* Copyright (c) 2002 www.phpeclipse.de All rights reserved. This program and the accompanying material are made available under the
* terms of the Common Public License v1.0 which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
- *
+ *
* Contributors: www.phpeclipse.de
**********************************************************************************************************************************/
package net.sourceforge.phpdt.internal.compiler.parser;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
-import java.util.Stack;
import net.sourceforge.phpdt.core.compiler.CharOperation;
import net.sourceforge.phpdt.core.compiler.ITerminalSymbols;
import net.sourceforge.phpdt.core.compiler.InvalidInputException;
+import net.sourceforge.phpdt.internal.compiler.ast.AND_AND_Expression;
+import net.sourceforge.phpdt.internal.compiler.ast.ASTNode;
+import net.sourceforge.phpdt.internal.compiler.ast.AbstractMethodDeclaration;
+import net.sourceforge.phpdt.internal.compiler.ast.BinaryExpression;
+import net.sourceforge.phpdt.internal.compiler.ast.Block;
+import net.sourceforge.phpdt.internal.compiler.ast.BreakStatement;
+import net.sourceforge.phpdt.internal.compiler.ast.CompilationUnitDeclaration;
+import net.sourceforge.phpdt.internal.compiler.ast.ConditionalExpression;
+import net.sourceforge.phpdt.internal.compiler.ast.ContinueStatement;
+import net.sourceforge.phpdt.internal.compiler.ast.EqualExpression;
+import net.sourceforge.phpdt.internal.compiler.ast.Expression;
+import net.sourceforge.phpdt.internal.compiler.ast.FieldDeclaration;
+import net.sourceforge.phpdt.internal.compiler.ast.FieldReference;
+import net.sourceforge.phpdt.internal.compiler.ast.IfStatement;
+import net.sourceforge.phpdt.internal.compiler.ast.ImportReference;
+import net.sourceforge.phpdt.internal.compiler.ast.InstanceOfExpression;
+import net.sourceforge.phpdt.internal.compiler.ast.MethodDeclaration;
+import net.sourceforge.phpdt.internal.compiler.ast.OR_OR_Expression;
+import net.sourceforge.phpdt.internal.compiler.ast.OperatorIds;
+import net.sourceforge.phpdt.internal.compiler.ast.ReturnStatement;
+import net.sourceforge.phpdt.internal.compiler.ast.SingleTypeReference;
+import net.sourceforge.phpdt.internal.compiler.ast.Statement;
+import net.sourceforge.phpdt.internal.compiler.ast.StringLiteral;
+import net.sourceforge.phpdt.internal.compiler.ast.StringLiteralDQ;
+import net.sourceforge.phpdt.internal.compiler.ast.StringLiteralSQ;
+import net.sourceforge.phpdt.internal.compiler.ast.TypeDeclaration;
+import net.sourceforge.phpdt.internal.compiler.ast.TypeReference;
import net.sourceforge.phpdt.internal.compiler.impl.CompilerOptions;
import net.sourceforge.phpdt.internal.compiler.impl.ReferenceContext;
import net.sourceforge.phpdt.internal.compiler.lookup.CompilerModifiers;
import net.sourceforge.phpdt.internal.compiler.util.Util;
import net.sourceforge.phpdt.internal.ui.util.PHPFileUtil;
import net.sourceforge.phpeclipse.builder.IdentifierIndexManager;
-import net.sourceforge.phpeclipse.internal.compiler.ast.AND_AND_Expression;
-import net.sourceforge.phpeclipse.internal.compiler.ast.ASTNode;
-import net.sourceforge.phpeclipse.internal.compiler.ast.AbstractMethodDeclaration;
-import net.sourceforge.phpeclipse.internal.compiler.ast.BinaryExpression;
-import net.sourceforge.phpeclipse.internal.compiler.ast.Block;
-import net.sourceforge.phpeclipse.internal.compiler.ast.BreakStatement;
-import net.sourceforge.phpeclipse.internal.compiler.ast.CompilationUnitDeclaration;
-import net.sourceforge.phpeclipse.internal.compiler.ast.ConditionalExpression;
-import net.sourceforge.phpeclipse.internal.compiler.ast.ContinueStatement;
-import net.sourceforge.phpeclipse.internal.compiler.ast.EqualExpression;
-import net.sourceforge.phpeclipse.internal.compiler.ast.Expression;
-import net.sourceforge.phpeclipse.internal.compiler.ast.FieldDeclaration;
-import net.sourceforge.phpeclipse.internal.compiler.ast.FieldReference;
-import net.sourceforge.phpeclipse.internal.compiler.ast.IfStatement;
-import net.sourceforge.phpeclipse.internal.compiler.ast.ImportReference;
-import net.sourceforge.phpeclipse.internal.compiler.ast.InstanceOfExpression;
-import net.sourceforge.phpeclipse.internal.compiler.ast.MethodDeclaration;
-import net.sourceforge.phpeclipse.internal.compiler.ast.OR_OR_Expression;
-import net.sourceforge.phpeclipse.internal.compiler.ast.OperatorIds;
-import net.sourceforge.phpeclipse.internal.compiler.ast.ReturnStatement;
-import net.sourceforge.phpeclipse.internal.compiler.ast.SingleTypeReference;
-import net.sourceforge.phpeclipse.internal.compiler.ast.Statement;
-import net.sourceforge.phpeclipse.internal.compiler.ast.StringLiteral;
-import net.sourceforge.phpeclipse.internal.compiler.ast.StringLiteralDQ;
-import net.sourceforge.phpeclipse.internal.compiler.ast.StringLiteralSQ;
-import net.sourceforge.phpeclipse.internal.compiler.ast.TypeDeclaration;
-import net.sourceforge.phpeclipse.internal.compiler.ast.TypeReference;
import net.sourceforge.phpeclipse.ui.overlaypages.ProjectPrefUtil;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IPath;
public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicInformation {
- protected final static int StackIncrement = 255;
-
- protected int stateStackTop;
-
- // protected int[] stack = new int[StackIncrement];
-
- public int firstToken; // handle for multiple parsing goals
-
- public int lastAct; //handle for multiple parsing goals
-
- // protected RecoveredElement currentElement;
-
- public static boolean VERBOSE_RECOVERY = false;
-
- protected boolean diet = false; //tells the scanner to jump over some
-
- // parts of the code/expressions like
- // method bodies
- //scanner token
- public Scanner scanner;
-
- // private ArrayList phpList;
-
- // private int currentPHPString;
-
- // private boolean phpEnd;
-
- // private static HashMap keywordMap = null;
- private String str;
-
- // current character
- // char ch;
- // current token
- int token;
-
- // row counter for syntax errors:
- //int rowCount;
- // column counter for syntax errors:
- //int columnCount;
- //int chIndx;
- //
- // // current identifier
- // String identifier;
- // Long longNumber;
-
- // Double doubleNumber;
-
- // private String stringValue;
-
- /** Contains the current expression. */
- // private StringBuffer expression;
- //private boolean phpMode;
- protected int modifiers;
-
- protected int modifiersSourceStart;
-
- protected Parser(ProblemReporter problemReporter) {
- this.problemReporter = problemReporter;
- this.options = problemReporter.options;
- // this.currentPHPString = 0;
- // PHPParserSuperclass.fileToParse = fileToParse;
- // this.phpList = null;
- // this.indexManager = null;
- this.str = "";
- this.token = TokenNameEOF;
- // this.chIndx = 0;
- // this.rowCount = 1;
- // this.columnCount = 0;
- // this.phpEnd = false;
- // getNextToken();
- this.initializeScanner();
- }
-
- public void setFileToParse(IFile fileToParse) {
- // this.currentPHPString = 0;
- // PHPParserSuperclass.fileToParse = fileToParse;
- // this.phpList = null;
- // this.indexManager = null;
- this.str = "";
- this.token = TokenNameEOF;
- // this.phpEnd = false;
- this.initializeScanner();
- }
-
- /**
- * ClassDeclaration Constructor.
- *
- * @param s
- * @param sess
- * Description of Parameter
- * @see
- */
- public Parser(IFile fileToParse) {
- // if (keywordMap == null) {
- // keywordMap = new HashMap();
- // for (int i = 0; i < PHP_KEYWORS.length; i++) {
- // keywordMap.put(PHP_KEYWORS[i], new Integer(PHP_KEYWORD_TOKEN[i]));
- // }
- // }
- // this.currentPHPString = 0;
- // PHPParserSuperclass.fileToParse = fileToParse;
- // this.phpList = null;
- this.includesList = null;
- this.str = "";
- this.token = TokenNameEOF;
- // this.chIndx = 0;
- // this.rowCount = 1;
- // this.columnCount = 0;
- // this.phpEnd = false;
- // getNextToken();
- this.initializeScanner();
- }
-
- public void initializeScanner() {
- this.scanner = new Scanner(false /* comment */, false /* whitespace */, this.options
- .getSeverity(CompilerOptions.NonExternalizedString) != ProblemSeverities.Ignore /* nls */, false, false,
- this.options.taskTags/* taskTags */, this.options.taskPriorites/* taskPriorities */, true/* isTaskCaseSensitive */);
- }
-
- /**
- * Create marker for the parse error
- */
- // private void setMarker(String message, int charStart, int charEnd, int
- // errorLevel) {
- // setMarker(fileToParse, message, charStart, charEnd, errorLevel);
- // }
- /**
- * This method will throw the SyntaxError. It will add the good lines and columns to the Error
- *
- * @param error
- * the error message
- * @throws SyntaxError
- * the error raised
- */
- private void throwSyntaxError(String error) {
- int problemStartPosition = scanner.getCurrentTokenStartPosition();
- int problemEndPosition = scanner.getCurrentTokenEndPosition();
- throwSyntaxError(error, problemStartPosition, problemEndPosition + 1);
- }
-
- /**
- * This method will throw the SyntaxError. It will add the good lines and columns to the Error
- *
- * @param error
- * the error message
- * @throws SyntaxError
- * the error raised
- */
- // private void throwSyntaxError(String error, int startRow) {
- // throw new SyntaxError(startRow, 0, " ", error);
- // }
- private void throwSyntaxError(String error, int problemStartPosition, int problemEndPosition) {
- if (referenceContext != null) {
- problemReporter.phpParsingError(new String[] { error }, problemStartPosition, problemEndPosition, referenceContext,
- compilationUnit.compilationResult);
- }
- throw new SyntaxError(1, 0, " ", error);
- }
-
- private void reportSyntaxError(String error) {
- int problemStartPosition = scanner.getCurrentTokenStartPosition();
- int problemEndPosition = scanner.getCurrentTokenEndPosition();
- reportSyntaxError(error, problemStartPosition, problemEndPosition + 1);
- }
-
- private void reportSyntaxError(String error, int problemStartPosition, int problemEndPosition) {
- if (referenceContext != null) {
- problemReporter.phpParsingError(new String[] { error }, problemStartPosition, problemEndPosition, referenceContext,
- compilationUnit.compilationResult);
- }
- }
-
- private void reportSyntaxWarning(String error, int problemStartPosition, int problemEndPosition) {
- if (referenceContext != null) {
- problemReporter.phpParsingWarning(new String[] { error }, problemStartPosition, problemEndPosition, referenceContext,
- compilationUnit.compilationResult);
- }
- }
-
- /**
- * gets the next token from input
- */
- private void getNextToken() {
- try {
- token = scanner.getNextToken();
- if (Scanner.DEBUG) {
- int currentEndPosition = scanner.getCurrentTokenEndPosition();
- int currentStartPosition = scanner.getCurrentTokenStartPosition();
- System.out.print(currentStartPosition + "," + currentEndPosition + ": ");
- System.out.println(scanner.toStringAction(token));
- }
- } catch (InvalidInputException e) {
- token = TokenNameERROR;
- String detailedMessage = e.getMessage();
-
- if (detailedMessage == Scanner.UNTERMINATED_STRING) {
- throwSyntaxError("Unterminated string.");
- } else if (detailedMessage == Scanner.UNTERMINATED_COMMENT) {
- throwSyntaxError("Unterminated commment.");
- }
- }
- return;
- }
-
- public void init(String s) {
- this.str = s;
- this.token = TokenNameEOF;
- this.includesList = new ArrayList();
- // this.chIndx = 0;
- // this.rowCount = 1;
- // this.columnCount = 0;
- // this.phpEnd = false;
- // this.phpMode = false;
- /* scanner initialization */
- scanner.setSource(s.toCharArray());
- scanner.setPHPMode(false);
- astPtr = 0;
- }
-
- protected void initialize(boolean phpMode) {
- initialize(phpMode, null);
- }
-
- protected void initialize(boolean phpMode, IdentifierIndexManager indexManager) {
- compilationUnit = null;
- referenceContext = null;
- this.includesList = new ArrayList();
- // this.indexManager = indexManager;
- this.str = "";
- this.token = TokenNameEOF;
- // this.chIndx = 0;
- // this.rowCount = 1;
- // this.columnCount = 0;
- // this.phpEnd = false;
- // this.phpMode = phpMode;
- scanner.setPHPMode(phpMode);
- astPtr = 0;
- }
-
- /**
- * Parses a string with php tags i.e. '<body> <?php phpinfo() ?> </body>'
- */
- public void parse(String s) {
- parse(s, null);
- }
-
- /**
- * Parses a string with php tags i.e. '<body> <?php phpinfo() ?> </body>'
- */
- public void parse(String s, HashMap variables) {
- fMethodVariables = variables;
- fStackUnassigned = new Stack();
- init(s);
- parse();
- }
-
- /**
- * Parses a string with php tags i.e. '<body> <?php phpinfo() ?> </body>'
- */
- protected void parse() {
- if (scanner.compilationUnit != null) {
- IResource resource = scanner.compilationUnit.getResource();
- if (resource != null && resource instanceof IFile) {
- // set the package name
- consumePackageDeclarationName((IFile) resource);
- }
- }
- getNextToken();
- do {
- try {
- if (token != TokenNameEOF && token != TokenNameERROR) {
- statementList();
- }
- if (token != TokenNameEOF) {
- if (token == TokenNameERROR) {
- throwSyntaxError("Scanner error (Found unknown token: " + scanner.toStringAction(token) + ")");
- }
- if (token == TokenNameRPAREN) {
- throwSyntaxError("Too many closing ')'; end-of-file not reached.");
- }
- if (token == TokenNameRBRACE) {
- throwSyntaxError("Too many closing '}'; end-of-file not reached.");
- }
- if (token == TokenNameRBRACKET) {
- throwSyntaxError("Too many closing ']'; end-of-file not reached.");
- }
- if (token == TokenNameLPAREN) {
