charArray[0])
-        && (c1 == charArray[1])
-        && (c2 == charArray[2])
-        && (c3 == charArray[3])
-        && (c4 == charArray[4]))
+      if ((c0 == charArray[0]) && (c1 == charArray[1]) && (c2 == charArray[2]) && (c3 == charArray[3]) && (c4 == charArray[4]))
         return charArray;
     }
     //---------other side---------
@@ -2238,11 +2669,7 @@ public class Scanner implements IScanner, ITerminalSymbols {
     int max = newEntry5;
     while (++i <= max) {
       char[] charArray = table[i];
-      if ((c0 == charArray[0])
-        && (c1 == charArray[1])
-        && (c2 == charArray[2])
-        && (c3 == charArray[3])
-        && (c4 == charArray[4]))
+      if ((c0 == charArray[0]) && (c1 == charArray[1]) && (c2 == charArray[2]) && (c3 == charArray[3]) && (c4 == charArray[4]))
         return charArray;
     }
     //--------add the entry-------
@@ -2252,31 +2679,21 @@ public class Scanner implements IScanner, ITerminalSymbols {
     table[max] = (r = new char[] { c0, c1, c2, c3, c4 });
     newEntry5 = max;
     return r;
-
   }
 
   final char[] optimizedCurrentTokenSource6() {
     //try to return the same char[] build only once
-
     char c0, c1, c2, c3, c4, c5;
-    long hash =
-      ((((long) (c0 = source[startPosition])) << 32)
-        + (((long) (c1 = source[startPosition + 1])) << 24)
-        + (((long) (c2 = source[startPosition + 2])) << 18)
-        + ((c3 = source[startPosition + 3]) << 12)
-        + ((c4 = source[startPosition + 4]) << 6)
-        + (c5 = source[startPosition + 5]))
+    long hash = ((((long) (c0 = source[startPosition])) << 32) + (((long) (c1 = source[startPosition + 1])) << 24)
+        + (((long) (c2 = source[startPosition + 2])) << 18) + ((c3 = source[startPosition + 3]) << 12)
+        + ((c4 = source[startPosition + 4]) << 6) + (c5 = source[startPosition + 5]))
         % TableSize;
     char[][] table = charArray_length[4][(int) hash];
     int i = newEntry6;
     while (++i < InternalTableSize) {
       char[] charArray = table[i];
-      if ((c0 == charArray[0])
-        && (c1 == charArray[1])
-        && (c2 == charArray[2])
-        && (c3 == charArray[3])
-        && (c4 == charArray[4])
-        && (c5 == charArray[5]))
+      if ((c0 == charArray[0]) && (c1 == charArray[1]) && (c2 == charArray[2]) && (c3 == charArray[3]) && (c4 == charArray[4])
+          && (c5 == charArray[5]))
         return charArray;
     }
     //---------other side---------
@@ -2284,12 +2701,8 @@ public class Scanner implements IScanner, ITerminalSymbols {
     int max = newEntry6;
     while (++i <= max) {
       char[] charArray = table[i];
-      if ((c0 == charArray[0])
-        && (c1 == charArray[1])
-        && (c2 == charArray[2])
-        && (c3 == charArray[3])
-        && (c4 == charArray[4])
-        && (c5 == charArray[5]))
+      if ((c0 == charArray[0]) && (c1 == charArray[1]) && (c2 == charArray[2]) && (c3 == charArray[3]) && (c4 == charArray[4])
+          && (c5 == charArray[5]))
         return charArray;
     }
     //--------add the entry-------
@@ -2304,13 +2717,11 @@ public class Scanner implements IScanner, ITerminalSymbols {
   public final void pushLineSeparator() throws InvalidInputException {
     //see comment on isLineDelimiter(char) for the use of '\n' and '\r'
     final int INCREMENT = 250;
-
     if (this.checkNonExternalizedStringLiterals) {
       // reinitialize the current line for non externalize strings purpose
       currentLine = null;
     }
     //currentCharacter is at position currentPosition-1
-
     // cr 000D
     if (currentCharacter == '\r') {
       int separatorPos = currentPosition - 1;
@@ -2330,7 +2741,7 @@ public class Scanner implements IScanner, ITerminalSymbols {
       // look-ahead for merged cr+lf
       try {
         if (source[currentPosition] == '\n') {
-          //System.out.println("look-ahead LF-" + currentPosition);                    
+          //System.out.println("look-ahead LF-" + currentPosition);
           lineEnds[linePtr] = currentPosition;
           currentPosition++;
           wasAcr = false;
@@ -2345,13 +2756,13 @@ public class Scanner implements IScanner, ITerminalSymbols {
       if (currentCharacter == '\n') {
         //must merge eventual cr followed by lf
         if (wasAcr && (lineEnds[linePtr] == (currentPosition - 2))) {
-          //System.out.println("merge LF-" + (currentPosition - 1));                                                   
+          //System.out.println("merge LF-" + (currentPosition - 1));
           lineEnds[linePtr] = currentPosition - 1;
         } else {
           int separatorPos = currentPosition - 1;
           if ((linePtr > 0) && (lineEnds[linePtr] >= separatorPos))
             return;
-          // System.out.println("LF-" + separatorPos);                                                 
+          // System.out.println("LF-" + separatorPos);
           try {
             lineEnds[++linePtr] = separatorPos;
           } catch (IndexOutOfBoundsException e) {
@@ -2367,19 +2778,16 @@ public class Scanner implements IScanner, ITerminalSymbols {
       }
     }
   }
+
   public final void pushUnicodeLineSeparator() {
     // isUnicode means that the \r or \n has been read as a unicode character
-
     //see comment on isLineDelimiter(char) for the use of '\n' and '\r'
-
     final int INCREMENT = 250;
     //currentCharacter is at position currentPosition-1
-
     if (this.checkNonExternalizedStringLiterals) {
       // reinitialize the current line for non externalize strings purpose
       currentLine = null;
     }
-
     // cr 000D
     if (currentCharacter == '\r') {
       int separatorPos = currentPosition - 6;
@@ -2398,7 +2806,7 @@ public class Scanner implements IScanner, ITerminalSymbols {
       }
       // look-ahead for merged cr+lf
       if (source[currentPosition] == '\n') {
-        //System.out.println("look-ahead LF-" + currentPosition);                      
+        //System.out.println("look-ahead LF-" + currentPosition);
         lineEnds[linePtr] = currentPosition;
         currentPosition++;
         wasAcr = false;
@@ -2410,13 +2818,13 @@ public class Scanner implements IScanner, ITerminalSymbols {
       if (currentCharacter == '\n') {
         //must merge eventual cr followed by lf
         if (wasAcr && (lineEnds[linePtr] == (currentPosition - 7))) {
-          //System.out.println("merge LF-" + (currentPosition - 1));                                                   
+          //System.out.println("merge LF-" + (currentPosition - 1));
           lineEnds[linePtr] = currentPosition - 6;
         } else {
           int separatorPos = currentPosition - 6;
           if ((linePtr > 0) && (lineEnds[linePtr] >= separatorPos))
             return;
-          // System.out.println("LF-" + separatorPos);                                                 
+          // System.out.println("LF-" + separatorPos);
           try {
             lineEnds[++linePtr] = separatorPos;
           } catch (IndexOutOfBoundsException e) {
@@ -2432,710 +2840,760 @@ public class Scanner implements IScanner, ITerminalSymbols {
       }
     }
   }
-  public final void recordComment(boolean isJavadoc) {
 
-    // a new annotation comment is recorded
-    try {
-      commentStops[++commentPtr] =
-        isJavadoc ? currentPosition : -currentPosition;
-    } catch (IndexOutOfBoundsException e) {
-      int oldStackLength = commentStops.length;
-      int[] oldStack = commentStops;
-      commentStops = new int[oldStackLength + 30];
-      System.arraycopy(oldStack, 0, commentStops, 0, oldStackLength);
-      commentStops[commentPtr] = isJavadoc ? currentPosition : -currentPosition;
-      //grows the positions buffers too
-      int[] old = commentStarts;
-      commentStarts = new int[oldStackLength + 30];
-      System.arraycopy(old, 0, commentStarts, 0, oldStackLength);
+  public void recordComment(int token) {
+    // compute position
+    int stopPosition = this.currentPosition;
+    switch (token) {
+    case TokenNameCOMMENT_LINE:
+      stopPosition = -this.lastCommentLinePosition;
+      break;
+    case TokenNameCOMMENT_BLOCK:
+      stopPosition = -this.currentPosition;
+      break;
     }
 
-    //the buffer is of a correct size here
-    commentStarts[commentPtr] = startPosition;
+    // a new comment is recorded
+    int length = this.commentStops.length;
+    if (++this.commentPtr >= length) {
+      System.arraycopy(this.commentStops, 0, this.commentStops = new int[length + 30], 0, length);
+      //grows the positions buffers too
+      System.arraycopy(this.commentStarts, 0, this.commentStarts = new int[length + 30], 0, length);
+    }
+    this.commentStops[this.commentPtr] = stopPosition;
+    this.commentStarts[this.commentPtr] = this.startPosition;
   }
+
+  //  public final void recordComment(boolean isJavadoc) {
+  //    // a new annotation comment is recorded
+  //    try {
+  //      commentStops[++commentPtr] = isJavadoc
+  //          ? currentPosition
+  //          : -currentPosition;
+  //    } catch (IndexOutOfBoundsException e) {
+  //      int oldStackLength = commentStops.length;
+  //      int[] oldStack = commentStops;
+  //      commentStops = new int[oldStackLength + 30];
+  //      System.arraycopy(oldStack, 0, commentStops, 0, oldStackLength);
+  //      commentStops[commentPtr] = isJavadoc ? currentPosition : -currentPosition;
+  //      //grows the positions buffers too
+  //      int[] old = commentStarts;
+  //      commentStarts = new int[oldStackLength + 30];
+  //      System.arraycopy(old, 0, commentStarts, 0, oldStackLength);
+  //    }
+  //    //the buffer is of a correct size here
+  //    commentStarts[commentPtr] = startPosition;
+  //  }
   public void resetTo(int begin, int end) {
     //reset the scanner to a given position where it may rescan again
-
     diet = false;
     initialPosition = startPosition = currentPosition = begin;
     eofPosition = end < Integer.MAX_VALUE ? end + 1 : end;
     commentPtr = -1; // reset comment stack
   }
 
-  public final void scanSingleQuotedEscapeCharacter()
-    throws InvalidInputException {
+  public final void scanSingleQuotedEscapeCharacter() throws InvalidInputException {
     // the string with "\\u" is a legal string of two chars \ and u
     //thus we use a direct access to the source (for regular cases).
-
-    if (unicodeAsBackSlash) {
-      // consume next character
-      unicodeAsBackSlash = false;
-      if (((currentCharacter = source[currentPosition++]) == '\\')
-        && (source[currentPosition] == 'u')) {
-        getNextUnicodeChar();
-      } else {
-        if (withoutUnicodePtr != 0) {
-          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        }
-      }
-    } else
-      currentCharacter = source[currentPosition++];
+    //    if (unicodeAsBackSlash) {
+    //      // consume next character
+    //      unicodeAsBackSlash = false;
+    //      if (((currentCharacter = source[currentPosition++]) == '\\')
+    //        && (source[currentPosition] == 'u')) {
+    //        getNextUnicodeChar();
+    //      } else {
+    //        if (withoutUnicodePtr != 0) {
+    //          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+    //        }
+    //      }
+    //    } else
+    currentCharacter = source[currentPosition++];
     switch (currentCharacter) {
-      case '\'' :
-        currentCharacter = '\'';
-        break;
-      case '\\' :
-        currentCharacter = '\\';
-        break;
-      default :
-        currentCharacter = '\\';
-        currentPosition--;
+    case '\'':
+      currentCharacter = '\'';
+      break;
+    case '\\':
+      currentCharacter = '\\';
+      break;
+    default:
+      currentCharacter = '\\';
+      currentPosition--;
     }
   }
 
-  public final void scanDoubleQuotedEscapeCharacter()
-    throws InvalidInputException {
+  public final void scanDoubleQuotedEscapeCharacter() throws InvalidInputException {
     // the string with "\\u" is a legal string of two chars \ and u
     //thus we use a direct access to the source (for regular cases).