- throwSyntaxError("Read character '('; end-of-file not reached.");
- }
- if (token == TokenNameLBRACE) {
- throwSyntaxError("Read character '{'; end-of-file not reached.");
- }
- if (token == TokenNameLBRACKET) {
- throwSyntaxError("Read character '['; end-of-file not reached.");
- }
- throwSyntaxError("End-of-file not reached.");
- }
- break;
- } catch (SyntaxError sytaxErr1) {
- break;
- // // if an error occured,
- // // try to find keywords 'abstract' 'final' 'class' or 'function'
- // // to parse the rest of the string
- // boolean tokenize = scanner.tokenizeStrings;
- // if (!tokenize) {
- // scanner.tokenizeStrings = true;
- // }
- // try {
- // while (token != TokenNameEOF) {
- // if (token == TokenNameabstract || token == TokenNamefinal || token == TokenNameclass || token == TokenNamefunction) {
- // break;
- // }
- // getNextToken();
- // }
- // if (token == TokenNameEOF) {
- // break;
- // }
- // } catch (SyntaxError sytaxErr2) {
- // break;
- // } finally {
- // scanner.tokenizeStrings = tokenize;
- // }
- }
- } while (true);
-
- endParse(0);
- }
-
- /**
- * Parses a string with php tags i.e. '<body> <?php phpinfo() ?> </body>'
- */
- public void parseFunction(String s, HashMap variables) {
- init(s);
- scanner.phpMode = true;
- parseFunction(variables);
- }
-
- /**
- * Parses a string with php tags i.e. '<body> <?php phpinfo() ?> </body>'
- */
- protected void parseFunction(HashMap variables) {
- getNextToken();
- boolean hasModifiers = member_modifiers();
- if (token == TokenNamefunction) {
- if (!hasModifiers) {
- checkAndSetModifiers(AccPublic);
- }
- this.fMethodVariables = variables;
-
- MethodDeclaration methodDecl = new MethodDeclaration(null);
- methodDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
- methodDecl.modifiers = this.modifiers;
- methodDecl.type = MethodDeclaration.METHOD_DEFINITION;
- try {
- getNextToken();
- functionDefinition(methodDecl);
- } catch (SyntaxError sytaxErr1) {
- return;
- } finally {
- int sourceEnd = scanner.getCurrentTokenStartPosition();
- if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
- sourceEnd = methodDecl.declarationSourceStart + 1;
- }
- methodDecl.declarationSourceEnd = sourceEnd;
- }
- }
- }
-
- protected CompilationUnitDeclaration endParse(int act) {
-
- this.lastAct = act;
-
- // if (currentElement != null) {
- // currentElement.topElement().updateParseTree();
- // if (VERBOSE_RECOVERY) {
- // System.out.print(Util.bind("parser.syntaxRecovery")); //$NON-NLS-1$
- // System.out.println("--------------------------"); //$NON-NLS-1$
- // System.out.println(compilationUnit);
- // System.out.println("----------------------------------"); //$NON-NLS-1$
- // }
- // } else {
- if (diet & VERBOSE_RECOVERY) {
- System.out.print(Util.bind("parser.regularParse")); //$NON-NLS-1$
- System.out.println("--------------------------"); //$NON-NLS-1$
- System.out.println(compilationUnit);
- System.out.println("----------------------------------"); //$NON-NLS-1$
- }
- // }
- if (scanner.recordLineSeparator) {
- compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
- }
- if (scanner.taskTags != null) {
- for (int i = 0; i < scanner.foundTaskCount; i++) {
- problemReporter().task(new String(scanner.foundTaskTags[i]), new String(scanner.foundTaskMessages[i]),
- scanner.foundTaskPriorities[i] == null ? null : new String(scanner.foundTaskPriorities[i]),
- scanner.foundTaskPositions[i][0], scanner.foundTaskPositions[i][1]);
- }
- }
- compilationUnit.imports = new ImportReference[includesList.size()];
- for (int i = 0; i < includesList.size(); i++) {
- compilationUnit.imports[i] = (ImportReference) includesList.get(i);
- }
- return compilationUnit;
- }
-
- private Block statementList() {
- boolean branchStatement = false;
- Statement statement;
- int blockStart = scanner.getCurrentTokenStartPosition();
- ArrayList blockStatements = new ArrayList();
- do {
- try {
- statement = statement();
- blockStatements.add(statement);
- if (branchStatement && statement != null) {
-// reportSyntaxError("Unreachable code", statement.sourceStart, statement.sourceEnd);
- problemReporter.unreachableCode(new String(scanner.getCurrentIdentifierSource()),statement.sourceStart, statement.sourceEnd,
- referenceContext, compilationUnit.compilationResult);
- }
- if ((token == TokenNameRBRACE) || (token == TokenNamecase) || (token == TokenNamedefault) || (token == TokenNameelse)
- || (token == TokenNameelseif) || (token == TokenNameendif) || (token == TokenNameendfor)
- || (token == TokenNameendforeach) || (token == TokenNameendwhile) || (token == TokenNameendswitch)
- || (token == TokenNameenddeclare) || (token == TokenNameEOF) || (token == TokenNameERROR)) {
- return createBlock(blockStart, blockStatements);
- }
- branchStatement = checkUnreachableStatements(statement);
- } catch (SyntaxError sytaxErr1) {
- // if an error occured,
- // try to find keywords
- // to parse the rest of the string
- boolean tokenize = scanner.tokenizeStrings;
- if (!tokenize) {
- scanner.tokenizeStrings = true;
- }
- try {
- while (token != TokenNameEOF) {
- if ((token == TokenNameRBRACE) || (token == TokenNamecase) || (token == TokenNamedefault) || (token == TokenNameelse)
- || (token == TokenNameelseif) || (token == TokenNameendif) || (token == TokenNameendfor)
- || (token == TokenNameendforeach) || (token == TokenNameendwhile) || (token == TokenNameendswitch)
- || (token == TokenNameenddeclare) || (token == TokenNameEOF) || (token == TokenNameERROR)) {
- return createBlock(blockStart, blockStatements);
- }
- if (token == TokenNameif || token == TokenNameswitch || token == TokenNamefor || token == TokenNamewhile
- || token == TokenNamedo || token == TokenNameforeach || token == TokenNamecontinue || token == TokenNamebreak
- || token == TokenNamereturn || token == TokenNameexit || token == TokenNameecho || token == TokenNameglobal
- || token == TokenNamestatic || token == TokenNameunset || token == TokenNamefunction || token == TokenNamedeclare
- || token == TokenNametry || token == TokenNamecatch || token == TokenNamethrow || token == TokenNamefinal
- || token == TokenNameabstract || token == TokenNameclass || token == TokenNameinterface) {
- break;
- }
- // System.out.println(scanner.toStringAction(token));
- getNextToken();
- // System.out.println(scanner.toStringAction(token));
- }
- if (token == TokenNameEOF) {
- throw sytaxErr1;
- }
- } finally {
- scanner.tokenizeStrings = tokenize;
- }
- }
- } while (true);
- }
-
- /**
- * @param statement
- * @return
- */
- private boolean checkUnreachableStatements(Statement statement) {
- if (statement instanceof ReturnStatement || statement instanceof ContinueStatement || statement instanceof BreakStatement) {
- return true;
- } else if (statement instanceof IfStatement && ((IfStatement) statement).checkUnreachable) {
- return true;
- }
- return false;
- }
-
- /**
- * @param blockStart
- * @param blockStatements
- * @return
- */
- private Block createBlock(int blockStart, ArrayList blockStatements) {
- int blockEnd = scanner.getCurrentTokenEndPosition();
- Block b = Block.EmptyWith(blockStart, blockEnd);
- b.statements = new Statement[blockStatements.size()];
- blockStatements.toArray(b.statements);
- return b;
- }
-
- private void functionBody(MethodDeclaration methodDecl) {
- // '{' [statement-list] '}'
- if (token == TokenNameLBRACE) {
- getNextToken();
- } else {
- throwSyntaxError("'{' expected in compound-statement.");
- }
- if (token != TokenNameRBRACE) {
- statementList();
- }
- if (token == TokenNameRBRACE) {
- // methodDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- } else {
- throwSyntaxError("'}' expected in compound-statement.");
- }
- }
-
- private Statement statement() {
- Statement statement = null;
- Expression expression;
- int sourceStart = scanner.getCurrentTokenStartPosition();
- int sourceEnd;
- if (token == TokenNameif) {
- // T_IF '(' expr ')' statement elseif_list else_single
- // T_IF '(' expr ')' ':' inner_statement_list new_elseif_list new_else_single T_ENDIF ';'
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'if' keyword.");
- }
- expression = expr();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'if' condition.");
- }
- // create basic IfStatement
- IfStatement ifStatement = new IfStatement(expression, null, null, sourceStart, -1);
- if (token == TokenNameCOLON) {
- getNextToken();
- ifStatementColon(ifStatement);
- } else {
- ifStatement(ifStatement);
- }
- return ifStatement;
- } else if (token == TokenNameswitch) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'switch' keyword.");
- }
- expr();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'switch' condition.");
- }
- switchStatement();
- return statement;
- } else if (token == TokenNamefor) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'for' keyword.");
- }
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- expressionList();
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- throwSyntaxError("';' expected after 'for'.");
- }
- }
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- expressionList();
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- throwSyntaxError("';' expected after 'for'.");
- }
- }
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- expressionList();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'for'.");
- }
- }
- forStatement();
- return statement;
- } else if (token == TokenNamewhile) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'while' keyword.");
- }
- expr();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'while' condition.");
- }
- whileStatement();
- return statement;
- } else if (token == TokenNamedo) {
- getNextToken();
- if (token == TokenNameLBRACE) {
- getNextToken();
- if (token != TokenNameRBRACE) {
- statementList();
- }
- if (token == TokenNameRBRACE) {
- getNextToken();
- } else {
- throwSyntaxError("'}' expected after 'do' keyword.");
- }
- } else {
- statement();
- }
- if (token == TokenNamewhile) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'while' keyword.");
- }
- expr();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'while' condition.");
- }
- } else {
- throwSyntaxError("'while' expected after 'do' keyword.");
- }
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after do-while statement.");
- }
- getNextToken();
- }
- return statement;
- } else if (token == TokenNameforeach) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'foreach' keyword.");
- }
- expr();
- if (token == TokenNameas) {
- getNextToken();
- } else {
- throwSyntaxError("'as' expected after 'foreach' exxpression.");
- }
- // variable();
- foreach_variable();
- foreach_optional_arg();
- if (token == TokenNameEQUAL_GREATER) {
- getNextToken();
- variable(false);
- }
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'foreach' expression.");
- }
- foreachStatement();
- return statement;
- } else if (token == TokenNamebreak) {
- expression = null;
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- expression = expr();
- }
- if (token == TokenNameSEMICOLON) {
- sourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- } else {
- if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after 'break'.");
- }
- sourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- }
- return new BreakStatement(null, sourceStart, sourceEnd);
- } else if (token == TokenNamecontinue) {
- expression = null;
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- expression = expr();
- }
- if (token == TokenNameSEMICOLON) {
- sourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- } else {
- if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after 'continue'.");
- }
- sourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- }
- return new ContinueStatement(null, sourceStart, sourceEnd);
- } else if (token == TokenNamereturn) {
- expression = null;
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- expression = expr();
- }
- if (token == TokenNameSEMICOLON) {
- sourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- } else {
- if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after 'return'.");
- }
- sourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- }
- return new ReturnStatement(expression, sourceStart, sourceEnd);
- } else if (token == TokenNameecho) {
- getNextToken();
- expressionList();
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after 'echo' statement.");
- }
- getNextToken();
- }
- return statement;
- } else if (token == TokenNameINLINE_HTML) {
- getNextToken();
- return statement;
- // } else if (token == TokenNameprint) {
- // getNextToken();
- // expression();
- // if (token == TokenNameSEMICOLON) {
- // getNextToken();
- // } else {
- // if (token != TokenNameStopPHP) {
- // throwSyntaxError("';' expected after 'print' statement.");
- // }
- // getNextToken();
- // }
- // return;
- } else if (token == TokenNameglobal) {
- getNextToken();
- global_var_list();
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after 'global' statement.");
- }
- getNextToken();
- }
- return statement;
- } else if (token == TokenNamestatic) {
- getNextToken();
- static_var_list();
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after 'static' statement.");
- }
- getNextToken();
- }
- return statement;
- } else if (token == TokenNameunset) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'unset' statement.");
- }
- unset_variables();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'unset' statement.");
- }
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after 'unset' statement.");
- }
- getNextToken();
- }
- return statement;
- } else if (token == TokenNamefunction) {
- MethodDeclaration methodDecl = new MethodDeclaration(this.compilationUnit.compilationResult);
- methodDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
- methodDecl.modifiers = AccDefault;
- methodDecl.type = MethodDeclaration.FUNCTION_DEFINITION;
- try {
- getNextToken();
- functionDefinition(methodDecl);
- } finally {
- sourceEnd = scanner.getCurrentTokenStartPosition();
- if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
- sourceEnd = methodDecl.declarationSourceStart + 1;
- }
- methodDecl.declarationSourceEnd = sourceEnd;
- }
- return statement;
- } else if (token == TokenNamedeclare) {
- //T_DECLARE '(' declare_list ')' declare_statement
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected in 'declare' statement.");
- }
- getNextToken();
- declare_list();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected in 'declare' statement.");
- }
- getNextToken();
- declare_statement();
- return statement;
- } else if (token == TokenNametry) {
- getNextToken();
- if (token != TokenNameLBRACE) {
- throwSyntaxError("'{' expected in 'try' statement.");
- }
- getNextToken();
- statementList();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected in 'try' statement.");
- }
- getNextToken();
- return statement;
- } else if (token == TokenNamecatch) {
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected in 'catch' statement.");
- }
- getNextToken();
- fully_qualified_class_name();
- if (token != TokenNameVariable) {
- throwSyntaxError("Variable expected in 'catch' statement.");
- }
- getNextToken();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected in 'catch' statement.");
- }
- getNextToken();
- if (token != TokenNameLBRACE) {
- throwSyntaxError("'{' expected in 'catch' statement.");
- }
- getNextToken();
- if (token != TokenNameRBRACE) {
- statementList();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected in 'catch' statement.");
- }
- }
- getNextToken();
- additional_catches();
- return statement;
- } else if (token == TokenNamethrow) {
- getNextToken();
- expr();
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- throwSyntaxError("';' expected after 'throw' exxpression.");
- }
- return statement;
- } else if (token == TokenNamefinal || token == TokenNameabstract || token == TokenNameclass || token == TokenNameinterface) {
- try {
- TypeDeclaration typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
- typeDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
- typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
- typeDecl.name = new char[] { ' ' };
- // default super class
- typeDecl.superclass = new SingleTypeReference(TypeConstants.OBJECT, 0);
- compilationUnit.types.add(typeDecl);
- pushOnAstStack(typeDecl);
- unticked_class_declaration_statement(typeDecl);
- } finally {
- // reduce stack:
- astPtr--;
- astLengthPtr--;
- }
- return statement;
- // } else {
- // throwSyntaxError("Unexpected keyword '" + keyword + "'");
- } else if (token == TokenNameLBRACE) {
- getNextToken();
- if (token != TokenNameRBRACE) {
- statement = statementList();
- }
- if (token == TokenNameRBRACE) {
- getNextToken();
- return statement;
- } else {
- throwSyntaxError("'}' expected.");
- }
- } else {
- if (token != TokenNameSEMICOLON) {
- expr();
- }
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- return statement;
- } else {
- if (token == TokenNameRBRACE) {
- reportSyntaxError("';' expected after expression (Found token: " + scanner.toStringAction(token) + ")");
- } else {
- if (token != TokenNameINLINE_HTML && token != TokenNameEOF) {
- throwSyntaxError("';' expected after expression (Found token: " + scanner.toStringAction(token) + ")");
- }
- getNextToken();
- }
- }
- }
- // may be null
- return statement;
- }
-
- private void declare_statement() {
- // statement
- //| ':' inner_statement_list T_ENDDECLARE ';'
- //;
- if (token == TokenNameCOLON) {
- getNextToken();
- // TODO: implement inner_statement_list();
- statementList();
- if (token != TokenNameenddeclare) {
- throwSyntaxError("'enddeclare' expected in 'declare' statement.");
- }
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after 'enddeclare' keyword.");
- }
- getNextToken();
- } else {
- statement();
- }
- }
-
- private void declare_list() {
- // T_STRING '=' static_scalar
- //| declare_list ',' T_STRING '=' static_scalar
- while (true) {
- if (token != TokenNameIdentifier) {
- throwSyntaxError("Identifier expected in 'declare' list.");
- }
- getNextToken();
- if (token != TokenNameEQUAL) {
- throwSyntaxError("'=' expected in 'declare' list.");
- }
- getNextToken();
- static_scalar();
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- }
- }
-
- private void additional_catches() {
- while (token == TokenNamecatch) {
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected in 'catch' statement.");
- }
- getNextToken();
- fully_qualified_class_name();
- if (token != TokenNameVariable) {
- throwSyntaxError("Variable expected in 'catch' statement.");
- }
- getNextToken();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected in 'catch' statement.");
- }
- getNextToken();
- if (token != TokenNameLBRACE) {
- throwSyntaxError("'{' expected in 'catch' statement.");
- }
- getNextToken();
- if (token != TokenNameRBRACE) {
- statementList();
- }
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected in 'catch' statement.");
- }
- getNextToken();
- }
- }
-
- private void foreach_variable() {
- // w_variable
- //| '&' w_variable
- if (token == TokenNameAND) {
- getNextToken();
- }
- w_variable(true);
- }
-
- private void foreach_optional_arg() {
- // /* empty */
- //| T_DOUBLE_ARROW foreach_variable
- if (token == TokenNameEQUAL_GREATER) {
- getNextToken();
- foreach_variable();
- }
- }
-
- private void global_var_list() {
- // global_var_list:
- // global_var_list ',' global_var
- //| global_var
- HashSet set = peekVariableSet();
- while (true) {
- global_var(set);
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- }
- }
-
- private void global_var(HashSet set) {
- //global_var:
- // T_VARIABLE
- //| '$' r_variable
- //| '$' '{' expr '}'
- if (token == TokenNameVariable) {
- if (fMethodVariables != null) {
- VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_GLOBAL_VAR);
- fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
- }
- addVariableSet(set);
- getNextToken();
- } else if (token == TokenNameDOLLAR) {
- getNextToken();
- if (token == TokenNameLBRACE) {
- getNextToken();
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected in global variable.");
- }
- getNextToken();
- } else {
- r_variable();
- }
- }
- }
-
- private void static_var_list() {
- //static_var_list:
- // static_var_list ',' T_VARIABLE
- //| static_var_list ',' T_VARIABLE '=' static_scalar
- //| T_VARIABLE
- //| T_VARIABLE '=' static_scalar,
- HashSet set = peekVariableSet();
- while (true) {
- if (token == TokenNameVariable) {
- if (fMethodVariables != null) {
- VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_STATIC_VAR);
- fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
- }
- addVariableSet(set);
- getNextToken();
- if (token == TokenNameEQUAL) {
- getNextToken();
- static_scalar();
- }
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- } else {
- break;
- }
- }
- }
-
- private void unset_variables() {
- // unset_variables:
- // unset_variable
- // | unset_variables ',' unset_variable
- // unset_variable:
- // variable
- while (true) {
- variable(false);
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- }
- }
-
- private final void initializeModifiers() {
- this.modifiers = 0;
- this.modifiersSourceStart = -1;
- }
-
- private final void checkAndSetModifiers(int flag) {
- this.modifiers |= flag;
- if (this.modifiersSourceStart < 0)
- this.modifiersSourceStart = this.scanner.startPosition;
- }
-
- private void unticked_class_declaration_statement(TypeDeclaration typeDecl) {
- initializeModifiers();
- if (token == TokenNameinterface) {
- // interface_entry T_STRING
- // interface_extends_list
- // '{' class_statement_list '}'
- checkAndSetModifiers(AccInterface);
- getNextToken();
- typeDecl.modifiers = this.modifiers;
- typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
- typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
- if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
- typeDecl.name = scanner.getCurrentIdentifierSource();
- if (token > TokenNameKEYWORD) {
- problemReporter.phpKeywordWarning(new String[] { scanner.toStringAction(token) }, scanner.getCurrentTokenStartPosition(),
- scanner.getCurrentTokenEndPosition(), referenceContext, compilationUnit.compilationResult);
- // throwSyntaxError("Don't use a keyword for interface declaration [" + scanner.toStringAction(token) + "].",
- // typeDecl.sourceStart, typeDecl.sourceEnd);
- }
- getNextToken();
- interface_extends_list(typeDecl);
- } else {
- typeDecl.name = new char[] { ' ' };
- throwSyntaxError("Interface name expected after keyword 'interface'.", typeDecl.sourceStart, typeDecl.sourceEnd);
- return;
- }
- } else {
- // class_entry_type T_STRING extends_from
- // implements_list
- // '{' class_statement_list'}'
- class_entry_type();
- typeDecl.modifiers = this.modifiers;
- typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
- typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
- //identifier
- //identifier 'extends' identifier
- if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
- typeDecl.name = scanner.getCurrentIdentifierSource();
- if (token > TokenNameKEYWORD) {
- problemReporter.phpKeywordWarning(new String[] { scanner.toStringAction(token) }, scanner.getCurrentTokenStartPosition(),
- scanner.getCurrentTokenEndPosition(), referenceContext, compilationUnit.compilationResult);
- // throwSyntaxError("Don't use a keyword for class declaration [" + scanner.toStringAction(token) + "].",
- // typeDecl.sourceStart, typeDecl.sourceEnd);
- }
- getNextToken();
- // extends_from:
- // /* empty */
- // | T_EXTENDS fully_qualified_class_name
- if (token == TokenNameextends) {
- interface_extends_list(typeDecl);
- // getNextToken();
- // if (token != TokenNameIdentifier) {
- // throwSyntaxError("Class name expected after keyword
- // 'extends'.",
- // scanner.getCurrentTokenStartPosition(), scanner
- // .getCurrentTokenEndPosition());
- // }
- }
- implements_list(typeDecl);
- } else {
- typeDecl.name = new char[] { ' ' };
- throwSyntaxError("Class name expected after keyword 'class'.", typeDecl.sourceStart, typeDecl.sourceEnd);
- return;
- }
- }
- // '{' class_statement_list '}'
- if (token == TokenNameLBRACE) {
- getNextToken();
- if (token != TokenNameRBRACE) {
- ArrayList list = new ArrayList();
- class_statement_list(list);
- typeDecl.fields = new FieldDeclaration[list.size()];
- for (int i = 0; i < list.size(); i++) {
- typeDecl.fields[i] = (FieldDeclaration) list.get(i);
- }
- }
- if (token == TokenNameRBRACE) {
- typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- } else {
- throwSyntaxError("'}' expected at end of class body.");
- }
- } else {
- throwSyntaxError("'{' expected at start of class body.");
- }
- }
-
- private void class_entry_type() {
- // T_CLASS
- // | T_ABSTRACT T_CLASS
- // | T_FINAL T_CLASS
- if (token == TokenNameclass) {
- getNextToken();
- } else if (token == TokenNameabstract) {
- checkAndSetModifiers(AccAbstract);
- getNextToken();
- if (token != TokenNameclass) {
- throwSyntaxError("Keyword 'class' expected after keyword 'abstract'.");
- }
- getNextToken();
- } else if (token == TokenNamefinal) {
- checkAndSetModifiers(AccFinal);
- getNextToken();
- if (token != TokenNameclass) {
- throwSyntaxError("Keyword 'class' expected after keyword 'final'.");
- }
- getNextToken();
- } else {
- throwSyntaxError("Keyword 'class' 'final' or 'abstract' expected");
- }
- }
-
- private void class_extends(TypeDeclaration typeDecl) {
- // /* empty */
- // | T_EXTENDS interface_list
- if (token == TokenNameextends) {
- getNextToken();
-
- if (token == TokenNameIdentifier) {
- getNextToken();
- } else {
- throwSyntaxError("Class name expected after keyword 'extends'.");
- }
- }
- }
-
- private void interface_extends_list(TypeDeclaration typeDecl) {
- // /* empty */
- // | T_EXTENDS interface_list
- if (token == TokenNameextends) {
- getNextToken();
- interface_list();
- }
- }
-
- private void implements_list(TypeDeclaration typeDecl) {
- // /* empty */
- // | T_IMPLEMENTS interface_list
- if (token == TokenNameimplements) {
- getNextToken();
- interface_list();
- }
- }
-
- private void interface_list() {
- // interface_list:
- // fully_qualified_class_name
- //| interface_list ',' fully_qualified_class_name
- do {
- if (token == TokenNameIdentifier) {
- getNextToken();
- } else {
- throwSyntaxError("Interface name expected after keyword 'implements'.");
- }
- if (token != TokenNameCOMMA) {
- return;
- }
- getNextToken();
- } while (true);
- }
-
- // private void classBody(TypeDeclaration typeDecl) {
- // //'{' [class-element-list] '}'
- // if (token == TokenNameLBRACE) {
- // getNextToken();
- // if (token != TokenNameRBRACE) {
- // class_statement_list();
- // }
- // if (token == TokenNameRBRACE) {
- // typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
- // getNextToken();
- // } else {
- // throwSyntaxError("'}' expected at end of class body.");
- // }
- // } else {
- // throwSyntaxError("'{' expected at start of class body.");
- // }
- // }
- private void class_statement_list(ArrayList list) {