-
-    if (unicodeAsBackSlash) {
-      // consume next character
-      unicodeAsBackSlash = false;
-      if (((currentCharacter = source[currentPosition++]) == '\\')
-        && (source[currentPosition] == 'u')) {
-        getNextUnicodeChar();
-      } else {
-        if (withoutUnicodePtr != 0) {
-          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        }
-      }
-    } else
-      currentCharacter = source[currentPosition++];
+    //    if (unicodeAsBackSlash) {
+    //      // consume next character
+    //      unicodeAsBackSlash = false;
+    //      if (((currentCharacter = source[currentPosition++]) == '\\')
+    //        && (source[currentPosition] == 'u')) {
+    //        getNextUnicodeChar();
+    //      } else {
+    //        if (withoutUnicodePtr != 0) {
+    //          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+    //        }
+    //      }
+    //    } else
+    currentCharacter = source[currentPosition++];
     switch (currentCharacter) {
-      //      case 'b' :
-      //        currentCharacter = '\b';
-      //        break;
-      case 't' :
-        currentCharacter = '\t';
-        break;
-      case 'n' :
-        currentCharacter = '\n';
-        break;
-        //      case 'f' :
-        //        currentCharacter = '\f';
-        //        break;
-      case 'r' :
-        currentCharacter = '\r';
-        break;
-      case '\"' :
-        currentCharacter = '\"';
-        break;
-      case '\'' :
-        currentCharacter = '\'';
-        break;
-      case '\\' :
-        currentCharacter = '\\';
-        break;
-      case '$' :
-        currentCharacter = '$';
-        break;
-      default :
-        // -----------octal escape--------------
-        // OctalDigit
-        // OctalDigit OctalDigit
-        // ZeroToThree OctalDigit OctalDigit
-
-        int number = Character.getNumericValue(currentCharacter);
-        if (number >= 0 && number <= 7) {
-          boolean zeroToThreeNot = number > 3;
-          if (Character
-            .isDigit(currentCharacter = source[currentPosition++])) {
-            int digit = Character.getNumericValue(currentCharacter);
-            if (digit >= 0 && digit <= 7) {
-              number = (number * 8) + digit;
-              if (Character
-                .isDigit(currentCharacter = source[currentPosition++])) {
-                if (zeroToThreeNot) { // has read \NotZeroToThree OctalDigit Digit --> ignore last character
+    //      case 'b' :
+    //        currentCharacter = '\b';
+    //        break;
+    case 't':
+      currentCharacter = '\t';
+      break;
+    case 'n':
+      currentCharacter = '\n';
+      break;
+    //      case 'f' :
+    //        currentCharacter = '\f';
+    //        break;
+    case 'r':
+      currentCharacter = '\r';
+      break;
+    case '\"':
+      currentCharacter = '\"';
+      break;
+    case '\'':
+      currentCharacter = '\'';
+      break;
+    case '\\':
+      currentCharacter = '\\';
+      break;
+    case '$':
+      currentCharacter = '$';
+      break;
+    default:
+      // -----------octal escape--------------
+      // OctalDigit
+      // OctalDigit OctalDigit
+      // ZeroToThree OctalDigit OctalDigit
+      int number = Character.getNumericValue(currentCharacter);
+      if (number >= 0 && number <= 7) {
+        boolean zeroToThreeNot = number > 3;
+        if (Character.isDigit(currentCharacter = source[currentPosition++])) {
+          int digit = Character.getNumericValue(currentCharacter);
+          if (digit >= 0 && digit <= 7) {
+            number = (number * 8) + digit;
+            if (Character.isDigit(currentCharacter = source[currentPosition++])) {
+              if (zeroToThreeNot) { // has read \NotZeroToThree OctalDigit
+                // Digit --> ignore last character
+                currentPosition--;
+              } else {
+                digit = Character.getNumericValue(currentCharacter);
+                if (digit >= 0 && digit <= 7) {
+                  // has read \ZeroToThree OctalDigit OctalDigit
+                  number = (number * 8) + digit;
+                } else { // has read \ZeroToThree OctalDigit NonOctalDigit
+                  // --> ignore last character
                   currentPosition--;
-                } else {
-                  digit = Character.getNumericValue(currentCharacter);
-                  if (digit >= 0 && digit <= 7) {
-                    // has read \ZeroToThree OctalDigit OctalDigit
-                    number = (number * 8) + digit;
-                  } else { // has read \ZeroToThree OctalDigit NonOctalDigit --> ignore last character
-                    currentPosition--;
-                  }
                 }
-              } else { // has read \OctalDigit NonDigit--> ignore last character
-                currentPosition--;
               }
-            } else { // has read \OctalDigit NonOctalDigit--> ignore last character                                            
+            } else { // has read \OctalDigit NonDigit--> ignore last
+              // character
               currentPosition--;
             }
-          } else { // has read \OctalDigit --> ignore last character
+          } else { // has read \OctalDigit NonOctalDigit--> ignore last
+            // character
             currentPosition--;
           }
-          if (number > 255)
-            throw new InvalidInputException(INVALID_ESCAPE);
-          currentCharacter = (char) number;
+        } else { // has read \OctalDigit --> ignore last character
+          currentPosition--;
         }
-        //else
-        //     throw new InvalidInputException(INVALID_ESCAPE);
+        if (number > 255)
+          throw new InvalidInputException(INVALID_ESCAPE);
+        currentCharacter = (char) number;
+      }
+    //else
+    //     throw new InvalidInputException(INVALID_ESCAPE);
     }
   }
 
   //  public int scanIdentifierOrKeyword() throws InvalidInputException {
   //    return scanIdentifierOrKeyword( false );
   //  }
-
-  public int scanIdentifierOrKeyword(boolean isVariable)
-    throws InvalidInputException {
+  public int scanIdentifierOrKeyword(boolean isVariable) throws InvalidInputException {
     //test keywords
-
     //first dispatch on the first char.
     //then the length. If there are several
     //keywors with the same length AND the same first char, then do another
     //disptach on the second char :-)...cool....but fast !
-
     useAssertAsAnIndentifier = false;
-
     while (getNextCharAsJavaIdentifierPart()) {
-    };
-
+    }
+    ;
     if (isVariable) {
+      //      if (new String(getCurrentTokenSource()).equals("$this")) {
+      //        return TokenNamethis;
+      //      }
       return TokenNameVariable;
     }
     int index, length;
     char[] data;
     char firstLetter;
-    if (withoutUnicodePtr == 0)
-
-      //quick test on length == 1 but not on length > 12 while most identifier
-      //have a length which is <= 12...but there are lots of identifier with
-      //only one char....
-
-      {
-      if ((length = currentPosition - startPosition) == 1)
-        return TokenNameIdentifier;
-      //  data = source;
-      data = new char[length];
-      index = startPosition;
-      for (int i = 0; i < length; i++) {
-        data[i] = Character.toLowerCase(source[index + i]);
-      }
-      index = 0;
-    } else {
-      if ((length = withoutUnicodePtr) == 1)
-        return TokenNameIdentifier;
-      // data = withoutUnicodeBuffer;
-      data = new char[withoutUnicodeBuffer.length];
-      for (int i = 0; i < withoutUnicodeBuffer.length; i++) {
-        data[i] = Character.toLowerCase(withoutUnicodeBuffer[i]);
-      }
-      index = 1;
+    //    if (withoutUnicodePtr == 0)
+    //quick test on length == 1 but not on length > 12 while most identifier
+    //have a length which is <= 12...but there are lots of identifier with
+    //only one char....
+    //      {
+    if ((length = currentPosition - startPosition) == 1)
+      return TokenNameIdentifier;
+    //  data = source;
+    data = new char[length];
+    index = startPosition;
+    for (int i = 0; i < length; i++) {
+      data[i] = Character.toLowerCase(source[index + i]);
     }
-
+    index = 0;
+    //    } else {
+    //      if ((length = withoutUnicodePtr) == 1)
+    //        return TokenNameIdentifier;
+    //      // data = withoutUnicodeBuffer;
+    //      data = new char[withoutUnicodeBuffer.length];
+    //      for (int i = 0; i < withoutUnicodeBuffer.length; i++) {
+    //        data[i] = Character.toLowerCase(withoutUnicodeBuffer[i]);
+    //      }
+    //      index = 1;
+    //    }
     firstLetter = data[index];
     switch (firstLetter) {
-
-      case 'a' : // as and array
-        switch (length) {
-          case 2 : //as
-            if ((data[++index] == 's')) {
-              return TokenNameas;
-            } else {
-              return TokenNameIdentifier;
-            }
-          case 3 : //and
-            if ((data[++index] == 'n') && (data[++index] == 'd')) {
-              return TokenNameAND;
-            } else {
-              return TokenNameIdentifier;
-            }
-            //          case 5 :
-            //            if ((data[++index] == 'r') && (data[++index] == 'r') && (data[++index] == 'a') && (data[++index] == 'y'))
-            //              return TokenNamearray;
-            //            else
-            //              return TokenNameIdentifier;
-          default :
-            return TokenNameIdentifier;
-        }
-      case 'b' : //break
-        switch (length) {
-          case 5 :
-            if ((data[++index] == 'r')
-              && (data[++index] == 'e')
-              && (data[++index] == 'a')
-              && (data[++index] == 'k'))
-              return TokenNamebreak;
-            else
-              return TokenNameIdentifier;
-          default :
-            return TokenNameIdentifier;
-        }
-
-      case 'c' : //case class continue
-        switch (length) {
-          case 4 :
-            if ((data[++index] == 'a')
-              && (data[++index] == 's')
-              && (data[++index] == 'e'))
-              return TokenNamecase;
-            else
-              return TokenNameIdentifier;
-          case 5 :
-            if ((data[++index] == 'l')
-              && (data[++index] == 'a')
-              && (data[++index] == 's')
-              && (data[++index] == 's'))
-              return TokenNameclass;
-            else
-              return TokenNameIdentifier;
-          case 8 :
-            if ((data[++index] == 'o')
-              && (data[++index] == 'n')
-              && (data[++index] == 't')
-              && (data[++index] == 'i')
-              && (data[++index] == 'n')
-              && (data[++index] == 'u')
-              && (data[++index] == 'e'))
-              return TokenNamecontinue;
-            else
-              return TokenNameIdentifier;
-          default :
-            return TokenNameIdentifier;
-        }
-
-      case 'd' : //define default do 
-        switch (length) {
-          case 2 :
-            if ((data[++index] == 'o'))
-              return TokenNamedo;
-            else
-              return TokenNameIdentifier;
-          case 6 :
-            if ((data[++index] == 'e')
-              && (data[++index] == 'f')
-              && (data[++index] == 'i')
-              && (data[++index] == 'n')
-              && (data[++index] == 'e'))
-              return TokenNamedefine;
-            else
-              return TokenNameIdentifier;
-          case 7 :
-            if ((data[++index] == 'e')
-              && (data[++index] == 'f')
-              && (data[++index] == 'a')
-              && (data[++index] == 'u')
-              && (data[++index] == 'l')
-              && (data[++index] == 't'))
-              return TokenNamedefault;
-            else
-              return TokenNameIdentifier;