- do {
- try {
- class_statement(list);
- if (token == TokenNamepublic || token == TokenNameprotected || token == TokenNameprivate || token == TokenNamestatic
- || token == TokenNameabstract || token == TokenNamefinal || token == TokenNamefunction || token == TokenNamevar
- || token == TokenNameconst) {
- continue;
- }
- if (token == TokenNameRBRACE) {
- break;
- }
- throwSyntaxError("'}' at end of class statement.");
- } catch (SyntaxError sytaxErr1) {
- boolean tokenize = scanner.tokenizeStrings;
- if (!tokenize) {
- scanner.tokenizeStrings = true;
- }
- try {
- // if an error occured,
- // try to find keywords
- // to parse the rest of the string
- while (token != TokenNameEOF) {
- if (token == TokenNamepublic || token == TokenNameprotected || token == TokenNameprivate || token == TokenNamestatic
- || token == TokenNameabstract || token == TokenNamefinal || token == TokenNamefunction || token == TokenNamevar
- || token == TokenNameconst) {
- break;
- }
- // System.out.println(scanner.toStringAction(token));
- getNextToken();
- }
- if (token == TokenNameEOF) {
- throw sytaxErr1;
- }
- } finally {
- scanner.tokenizeStrings = tokenize;
- }
- }
- } while (true);
- }
-
- private void class_statement(ArrayList list) {
- // class_statement:
- // variable_modifiers class_variable_declaration ';'
- // | class_constant_declaration ';'
- // | method_modifiers T_FUNCTION is_reference T_STRING
- // '(' parameter_list ')' method_body
- initializeModifiers();
- int declarationSourceStart = scanner.getCurrentTokenStartPosition();
-
- if (token == TokenNamevar) {
- checkAndSetModifiers(AccPublic);
- problemReporter.phpVarDeprecatedWarning(scanner.getCurrentTokenStartPosition(), scanner.getCurrentTokenEndPosition(),
- referenceContext, compilationUnit.compilationResult);
- getNextToken();
- class_variable_declaration(declarationSourceStart, list);
- } else if (token == TokenNameconst) {
- checkAndSetModifiers(AccFinal | AccPublic);
- class_constant_declaration(declarationSourceStart, list);
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after class const declaration.");
- }
- getNextToken();
- } else {
- boolean hasModifiers = member_modifiers();
- if (token == TokenNamefunction) {
- if (!hasModifiers) {
- checkAndSetModifiers(AccPublic);
- }
- MethodDeclaration methodDecl = new MethodDeclaration(this.compilationUnit.compilationResult);
- methodDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
- methodDecl.modifiers = this.modifiers;
- methodDecl.type = MethodDeclaration.METHOD_DEFINITION;
- try {
- getNextToken();
- functionDefinition(methodDecl);
- } finally {
- int sourceEnd = scanner.getCurrentTokenStartPosition();
- if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
- sourceEnd = methodDecl.declarationSourceStart + 1;
- }
- methodDecl.declarationSourceEnd = sourceEnd;
- }
- } else {
- if (!hasModifiers) {
- throwSyntaxError("'public' 'private' or 'protected' modifier expected for field declarations.");
- }
- class_variable_declaration(declarationSourceStart, list);
- }
- }
- }
-
- private void class_constant_declaration(int declarationSourceStart, ArrayList list) {
- // class_constant_declaration ',' T_STRING '=' static_scalar
- // | T_CONST T_STRING '=' static_scalar
- if (token != TokenNameconst) {
- throwSyntaxError("'const' keyword expected in class declaration.");
- } else {
- getNextToken();
- }
- while (true) {
- if (token != TokenNameIdentifier) {
- throwSyntaxError("Identifier expected in class const declaration.");
- }
- FieldDeclaration fieldDeclaration = new FieldDeclaration(scanner.getCurrentIdentifierSource(), scanner
- .getCurrentTokenStartPosition(), scanner.getCurrentTokenEndPosition());
- fieldDeclaration.modifiers = this.modifiers;
- fieldDeclaration.declarationSourceStart = declarationSourceStart;
- fieldDeclaration.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
- fieldDeclaration.modifiersSourceStart = declarationSourceStart;
- // fieldDeclaration.type
- list.add(fieldDeclaration);
- getNextToken();
- if (token != TokenNameEQUAL) {
- throwSyntaxError("'=' expected in class const declaration.");
- }
- getNextToken();
- static_scalar();
- if (token != TokenNameCOMMA) {
- break; // while(true)-loop
- }
- getNextToken();
- }
- }
-
- // private void variable_modifiers() {
- // // variable_modifiers:
- // // non_empty_member_modifiers
- // //| T_VAR
- // initializeModifiers();
- // if (token == TokenNamevar) {
- // checkAndSetModifiers(AccPublic);
- // reportSyntaxError(
- // "Keyword 'var' is deprecated. Please use 'public' 'private' or
- // 'protected'
- // modifier for field declarations.",
- // scanner.getCurrentTokenStartPosition(), scanner
- // .getCurrentTokenEndPosition());
- // getNextToken();
- // } else {
- // if (!member_modifiers()) {
- // throwSyntaxError("'public' 'private' or 'protected' modifier expected for
- // field declarations.");
- // }
- // }
- // }
- // private void method_modifiers() {
- // //method_modifiers:
- // // /* empty */
- // //| non_empty_member_modifiers
- // initializeModifiers();
- // if (!member_modifiers()) {
- // checkAndSetModifiers(AccPublic);
- // }
- // }
- private boolean member_modifiers() {
- // T_PUBLIC
- //| T_PROTECTED
- //| T_PRIVATE
- //| T_STATIC
- //| T_ABSTRACT
- //| T_FINAL
- boolean foundToken = false;
- while (true) {
- if (token == TokenNamepublic) {
- checkAndSetModifiers(AccPublic);
- getNextToken();
- foundToken = true;
- } else if (token == TokenNameprotected) {
- checkAndSetModifiers(AccProtected);
- getNextToken();
- foundToken = true;
- } else if (token == TokenNameprivate) {
- checkAndSetModifiers(AccPrivate);
- getNextToken();
- foundToken = true;
- } else if (token == TokenNamestatic) {
- checkAndSetModifiers(AccStatic);
- getNextToken();
- foundToken = true;
- } else if (token == TokenNameabstract) {
- checkAndSetModifiers(AccAbstract);
- getNextToken();
- foundToken = true;
- } else if (token == TokenNamefinal) {
- checkAndSetModifiers(AccFinal);
- getNextToken();
- foundToken = true;
- } else {
- break;
- }
- }
- return foundToken;
- }
-
- private void class_variable_declaration(int declarationSourceStart, ArrayList list) {
- // class_variable_declaration:
- // class_variable_declaration ',' T_VARIABLE
- // | class_variable_declaration ',' T_VARIABLE '=' static_scalar
- // | T_VARIABLE
- // | T_VARIABLE '=' static_scalar
- char[] classVariable;
- do {
- if (token == TokenNameVariable) {
- classVariable = scanner.getCurrentIdentifierSource();
- // indexManager.addIdentifierInformation('v', classVariable, buf, -1, -1);
- FieldDeclaration fieldDeclaration = new FieldDeclaration(classVariable, scanner.getCurrentTokenStartPosition(), scanner
- .getCurrentTokenEndPosition());
- fieldDeclaration.modifiers = this.modifiers;
- fieldDeclaration.declarationSourceStart = declarationSourceStart;
- fieldDeclaration.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
- fieldDeclaration.modifiersSourceStart = declarationSourceStart;
- list.add(fieldDeclaration);
- if (fTypeVariables != null) {
- VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_CLASS_UNIT);
- fTypeVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
- }
- getNextToken();
- if (token == TokenNameEQUAL) {
- getNextToken();
- static_scalar();
- }
- } else {
- // if (token == TokenNamethis) {
- // throwSyntaxError("'$this' not allowed after keyword 'public'
- // 'protected' 'private' 'var'.");
- // }
- throwSyntaxError("Variable expected after keyword 'public' 'protected' 'private' 'var'.");
- }
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- } while (true);
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after field declaration.");
- }
- getNextToken();
- }
-
- private void functionDefinition(MethodDeclaration methodDecl) {
- boolean isAbstract = false;
- if (astPtr == 0) {
- if (compilationUnit != null) {
- compilationUnit.types.add(methodDecl);
- }
- } else {
- ASTNode node = astStack[astPtr];
- if (node instanceof TypeDeclaration) {
- TypeDeclaration typeDecl = ((TypeDeclaration) node);
- if (typeDecl.methods == null) {
- typeDecl.methods = new AbstractMethodDeclaration[] { methodDecl };
- } else {
- AbstractMethodDeclaration[] newMethods;
- System.arraycopy(typeDecl.methods, 0, newMethods = new AbstractMethodDeclaration[typeDecl.methods.length + 1], 0,
- typeDecl.methods.length);
- newMethods[typeDecl.methods.length] = methodDecl;
- typeDecl.methods = newMethods;
- }
- if ((typeDecl.modifiers & AccAbstract) == AccAbstract) {
- isAbstract = true;
- } else if ((typeDecl.modifiers & AccInterface) == AccInterface) {
- isAbstract = true;
- }
- }
- }
- try {
- pushVariableSet();
- functionDeclarator(methodDecl);
- if (token == TokenNameSEMICOLON) {
- if (!isAbstract) {
- throwSyntaxError("Body declaration expected for method: " + new String(methodDecl.selector));
- }
- getNextToken();
- return;
- }
- functionBody(methodDecl);
- } finally {
- fStackUnassigned.pop();
- }
- }
-
- private void functionDeclarator(MethodDeclaration methodDecl) {
- //identifier '(' [parameter-list] ')'
- if (token == TokenNameAND) {
- getNextToken();
- }
- methodDecl.sourceStart = scanner.getCurrentTokenStartPosition();
- methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
- if (Scanner.isIdentifierOrKeyword(token)) {
- methodDecl.selector = scanner.getCurrentIdentifierSource();
- if (token > TokenNameKEYWORD) {
- problemReporter.phpKeywordWarning(new String[] { scanner.toStringAction(token) }, scanner.getCurrentTokenStartPosition(),
- scanner.getCurrentTokenEndPosition(), referenceContext, compilationUnit.compilationResult);
- }
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected in function declaration.");
- }
- if (token != TokenNameRPAREN) {
- parameter_list(methodDecl);
- }
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected in function declaration.");
- } else {
- methodDecl.bodyStart = scanner.getCurrentTokenEndPosition() + 1;
- getNextToken();
- }
- } else {
- methodDecl.selector = "<undefined>".toCharArray();
- throwSyntaxError("Function name expected after keyword 'function'.");
- }
- }
-
- //
- private void parameter_list(MethodDeclaration methodDecl) {
- // non_empty_parameter_list
- // | /* empty */
- non_empty_parameter_list(methodDecl, true);
- }
-
- private void non_empty_parameter_list(MethodDeclaration methodDecl, boolean empty_allowed) {
- // optional_class_type T_VARIABLE
- // | optional_class_type '&' T_VARIABLE
- // | optional_class_type '&' T_VARIABLE '=' static_scalar
- // | optional_class_type T_VARIABLE '=' static_scalar
- // | non_empty_parameter_list ',' optional_class_type T_VARIABLE
- // | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE
- // | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE '='
- // static_scalar
- // | non_empty_parameter_list ',' optional_class_type T_VARIABLE '='
- // static_scalar
- char[] typeIdentifier = null;
- if (token == TokenNameIdentifier || token == TokenNameVariable || token == TokenNameAND) {
- HashSet set = peekVariableSet();
- while (true) {
- if (token == TokenNameIdentifier) {
- typeIdentifier = scanner.getCurrentIdentifierSource();
- getNextToken();
- }
- if (token == TokenNameAND) {
- getNextToken();
- }
- if (token == TokenNameVariable) {
- if (fMethodVariables != null) {
- VariableInfo info;
- if (methodDecl.type == MethodDeclaration.FUNCTION_DEFINITION) {
- info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_FUNCTION_DEFINITION);
- } else {
- info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_METHOD_DEFINITION);
- }
- info.typeIdentifier = typeIdentifier;
- fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
- }
- addVariableSet(set);
- getNextToken();
- if (token == TokenNameEQUAL) {
- getNextToken();
- static_scalar();
- }
- } else {
- throwSyntaxError("Variable expected in parameter list.");
- }
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- }
- return;
- }
- if (!empty_allowed) {
- throwSyntaxError("Identifier expected in parameter list.");
- }
- }
-
- private void optional_class_type() {
- // /* empty */
- //| T_STRING
- }
-
- // private void parameterDeclaration() {
- // //variable
- // //variable-reference
- // if (token == TokenNameAND) {
- // getNextToken();
- // if (isVariable()) {
- // getNextToken();
- // } else {
- // throwSyntaxError("Variable expected after reference operator '&'.");
- // }
- // }
- // //variable '=' constant
- // if (token == TokenNameVariable) {
- // getNextToken();
- // if (token == TokenNameEQUAL) {
- // getNextToken();
- // static_scalar();
- // }
- // return;
- // }
- // // if (token == TokenNamethis) {
- // // throwSyntaxError("Reserved word '$this' not allowed in parameter
- // // declaration.");
- // // }
- // }
-
- private void labeledStatementList() {
- if (token != TokenNamecase && token != TokenNamedefault) {
- throwSyntaxError("'case' or 'default' expected.");
- }
- do {
- if (token == TokenNamecase) {
- getNextToken();
- expr(); //constant();
- if (token == TokenNameCOLON || token == TokenNameSEMICOLON) {
- getNextToken();
- if (token == TokenNamecase || token == TokenNamedefault) {
- // empty case statement ?
- continue;
- }
- statementList();
- }
- // else if (token == TokenNameSEMICOLON) {
- // setMarker(
- // "':' expected after 'case' keyword (Found token: " +
- // scanner.toStringAction(token) + ")",
- // scanner.getCurrentTokenStartPosition(),
- // scanner.getCurrentTokenEndPosition(),
- // INFO);
- // getNextToken();
- // if (token == TokenNamecase) { // empty case statement ?
- // continue;
- // }
- // statementList();
- // }
- else {
- throwSyntaxError("':' character expected after 'case' constant (Found token: " + scanner.toStringAction(token) + ")");
- }
- } else { // TokenNamedefault
- getNextToken();
- if (token == TokenNameCOLON || token == TokenNameSEMICOLON) {
- getNextToken();
- if (token == TokenNameRBRACE) {
- // empty default case
- break;
- }
- if (token != TokenNamecase) {
- statementList();
- }
- } else {
- throwSyntaxError("':' character expected after 'default'.");
- }
- }
- } while (token == TokenNamecase || token == TokenNamedefault);
- }
-
- private void ifStatementColon(IfStatement iState) {
- // T_IF '(' expr ')' ':' inner_statement_list new_elseif_list new_else_single T_ENDIF ';'
- Block b = inner_statement_list();
- iState.thenStatement = b;
- checkUnreachable(iState, b);
- if (token == TokenNameelseif) {
- new_elseif_list(iState);
- }
- new_else_single(iState);
- if (token != TokenNameendif) {
- throwSyntaxError("'endif' expected.");
- }
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- reportSyntaxError("';' expected after if-statement.");
- iState.sourceEnd = scanner.getCurrentTokenStartPosition();
- } else {
- iState.sourceEnd = scanner.getCurrentTokenEndPosition();
- getNextToken();
- }
- }
-
- private void ifStatement(IfStatement iState) {
- // T_IF '(' expr ')' statement elseif_list else_single
- Statement s = statement();
- iState.thenStatement = s;
- checkUnreachable(iState, s);
- if (token == TokenNameelseif) {
- elseif_list(iState);
- }
- else_single(iState);
- }
-
- private void elseif_list(IfStatement iState) {
- // /* empty */
- //| elseif_list T_ELSEIF '(' expr ')' statement
- ArrayList conditionList = new ArrayList();
- ArrayList statementList = new ArrayList();
- Expression e;
- Statement s;
- while (token == TokenNameelseif) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'elseif' keyword.");
- }
- e = expr();
- conditionList.add(e);
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'elseif' condition.");
- }
- s = statement();
- statementList.add(s);
- checkUnreachable(iState, s);
- }
- iState.elseifConditions = new Expression[conditionList.size()];
- iState.elseifStatements = new Statement[statementList.size()];
- conditionList.toArray(iState.elseifConditions);
- statementList.toArray(iState.elseifStatements);
- }
-
- private void new_elseif_list(IfStatement iState) {
- // /* empty */
- //| new_elseif_list T_ELSEIF '(' expr ')' ':' inner_statement_list
- ArrayList conditionList = new ArrayList();
- ArrayList statementList = new ArrayList();
- Expression e;
- Block b;
- while (token == TokenNameelseif) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'elseif' keyword.");
- }
- e = expr();
- conditionList.add(e);
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'elseif' condition.");
- }
- if (token == TokenNameCOLON) {
- getNextToken();
- } else {
- throwSyntaxError("':' expected after 'elseif' keyword.");
- }
- b = inner_statement_list();
- statementList.add(b);
- checkUnreachable(iState, b);
- }
- iState.elseifConditions = new Expression[conditionList.size()];
- iState.elseifStatements = new Statement[statementList.size()];
- conditionList.toArray(iState.elseifConditions);
- statementList.toArray(iState.elseifStatements);
- }
-
- private void else_single(IfStatement iState) {
- // /* empty */
- // T_ELSE statement
- if (token == TokenNameelse) {
- getNextToken();
- Statement s = statement();
- iState.elseStatement = s;
- checkUnreachable(iState, s);
- } else {
- iState.checkUnreachable = false;
- }
- iState.sourceEnd = scanner.getCurrentTokenStartPosition();
- }
-
- private void new_else_single(IfStatement iState) {
- // /* empty */
- //| T_ELSE ':' inner_statement_list
- if (token == TokenNameelse) {
- getNextToken();
- if (token == TokenNameCOLON) {
- getNextToken();
- } else {
- throwSyntaxError("':' expected after 'else' keyword.");
- }
- Block b = inner_statement_list();
- iState.elseStatement = b;
- checkUnreachable(iState, b);
- } else {
- iState.checkUnreachable = false;
- }
- }
-
- private Block inner_statement_list() {
- // inner_statement_list inner_statement
- // /* empty */
- return statementList();
- }
-
- /**
- * @param iState
- * @param b
- */
- private void checkUnreachable(IfStatement iState, Statement s) {
- if (s instanceof Block) {
- Block b = (Block) s;
- if (b.statements == null || b.statements.length == 0) {
- iState.checkUnreachable = false;
- } else {
- int off = b.statements.length - 1;
- if (!(b.statements[off] instanceof ReturnStatement) && !(b.statements[off] instanceof ContinueStatement)
- && !(b.statements[off] instanceof BreakStatement)) {
- if (!(b.statements[off] instanceof IfStatement) || !((IfStatement) b.statements[off]).checkUnreachable) {
- iState.checkUnreachable = false;
- }
- }
- }
- } else {
- if (!(s instanceof ReturnStatement) && !(s instanceof ContinueStatement) && !(s instanceof BreakStatement)) {
- if (!(s instanceof IfStatement) || !((IfStatement) s).checkUnreachable) {
- iState.checkUnreachable = false;
- }
- }
- }
- }
-
- // private void elseifStatementList() {
- // do {
- // elseifStatement();
- // switch (token) {
- // case TokenNameelse:
- // getNextToken();
- // if (token == TokenNameCOLON) {
- // getNextToken();
- // if (token != TokenNameendif) {
- // statementList();
- // }
- // return;
- // } else {
- // if (token == TokenNameif) { //'else if'
- // getNextToken();
- // } else {
- // throwSyntaxError("':' expected after 'else'.");
- // }
- // }
- // break;
- // case TokenNameelseif:
- // getNextToken();
- // break;
- // default:
- // return;
- // }
- // } while (true);
- // }
-
- // private void elseifStatement() {
- // if (token == TokenNameLPAREN) {
- // getNextToken();
- // expr();
- // if (token != TokenNameRPAREN) {
- // throwSyntaxError("')' expected in else-if-statement.");
- // }
- // getNextToken();
- // if (token != TokenNameCOLON) {
- // throwSyntaxError("':' expected in else-if-statement.");
- // }
- // getNextToken();
- // if (token != TokenNameendif) {
- // statementList();
- // }
- // }
- // }
-
- private void switchStatement() {
- if (token == TokenNameCOLON) {
- // ':' [labeled-statement-list] 'endswitch' ';'
- getNextToken();
- labeledStatementList();
- if (token != TokenNameendswitch) {
- throwSyntaxError("'endswitch' expected.");
- }
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after switch-statement.");
- }
- getNextToken();
- } else {
- // '{' [labeled-statement-list] '}'
- if (token != TokenNameLBRACE) {
- throwSyntaxError("'{' expected in switch statement.");
- }
- getNextToken();
- if (token != TokenNameRBRACE) {
- labeledStatementList();
- }
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected in switch statement.");
- }
- getNextToken();
- }
- }
-
- private void forStatement() {
- if (token == TokenNameCOLON) {
- getNextToken();
- statementList();
- if (token != TokenNameendfor) {
- throwSyntaxError("'endfor' expected.");
- }
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after for-statement.");
- }
- getNextToken();
- } else {
- statement();
- }
- }
-
- private void whileStatement() {
- // ':' statement-list 'endwhile' ';'
- if (token == TokenNameCOLON) {
- getNextToken();
- statementList();
- if (token != TokenNameendwhile) {
- throwSyntaxError("'endwhile' expected.");
- }
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after while-statement.");
- }
- getNextToken();
- } else {
- statement();
- }
- }
-
- private void foreachStatement() {
- if (token == TokenNameCOLON) {
- getNextToken();
- statementList();
- if (token != TokenNameendforeach) {
- throwSyntaxError("'endforeach' expected.");
- }
- getNextToken();
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after foreach-statement.");
- }
- getNextToken();
- } else {
- statement();
- }
- }
-
- // private void exitStatus() {
- // if (token == TokenNameLPAREN) {
- // getNextToken();
- // } else {
- // throwSyntaxError("'(' expected in 'exit-status'.");
- // }
- // if (token != TokenNameRPAREN) {
- // expression();
- // }
- // if (token == TokenNameRPAREN) {
- // getNextToken();
- // } else {
- // throwSyntaxError("')' expected after 'exit-status'.");
- // }
- // }
- private void expressionList() {
- do {
- expr();
- if (token == TokenNameCOMMA) {
- getNextToken();
- } else {
- break;
- }
- } while (true);
- }
-
- private Expression expr() {
- // r_variable
- // | expr_without_variable
- // if (token!=TokenNameEOF) {
- if (Scanner.TRACE) {
- System.out.println("TRACE: expr()");
- }
- return expr_without_variable(true);
- // }
- }
-
- private Expression expr_without_variable(boolean only_variable) {
- int exprSourceStart = scanner.getCurrentTokenStartPosition();
- int exprSourceEnd = scanner.getCurrentTokenEndPosition();
- Expression expression = new Expression();
- expression.sourceStart = exprSourceStart;
- // default, may be overwritten
- expression.sourceEnd = exprSourceEnd;
- try {
- // internal_functions_in_yacc
- // | T_CLONE expr
- // | T_PRINT expr
- // | '(' expr ')'
- // | '@' expr
- // | '+' expr
- // | '-' expr
- // | '!' expr
- // | '~' expr
- // | T_INC rw_variable
- // | T_DEC rw_variable
- // | T_INT_CAST expr
- // | T_DOUBLE_CAST expr
- // | T_STRING_CAST expr
- // | T_ARRAY_CAST expr
- // | T_OBJECT_CAST expr
- // | T_BOOL_CAST expr
- // | T_UNSET_CAST expr
- // | T_EXIT exit_expr
- // | scalar
- // | T_ARRAY '(' array_pair_list ')'
- // | '`' encaps_list '`'
- // | T_LIST '(' assignment_list ')' '=' expr
- // | T_NEW class_name_reference ctor_arguments
- // | variable '=' expr
- // | variable '=' '&' variable
- // | variable '=' '&' T_NEW class_name_reference ctor_arguments
- // | variable T_PLUS_EQUAL expr
- // | variable T_MINUS_EQUAL expr
- // | variable T_MUL_EQUAL expr
- // | variable T_DIV_EQUAL expr
- // | variable T_CONCAT_EQUAL expr
- // | variable T_MOD_EQUAL expr
- // | variable T_AND_EQUAL expr
- // | variable T_OR_EQUAL expr
- // | variable T_XOR_EQUAL expr
- // | variable T_SL_EQUAL expr
- // | variable T_SR_EQUAL expr
- // | rw_variable T_INC
- // | rw_variable T_DEC
- // | expr T_BOOLEAN_OR expr
- // | expr T_BOOLEAN_AND expr
- // | expr T_LOGICAL_OR expr
- // | expr T_LOGICAL_AND expr
- // | expr T_LOGICAL_XOR expr
- // | expr '|' expr
- // | expr '&' expr
- // | expr '^' expr
- // | expr '.' expr
- // | expr '+' expr
- // | expr '-' expr
- // | expr '*' expr
- // | expr '/' expr
- // | expr '%' expr
- // | expr T_SL expr
- // | expr T_SR expr
- // | expr T_IS_IDENTICAL expr
- // | expr T_IS_NOT_IDENTICAL expr
- // | expr T_IS_EQUAL expr
- // | expr T_IS_NOT_EQUAL expr
- // | expr '<' expr
- // | expr T_IS_SMALLER_OR_EQUAL expr
- // | expr '>' expr
- // | expr T_IS_GREATER_OR_EQUAL expr
- // | expr T_INSTANCEOF class_name_reference
- // | expr '?' expr ':' expr
- if (Scanner.TRACE) {
- System.out.println("TRACE: expr_without_variable() PART 1");
- }
- switch (token) {
- case TokenNameisset:
- case TokenNameempty:
- case TokenNameeval:
- case TokenNameinclude:
- case TokenNameinclude_once:
- case TokenNamerequire:
- case TokenNamerequire_once:
- internal_functions_in_yacc();
- break;
- // | '(' expr ')'
- case TokenNameLPAREN:
- getNextToken();
- expr();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected in expression.");
- }
- break;
- // | T_CLONE expr
- // | T_PRINT expr
- // | '@' expr
- // | '+' expr
- // | '-' expr
- // | '!' expr
- // | '~' expr
- // | T_INT_CAST expr
- // | T_DOUBLE_CAST expr
- // | T_STRING_CAST expr
- // | T_ARRAY_CAST expr
- // | T_OBJECT_CAST expr
- // | T_BOOL_CAST expr
- // | T_UNSET_CAST expr
- case TokenNameclone:
- case TokenNameprint:
- case TokenNameAT:
- case TokenNamePLUS:
- case TokenNameMINUS:
- case TokenNameNOT:
- case TokenNameTWIDDLE:
- case TokenNameintCAST:
- case TokenNamedoubleCAST:
- case TokenNamestringCAST:
- case TokenNamearrayCAST:
- case TokenNameobjectCAST:
- case TokenNameboolCAST:
- case TokenNameunsetCAST:
- getNextToken();
- expr();
- break;
- case TokenNameexit:
- getNextToken();
- exit_expr();
- break;
- // scalar:
- // T_STRING
- //| T_STRING_VARNAME
- //| class_constant
- //| T_START_HEREDOC encaps_list T_END_HEREDOC
- // | '`' encaps_list '`'
- // | common_scalar
- // | '`' encaps_list '`'
- case TokenNameEncapsedString0:
- scanner.encapsedStringStack.push(new Character('`'));
- getNextToken();
- try {
- if (token == TokenNameEncapsedString0) {
- } else {
- encaps_list();
- if (token != TokenNameEncapsedString0) {
- throwSyntaxError("\'`\' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
- }
- }
- } finally {
- scanner.encapsedStringStack.pop();
- getNextToken();
- }
- break;
- // | '\'' encaps_list '\''
- case TokenNameEncapsedString1:
- scanner.encapsedStringStack.push(new Character('\''));
- getNextToken();
- try {
- exprSourceStart = scanner.getCurrentTokenStartPosition();
- if (token == TokenNameEncapsedString1) {
- expression = new StringLiteralSQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
- .getCurrentTokenEndPosition());
- } else {
- encaps_list();
- if (token != TokenNameEncapsedString1) {
- throwSyntaxError("\'\'\' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
- } else {
- expression = new StringLiteralSQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
- .getCurrentTokenEndPosition());
- }
- }
- } finally {
- scanner.encapsedStringStack.pop();
- getNextToken();
- }
- break;
- //| '"' encaps_list '"'
- case TokenNameEncapsedString2:
- scanner.encapsedStringStack.push(new Character('"'));
- getNextToken();
- try {
- exprSourceStart = scanner.getCurrentTokenStartPosition();
- if (token == TokenNameEncapsedString2) {
- expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
- .getCurrentTokenEndPosition());
- } else {
- encaps_list();
- if (token != TokenNameEncapsedString2) {
- throwSyntaxError("'\"' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
- } else {
- expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
- .getCurrentTokenEndPosition());
- }
- }
- } finally {
- scanner.encapsedStringStack.pop();
- getNextToken();
- }
- break;
- case TokenNameStringDoubleQuote:
- expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(), scanner.getCurrentTokenStartPosition(), scanner
- .getCurrentTokenEndPosition());
- common_scalar();
- break;
- case TokenNameStringSingleQuote:
- expression = new StringLiteralSQ(scanner.getCurrentStringLiteralSource(), scanner.getCurrentTokenStartPosition(), scanner
- .getCurrentTokenEndPosition());