-          default :
-            return TokenNameIdentifier;
-        }
-      case 'e' : //echo else elseif extends
-        switch (length) {
-          case 4 :
-            if ((data[++index] == 'c')
-              && (data[++index] == 'h')
-              && (data[++index] == 'o'))
-              return TokenNameecho;
-            else if (
-              (data[index] == 'l')
-                && (data[++index] == 's')
-                && (data[++index] == 'e'))
-              return TokenNameelse;
-            else
-              return TokenNameIdentifier;
-          case 5 : // endif
-            if ((data[++index] == 'n')
-              && (data[++index] == 'd')
-              && (data[++index] == 'i')
-              && (data[++index] == 'f'))
-              return TokenNameendif;
-            else
-              return TokenNameIdentifier;
-          case 6 : // endfor
-            if ((data[++index] == 'n')
-              && (data[++index] == 'd')
-              && (data[++index] == 'f')
-              && (data[++index] == 'o')
-              && (data[++index] == 'r'))
-              return TokenNameendfor;
-            else if (
-              (data[index] == 'l')
-                && (data[++index] == 's')
-                && (data[++index] == 'e')
-                && (data[++index] == 'i')
-                && (data[++index] == 'f'))
-              return TokenNameelseif;
-            else
-              return TokenNameIdentifier;
-          case 7 :
-            if ((data[++index] == 'x')
-              && (data[++index] == 't')
-              && (data[++index] == 'e')
-              && (data[++index] == 'n')
-              && (data[++index] == 'd')
-              && (data[++index] == 's'))
-              return TokenNameextends;
-            else
-              return TokenNameIdentifier;
-          case 8 : // endwhile
-            if ((data[++index] == 'n')
-              && (data[++index] == 'd')
-              && (data[++index] == 'w')
-              && (data[++index] == 'h')
-              && (data[++index] == 'i')
-              && (data[++index] == 'l')
-              && (data[++index] == 'e'))
-              return TokenNameendwhile;
-            else
-              return TokenNameIdentifier;
-          case 9 : // endswitch
-            if ((data[++index] == 'n')
-              && (data[++index] == 'd')
-              && (data[++index] == 's')
-              && (data[++index] == 'w')
-              && (data[++index] == 'i')
-              && (data[++index] == 't')
-              && (data[++index] == 'c')
-              && (data[++index] == 'h'))
-              return TokenNameendswitch;
-            else
-              return TokenNameIdentifier;
-          case 10 : // endforeach
-            if ((data[++index] == 'n')
-              && (data[++index] == 'd')
-              && (data[++index] == 'f')
-              && (data[++index] == 'o')
-              && (data[++index] == 'r')
-              && (data[++index] == 'e')
-              && (data[++index] == 'a')
-              && (data[++index] == 'c')
-              && (data[++index] == 'h'))
-              return TokenNameendforeach;
-            else
-              return TokenNameIdentifier;
-
-          default :
-            return TokenNameIdentifier;
-        }
-
-      case 'f' : //for false function
-        switch (length) {
-          case 3 :
-            if ((data[++index] == 'o') && (data[++index] == 'r'))
-              return TokenNamefor;
-            else
-              return TokenNameIdentifier;
-          case 5 :
-            if ((data[++index] == 'a')
-              && (data[++index] == 'l')
-              && (data[++index] == 's')
-              && (data[++index] == 'e'))
-              return TokenNamefalse;
-            else
-              return TokenNameIdentifier;
-          case 7 : // function
-            if ((data[++index] == 'o')
-              && (data[++index] == 'r')
-              && (data[++index] == 'e')
-              && (data[++index] == 'a')
-              && (data[++index] == 'c')
-              && (data[++index] == 'h'))
-              return TokenNameforeach;
-            else
-              return TokenNameIdentifier;
-          case 8 : // function
-            if ((data[++index] == 'u')
-              && (data[++index] == 'n')
-              && (data[++index] == 'c')
-              && (data[++index] == 't')
-              && (data[++index] == 'i')
-              && (data[++index] == 'o')
-              && (data[++index] == 'n'))
-              return TokenNamefunction;
-            else
-              return TokenNameIdentifier;
-          default :
-            return TokenNameIdentifier;
+    case '_':
+      switch (length) {
+      case 8:
+        //__FILE__
+        if ((data[++index] == '_') && (data[++index] == 'f') && (data[++index] == 'i') && (data[++index] == 'l')
+            && (data[++index] == 'e') && (data[++index] == '_') && (data[++index] == '_'))
+          return TokenNameFILE;
+        index = 0; //__LINE__
+        if ((data[++index] == '_') && (data[++index] == 'l') && (data[++index] == 'i') && (data[++index] == 'n')
+            && (data[++index] == 'e') && (data[++index] == '_') && (data[++index] == '_'))
+          return TokenNameLINE;
+        break;
+      case 9:
+        //__CLASS__
+        if ((data[++index] == '_') && (data[++index] == 'c') && (data[++index] == 'l') && (data[++index] == 'a')
+            && (data[++index] == 's') && (data[++index] == 's') && (data[++index] == '_') && (data[++index] == '_'))
+          return TokenNameCLASS_C;
+        break;
+      case 11:
+        //__METHOD__
+        if ((data[++index] == '_') && (data[++index] == 'm') && (data[++index] == 'e') && (data[++index] == 't')
+            && (data[++index] == 'h') && (data[++index] == 'o') && (data[++index] == 'd') && (data[++index] == '_')
+            && (data[++index] == '_'))
+          return TokenNameMETHOD_C;
+        break;
+      case 12:
+        //__FUNCTION__
+        if ((data[++index] == '_') && (data[++index] == 'f') && (data[++index] == 'u') && (data[++index] == 'n')
+            && (data[++index] == 'c') && (data[++index] == 't') && (data[++index] == 'i') && (data[++index] == 'o')
+            && (data[++index] == 'n') && (data[++index] == '_') && (data[++index] == '_'))
+          return TokenNameFUNC_C;
+        break;
+      }
+      return TokenNameIdentifier;
+    case 'a':
+      // as and array abstract
+      switch (length) {
+      case 2:
+        //as
+        if ((data[++index] == 's')) {
+          return TokenNameas;
+        } else {
+          return TokenNameIdentifier;
         }
-      case 'g' : //global
-        if (length == 6) {
-          if ((data[++index] == 'l')
-            && (data[++index] == 'o')
-            && (data[++index] == 'b')
-            && (data[++index] == 'a')
-            && (data[++index] == 'l')) {
-            return TokenNameglobal;
-          }
+      case 3:
+        //and
+        if ((data[++index] == 'n') && (data[++index] == 'd')) {
+          return TokenNameand;
+        } else {
+          return TokenNameIdentifier;
         }
+      case 5:
+        // array
+        if ((data[++index] == 'r') && (data[++index] == 'r') && (data[++index] == 'a') && (data[++index] == 'y'))
+          return TokenNamearray;
+        else
+          return TokenNameIdentifier;
+      case 8:
+        if ((data[++index] == 'b') && (data[++index] == 's') && (data[++index] == 't') && (data[++index] == 'r')
+            && (data[++index] == 'a') && (data[++index] == 'c') && (data[++index] == 't'))
+          return TokenNameabstract;
+        else
+          return TokenNameIdentifier;
+      default:
         return TokenNameIdentifier;
-
-      case 'i' : //if int 
-        switch (length) {
-          case 2 :
-            if (data[++index] == 'f')
-              return TokenNameif;
-            else
-              return TokenNameIdentifier;
-            //          case 3 :
-            //            if ((data[++index] == 'n') && (data[++index] == 't'))
-            //              return TokenNameint;
-            //            else
-            //              return TokenNameIdentifier;
-          case 7 :
-            if ((data[++index] == 'n')
-              && (data[++index] == 'c')
-              && (data[++index] == 'l')
-              && (data[++index] == 'u')
-              && (data[++index] == 'd')
-              && (data[++index] == 'e'))
-              return TokenNameinclude;
-            else
-              return TokenNameIdentifier;
-          case 12 :
-            if ((data[++index] == 'n')
-              && (data[++index] == 'c')
-              && (data[++index] == 'l')
-              && (data[++index] == 'u')
-              && (data[++index] == 'd')
-              && (data[++index] == 'e')
-              && (data[++index] == '_')
-              && (data[++index] == 'o')
-              && (data[++index] == 'n')
-              && (data[++index] == 'c')
-              && (data[++index] == 'e'))
-              return TokenNameinclude_once;
-            else
-              return TokenNameIdentifier;
-          default :
-            return TokenNameIdentifier;
-        }
-
-      case 'l' : //list
-        if (length == 4) {
-          if ((data[++index] == 'i')
-            && (data[++index] == 's')
-            && (data[++index] == 't')) {
-            return TokenNamelist;
-          }
-        }
+      }
+    case 'b':
+      //break
+      switch (length) {
+      case 5:
+        if ((data[++index] == 'r') && (data[++index] == 'e') && (data[++index] == 'a') && (data[++index] == 'k'))
+          return TokenNamebreak;
+        else
+          return TokenNameIdentifier;
+      default:
         return TokenNameIdentifier;
-
-      case 'n' : // new null
-        switch (length) {
-          case 3 :
-            if ((data[++index] == 'e') && (data[++index] == 'w'))
-              return TokenNamenew;
-            else
-              return TokenNameIdentifier;
-          case 4 :
-            if ((data[++index] == 'u')
-              && (data[++index] == 'l')
-              && (data[++index] == 'l'))
-              return TokenNamenull;
-            else
-              return TokenNameIdentifier;
-
-          default :
-            return TokenNameIdentifier;
-        }
-      case 'o' : // or old_function
-        if (length == 2) {
-          if (data[++index] == 'r') {
-            return TokenNameOR;
-          }
+      }
+    case 'c':
+      //case catch class clone const continue
+      switch (length) {
+      case 4:
+        if ((data[++index] == 'a') && (data[++index] == 's') && (data[++index] == 'e'))
+          return TokenNamecase;
+        else
+          return TokenNameIdentifier;
+      case 5:
+        if ((data[++index] == 'a') && (data[++index] == 't') && (data[++index] == 'c') && (data[++index] == 'h'))
+          return TokenNamecatch;
+        index = 0;
+        if ((data[++index] == 'l') && (data[++index] == 'a') && (data[++index] == 's') && (data[++index] == 's'))
+          return TokenNameclass;
+        index = 0;
+        if ((data[++index] == 'l') && (data[++index] == 'o') && (data[++index] == 'n') && (data[++index] == 'e'))
+          return TokenNameclone;
+        index = 0;
+        if ((data[++index] == 'o') && (data[++index] == 'n') && (data[++index] == 's') && (data[++index] == 't'))
+          return TokenNameconst;
+        else
+          return TokenNameIdentifier;
+      case 8:
+        if ((data[++index] == 'o') && (data[++index] == 'n') && (data[++index] == 't') && (data[++index] == 'i')
+            && (data[++index] == 'n') && (data[++index] == 'u') && (data[++index] == 'e'))
+          return TokenNamecontinue;
+        else
+          return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    case 'd':
+      // declare default do die
+      // TODO delete define ==> no keyword !