- common_scalar();
- break;
- case TokenNameIntegerLiteral:
- case TokenNameDoubleLiteral:
- case TokenNameStringInterpolated:
- case TokenNameFILE:
- case TokenNameLINE:
- case TokenNameCLASS_C:
- case TokenNameMETHOD_C:
- case TokenNameFUNC_C:
- common_scalar();
- break;
- case TokenNameHEREDOC:
- getNextToken();
- break;
- case TokenNamearray:
- // T_ARRAY '(' array_pair_list ')'
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- if (token == TokenNameRPAREN) {
- getNextToken();
- break;
- }
- array_pair_list();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' or ',' expected after keyword 'array'" + "(Found token: " + scanner.toStringAction(token) + ")");
- }
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after keyword 'array'" + "(Found token: " + scanner.toStringAction(token) + ")");
- }
- break;
- case TokenNamelist:
- // | T_LIST '(' assignment_list ')' '=' expr
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- assignment_list();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after 'list' keyword.");
- }
- getNextToken();
- if (token != TokenNameEQUAL) {
- throwSyntaxError("'=' expected after 'list' keyword.");
- }
- getNextToken();
- expr();
- } else {
- throwSyntaxError("'(' expected after 'list' keyword.");
- }
- break;
- case TokenNamenew:
- // | T_NEW class_name_reference ctor_arguments
- getNextToken();
- Expression typeRef = class_name_reference();
- ctor_arguments();
- if (typeRef != null) {
- expression = typeRef;
- }
- break;
- // | T_INC rw_variable
- // | T_DEC rw_variable
- case TokenNamePLUS_PLUS:
- case TokenNameMINUS_MINUS:
- getNextToken();
- rw_variable();
- break;
- // | variable '=' expr
- // | variable '=' '&' variable
- // | variable '=' '&' T_NEW class_name_reference ctor_arguments
- // | variable T_PLUS_EQUAL expr
- // | variable T_MINUS_EQUAL expr
- // | variable T_MUL_EQUAL expr
- // | variable T_DIV_EQUAL expr
- // | variable T_CONCAT_EQUAL expr
- // | variable T_MOD_EQUAL expr
- // | variable T_AND_EQUAL expr
- // | variable T_OR_EQUAL expr
- // | variable T_XOR_EQUAL expr
- // | variable T_SL_EQUAL expr
- // | variable T_SR_EQUAL expr
- // | rw_variable T_INC
- // | rw_variable T_DEC
- case TokenNameIdentifier:
- case TokenNameVariable:
- case TokenNameDOLLAR:
- boolean rememberedVar = false;
-// char[] lhsVar = null;
-// if (token==TokenNameVariable) {
-// lhsVar = scanner.getCurrentTokenSource();
-// }
- Expression lhs = variable(true);
-
- switch (token) {
- case TokenNameEQUAL:
-// if (lhsVar != null) {
-// addVariableSet(lhsVar);
-// }
- getNextToken();
- if (token == TokenNameAND) {
- getNextToken();
- if (token == TokenNamenew) {
- // | variable '=' '&' T_NEW class_name_reference
- // ctor_arguments
- getNextToken();
- SingleTypeReference classRef = class_name_reference();
- ctor_arguments();
- if (classRef != null) {
- if (lhs != null && lhs instanceof FieldReference) {
- // example:
- // $var = & new Object();
- if (fMethodVariables != null) {
- VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
- lhsInfo.reference = classRef;
- lhsInfo.typeIdentifier = classRef.token;
- fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
- rememberedVar = true;
- }
- }
- }
- } else {
- Expression rhs = variable(false);
- if (rhs != null && rhs instanceof FieldReference && lhs != null && lhs instanceof FieldReference) {
- // example:
- // $var = &$ref;
- if (fMethodVariables != null) {
- VariableInfo rhsInfo = (VariableInfo) fMethodVariables.get(((FieldReference) rhs).token);
- if (rhsInfo != null && rhsInfo.reference != null) {
- VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
- lhsInfo.reference = rhsInfo.reference;
- lhsInfo.typeIdentifier = rhsInfo.typeIdentifier;
- fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
- rememberedVar = true;
- }
- }
- }
- }
- } else {
- Expression rhs = expr();
- if (lhs != null && lhs instanceof FieldReference) {
- if (rhs != null && rhs instanceof FieldReference) {
- // example:
- // $var = $ref;
- if (fMethodVariables != null) {
- VariableInfo rhsInfo = (VariableInfo) fMethodVariables.get(((FieldReference) rhs).token);
- if (rhsInfo != null && rhsInfo.reference != null) {
- VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
- lhsInfo.reference = rhsInfo.reference;
- lhsInfo.typeIdentifier = rhsInfo.typeIdentifier;
- fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
- rememberedVar = true;
- }
- }
- } else if (rhs != null && rhs instanceof SingleTypeReference) {
- // example:
- // $var = new Object();
- if (fMethodVariables != null) {
- VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
- lhsInfo.reference = (SingleTypeReference) rhs;
- lhsInfo.typeIdentifier = ((SingleTypeReference) rhs).token;
- fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
- rememberedVar = true;
- }
- }
- }
- }
- if (rememberedVar == false && lhs != null && lhs instanceof FieldReference) {
- if (fMethodVariables != null) {
- VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
- fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
- }
- }
- break;
- case TokenNamePLUS_EQUAL:
- case TokenNameMINUS_EQUAL:
- case TokenNameMULTIPLY_EQUAL:
- case TokenNameDIVIDE_EQUAL:
- case TokenNameDOT_EQUAL:
- case TokenNameREMAINDER_EQUAL:
- case TokenNameAND_EQUAL:
- case TokenNameOR_EQUAL:
- case TokenNameXOR_EQUAL:
- case TokenNameRIGHT_SHIFT_EQUAL:
- case TokenNameLEFT_SHIFT_EQUAL:
- getNextToken();
- expr();
- break;
- case TokenNamePLUS_PLUS:
- case TokenNameMINUS_MINUS:
- getNextToken();
- break;
- default:
- if (!only_variable) {
- throwSyntaxError("Variable expression not allowed (found token '" + scanner.toStringAction(token) + "').");
- }
- if (lhs != null) {
- expression = lhs;
- }
- }
- break;
- default:
- if (token != TokenNameINLINE_HTML) {
- if (token > TokenNameKEYWORD) {
- getNextToken();
- break;
- } else {
- throwSyntaxError("Error in expression (found token '" + scanner.toStringAction(token) + "').");
- }
- }
- return expression;
- }
- if (Scanner.TRACE) {
- System.out.println("TRACE: expr_without_variable() PART 2");
- }
- // | expr T_BOOLEAN_OR expr
- // | expr T_BOOLEAN_AND expr
- // | expr T_LOGICAL_OR expr
- // | expr T_LOGICAL_AND expr
- // | expr T_LOGICAL_XOR expr
- // | expr '|' expr
- // | expr '&' expr
- // | expr '^' expr
- // | expr '.' expr
- // | expr '+' expr
- // | expr '-' expr
- // | expr '*' expr
- // | expr '/' expr
- // | expr '%' expr
- // | expr T_SL expr
- // | expr T_SR expr
- // | expr T_IS_IDENTICAL expr
- // | expr T_IS_NOT_IDENTICAL expr
- // | expr T_IS_EQUAL expr
- // | expr T_IS_NOT_EQUAL expr
- // | expr '<' expr
- // | expr T_IS_SMALLER_OR_EQUAL expr
- // | expr '>' expr
- // | expr T_IS_GREATER_OR_EQUAL expr
- while (true) {
- switch (token) {
- case TokenNameOR_OR:
- getNextToken();
- expression = new OR_OR_Expression(expression, expr(), token);
- break;
- case TokenNameAND_AND:
- getNextToken();
- expression = new AND_AND_Expression(expression, expr(), token);
- break;
- case TokenNameEQUAL_EQUAL:
- getNextToken();
- expression = new EqualExpression(expression, expr(), token);
- break;
- case TokenNameand:
- case TokenNameor:
- case TokenNamexor:
- case TokenNameAND:
- case TokenNameOR:
- case TokenNameXOR:
- case TokenNameDOT:
- case TokenNamePLUS:
- case TokenNameMINUS:
- case TokenNameMULTIPLY:
- case TokenNameDIVIDE:
- case TokenNameREMAINDER:
- case TokenNameLEFT_SHIFT:
- case TokenNameRIGHT_SHIFT:
- case TokenNameEQUAL_EQUAL_EQUAL:
- case TokenNameNOT_EQUAL_EQUAL:
- case TokenNameNOT_EQUAL:
- case TokenNameLESS:
- case TokenNameLESS_EQUAL:
- case TokenNameGREATER:
- case TokenNameGREATER_EQUAL:
- getNextToken();
- expression = new BinaryExpression(expression, expr(), token);
- break;
- // | expr T_INSTANCEOF class_name_reference
- // | expr '?' expr ':' expr
- case TokenNameinstanceof:
- getNextToken();
- TypeReference classRef = class_name_reference();
- expression = new InstanceOfExpression(expression, classRef, OperatorIds.INSTANCEOF);
- expression.sourceStart = exprSourceStart;
- expression.sourceEnd = scanner.getCurrentTokenEndPosition();
- break;
- case TokenNameQUESTION:
- getNextToken();
- Expression valueIfTrue = expr();
- if (token != TokenNameCOLON) {
- throwSyntaxError("':' expected in conditional expression.");
- }
- getNextToken();
- Expression valueIfFalse = expr();
-
- expression = new ConditionalExpression(expression, valueIfTrue, valueIfFalse);
- break;
- default:
- return expression;
- }
- }
- } catch (SyntaxError e) {
- // try to find next token after expression with errors:
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- return expression;
- }
- if (token == TokenNameRBRACE || token == TokenNameRPAREN || token == TokenNameRBRACKET) {
- getNextToken();
- return expression;
- }
- throw e;
- }
- }
-
- private SingleTypeReference class_name_reference() {
- // class_name_reference:
- // T_STRING
- //| dynamic_class_name_reference
- SingleTypeReference ref = null;
- if (Scanner.TRACE) {
- System.out.println("TRACE: class_name_reference()");
- }
- if (token == TokenNameIdentifier) {
- ref = new SingleTypeReference(scanner.getCurrentIdentifierSource(), scanner.getCurrentTokenStartPosition());
- getNextToken();
- } else {
- ref = null;
- dynamic_class_name_reference();
- }
- return ref;
- }
-
- private void dynamic_class_name_reference() {
- //dynamic_class_name_reference:
- // base_variable T_OBJECT_OPERATOR object_property
- // dynamic_class_name_variable_properties
- //| base_variable
- if (Scanner.TRACE) {
- System.out.println("TRACE: dynamic_class_name_reference()");
- }
- base_variable();
- if (token == TokenNameMINUS_GREATER) {
- getNextToken();
- object_property();
- dynamic_class_name_variable_properties();
- }
- }
-
- private void dynamic_class_name_variable_properties() {
- // dynamic_class_name_variable_properties:
- // dynamic_class_name_variable_properties
- // dynamic_class_name_variable_property
- // | /* empty */
- if (Scanner.TRACE) {
- System.out.println("TRACE: dynamic_class_name_variable_properties()");
- }
- while (token == TokenNameMINUS_GREATER) {
- dynamic_class_name_variable_property();
- }
- }
-
- private void dynamic_class_name_variable_property() {
- // dynamic_class_name_variable_property:
- // T_OBJECT_OPERATOR object_property
- if (Scanner.TRACE) {
- System.out.println("TRACE: dynamic_class_name_variable_property()");
- }
- if (token == TokenNameMINUS_GREATER) {
- getNextToken();
- object_property();
- }
- }
-
- private void ctor_arguments() {
- // ctor_arguments:
- // /* empty */
- //| '(' function_call_parameter_list ')'
- if (token == TokenNameLPAREN) {
- getNextToken();
- if (token == TokenNameRPAREN) {
- getNextToken();
- return;
- }
- non_empty_function_call_parameter_list();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected in ctor_arguments.");
- }
- getNextToken();
- }
- }
-
- private void assignment_list() {
- // assignment_list:
- // assignment_list ',' assignment_list_element
- //| assignment_list_element
- while (true) {
- assignment_list_element();
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- }
- }
-
- private void assignment_list_element() {
- //assignment_list_element:
- // variable
- //| T_LIST '(' assignment_list ')'
- //| /* empty */
- if (token == TokenNameVariable) {
- variable(true);
- } else if (token == TokenNameDOLLAR) {
- variable(false);
- } else {
- if (token == TokenNamelist) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- assignment_list();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after 'list' keyword.");
- }
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'list' keyword.");
- }
- }
- }
- }
-
- private void array_pair_list() {
- // array_pair_list:
- // /* empty */
- //| non_empty_array_pair_list possible_comma
- non_empty_array_pair_list();
- if (token == TokenNameCOMMA) {
- getNextToken();
- }
- }
-
- private void non_empty_array_pair_list() {
- //non_empty_array_pair_list:
- // non_empty_array_pair_list ',' expr T_DOUBLE_ARROW expr
- //| non_empty_array_pair_list ',' expr
- //| expr T_DOUBLE_ARROW expr
- //| expr
- //| non_empty_array_pair_list ',' expr T_DOUBLE_ARROW '&' w_variable
- //| non_empty_array_pair_list ',' '&' w_variable
- //| expr T_DOUBLE_ARROW '&' w_variable
- //| '&' w_variable
- while (true) {
- if (token == TokenNameAND) {
- getNextToken();
- variable(false);
- } else {
- expr();
- if (token == TokenNameAND) {
- getNextToken();
- variable(false);
- } else if (token == TokenNameEQUAL_GREATER) {
- getNextToken();
- if (token == TokenNameAND) {
- getNextToken();
- variable(false);
- } else {
- expr();
- }
- }
- }
- if (token != TokenNameCOMMA) {
- return;
- }
- getNextToken();
- if (token == TokenNameRPAREN) {
- return;
- }
- }
- }
-
- // private void variableList() {
- // do {
- // variable();
- // if (token == TokenNameCOMMA) {
- // getNextToken();
- // } else {
- // break;
- // }
- // } while (true);
- // }
- private Expression variable_without_objects(boolean lefthandside) {
- // variable_without_objects:
- // reference_variable
- // | simple_indirect_reference reference_variable
- if (Scanner.TRACE) {
- System.out.println("TRACE: variable_without_objects()");
- }
- while (token == TokenNameDOLLAR) {
- getNextToken();
- }
- return reference_variable(lefthandside);
- }
-
- private Expression function_call(boolean lefthandside) {
- // function_call:
- // T_STRING '(' function_call_parameter_list ')'
- //| class_constant '(' function_call_parameter_list ')'
- //| static_member '(' function_call_parameter_list ')'
- //| variable_without_objects '(' function_call_parameter_list ')'
- char[] defineName = null;
- char[] ident = null;
- int startPos = 0;
- int endPos = 0;
- Expression ref = null;
- if (Scanner.TRACE) {
- System.out.println("TRACE: function_call()");
- }
- if (token == TokenNameIdentifier) {
- ident = scanner.getCurrentIdentifierSource();
- defineName = ident;
- startPos = scanner.getCurrentTokenStartPosition();
- endPos = scanner.getCurrentTokenEndPosition();
- getNextToken();
- switch (token) {
- case TokenNamePAAMAYIM_NEKUDOTAYIM:
- // static member:
- defineName = null;
- getNextToken();
- if (token == TokenNameIdentifier) {
- // class _constant
- getNextToken();
- } else {
- // static member:
- variable_without_objects(false);
- }
- break;
- }
- } else {
- ref = variable_without_objects(lefthandside);
- }
- if (token != TokenNameLPAREN) {
- if (defineName != null) {
- // does this identifier contain only uppercase characters?
- if (defineName.length == 3) {
- if (defineName[0] == 'd' && defineName[1] == 'i' && defineName[2] == 'e') {
- defineName = null;
- }
- } else if (defineName.length == 4) {
- if (defineName[0] == 't' && defineName[1] == 'r' && defineName[2] == 'u' && defineName[3] == 'e') {
- defineName = null;
- } else if (defineName[0] == 'n' && defineName[1] == 'u' && defineName[2] == 'l' && defineName[3] == 'l') {
- defineName = null;
- }
- } else if (defineName.length == 5) {
- if (defineName[0] == 'f' && defineName[1] == 'a' && defineName[2] == 'l' && defineName[3] == 's' && defineName[4] == 'e') {
- defineName = null;
- }
- }
- if (defineName != null) {
- for (int i = 0; i < defineName.length; i++) {
- if (Character.isLowerCase(defineName[i])) {
- problemReporter.phpUppercaseIdentifierWarning(startPos, endPos, referenceContext, compilationUnit.compilationResult);
- break;
- }
- }
- }
- }
- // TODO is this ok ?
- return ref;
- // throwSyntaxError("'(' expected in function call.");
- }
- getNextToken();
- if (token == TokenNameRPAREN) {
- getNextToken();
- return ref;
- }
- non_empty_function_call_parameter_list();
- if (token != TokenNameRPAREN) {
- String functionName;
- if (ident == null) {
- functionName = new String(" ");
- } else {
- functionName = new String(ident);
- }
- throwSyntaxError("')' expected in function call (" + functionName + ").");
- }
- getNextToken();
- return ref;
- }
-
- // private void function_call_parameter_list() {
- // function_call_parameter_list:
- // non_empty_function_call_parameter_list { $$ = $1; }
- // | /* empty */
- // }
- private void non_empty_function_call_parameter_list() {
- //non_empty_function_call_parameter_list:
- // expr_without_variable
- // | variable
- // | '&' w_variable
- // | non_empty_function_call_parameter_list ',' expr_without_variable
- // | non_empty_function_call_parameter_list ',' variable
- // | non_empty_function_call_parameter_list ',' '&' w_variable
- if (Scanner.TRACE) {
- System.out.println("TRACE: non_empty_function_call_parameter_list()");
- }
- while (true) {
- if (token == TokenNameAND) {
- getNextToken();
- w_variable(false);
- } else {
- // if (token == TokenNameIdentifier || token ==
- // TokenNameVariable
- // || token == TokenNameDOLLAR) {
- // variable();
- // } else {
- expr_without_variable(true);
- // }
- }
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- }
- }
-
- private void fully_qualified_class_name() {
- if (token == TokenNameIdentifier) {
- getNextToken();
- } else {
- throwSyntaxError("Class name expected.");
- }
- }
-
- private void static_member() {
- // static_member:
- // fully_qualified_class_name T_PAAMAYIM_NEKUDOTAYIM
- // variable_without_objects
- if (Scanner.TRACE) {
- System.out.println("TRACE: static_member()");
- }
- fully_qualified_class_name();
- if (token != TokenNamePAAMAYIM_NEKUDOTAYIM) {
- throwSyntaxError("'::' expected after class name (static_member).");
- }
- getNextToken();
- variable_without_objects(false);
- }
-
- private Expression base_variable_with_function_calls(boolean lefthandside) {
- // base_variable_with_function_calls:
- // base_variable
- //| function_call
- boolean functionCall = false;
- if (Scanner.TRACE) {
- System.out.println("TRACE: base_variable_with_function_calls()");
- }
- // if (token == TokenNameIdentifier) {
- // functionCall = true;
- // } else if (token == TokenNameVariable) {
- // int tempToken = token;
- // int tempPosition = scanner.currentPosition;
- // getNextToken();
- // if (token == TokenNameLPAREN) {
- // functionCall = true;
- // }
- // token = tempToken;
- // scanner.currentPosition = tempPosition;
- // scanner.phpMode = true;
- // }
- // if (functionCall) {
- return function_call(lefthandside);
- // } else {
- // base_variable();
- // }
- }
-
- private Expression base_variable() {
- // base_variable:
- // reference_variable
- // | simple_indirect_reference reference_variable
- // | static_member
- Expression ref = null;
- if (Scanner.TRACE) {
- System.out.println("TRACE: base_variable()");
- }
- if (token == TokenNameIdentifier) {
- static_member();
- } else {
- while (token == TokenNameDOLLAR) {
- getNextToken();
- }
- reference_variable(false);
- }
- return ref;
- }
-
- // private void simple_indirect_reference() {
- // // simple_indirect_reference:
- // // '$'
- // //| simple_indirect_reference '$'
- // }
- private Expression reference_variable(boolean lefthandside) {
- // reference_variable:
- // reference_variable '[' dim_offset ']'
- // | reference_variable '{' expr '}'
- // | compound_variable
- Expression ref = null;
- if (Scanner.TRACE) {
- System.out.println("TRACE: reference_variable()");
- }
- ref = compound_variable(lefthandside);
- while (true) {
- if (token == TokenNameLBRACE) {
- ref = null;
- getNextToken();
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected in reference variable.");
- }
- getNextToken();
- } else if (token == TokenNameLBRACKET) {
- ref = null;
- getNextToken();
- if (token != TokenNameRBRACKET) {
- expr();
- // dim_offset();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected in reference variable.");
- }
- }
- getNextToken();
- } else {
- break;
- }
- }
- return ref;
- }
-
- private Expression compound_variable(boolean lefthandside) {
- // compound_variable:
- // T_VARIABLE
- // | '$' '{' expr '}'
- if (Scanner.TRACE) {
- System.out.println("TRACE: compound_variable()");
- }
- if (token == TokenNameVariable) {
- if (!lefthandside) {
- if (!containsVariableSet()) {
-// reportSyntaxError("The local variable " + new String(scanner.getCurrentIdentifierSource())
-// + " may not have been initialized");
- problemReporter.uninitializedLocalVariable(new String(scanner.getCurrentIdentifierSource()),scanner.getCurrentTokenStartPosition(), scanner.getCurrentTokenEndPosition(),
- referenceContext, compilationUnit.compilationResult);
- }
- } else {
- addVariableSet();
- }
- FieldReference ref = new FieldReference(scanner.getCurrentIdentifierSource(), scanner.getCurrentTokenStartPosition());
- getNextToken();
- return ref;
- } else {
- // because of simple_indirect_reference
- while (token == TokenNameDOLLAR) {
- getNextToken();
- }
- if (token != TokenNameLBRACE) {
- reportSyntaxError("'{' expected after compound variable token '$'.");
- return null;
- }
- getNextToken();
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected after compound variable token '$'.");
- }
- getNextToken();
- }
- return null;
- }
-
- // private void dim_offset() {
- // // dim_offset:
- // // /* empty */
- // // | expr
- // expr();
- // }
- private void object_property() {
- // object_property:
- // object_dim_list
- //| variable_without_objects
- if (Scanner.TRACE) {
- System.out.println("TRACE: object_property()");
- }
- if (token == TokenNameVariable || token == TokenNameDOLLAR) {
- variable_without_objects(false);
- } else {
- object_dim_list();
- }
- }
-
- private void object_dim_list() {
- //object_dim_list:
- // object_dim_list '[' dim_offset ']'
- //| object_dim_list '{' expr '}'
- //| variable_name
- if (Scanner.TRACE) {
- System.out.println("TRACE: object_dim_list()");
- }
- variable_name();
- while (true) {
- if (token == TokenNameLBRACE) {
- getNextToken();
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected in object_dim_list.");
- }
- getNextToken();
- } else if (token == TokenNameLBRACKET) {
- getNextToken();
- if (token == TokenNameRBRACKET) {
- getNextToken();
- continue;
- }
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected in object_dim_list.");
- }
- getNextToken();
- } else {
- break;
- }
- }
- }
-
- private void variable_name() {
- //variable_name:
- // T_STRING
- //| '{' expr '}'
- if (Scanner.TRACE) {
- System.out.println("TRACE: variable_name()");
- }
- if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
- if (token > TokenNameKEYWORD) {
- // TODO show a warning "Keyword used as variable" ?