+      switch (length) {
+      case 2:
+        if ((data[++index] == 'o'))
+          return TokenNamedo;
+        else
+          return TokenNameIdentifier;
+      //          case 6 :
+      //            if ((data[++index] == 'e')
+      //              && (data[++index] == 'f')
+      //              && (data[++index] == 'i')
+      //              && (data[++index] == 'n')
+      //              && (data[++index] == 'e'))
+      //              return TokenNamedefine;
+      //            else
+      //              return TokenNameIdentifier;
+      case 7:
+        if ((data[++index] == 'e') && (data[++index] == 'c') && (data[++index] == 'l') && (data[++index] == 'a')
+            && (data[++index] == 'r') && (data[++index] == 'e'))
+          return TokenNamedeclare;
+        index = 0;
+        if ((data[++index] == 'e') && (data[++index] == 'f') && (data[++index] == 'a') && (data[++index] == 'u')
+            && (data[++index] == 'l') && (data[++index] == 't'))
+          return TokenNamedefault;
+        else
+          return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    case 'e':
+      //echo else exit elseif extends eval
+      switch (length) {
+      case 4:
+        if ((data[++index] == 'c') && (data[++index] == 'h') && (data[++index] == 'o'))
+          return TokenNameecho;
+        else if ((data[index] == 'l') && (data[++index] == 's') && (data[++index] == 'e'))
+          return TokenNameelse;
+        else if ((data[index] == 'x') && (data[++index] == 'i') && (data[++index] == 't'))
+          return TokenNameexit;
+        else if ((data[index] == 'v') && (data[++index] == 'a') && (data[++index] == 'l'))
+          return TokenNameeval;
+        else
+          return TokenNameIdentifier;
+      case 5:
+        // endif empty
+        if ((data[++index] == 'n') && (data[++index] == 'd') && (data[++index] == 'i') && (data[++index] == 'f'))
+          return TokenNameendif;
+        if ((data[index] == 'm') && (data[++index] == 'p') && (data[++index] == 't') && (data[++index] == 'y'))
+          return TokenNameempty;
+        else
+          return TokenNameIdentifier;
+      case 6:
+        // endfor
+        if ((data[++index] == 'n') && (data[++index] == 'd') && (data[++index] == 'f') && (data[++index] == 'o')
+            && (data[++index] == 'r'))
+          return TokenNameendfor;
+        else if ((data[index] == 'l') && (data[++index] == 's') && (data[++index] == 'e') && (data[++index] == 'i')
+            && (data[++index] == 'f'))
+          return TokenNameelseif;
+        else
+          return TokenNameIdentifier;
+      case 7:
+        if ((data[++index] == 'x') && (data[++index] == 't') && (data[++index] == 'e') && (data[++index] == 'n')
+            && (data[++index] == 'd') && (data[++index] == 's'))
+          return TokenNameextends;
+        else
+          return TokenNameIdentifier;
+      case 8:
+        // endwhile
+        if ((data[++index] == 'n') && (data[++index] == 'd') && (data[++index] == 'w') && (data[++index] == 'h')
+            && (data[++index] == 'i') && (data[++index] == 'l') && (data[++index] == 'e'))
+          return TokenNameendwhile;
+        else
+          return TokenNameIdentifier;
+      case 9:
+        // endswitch
+        if ((data[++index] == 'n') && (data[++index] == 'd') && (data[++index] == 's') && (data[++index] == 'w')
+            && (data[++index] == 'i') && (data[++index] == 't') && (data[++index] == 'c') && (data[++index] == 'h'))
+          return TokenNameendswitch;
+        else
+          return TokenNameIdentifier;
+      case 10:
+        // enddeclare
+        if ((data[++index] == 'n') && (data[++index] == 'd') && (data[++index] == 'd') && (data[++index] == 'e')
+            && (data[++index] == 'c') && (data[++index] == 'l') && (data[++index] == 'a') && (data[++index] == 'r')
+            && (data[++index] == 'e'))
+          return TokenNameenddeclare;
+        index = 0;
+        if ((data[++index] == 'n') // endforeach
+            && (data[++index] == 'd') && (data[++index] == 'f') && (data[++index] == 'o') && (data[++index] == 'r')
+            && (data[++index] == 'e') && (data[++index] == 'a') && (data[++index] == 'c') && (data[++index] == 'h'))
+          return TokenNameendforeach;
+        else
+          return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    case 'f':
+      //for false final function
+      switch (length) {
+      case 3:
+        if ((data[++index] == 'o') && (data[++index] == 'r'))
+          return TokenNamefor;
+        else
+          return TokenNameIdentifier;
+      case 5:
+        //            if ((data[++index] == 'a') && (data[++index] == 'l')
+        //                && (data[++index] == 's') && (data[++index] == 'e'))
+        //              return TokenNamefalse;
+        if ((data[++index] == 'i') && (data[++index] == 'n') && (data[++index] == 'a') && (data[++index] == 'l'))
+          return TokenNamefinal;
+        else
+          return TokenNameIdentifier;
+      case 7:
+        // foreach
+        if ((data[++index] == 'o') && (data[++index] == 'r') && (data[++index] == 'e') && (data[++index] == 'a')
+            && (data[++index] == 'c') && (data[++index] == 'h'))
+          return TokenNameforeach;
+        else
+          return TokenNameIdentifier;
+      case 8:
+        // function
+        if ((data[++index] == 'u') && (data[++index] == 'n') && (data[++index] == 'c') && (data[++index] == 't')
+            && (data[++index] == 'i') && (data[++index] == 'o') && (data[++index] == 'n'))
+          return TokenNamefunction;
+        else
+          return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    case 'g':
+      //global
+      if (length == 6) {
+        if ((data[++index] == 'l') && (data[++index] == 'o') && (data[++index] == 'b') && (data[++index] == 'a')
+            && (data[++index] == 'l')) {
+          return TokenNameglobal;
         }
-        //        if (length == 12) {
-        //          if ((data[++index] == 'l')
-        //            && (data[++index] == 'd')
-        //            && (data[++index] == '_')
-        //            && (data[++index] == 'f')
-        //            && (data[++index] == 'u')
-        //            && (data[++index] == 'n')
-        //            && (data[++index] == 'c')
-        //            && (data[++index] == 't')
-        //            && (data[++index] == 'i')
-        //            && (data[++index] == 'o')
-        //            && (data[++index] == 'n')) {
-        //            return TokenNameold_function;
-        //          }
-        //        }
+      }
+      return TokenNameIdentifier;
+    case 'i':
+      //if int isset include include_once instanceof interface implements
+      switch (length) {
+      case 2:
+        if (data[++index] == 'f')
+          return TokenNameif;
+        else
+          return TokenNameIdentifier;
+      //          case 3 :
+      //            if ((data[++index] == 'n') && (data[++index] == 't'))
+      //              return TokenNameint;
+      //            else
+      //              return TokenNameIdentifier;
+      case 5:
+        if ((data[++index] == 's') && (data[++index] == 's') && (data[++index] == 'e') && (data[++index] == 't'))
+          return TokenNameisset;
+        else
+          return TokenNameIdentifier;
+      case 7:
+        if ((data[++index] == 'n') && (data[++index] == 'c') && (data[++index] == 'l') && (data[++index] == 'u')
+            && (data[++index] == 'd') && (data[++index] == 'e'))
+          return TokenNameinclude;
+        else
+          return TokenNameIdentifier;
+      case 9:
+        // interface
+        if ((data[++index] == 'n') && (data[++index] == 't') && (data[++index] == 'e') && (data[++index] == 'r')
+            && (data[++index] == 'f') && (data[++index] == 'a') && (data[++index] == 'c') && (data[++index] == 'e'))
+          return TokenNameinterface;
+        else
+          return TokenNameIdentifier;
+      case 10:
+        // instanceof
+        if ((data[++index] == 'n') && (data[++index] == 's') && (data[++index] == 't') && (data[++index] == 'a')
+            && (data[++index] == 'n') && (data[++index] == 'c') && (data[++index] == 'e') && (data[++index] == 'o')
+            && (data[++index] == 'f'))
+          return TokenNameinstanceof;
+        if ((data[index] == 'm') && (data[++index] == 'p') && (data[++index] == 'l') && (data[++index] == 'e')
+            && (data[++index] == 'm') && (data[++index] == 'e') && (data[++index] == 'n') && (data[++index] == 't')
+            && (data[++index] == 's'))
+          return TokenNameimplements;
+        else
+          return TokenNameIdentifier;
+      case 12:
+        if ((data[++index] == 'n') && (data[++index] == 'c') && (data[++index] == 'l') && (data[++index] == 'u')
+            && (data[++index] == 'd') && (data[++index] == 'e') && (data[++index] == '_') && (data[++index] == 'o')
+            && (data[++index] == 'n') && (data[++index] == 'c') && (data[++index] == 'e'))
+          return TokenNameinclude_once;
+        else
+          return TokenNameIdentifier;
+      default:
         return TokenNameIdentifier;
-
-      case 'p' : // print
-        if (length == 5) {
-          if ((data[++index] == 'r')
-            && (data[++index] == 'i')
-            && (data[++index] == 'n')
-            && (data[++index] == 't')) {
-            return TokenNameprint;
-          }
+      }
+    case 'l':
+      //list
+      if (length == 4) {
+        if ((data[++index] == 'i') && (data[++index] == 's') && (data[++index] == 't')) {
+          return TokenNamelist;
         }
+      }
+      return TokenNameIdentifier;
+    case 'n':
+      // new null
+      switch (length) {
+      case 3:
+        if ((data[++index] == 'e') && (data[++index] == 'w'))
+          return TokenNamenew;
+        else
+          return TokenNameIdentifier;
+      //          case 4 :
+      //            if ((data[++index] == 'u') && (data[++index] == 'l')
+      //                && (data[++index] == 'l'))
+      //              return TokenNamenull;
+      //            else
+      //              return TokenNameIdentifier;
+      default:
         return TokenNameIdentifier;
-      case 'r' : //return require require_once
-        if (length == 6) {
-          if ((data[++index] == 'e')
-            && (data[++index] == 't')
-            && (data[++index] == 'u')
-            && (data[++index] == 'r')
-            && (data[++index] == 'n')) {
-            return TokenNamereturn;
-          }
-        } else if (length == 7) {
-          if ((data[++index] == 'e')
-            && (data[++index] == 'q')
-            && (data[++index] == 'u')
-            && (data[++index] == 'i')
-            && (data[++index] == 'r')
-            && (data[++index] == 'e')) {
-            return TokenNamerequire;
-          }
-        } else if (length == 12) {
-          if ((data[++index] == 'e')
-            && (data[++index] == 'q')
-            && (data[++index] == 'u')
-            && (data[++index] == 'i')
-            && (data[++index] == 'r')
-            && (data[++index] == 'e')
-            && (data[++index] == '_')
-            && (data[++index] == 'o')
-            && (data[++index] == 'n')
-            && (data[++index] == 'c')
-            && (data[++index] == 'e')) {
-            return TokenNamerequire_once;
-          }
+      }
+    case 'o':
+      // or old_function
+      if (length == 2) {
+        if (data[++index] == 'r') {
+          return TokenNameor;
+        }
+      }
+      //        if (length == 12) {
+      //          if ((data[++index] == 'l')
+      //            && (data[++index] == 'd')
+      //            && (data[++index] == '_')
+      //            && (data[++index] == 'f')
+      //            && (data[++index] == 'u')
+      //            && (data[++index] == 'n')
+      //            && (data[++index] == 'c')
+      //            && (data[++index] == 't')
+      //            && (data[++index] == 'i')
+      //            && (data[++index] == 'o')
+      //            && (data[++index] == 'n')) {
+      //            return TokenNameold_function;
+      //          }
+      //        }
+      return TokenNameIdentifier;
+    case 'p':
+      // print public private protected
+      switch (length) {
+      case 5:
+        if ((data[++index] == 'r') && (data[++index] == 'i') && (data[++index] == 'n') && (data[++index] == 't')) {
+          return TokenNameprint;
         } else
           return TokenNameIdentifier;
-
-      case 's' : //static switch 
-        switch (length) {
-          case 6 :
-            if (data[++index] == 't')
-              if ((data[++index] == 'a')
-                && (data[++index] == 't')
-                && (data[++index] == 'i')
-                && (data[++index] == 'c')) {
-                return TokenNamestatic;
-              } else
-                return TokenNameIdentifier;
-            else if (
-              (data[index] == 'w')
-                && (data[++index] == 'i')
-                && (data[++index] == 't')
-                && (data[++index] == 'c')
-                && (data[++index] == 'h'))
-              return TokenNameswitch;
-            else
-              return TokenNameIdentifier;
-          default :
-            return TokenNameIdentifier;
+      case 6:
+        if ((data[++index] == 'u') && (data[++index] == 'b') && (data[++index] == 'l') && (data[++index] == 'i')
+            && (data[++index] == 'c')) {
+          return TokenNamepublic;
+        } else
+          return TokenNameIdentifier;
+      case 7:
+        if ((data[++index] == 'r') && (data[++index] == 'i') && (data[++index] == 'v') && (data[++index] == 'a')
+            && (data[++index] == 't') && (data[++index] == 'e')) {
+          return TokenNameprivate;
+        } else
+          return TokenNameIdentifier;
+      case 9:
+        if ((data[++index] == 'r') && (data[++index] == 'o') && (data[++index] == 't') && (data[++index] == 'e')
+            && (data[++index] == 'c') && (data[++index] == 't') && (data[++index] == 'e') && (data[++index] == 'd')) {
+          return TokenNameprotected;
+        } else
+          return TokenNameIdentifier;
+      }
+      return TokenNameIdentifier;
+    case 'r':
+      //return require require_once
+      if (length == 6) {
+        if ((data[++index] == 'e') && (data[++index] == 't') && (data[++index] == 'u') && (data[++index] == 'r')
+            && (data[++index] == 'n')) {
+          return TokenNamereturn;
         }
-
-      case 't' : // true
-        switch (length) {
-
-          case 4 :
-            if ((data[++index] == 'r')
-              && (data[++index] == 'u')
-              && (data[++index] == 'e'))
-              return TokenNametrue;
-            else
-              return TokenNameIdentifier;
-            //            if ((data[++index] == 'h') && (data[++index] == 'i') && (data[++index] == 's'))
-            //              return TokenNamethis;
-
-          default :
-            return TokenNameIdentifier;
+      } else if (length == 7) {
+        if ((data[++index] == 'e') && (data[++index] == 'q') && (data[++index] == 'u') && (data[++index] == 'i')
+            && (data[++index] == 'r') && (data[++index] == 'e')) {
+          return TokenNamerequire;
         }
-
-      case 'v' : //var 
-        switch (length) {
-          case 3 :
-            if ((data[++index] == 'a') && (data[++index] == 'r'))
-              return TokenNamevar;
-            else
-              return TokenNameIdentifier;
-
-          default :
-            return TokenNameIdentifier;
+      } else if (length == 12) {
+        if ((data[++index] == 'e') && (data[++index] == 'q') && (data[++index] == 'u') && (data[++index] == 'i')
+            && (data[++index] == 'r') && (data[++index] == 'e') && (data[++index] == '_') && (data[++index] == 'o')
+            && (data[++index] == 'n') && (data[++index] == 'c') && (data[++index] == 'e')) {
+          return TokenNamerequire_once;
         }
-
-      case 'w' : //while 
-        switch (length) {
-          case 5 :
-            if ((data[++index] == 'h')
-              && (data[++index] == 'i')
-              && (data[++index] == 'l')
-              && (data[++index] == 'e'))
-              return TokenNamewhile;
-            else
-              return TokenNameIdentifier;
-            //case 6:if ( (data[++index] =='i') && (data[++index]=='d') && (data[++index]=='e') && (data[++index]=='f')&& (data[++index]=='p'))
-            //return TokenNamewidefp ;
-            //else
-            //return TokenNameIdentifier;
-          default :
-            return TokenNameIdentifier;
-        }
-
-      case 'x' : //xor
-        switch (length) {
-          case 3 :
-            if ((data[++index] == 'o') && (data[++index] == 'r'))
-              return TokenNameXOR;
-            else
-              return TokenNameIdentifier;
-
-          default :
+      } else
+        return TokenNameIdentifier;
+    case 's':
+      //static switch
+      switch (length) {
+      case 6:
+        if (data[++index] == 't')
+          if ((data[++index] == 'a') && (data[++index] == 't') && (data[++index] == 'i') && (data[++index] == 'c')) {
+            return TokenNamestatic;
+          } else
             return TokenNameIdentifier;
-        }
-      default :
+        else if ((data[index] == 'w') && (data[++index] == 'i') && (data[++index] == 't') && (data[++index] == 'c')
+            && (data[++index] == 'h'))
+          return TokenNameswitch;
+        else
+          return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    case 't':
+      // try true throw
+      switch (length) {
+      case 3:
+        if ((data[++index] == 'r') && (data[++index] == 'y'))
+          return TokenNametry;
+        else
+          return TokenNameIdentifier;
+      //          case 4 :
+      //            if ((data[++index] == 'r') && (data[++index] == 'u')
+      //                && (data[++index] == 'e'))
+      //              return TokenNametrue;
+      //            else
+      //              return TokenNameIdentifier;
+      case 5:
+        if ((data[++index] == 'h') && (data[++index] == 'r') && (data[++index] == 'o') && (data[++index] == 'w'))
+          return TokenNamethrow;
+        else
+          return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    case 'u':
+      //use unset
+      switch (length) {
+      case 3:
+        if ((data[++index] == 's') && (data[++index] == 'e'))
+          return TokenNameuse;
+        else
+          return TokenNameIdentifier;
+      case 5:
+        if ((data[++index] == 'n') && (data[++index] == 's') && (data[++index] == 'e') && (data[++index] == 't'))
+          return TokenNameunset;
+        else
+          return TokenNameIdentifier;
+      default:
         return TokenNameIdentifier;
+      }
+    case 'v':
+      //var
+      switch (length) {
+      case 3:
+        if ((data[++index] == 'a') && (data[++index] == 'r'))
+          return TokenNamevar;
+        else
+          return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    case 'w':
+      //while
+      switch (length) {
+      case 5:
+        if ((data[++index] == 'h') && (data[++index] == 'i') && (data[++index] == 'l') && (data[++index] == 'e'))
+          return TokenNamewhile;
+        else
+          return TokenNameIdentifier;
+      //case 6:if ( (data[++index] =='i') && (data[++index]=='d') &&
+      // (data[++index]=='e') && (data[++index]=='f')&&
+      // (data[++index]=='p'))
+      //return TokenNamewidefp ;
+      //else
+      //return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    case 'x':
+      //xor
+      switch (length) {
+      case 3:
+        if ((data[++index] == 'o') && (data[++index] == 'r'))
+          return TokenNamexor;
+        else
+          return TokenNameIdentifier;
+      default:
+        return TokenNameIdentifier;
+      }
+    default:
+      return TokenNameIdentifier;
     }
   }
-  public int scanNumber(boolean dotPrefix) throws InvalidInputException {
 
+  public int scanNumber(boolean dotPrefix) throws InvalidInputException {
     //when entering this method the currentCharacter is the firt
     //digit of the number , i.e. it may be preceeded by a . when
     //dotPrefix is true
-
     boolean floating = dotPrefix;
     if ((!dotPrefix) && (currentCharacter == '0')) {
       if (getNextChar('x', 'X') >= 0) { //----------hexa-----------------
         //force the first char of the hexa number do exist...
         // consume next character
         unicodeAsBackSlash = false;
-        if (((currentCharacter = source[currentPosition++]) == '\\')
-          && (source[currentPosition] == 'u')) {
-          getNextUnicodeChar();
-        } else {
-          if (withoutUnicodePtr != 0) {
-            withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-          }
-        }
+        currentCharacter = source[currentPosition++];
+        //        if (((currentCharacter = source[currentPosition++]) == '\\')
+        //          && (source[currentPosition] == 'u')) {
+        //          getNextUnicodeChar();
+        //        } else {
+        //          if (withoutUnicodePtr != 0) {
+        //            withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+        //          }
+        //        }
         if (Character.digit(currentCharacter, 16) == -1)
           throw new InvalidInputException(INVALID_HEXA);
         //---end forcing--
         while (getNextCharAsDigit(16)) {
-        };
+        }
+        ;
         //        if (getNextChar('l', 'L') >= 0)
         //          return TokenNameLongLiteral;
         //        else
         return TokenNameIntegerLiteral;
       }
-
       //there is x or X in the number
-      //potential octal ! ... some one may write 000099.0 ! thus 00100 < 00078.0 is true !!!!! crazy language
+      //potential octal ! ... some one may write 000099.0 ! thus 00100 <
+      // 00078.0 is true !!!!! crazy language
       if (getNextCharAsDigit()) {
         //-------------potential octal-----------------
         while (getNextCharAsDigit()) {
-        };
-
+        }
+        ;
         //        if (getNextChar('l', 'L') >= 0) {
         //          return TokenNameLongLiteral;
         //        }
@@ -3143,42 +3601,44 @@ public class Scanner implements IScanner, ITerminalSymbols {
         //        if (getNextChar('f', 'F') >= 0) {
         //          return TokenNameFloatingPointLiteral;
         //        }
-
         if (getNextChar('d', 'D') >= 0) {
           return TokenNameDoubleLiteral;
         } else { //make the distinction between octal and float ....
           if (getNextChar('.')) { //bingo ! ....
             while (getNextCharAsDigit()) {
-            };
+            }
+            ;
             if (getNextChar('e', 'E') >= 0) {
               // consume next character
               unicodeAsBackSlash = false;
-              if (((currentCharacter = source[currentPosition++]) == '\\')
-                && (source[currentPosition] == 'u')) {
-                getNextUnicodeChar();
-              } else {
-                if (withoutUnicodePtr != 0) {
-                  withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-                }
-              }
-
+              currentCharacter = source[currentPosition++];
+              //              if (((currentCharacter = source[currentPosition++]) == '\\')
+              //                && (source[currentPosition] == 'u')) {
+              //                getNextUnicodeChar();
+              //              } else {
+              //                if (withoutUnicodePtr != 0) {
+              //                  withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+              //                }
+              //              }
               if ((currentCharacter == '-') || (currentCharacter == '+')) {
                 // consume next character
                 unicodeAsBackSlash = false;
-                if (((currentCharacter = source[currentPosition++]) == '\\')
-                  && (source[currentPosition] == 'u')) {
-                  getNextUnicodeChar();
-                } else {
-                  if (withoutUnicodePtr != 0) {
-                    withoutUnicodeBuffer[++withoutUnicodePtr] =
-                      currentCharacter;
-                  }
-                }
+                currentCharacter = source[currentPosition++];
+                //                if (((currentCharacter = source[currentPosition++]) == '\\')
+                //                  && (source[currentPosition] == 'u')) {
+                //                  getNextUnicodeChar();
+                //                } else {
+                //                  if (withoutUnicodePtr != 0) {
+                //                    withoutUnicodeBuffer[++withoutUnicodePtr] =
+                //                      currentCharacter;
+                //                  }
+                //                }
               }
               if (!Character.isDigit(currentCharacter))
                 throw new InvalidInputException(INVALID_FLOAT);
               while (getNextCharAsDigit()) {
-              };
+              }
+              ;
             }
             //            if (getNextChar('f', 'F') >= 0)
             //              return TokenNameFloatingPointLiteral;
@@ -3192,67 +3652,64 @@ public class Scanner implements IScanner, ITerminalSymbols {
         /* carry on */
       }
     }
-
     while (getNextCharAsDigit()) {
-    };
-
+    }
+    ;
     //    if ((!dotPrefix) && (getNextChar('l', 'L') >= 0))
     //      return TokenNameLongLiteral;
-
     if ((!dotPrefix) && (getNextChar('.'))) { //decimal part that can be empty
       while (getNextCharAsDigit()) {
-      };
+      }
+      ;
       floating = true;
     }
-
     //if floating is true both exponant and suffix may be optional
-
     if (getNextChar('e', 'E') >= 0) {
       floating = true;
       // consume next character
       unicodeAsBackSlash = false;
-      if (((currentCharacter = source[currentPosition++]) == '\\')
-        && (source[currentPosition] == 'u')) {
-        getNextUnicodeChar();
-      } else {
-        if (withoutUnicodePtr != 0) {
-          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-        }
-      }
-
-      if ((currentCharacter == '-')
-        || (currentCharacter == '+')) { // consume next character
+      currentCharacter = source[currentPosition++];
+      //      if (((currentCharacter = source[currentPosition++]) == '\\')
+      //        && (source[currentPosition] == 'u')) {
+      //        getNextUnicodeChar();
+      //      } else {
+      //        if (withoutUnicodePtr != 0) {
+      //          withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+      //        }
+      //      }
+      if ((currentCharacter == '-') || (currentCharacter == '+')) { // consume
+        // next
+        // character
         unicodeAsBackSlash = false;
-        if (((currentCharacter = source[currentPosition++]) == '\\')
-          && (source[currentPosition] == 'u')) {
-          getNextUnicodeChar();
-        } else {
-          if (withoutUnicodePtr != 0) {
-            withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
-          }
-        }
+        currentCharacter = source[currentPosition++];
+        //        if (((currentCharacter = source[currentPosition++]) == '\\')
+        //          && (source[currentPosition] == 'u')) {
+        //          getNextUnicodeChar();
+        //        } else {
+        //          if (withoutUnicodePtr != 0) {
+        //            withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+        //          }
+        //        }
       }
       if (!Character.isDigit(currentCharacter))
         throw new InvalidInputException(INVALID_FLOAT);
       while (getNextCharAsDigit()) {
-      };
+      }
+      ;
     }
-
     if (getNextChar('d', 'D') >= 0)
       return TokenNameDoubleLiteral;
     //    if (getNextChar('f', 'F') >= 0)
     //      return TokenNameFloatingPointLiteral;
-
     //the long flag has been tested before
-
     return floating ? TokenNameDoubleLiteral : TokenNameIntegerLiteral;
   }
+
   /**
    * Search the line number corresponding to a specific position
-   *
+   *  
    */
   public final int getLineNumber(int position) {
-
     if (lineEnds == null)
       return 1;
     int length = linePtr + 1;
@@ -3281,8 +3738,12 @@ public class Scanner implements IScanner, ITerminalSymbols {
   }
 
   public final void setSource(char[] source) {
-    //the source-buffer is set to sourceString
+    setSource(null, source);
+  }
 
+  public final void setSource(ICompilationUnit compilationUnit, char[] source) {
+    //the source-buffer is set to sourceString
+    this.compilationUnit = compilationUnit;
     if (source == null) {
       this.source = new char[0];
     } else {
@@ -3292,7 +3753,7 @@ public class Scanner implements IScanner, ITerminalSymbols {
     initialPosition = currentPosition = 0;
     containsAssertKeyword = false;
     withoutUnicodeBuffer = new char[this.source.length];
-
+    encapsedStringStack = new Stack();
   }
 
   public String toString() {
@@ -3300,10 +3761,8 @@ public class Scanner implements IScanner, ITerminalSymbols {
       return "EOF\n\n" + new String(source); //$NON-NLS-1$
     if (currentPosition > source.length)
       return "behind the EOF :-( ....\n\n" + new String(source); //$NON-NLS-1$
-
     char front[] = new char[startPosition];
     System.arraycopy(source, 0, front, 0, startPosition);
-
     int middleLength = (currentPosition - 1) - startPosition + 1;
     char middle[];
     if (middleLength > -1) {
@@ -3312,243 +3771,332 @@ public class Scanner implements IScanner, ITerminalSymbols {
     } else {
       middle = new char[0];
     }
-
     char end[] = new char[source.length - (currentPosition - 1)];
-    System.arraycopy(
-      source,
-      (currentPosition - 1) + 1,
-      end,
-      0,
-      source.length - (currentPosition - 1) - 1);
-
+    System.arraycopy(source, (currentPosition - 1) + 1, end, 0, source.length - (currentPosition - 1) - 1);
     return new String(front) + "\n===============================\nStarts here -->" //$NON-NLS-1$
-    + new String(middle) + "<-- Ends here\n===============================\n" //$NON-NLS-1$
-    + new String(end);
+        + new String(middle) + "<-- Ends here\n===============================\n" //$NON-NLS-1$
+        + new String(end);
   }
+
   public final String toStringAction(int act) {
     switch (act) {
-      case TokenNameERROR :
-        return "ScannerError(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$
-      case TokenNameStopPHP :
-        return "StopPHP(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
-      case TokenNameIdentifier :
-        return "Identifier(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
-      case TokenNameVariable :
-        return "Variable(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
-      case TokenNameas :
-        return "as"; //$NON-NLS-1$
-      case TokenNamebreak :
-        return "break"; //$NON-NLS-1$
-      case TokenNamecase :
-        return "case"; //$NON-NLS-1$
-      case TokenNameclass :
-        return "class"; //$NON-NLS-1$
-      case TokenNamecontinue :
-        return "continue"; //$NON-NLS-1$
-      case TokenNamedefault :
-        return "default"; //$NON-NLS-1$
-      case TokenNamedefine :
-        return "define"; //$NON-NLS-1$
-      case TokenNamedo :
-        return "do"; //$NON-NLS-1$
-      case TokenNameecho :
-        return "echo"; //$NON-NLS-1$
-      case TokenNameelse :
-        return "else"; //$NON-NLS-1$
-      case TokenNameelseif :
-        return "elseif"; //$NON-NLS-1$
-      case TokenNameendfor :
-        return "endfor"; //$NON-NLS-1$
-      case TokenNameendforeach :
-        return "endforeach"; //$NON-NLS-1$
-      case TokenNameendif :
-        return "endif"; //$NON-NLS-1$
-      case TokenNameendswitch :
-        return "endswitch"; //$NON-NLS-1$
-      case TokenNameendwhile :
-        return "endwhile"; //$NON-NLS-1$
-      case TokenNameextends :
-        return "extends"; //$NON-NLS-1$
-      case TokenNamefalse :
-        return "false"; //$NON-NLS-1$
-      case TokenNamefor :
-        return "for"; //$NON-NLS-1$
-      case TokenNameforeach :
-        return "foreach"; //$NON-NLS-1$
-      case TokenNamefunction :
-        return "function"; //$NON-NLS-1$
-      case TokenNameglobal :
-        return "global"; //$NON-NLS-1$
-      case TokenNameif :
-        return "if"; //$NON-NLS-1$
-      case TokenNameinclude :
-        return "include"; //$NON-NLS-1$
-      case TokenNameinclude_once :
-        return "include_once"; //$NON-NLS-1$
-      case TokenNamelist :
-        return "list"; //$NON-NLS-1$
-      case TokenNamenew :
-        return "new"; //$NON-NLS-1$
-      case TokenNamenull :
-        return "null"; //$NON-NLS-1$
-      case TokenNameprint :
-        return "print"; //$NON-NLS-1$
-      case TokenNamerequire :
-        return "require"; //$NON-NLS-1$
-      case TokenNamerequire_once :
-        return "require_once"; //$NON-NLS-1$
-      case TokenNamereturn :
-        return "return"; //$NON-NLS-1$
-      case TokenNamestatic :
-        return "static"; //$NON-NLS-1$
-      case TokenNameswitch :
-        return "switch"; //$NON-NLS-1$
-      case TokenNametrue :
-        return "true"; //$NON-NLS-1$
-      case TokenNamevar :
-        return "var"; //$NON-NLS-1$
-      case TokenNamewhile :
-        return "while"; //$NON-NLS-1$
-      case TokenNameIntegerLiteral :
-        return "Integer(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
-      case TokenNameDoubleLiteral :
-        return "Double(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
-      case TokenNameStringLiteral :
-        return "String(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
-      case TokenNameStringConstant :
-        return "StringConstant(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
-      case TokenNameStringInterpolated :
-        return "StringInterpolated(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
-      case TokenNameHEREDOC :
-        return "HEREDOC(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$
-
-      case TokenNamePLUS_PLUS :
-        return "++"; //$NON-NLS-1$
-      case TokenNameMINUS_MINUS :
-        return "--"; //$NON-NLS-1$
-      case TokenNameEQUAL_EQUAL :
-        return "=="; //$NON-NLS-1$
-      case TokenNameEQUAL_GREATER :
-        return "=>"; //$NON-NLS-1$
-      case TokenNameLESS_EQUAL :
-        return "<="; //$NON-NLS-1$
-      case TokenNameGREATER_EQUAL :
-        return ">="; //$NON-NLS-1$
-      case TokenNameNOT_EQUAL :
-        return "!="; //$NON-NLS-1$
-      case TokenNameLEFT_SHIFT :
-        return "<<"; //$NON-NLS-1$
-      case TokenNameRIGHT_SHIFT :
-        return ">>"; //$NON-NLS-1$
-      case TokenNamePLUS_EQUAL :
-        return "+="; //$NON-NLS-1$
-      case TokenNameMINUS_EQUAL :
-        return "-="; //$NON-NLS-1$
-      case TokenNameMULTIPLY_EQUAL :
-        return "*="; //$NON-NLS-1$
-      case TokenNameDIVIDE_EQUAL :
-        return "/="; //$NON-NLS-1$
-      case TokenNameAND_EQUAL :
-        return "&="; //$NON-NLS-1$
-      case TokenNameOR_EQUAL :
-        return "|="; //$NON-NLS-1$
-      case TokenNameXOR_EQUAL :
-        return "^="; //$NON-NLS-1$
-      case TokenNameREMAINDER_EQUAL :
-        return "%="; //$NON-NLS-1$
-      case TokenNameLEFT_SHIFT_EQUAL :
-        return "<<="; //$NON-NLS-1$
-      case TokenNameRIGHT_SHIFT_EQUAL :
-        return ">>="; //$NON-NLS-1$
-      case TokenNameOR_OR :
-        return "||"; //$NON-NLS-1$
-      case TokenNameAND_AND :
-        return "&&"; //$NON-NLS-1$
-      case TokenNamePLUS :
-        return "+"; //$NON-NLS-1$
-      case TokenNameMINUS :
-        return "-"; //$NON-NLS-1$
-      case TokenNameMINUS_GREATER :
-        return "->";
-      case TokenNameNOT :
-        return "!"; //$NON-NLS-1$
-      case TokenNameREMAINDER :
-        return "%"; //$NON-NLS-1$
-      case TokenNameXOR :
-        return "^"; //$NON-NLS-1$
-      case TokenNameAND :
-        return "&"; //$NON-NLS-1$
-      case TokenNameMULTIPLY :
-        return "*"; //$NON-NLS-1$
-      case TokenNameOR :
-        return "|"; //$NON-NLS-1$
-      case TokenNameTWIDDLE :
-        return "~"; //$NON-NLS-1$
-      case TokenNameTWIDDLE_EQUAL :
-        return "~="; //$NON-NLS-1$
-      case TokenNameDIVIDE :
-        return "/"; //$NON-NLS-1$
-      case TokenNameGREATER :
-        return ">"; //$NON-NLS-1$
-      case TokenNameLESS :
-        return "<"; //$NON-NLS-1$
-      case TokenNameLPAREN :
-        return "("; //$NON-NLS-1$
-      case TokenNameRPAREN :
-        return ")"; //$NON-NLS-1$
-      case TokenNameLBRACE :
-        return "{"; //$NON-NLS-1$
-      case TokenNameRBRACE :
-        return "}"; //$NON-NLS-1$
-      case TokenNameLBRACKET :
-        return "["; //$NON-NLS-1$
-      case TokenNameRBRACKET :
-        return "]"; //$NON-NLS-1$
-      case TokenNameSEMICOLON :
-        return ";"; //$NON-NLS-1$
-      case TokenNameQUESTION :
-        return "?"; //$NON-NLS-1$
-      case TokenNameCOLON :
-        return ":"; //$NON-NLS-1$
-      case TokenNameCOMMA :
-        return ","; //$NON-NLS-1$
-      case TokenNameDOT :
-        return "."; //$NON-NLS-1$
-      case TokenNameEQUAL :
-        return "="; //$NON-NLS-1$
-      case TokenNameAT :
-        return "@";
-      case TokenNameDOLLAR_LBRACE :
-        return "${";
-      case TokenNameEOF :
-        return "EOF"; //$NON-NLS-1$
-      default :
-        return "not-a-token(" + (new Integer(act)) + ") " + new String(getCurrentTokenSource()); //$NON-NLS-1$
+    case TokenNameERROR:
+      return "ScannerError"; // + new String(getCurrentTokenSource()) + ")";
+    // //$NON-NLS-1$
+    case TokenNameINLINE_HTML:
+      return "Inline-HTML(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameIdentifier:
+      return "Identifier(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameVariable:
+      return "Variable(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameabstract:
+      return "abstract"; //$NON-NLS-1$
+    case TokenNameand:
+      return "AND"; //$NON-NLS-1$
+    case TokenNamearray:
+      return "array"; //$NON-NLS-1$
+    case TokenNameas:
+      return "as"; //$NON-NLS-1$
+    case TokenNamebreak:
+      return "break"; //$NON-NLS-1$
+    case TokenNamecase:
+      return "case"; //$NON-NLS-1$
+    case TokenNameclass:
+      return "class"; //$NON-NLS-1$
+    case TokenNamecatch:
+      return "catch"; //$NON-NLS-1$
+    case TokenNameclone:
+      //$NON-NLS-1$
+      return "clone";
+    case TokenNameconst:
+      //$NON-NLS-1$
+      return "const";
+    case TokenNamecontinue:
+      return "continue"; //$NON-NLS-1$
+    case TokenNamedefault:
+      return "default"; //$NON-NLS-1$
+    //      case TokenNamedefine :
+    //        return "define"; //$NON-NLS-1$
+    case TokenNamedo:
+      return "do"; //$NON-NLS-1$
+    case TokenNameecho:
+      return "echo"; //$NON-NLS-1$
+    case TokenNameelse:
+      return "else"; //$NON-NLS-1$
+    case TokenNameelseif:
+      return "elseif"; //$NON-NLS-1$
+    case TokenNameendfor:
+      return "endfor"; //$NON-NLS-1$
+    case TokenNameendforeach:
+      return "endforeach"; //$NON-NLS-1$
+    case TokenNameendif:
+      return "endif"; //$NON-NLS-1$
+    case TokenNameendswitch:
+      return "endswitch"; //$NON-NLS-1$
+    case TokenNameendwhile:
+      return "endwhile"; //$NON-NLS-1$
+    case TokenNameexit:
+      return "exit";
+    case TokenNameextends:
+      return "extends"; //$NON-NLS-1$
+    //      case TokenNamefalse :
+    //        return "false"; //$NON-NLS-1$
+    case TokenNamefinal:
+      return "final"; //$NON-NLS-1$
+    case TokenNamefor:
+      return "for"; //$NON-NLS-1$
+    case TokenNameforeach:
+      return "foreach"; //$NON-NLS-1$
+    case TokenNamefunction:
+      return "function"; //$NON-NLS-1$
+    case TokenNameglobal:
+      return "global"; //$NON-NLS-1$
+    case TokenNameif:
+      return "if"; //$NON-NLS-1$
+    case TokenNameimplements:
+      return "implements"; //$NON-NLS-1$
+    case TokenNameinclude:
+      return "include"; //$NON-NLS-1$
+    case TokenNameinclude_once:
+      return "include_once"; //$NON-NLS-1$
+    case TokenNameinstanceof:
+      return "instanceof"; //$NON-NLS-1$
+    case TokenNameinterface:
+      return "interface"; //$NON-NLS-1$
+    case TokenNameisset:
+      return "isset"; //$NON-NLS-1$
+    case TokenNamelist:
+      return "list"; //$NON-NLS-1$
+    case TokenNamenew:
+      return "new"; //$NON-NLS-1$
+    //      case TokenNamenull :
+    //        return "null"; //$NON-NLS-1$
+    case TokenNameor:
+      return "OR"; //$NON-NLS-1$
+    case TokenNameprint:
+      return "print"; //$NON-NLS-1$
+    case TokenNameprivate:
+      return "private"; //$NON-NLS-1$
+    case TokenNameprotected:
+      return "protected"; //$NON-NLS-1$
+    case TokenNamepublic:
+      return "public"; //$NON-NLS-1$
+    case TokenNamerequire:
+      return "require"; //$NON-NLS-1$
+    case TokenNamerequire_once:
+      return "require_once"; //$NON-NLS-1$
+    case TokenNamereturn:
+      return "return"; //$NON-NLS-1$
+    case TokenNamestatic:
+      return "static"; //$NON-NLS-1$
+    case TokenNameswitch:
+      return "switch"; //$NON-NLS-1$
+    //      case TokenNametrue :
+    //        return "true"; //$NON-NLS-1$
+    case TokenNameunset:
+      return "unset"; //$NON-NLS-1$
+    case TokenNamevar:
+      return "var"; //$NON-NLS-1$
+    case TokenNamewhile:
+      return "while"; //$NON-NLS-1$
+    case TokenNamexor:
+      return "XOR"; //$NON-NLS-1$
+    //      case TokenNamethis :
+    //        return "$this"; //$NON-NLS-1$
+    case TokenNameIntegerLiteral:
+      return "Integer(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameDoubleLiteral:
+      return "Double(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameStringDoubleQuote:
+      return "StringLiteral(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameStringSingleQuote:
+      return "StringConstant(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameStringInterpolated:
+      return "StringInterpolated(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameEncapsedString0:
+      return "`"; //$NON-NLS-1$  
+    case TokenNameEncapsedString1:
+      return "\'"; //$NON-NLS-1$  
+    case TokenNameEncapsedString2:
+      return "\""; //$NON-NLS-1$  
+    case TokenNameSTRING:
+      return "STRING(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
+    case TokenNameHEREDOC:
+      return "HEREDOC(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$
+    case TokenNamePLUS_PLUS:
+      return "++"; //$NON-NLS-1$
+    case TokenNameMINUS_MINUS:
+      return "--"; //$NON-NLS-1$
+    case TokenNameEQUAL_EQUAL:
+      return "=="; //$NON-NLS-1$
+    case TokenNameEQUAL_EQUAL_EQUAL:
+      return "==="; //$NON-NLS-1$
+    case TokenNameEQUAL_GREATER:
+      return "=>"; //$NON-NLS-1$
+    case TokenNameLESS_EQUAL:
+      return "<="; //$NON-NLS-1$
+    case TokenNameGREATER_EQUAL:
+      return ">="; //$NON-NLS-1$
+    case TokenNameNOT_EQUAL:
+      return "!="; //$NON-NLS-1$
+    case TokenNameNOT_EQUAL_EQUAL:
+      return "!=="; //$NON-NLS-1$
+    case TokenNameLEFT_SHIFT:
+      return "<<"; //$NON-NLS-1$
+    case TokenNameRIGHT_SHIFT:
+      return ">>"; //$NON-NLS-1$
+    case TokenNamePLUS_EQUAL:
+      return "+="; //$NON-NLS-1$
+    case TokenNameMINUS_EQUAL:
+      return "-="; //$NON-NLS-1$
+    case TokenNameMULTIPLY_EQUAL:
+      return "*="; //$NON-NLS-1$
+    case TokenNameDIVIDE_EQUAL:
+      return "/="; //$NON-NLS-1$
+    case TokenNameAND_EQUAL:
+      return "&="; //$NON-NLS-1$
+    case TokenNameOR_EQUAL:
+      return "|="; //$NON-NLS-1$
+    case TokenNameXOR_EQUAL:
+      return "^="; //$NON-NLS-1$
+    case TokenNameREMAINDER_EQUAL:
+      return "%="; //$NON-NLS-1$
+    case TokenNameDOT_EQUAL:
+      return ".="; //$NON-NLS-1$
+    case TokenNameLEFT_SHIFT_EQUAL:
+      return "<<="; //$NON-NLS-1$
+    case TokenNameRIGHT_SHIFT_EQUAL:
+      return ">>="; //$NON-NLS-1$
+    case TokenNameOR_OR:
+      return "||"; //$NON-NLS-1$
+    case TokenNameAND_AND:
+      return "&&"; //$NON-NLS-1$
+    case TokenNamePLUS:
+      return "+"; //$NON-NLS-1$
+    case TokenNameMINUS:
+      return "-"; //$NON-NLS-1$
+    case TokenNameMINUS_GREATER:
+      return "->";
+    case TokenNameNOT:
+      return "!"; //$NON-NLS-1$
+    case TokenNameREMAINDER:
+      return "%"; //$NON-NLS-1$
+    case TokenNameXOR:
+      return "^"; //$NON-NLS-1$
+    case TokenNameAND:
+      return "&"; //$NON-NLS-1$
+    case TokenNameMULTIPLY:
+      return "*"; //$NON-NLS-1$
+    case TokenNameOR:
+      return "|"; //$NON-NLS-1$
+    case TokenNameTWIDDLE:
+      return "~"; //$NON-NLS-1$
+    case TokenNameTWIDDLE_EQUAL:
+      return "~="; //$NON-NLS-1$
+    case TokenNameDIVIDE:
+      return "/"; //$NON-NLS-1$
+    case TokenNameGREATER:
+      return ">"; //$NON-NLS-1$
+    case TokenNameLESS:
+      return "<"; //$NON-NLS-1$
+    case TokenNameLPAREN:
+      return "("; //$NON-NLS-1$
+    case TokenNameRPAREN:
+      return ")"; //$NON-NLS-1$
+    case TokenNameLBRACE:
+      return "{"; //$NON-NLS-1$
+    case TokenNameRBRACE:
+      return "}"; //$NON-NLS-1$
+    case TokenNameLBRACKET:
+      return "["; //$NON-NLS-1$
+    case TokenNameRBRACKET:
+      return "]"; //$NON-NLS-1$
+    case TokenNameSEMICOLON:
+      return ";"; //$NON-NLS-1$
+    case TokenNameQUESTION:
+      return "?"; //$NON-NLS-1$
+    case TokenNameCOLON:
+      return ":"; //$NON-NLS-1$
+    case TokenNameCOMMA:
+      return ","; //$NON-NLS-1$
+    case TokenNameDOT:
+      return "."; //$NON-NLS-1$
+    case TokenNameEQUAL:
+      return "="; //$NON-NLS-1$
+    case TokenNameAT:
+      return "@";
+    case TokenNameDOLLAR:
+      return "$";
+    case TokenNameDOLLAR_LBRACE:
+      return "${";
+    case TokenNameLBRACE_DOLLAR:
+      return "{$";
+    case TokenNameEOF:
+      return "EOF"; //$NON-NLS-1$
+    case TokenNameWHITESPACE:
+      return "WHITESPACE(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$
+    case TokenNameCOMMENT_LINE:
+      return "COMMENT_LINE(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$
+    case TokenNameCOMMENT_BLOCK:
+      return "COMMENT_BLOCK(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$
+    case TokenNameCOMMENT_PHPDOC:
+      return "COMMENT_PHPDOC(" + new String(getCurrentTokenSource()) + ")"; //$NON-NLS-1$
+    //      case TokenNameHTML :
+    //        return "HTML(" + new String(getCurrentTokenSource()) + ")";
+    // //$NON-NLS-1$
+    case TokenNameFILE:
+      return "__FILE__"; //$NON-NLS-1$
+    case TokenNameLINE:
+      return "__LINE__"; //$NON-NLS-1$
+    case TokenNameCLASS_C:
+      return "__CLASS__"; //$NON-NLS-1$
+    case TokenNameMETHOD_C:
+      return "__METHOD__"; //$NON-NLS-1$
+    case TokenNameFUNC_C:
+      return "__FUNCTION__"; //$NON-NLS-1
+    case TokenNameboolCAST:
+      return "( bool )"; //$NON-NLS-1$
+    case TokenNameintCAST:
+      return "( int )"; //$NON-NLS-1$
+    case TokenNamedoubleCAST:
+      return "( double )"; //$NON-NLS-1$
+    case TokenNameobjectCAST:
+      return "( object )"; //$NON-NLS-1$
+    case TokenNamestringCAST:
+      return "( string )"; //$NON-NLS-1$
+    default:
+      return "not-a-token(" + (new Integer(act)) + ") " + new String(getCurrentTokenSource()); //$NON-NLS-1$
     }
   }
 
-  public Scanner(
-    boolean tokenizeComments,
-    boolean tokenizeWhiteSpace,
-    boolean checkNonExternalizedStringLiterals) {
-    this(
-      tokenizeComments,
-      tokenizeWhiteSpace,
-      checkNonExternalizedStringLiterals,
-      false);
+  public Scanner() {
+    this(false, false);
+  }
+
+  public Scanner(boolean tokenizeComments, boolean tokenizeWhiteSpace) {
+    this(tokenizeComments, tokenizeWhiteSpace, false);
   }
 
-  public Scanner(
-    boolean tokenizeComments,
-    boolean tokenizeWhiteSpace,
-    boolean checkNonExternalizedStringLiterals,
-    boolean assertMode) {
+  public Scanner(boolean tokenizeComments, boolean tokenizeWhiteSpace, boolean checkNonExternalizedStringLiterals) {
+    this(tokenizeComments, tokenizeWhiteSpace, checkNonExternalizedStringLiterals, false);
+  }
+
+  public Scanner(boolean tokenizeComments, boolean tokenizeWhiteSpace, boolean checkNonExternalizedStringLiterals,
+      boolean assertMode) {
+    this(tokenizeComments, tokenizeWhiteSpace, checkNonExternalizedStringLiterals, assertMode, false, null, null, true);
+  }
+
+  public Scanner(boolean tokenizeComments, boolean tokenizeWhiteSpace, boolean checkNonExternalizedStringLiterals,
+      boolean assertMode, boolean tokenizeStrings, char[][] taskTags, char[][] taskPriorities, boolean isTaskCaseSensitive) {
     this.eofPosition = Integer.MAX_VALUE;
     this.tokenizeComments = tokenizeComments;
     this.tokenizeWhiteSpace = tokenizeWhiteSpace;
-    this.checkNonExternalizedStringLiterals =
-      checkNonExternalizedStringLiterals;
+    this.tokenizeStrings = tokenizeStrings;
+    this.checkNonExternalizedStringLiterals = checkNonExternalizedStringLiterals;
     this.assertMode = assertMode;
+    this.encapsedStringStack = null;
+    this.taskTags = taskTags;
+    this.taskPriorities = taskPriorities;
   }
 
   private void checkNonExternalizeString() throws InvalidInputException {
@@ -3577,7 +4125,6 @@ public class Scanner implements IScanner, ITerminalSymbols {
       }
       pos = s.indexOf(TAG_PREFIX, start);
     }
-
     this.nonNLSStrings = new StringLiteral[lineLength];
     int nonNLSCounter = 0;
     for (Iterator iterator = line.iterator(); iterator.hasNext();) {
@@ -3593,13 +4140,294 @@ public class Scanner implements IScanner, ITerminalSymbols {
     }
     this.wasNonExternalizedStringLiteral = true;
     if (nonNLSCounter != lineLength) {
-      System.arraycopy(
-        this.nonNLSStrings,
-        0,
-        (this.nonNLSStrings = new StringLiteral[nonNLSCounter]),
-        0,
-        nonNLSCounter);
+      System.arraycopy(this.nonNLSStrings, 0, (this.nonNLSStrings = new StringLiteral[nonNLSCounter]), 0, nonNLSCounter);
     }
     currentLine = null;
   }
-}
+
+  public final void scanEscapeCharacter() throws InvalidInputException {
+    // the string with "\\u" is a legal string of two chars \ and u
+    //thus we use a direct access to the source (for regular cases).
+    if (unicodeAsBackSlash) {
+      // consume next character
+      unicodeAsBackSlash = false;
+      //                       if (((currentCharacter = source[currentPosition++]) == '\\') &&
+      // (source[currentPosition] == 'u')) {
+      //                               getNextUnicodeChar();
+      //                       } else {
+      if (withoutUnicodePtr != 0) {
+        withoutUnicodeBuffer[++withoutUnicodePtr] = currentCharacter;
+        //                             }
+      }
+    } else
+      currentCharacter = source[currentPosition++];
+    switch (currentCharacter) {
+    case 'b':
+      currentCharacter = '\b';
+      break;
+    case 't':
+      currentCharacter = '\t';
+      break;
+    case 'n':
+      currentCharacter = '\n';
+      break;
+    case 'f':
+      currentCharacter = '\f';
+      break;
+    case 'r':
+      currentCharacter = '\r';
+      break;
+    case '\"':
+      currentCharacter = '\"';
+      break;
+    case '\'':
+      currentCharacter = '\'';
+      break;
+    case '\\':
+      currentCharacter = '\\';
+      break;
+    default:
+      // -----------octal escape--------------
+      // OctalDigit
+      // OctalDigit OctalDigit
+      // ZeroToThree OctalDigit OctalDigit
+      int number = Character.getNumericValue(currentCharacter);
+      if (number >= 0 && number <= 7) {
+        boolean zeroToThreeNot = number > 3;
+        if (Character.isDigit(currentCharacter = source[currentPosition++])) {
+          int digit = Character.getNumericValue(currentCharacter);
+          if (digit >= 0 && digit <= 7) {
+            number = (number * 8) + digit;
+            if (Character.isDigit(currentCharacter = source[currentPosition++])) {
+              if (zeroToThreeNot) { // has read \NotZeroToThree OctalDigit
+                // Digit --> ignore last character
+                currentPosition--;
+              } else {
+                digit = Character.getNumericValue(currentCharacter);
+                if (digit >= 0 && digit <= 7) { // has read \ZeroToThree
+                  // OctalDigit OctalDigit
+                  number = (number * 8) + digit;
+                } else { // has read \ZeroToThree OctalDigit NonOctalDigit
+                  // --> ignore last character
+                  currentPosition--;
+                }
+              }
+            } else { // has read \OctalDigit NonDigit--> ignore last
+              // character
+              currentPosition--;
+            }
+          } else { // has read \OctalDigit NonOctalDigit--> ignore last
+            // character
+            currentPosition--;
+          }
+        } else { // has read \OctalDigit --> ignore last character
+          currentPosition--;
+        }
+        if (number > 255)
+          throw new InvalidInputException(INVALID_ESCAPE);
+        currentCharacter = (char) number;
+      } else
+        throw new InvalidInputException(INVALID_ESCAPE);
+    }
+  }
+
+  //chech presence of task: tags
+  //TODO (frederic) see if we need to take unicode characters into account...
+  public void checkTaskTag(int commentStart, int commentEnd) {
+    char[] src = this.source;
+
+    // only look for newer task: tags
+    if (this.foundTaskCount > 0 && this.foundTaskPositions[this.foundTaskCount - 1][0] >= commentStart) {
+      return;
+    }
+    int foundTaskIndex = this.foundTaskCount;
+    char previous = src[commentStart + 1]; // should be '*' or '/'
+    nextChar: for (int i = commentStart + 2; i < commentEnd && i < this.eofPosition; i++) {
+      char[] tag = null;
+      char[] priority = null;
+      // check for tag occurrence only if not ambiguous with javadoc tag
+      if (previous != '@') {
+        nextTag: for (int itag = 0; itag < this.taskTags.length; itag++) {
+          tag = this.taskTags[itag];
+          int tagLength = tag.length;
+          if (tagLength == 0)
+            continue nextTag;
+
+          // ensure tag is not leaded with letter if tag starts with a letter
+          if (Scanner.isPHPIdentifierStart(tag[0])) {
+            if (Scanner.isPHPIdentifierPart(previous)) {
+              continue nextTag;
+            }
+          }
+
+          for (int t = 0; t < tagLength; t++) {
+            char sc, tc;
+            int x = i + t;
+            if (x >= this.eofPosition || x >= commentEnd)
+              continue nextTag;
+            if ((sc = src[i + t]) != (tc = tag[t])) { // case sensitive check
+              if (this.isTaskCaseSensitive || (Character.toLowerCase(sc) != Character.toLowerCase(tc))) { // case insensitive check
+                continue nextTag;
+              }
+            }
+          }
+          // ensure tag is not followed with letter if tag finishes with a letter
+          if (i + tagLength < commentEnd && Scanner.isPHPIdentifierPart(src[i + tagLength - 1])) {
+            if (Scanner.isPHPIdentifierPart(src[i + tagLength]))
+              continue nextTag;
+          }
+          if (this.foundTaskTags == null) {
+            this.foundTaskTags = new char[5][];
+            this.foundTaskMessages = new char[5][];
+            this.foundTaskPriorities = new char[5][];
+            this.foundTaskPositions = new int[5][];
+          } else if (this.foundTaskCount == this.foundTaskTags.length) {
+            System.arraycopy(this.foundTaskTags, 0, this.foundTaskTags = new char[this.foundTaskCount * 2][], 0,
+                this.foundTaskCount);
+            System.arraycopy(this.foundTaskMessages, 0, this.foundTaskMessages = new char[this.foundTaskCount * 2][], 0,
+                this.foundTaskCount);
+            System.arraycopy(this.foundTaskPriorities, 0, this.foundTaskPriorities = new char[this.foundTaskCount * 2][], 0,
+                this.foundTaskCount);
+            System.arraycopy(this.foundTaskPositions, 0, this.foundTaskPositions = new int[this.foundTaskCount * 2][], 0,
+                this.foundTaskCount);
+          }
+
+          priority = this.taskPriorities != null && itag < this.taskPriorities.length ? this.taskPriorities[itag] : null;
+
+          this.foundTaskTags[this.foundTaskCount] = tag;
+          this.foundTaskPriorities[this.foundTaskCount] = priority;
+          this.foundTaskPositions[this.foundTaskCount] = new int[] { i, i + tagLength - 1 };
+          this.foundTaskMessages[this.foundTaskCount] = CharOperation.NO_CHAR;
+          this.foundTaskCount++;
+          i += tagLength - 1; // will be incremented when looping
+          break nextTag;
+        }
+      }
+      previous = src[i];
+    }
+    for (int i = foundTaskIndex; i < this.foundTaskCount; i++) {
+      // retrieve message start and end positions
+      int msgStart = this.foundTaskPositions[i][0] + this.foundTaskTags[i].length;
+      int max_value = i + 1 < this.foundTaskCount ? this.foundTaskPositions[i + 1][0] - 1 : commentEnd - 1;
+      // at most beginning of next task
+      if (max_value < msgStart) {
+        max_value = msgStart; // would only occur if tag is before EOF.
+      }
+      int end = -1;
+      char c;
+      for (int j = msgStart; j < max_value; j++) {
+        if ((c = src[j]) == '\n' || c == '\r') {
+          end = j - 1;
+          break;
+        }
+      }
+      if (end == -1) {
+        for (int j = max_value; j > msgStart; j--) {
+          if ((c = src[j]) == '*') {
+            end = j - 1;
+            break;
+          }
+        }
+        if (end == -1)
+          end = max_value;
+      }
+      if (msgStart == end)
+        continue; // empty
+      // trim the message
+      while (CharOperation.isWhitespace(src[end]) && msgStart <= end)
+        end--;
+      while (CharOperation.isWhitespace(src[msgStart]) && msgStart <= end)
+        msgStart++;
+      // update the end position of the task
+      this.foundTaskPositions[i][1] = end;
+      // get the message source
+      final int messageLength = end - msgStart + 1;
+      char[] message = new char[messageLength];
+      System.arraycopy(src, msgStart, message, 0, messageLength);
+      this.foundTaskMessages[i] = message;
+    }
+  }
+
+  // chech presence of task: tags
+  //  public void checkTaskTag(int commentStart, int commentEnd) {
+  //    // only look for newer task: tags
+  //    if (this.foundTaskCount > 0 && this.foundTaskPositions[this.foundTaskCount - 1][0] >= commentStart) {
+  //      return;
+  //    }
+  //    int foundTaskIndex = this.foundTaskCount;
+  //    nextChar: for (int i = commentStart; i < commentEnd && i < this.eofPosition; i++) {
+  //      char[] tag = null;
+  //      char[] priority = null;
+  //      // check for tag occurrence
+  //      nextTag: for (int itag = 0; itag < this.taskTags.length; itag++) {
+  //        tag = this.taskTags[itag];
+  //        priority = this.taskPriorities != null && itag < this.taskPriorities.length ? this.taskPriorities[itag] : null;
+  //        int tagLength = tag.length;
+  //        for (int t = 0; t < tagLength; t++) {
+  //          if (this.source[i + t] != tag[t])
+  //            continue nextTag;
+  //        }
+  //        if (this.foundTaskTags == null) {
+  //          this.foundTaskTags = new char[5][];
+  //          this.foundTaskMessages = new char[5][];
+  //          this.foundTaskPriorities = new char[5][];
+  //          this.foundTaskPositions = new int[5][];
+  //        } else if (this.foundTaskCount == this.foundTaskTags.length) {
+  //          System.arraycopy(this.foundTaskTags, 0, this.foundTaskTags = new char[this.foundTaskCount * 2][], 0, this.foundTaskCount);
+  //          System.arraycopy(this.foundTaskMessages, 0, this.foundTaskMessages = new char[this.foundTaskCount * 2][], 0,
+  //              this.foundTaskCount);
+  //          System.arraycopy(this.foundTaskPriorities, 0, this.foundTaskPriorities = new char[this.foundTaskCount * 2][], 0,
+  //              this.foundTaskCount);
+  //          System.arraycopy(this.foundTaskPositions, 0, this.foundTaskPositions = new int[this.foundTaskCount * 2][], 0,
+  //              this.foundTaskCount);
+  //        }
+  //        this.foundTaskTags[this.foundTaskCount] = tag;
+  //        this.foundTaskPriorities[this.foundTaskCount] = priority;
+  //        this.foundTaskPositions[this.foundTaskCount] = new int[] { i, i + tagLength - 1 };
+  //        this.foundTaskMessages[this.foundTaskCount] = CharOperation.NO_CHAR;
+  //        this.foundTaskCount++;
+  //        i += tagLength - 1; // will be incremented when looping
+  //      }
+  //    }
+  //    for (int i = foundTaskIndex; i < this.foundTaskCount; i++) {
+  //      // retrieve message start and end positions
+  //      int msgStart = this.foundTaskPositions[i][0] + this.foundTaskTags[i].length;
+  //      int max_value = i + 1 < this.foundTaskCount ? this.foundTaskPositions[i + 1][0] - 1 : commentEnd - 1;
+  //      // at most beginning of next task
+  //      if (max_value < msgStart)
+  //        max_value = msgStart; // would only occur if tag is before EOF.
+  //      int end = -1;
+  //      char c;
+  //      for (int j = msgStart; j < max_value; j++) {
+  //        if ((c = this.source[j]) == '\n' || c == '\r') {
+  //          end = j - 1;
+  //          break;
+  //        }
+  //      }
+  //      if (end == -1) {
+  //        for (int j = max_value; j > msgStart; j--) {
+  //          if ((c = this.source[j]) == '*') {
+  //            end = j - 1;
+  //            break;
+  //          }
+  //        }
+  //        if (end == -1)
+  //          end = max_value;
+  //      }
+  //      if (msgStart == end)
+  //        continue; // empty
+  //      // trim the message
+  //      while (CharOperation.isWhitespace(source[end]) && msgStart <= end)
+  //        end--;
+  //      while (CharOperation.isWhitespace(source[msgStart]) && msgStart <= end)
+  //        msgStart++;
+  //      // update the end position of the task
+  //      this.foundTaskPositions[i][1] = end;
+  //      // get the message source
+  //      final int messageLength = end - msgStart + 1;
+  //      char[] message = new char[messageLength];
+  //      System.arraycopy(source, msgStart, message, 0, messageLength);
+  //      this.foundTaskMessages[i] = message;
+  //    }
+  //  }
+}
\ No newline at end of file