- }
- getNextToken();
- } else {
- if (token != TokenNameLBRACE) {
- throwSyntaxError("'{' expected in variable name.");
- }
- getNextToken();
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected in variable name.");
- }
- getNextToken();
- }
- }
-
- private void r_variable() {
- variable(false);
- }
-
- private void w_variable(boolean lefthandside) {
- variable(lefthandside);
- }
-
- private void rw_variable() {
- variable(false);
- }
-
- private Expression variable(boolean lefthandside) {
- // variable:
- // base_variable_with_function_calls T_OBJECT_OPERATOR
- // object_property method_or_not variable_properties
- // | base_variable_with_function_calls
- Expression ref = base_variable_with_function_calls(lefthandside);
- if (token == TokenNameMINUS_GREATER) {
- ref = null;
- getNextToken();
- object_property();
- method_or_not();
- variable_properties();
- }
- return ref;
- }
-
- private void variable_properties() {
- // variable_properties:
- // variable_properties variable_property
- // | /* empty */
- while (token == TokenNameMINUS_GREATER) {
- variable_property();
- }
- }
-
- private void variable_property() {
- // variable_property:
- // T_OBJECT_OPERATOR object_property method_or_not
- if (Scanner.TRACE) {
- System.out.println("TRACE: variable_property()");
- }
- if (token == TokenNameMINUS_GREATER) {
- getNextToken();
- object_property();
- method_or_not();
- } else {
- throwSyntaxError("'->' expected in variable_property.");
- }
- }
-
- private void method_or_not() {
- // method_or_not:
- // '(' function_call_parameter_list ')'
- // | /* empty */
- if (Scanner.TRACE) {
- System.out.println("TRACE: method_or_not()");
- }
- if (token == TokenNameLPAREN) {
- getNextToken();
- if (token == TokenNameRPAREN) {
- getNextToken();
- return;
- }
- non_empty_function_call_parameter_list();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected in method_or_not.");
- }
- getNextToken();
- }
- }
-
- private void exit_expr() {
- // /* empty */
- // | '(' ')'
- // | '(' expr ')'
- if (token != TokenNameLPAREN) {
- return;
- }
- getNextToken();
- if (token == TokenNameRPAREN) {
- getNextToken();
- return;
- }
- expr();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'exit'");
- }
- getNextToken();
- }
-
- private void encaps_list() {
- // encaps_list encaps_var
- // | encaps_list T_STRING
- // | encaps_list T_NUM_STRING
- // | encaps_list T_ENCAPSED_AND_WHITESPACE
- // | encaps_list T_CHARACTER
- // | encaps_list T_BAD_CHARACTER
- // | encaps_list '['
- // | encaps_list ']'
- // | encaps_list '{'
- // | encaps_list '}'
- // | encaps_list T_OBJECT_OPERATOR
- // | /* empty */
- while (true) {
- switch (token) {
- case TokenNameSTRING:
- getNextToken();
- break;
- case TokenNameLBRACE:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameRBRACE:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameLBRACKET:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameRBRACKET:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameMINUS_GREATER:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameVariable:
- case TokenNameDOLLAR_LBRACE:
- case TokenNameLBRACE_DOLLAR:
- encaps_var();
- break;
- default:
- char encapsedChar = ((Character) scanner.encapsedStringStack.peek()).charValue();
- if (encapsedChar == '$') {
- scanner.encapsedStringStack.pop();
- encapsedChar = ((Character) scanner.encapsedStringStack.peek()).charValue();
- switch (encapsedChar) {
- case '`':
- if (token == TokenNameEncapsedString0) {
- return;
- }
- token = TokenNameSTRING;
- continue;
- case '\'':
- if (token == TokenNameEncapsedString1) {
- return;
- }
- token = TokenNameSTRING;
- continue;
- case '"':
- if (token == TokenNameEncapsedString2) {
- return;
- }
- token = TokenNameSTRING;
- continue;
- }
- }
- return;
- }
- }
- }
-
- private void encaps_var() {
- // T_VARIABLE
- // | T_VARIABLE '[' encaps_var_offset ']'
- // | T_VARIABLE T_OBJECT_OPERATOR T_STRING
- // | T_DOLLAR_OPEN_CURLY_BRACES expr '}'
- // | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
- // | T_CURLY_OPEN variable '}'
- switch (token) {
- case TokenNameVariable:
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- expr(); //encaps_var_offset();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected after variable.");
- }
- // scanner.encapsedStringStack.pop();
- getNextToken();
- // }
- } else if (token == TokenNameMINUS_GREATER) {
- getNextToken();
- if (token != TokenNameIdentifier) {
- throwSyntaxError("Identifier expected after '->'.");
- }
- // scanner.encapsedStringStack.pop();
- getNextToken();
- }
- // else {
- // // scanner.encapsedStringStack.pop();
- // int tempToken = TokenNameSTRING;
- // if (!scanner.encapsedStringStack.isEmpty()
- // && (token == TokenNameEncapsedString0
- // || token == TokenNameEncapsedString1
- // || token == TokenNameEncapsedString2 || token ==
- // TokenNameERROR)) {
- // char encapsedChar = ((Character)
- // scanner.encapsedStringStack.peek())
- // .charValue();
- // switch (token) {
- // case TokenNameEncapsedString0 :
- // if (encapsedChar == '`') {
- // tempToken = TokenNameEncapsedString0;
- // }
- // break;
- // case TokenNameEncapsedString1 :
- // if (encapsedChar == '\'') {
- // tempToken = TokenNameEncapsedString1;
- // }
- // break;
- // case TokenNameEncapsedString2 :
- // if (encapsedChar == '"') {
- // tempToken = TokenNameEncapsedString2;
- // }
- // break;
- // case TokenNameERROR :
- // if (scanner.source[scanner.currentPosition - 1] == '\\') {
- // scanner.currentPosition--;
- // getNextToken();
- // }
- // break;
- // }
- // }
- // token = tempToken;
- // }
- break;
- case TokenNameDOLLAR_LBRACE:
- getNextToken();
- if (token == TokenNameDOLLAR_LBRACE) {
- encaps_var();
- } else if (token == TokenNameIdentifier) {
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- // if (token == TokenNameRBRACKET) {
- // getNextToken();
- // } else {
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected after '${'.");
- }
- getNextToken();
- // }
- }
- } else {
- expr();
- }
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected.");
- }
- getNextToken();
- break;
- case TokenNameLBRACE_DOLLAR:
- getNextToken();
- if (token == TokenNameLBRACE_DOLLAR) {
- encaps_var();
- } else if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- // if (token == TokenNameRBRACKET) {
- // getNextToken();
- // } else {
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected.");
- }
- getNextToken();
- // }
- } else if (token == TokenNameMINUS_GREATER) {
- getNextToken();
- if (token != TokenNameIdentifier && token != TokenNameVariable) {
- throwSyntaxError("String or Variable token expected.");
- }
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- // if (token == TokenNameRBRACKET) {
- // getNextToken();
- // } else {
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected after '${'.");
- }
- getNextToken();
- // }
- }
- }
- // if (token != TokenNameRBRACE) {
- // throwSyntaxError("'}' expected after '{$'.");
- // }
- // // scanner.encapsedStringStack.pop();
- // getNextToken();
- } else {
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected.");
- }
- // scanner.encapsedStringStack.pop();
- getNextToken();
- }
- break;
- }
- }
-
- private void encaps_var_offset() {
- // T_STRING
- // | T_NUM_STRING
- // | T_VARIABLE
- switch (token) {
- case TokenNameSTRING:
- getNextToken();
- break;
- case TokenNameIntegerLiteral:
- getNextToken();
- break;
- case TokenNameVariable:
- getNextToken();
- break;
- case TokenNameIdentifier:
- getNextToken();
- break;
- default:
- throwSyntaxError("Variable or String token expected.");
- break;
- }
- }
-
- private void internal_functions_in_yacc() {
- // int start = 0;
- switch (token) {
- case TokenNameisset:
- // T_ISSET '(' isset_variables ')'
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'isset'");
- }
- getNextToken();
- isset_variables();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'isset'");
- }
- getNextToken();
- break;
- case TokenNameempty:
- // T_EMPTY '(' variable ')'
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'empty'");
- }
- getNextToken();
- variable(false);
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'empty'");
- }
- getNextToken();
- break;
- case TokenNameinclude:
- //T_INCLUDE expr
- checkFileName(token);
- break;
- case TokenNameinclude_once:
- // T_INCLUDE_ONCE expr
- checkFileName(token);
- break;
- case TokenNameeval:
- // T_EVAL '(' expr ')'
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'eval'");
- }
- getNextToken();
- expr();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'eval'");
- }
- getNextToken();
- break;
- case TokenNamerequire:
- //T_REQUIRE expr
- checkFileName(token);
- break;
- case TokenNamerequire_once:
- // T_REQUIRE_ONCE expr
- checkFileName(token);
- break;
- }
- }
-
- private void checkFileName(int includeToken) {
- //<include-token> expr
- int start = scanner.getCurrentTokenStartPosition();
- boolean hasLPAREN = false;
- getNextToken();
- if (token == TokenNameLPAREN) {
- hasLPAREN = true;
- getNextToken();
- }
- Expression expression = expr();
- if (hasLPAREN) {
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected for keyword '" + scanner.toStringAction(includeToken) + "'");
- }
- }
- char[] currTokenSource = scanner.getCurrentTokenSource(start);
- IFile file = null;
- if (scanner.compilationUnit != null) {
- IResource resource = scanner.compilationUnit.getResource();
- if (resource != null && resource instanceof IFile) {
- file = (IFile) resource;
- }
- }
- char[][] tokens;
- tokens = new char[1][];
- tokens[0] = currTokenSource;
-
- ImportReference impt = new ImportReference(tokens, currTokenSource, start, scanner.getCurrentTokenEndPosition(), false);
- impt.declarationSourceEnd = impt.sourceEnd;
- impt.declarationEnd = impt.declarationSourceEnd;
- //endPosition is just before the ;
- impt.declarationSourceStart = start;
- includesList.add(impt);
-
- if (expression instanceof StringLiteral) {
- StringLiteral literal = (StringLiteral) expression;
- char[] includeName = literal.source();
- if (includeName.length == 0) {
- reportSyntaxError("Empty filename after keyword '" + scanner.toStringAction(includeToken) + "'", literal.sourceStart,
- literal.sourceStart + 1);
- }
- String includeNameString = new String(includeName);
- if (literal instanceof StringLiteralDQ) {
- if (includeNameString.indexOf('$') >= 0) {
- // assuming that the filename contains a variable => no filename check
- return;
- }
- }
- if (includeNameString.startsWith("http://")) {
- // assuming external include location
- return;
- }
- if (file != null) {
- // check the filename:
- // System.out.println(new String(compilationUnit.getFileName())+" - "+ expression.toStringExpression());
- IProject project = file.getProject();
- if (project != null) {
- IPath path = PHPFileUtil.determineFilePath(includeNameString, file, project);
-
- if (path == null) {
- // reportSyntaxError("File: " + expression.toStringExpression() + " doesn't exist in project: "
- // + project.getLocation().toString(), literal.sourceStart, literal.sourceEnd);
- String[] args = { expression.toStringExpression(), project.getLocation().toString() };
- problemReporter.phpIncludeNotExistWarning(args, literal.sourceStart, literal.sourceEnd, referenceContext,
- compilationUnit.compilationResult);
- } else {
- try {
- // String projectPath = ProjectPrefUtil.getDocumentRoot(file.getProject()).toString();
- // String filePath = file.getRawLocation().toString();
- String filePath = path.toString();
- String ext = file.getRawLocation().getFileExtension();
- int fileExtensionLength = ext == null ? 0 : ext.length() + 1;
- int length;
-
- impt.tokens = CharOperation.splitOn('/', filePath.toCharArray(), 0, filePath.length() - fileExtensionLength);
- impt.setFile(PHPFileUtil.createFile(path, project));
- } catch (Exception e) {
- // the file is outside of the workspace
- }
- }
- }
- }
- }
- }
-
- private void isset_variables() {
- // variable
- // | isset_variables ','
- if (token == TokenNameRPAREN) {
- throwSyntaxError("Variable expected after keyword 'isset'");
- }
- while (true) {
- variable(false);
- if (token == TokenNameCOMMA) {
- getNextToken();
- } else {
- break;
- }
- }
- }
-
- private boolean common_scalar() {
- // common_scalar:
- // T_LNUMBER
- // | T_DNUMBER
- // | T_CONSTANT_ENCAPSED_STRING
- // | T_LINE
- // | T_FILE
- // | T_CLASS_C
- // | T_METHOD_C
- // | T_FUNC_C
- switch (token) {
- case TokenNameIntegerLiteral:
- getNextToken();
- return true;
- case TokenNameDoubleLiteral:
- getNextToken();
- return true;
- case TokenNameStringDoubleQuote:
- getNextToken();
- return true;
- case TokenNameStringSingleQuote:
- getNextToken();
- return true;
- case TokenNameStringInterpolated:
- getNextToken();
- return true;
- case TokenNameFILE:
- getNextToken();
- return true;
- case TokenNameLINE:
- getNextToken();
- return true;
- case TokenNameCLASS_C:
- getNextToken();
- return true;
- case TokenNameMETHOD_C:
- getNextToken();
- return true;
- case TokenNameFUNC_C:
- getNextToken();
- return true;
- }
- return false;
- }
-
- private void scalar() {
- // scalar:
- // T_STRING
- //| T_STRING_VARNAME
- //| class_constant
- //| common_scalar
- //| '"' encaps_list '"'
- //| '\'' encaps_list '\''
- //| T_START_HEREDOC encaps_list T_END_HEREDOC
- throwSyntaxError("Not yet implemented (scalar).");
- }
-
- private void static_scalar() {
- // static_scalar: /* compile-time evaluated scalars */
- // common_scalar
- // | T_STRING
- // | '+' static_scalar
- // | '-' static_scalar
- // | T_ARRAY '(' static_array_pair_list ')'
- // | static_class_constant
- if (common_scalar()) {
- return;
- }
- switch (token) {
- case TokenNameIdentifier:
- getNextToken();
- // static_class_constant:
- // T_STRING T_PAAMAYIM_NEKUDOTAYIM T_STRING
- if (token == TokenNamePAAMAYIM_NEKUDOTAYIM) {
- getNextToken();
- if (token == TokenNameIdentifier) {
- getNextToken();
- } else {
- throwSyntaxError("Identifier expected after '::' operator.");
- }
- }
- break;
- case TokenNameEncapsedString0:
- try {
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- while (scanner.currentCharacter != '`') {
- if (scanner.currentCharacter == '\\') {
- scanner.currentPosition++;
- }
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- }
- getNextToken();
- } catch (IndexOutOfBoundsException e) {
- throwSyntaxError("'`' expected at end of static string.");
- }
- break;
- case TokenNameEncapsedString1:
- try {
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- while (scanner.currentCharacter != '\'') {
- if (scanner.currentCharacter == '\\') {
- scanner.currentPosition++;
- }
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- }
- getNextToken();
- } catch (IndexOutOfBoundsException e) {
- throwSyntaxError("'\'' expected at end of static string.");
- }
- break;
- case TokenNameEncapsedString2:
- try {
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- while (scanner.currentCharacter != '"') {
- if (scanner.currentCharacter == '\\') {
- scanner.currentPosition++;
- }
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- }
- getNextToken();
- } catch (IndexOutOfBoundsException e) {
- throwSyntaxError("'\"' expected at end of static string.");
- }
- break;
- case TokenNamePLUS:
- getNextToken();
- static_scalar();
- break;
- case TokenNameMINUS:
- getNextToken();
- static_scalar();
- break;
- case TokenNamearray:
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'array'");
- }
- getNextToken();
- if (token == TokenNameRPAREN) {
- getNextToken();
- break;
- }
- non_empty_static_array_pair_list();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' or ',' expected after keyword 'array'");
- }
- getNextToken();
- break;
- // case TokenNamenull :
- // getNextToken();
- // break;
- // case TokenNamefalse :
- // getNextToken();
- // break;
- // case TokenNametrue :
- // getNextToken();
- // break;
- default:
- throwSyntaxError("Static scalar/constant expected.");
- }
- }
-
- private void non_empty_static_array_pair_list() {
- // non_empty_static_array_pair_list:
- // non_empty_static_array_pair_list ',' static_scalar T_DOUBLE_ARROW
- // static_scalar
- //| non_empty_static_array_pair_list ',' static_scalar
- //| static_scalar T_DOUBLE_ARROW static_scalar
- //| static_scalar
- while (true) {
- static_scalar();
- if (token == TokenNameEQUAL_GREATER) {
- getNextToken();
- static_scalar();
- }
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- if (token == TokenNameRPAREN) {
- break;
- }
- }
- }
-
- public void reportSyntaxError() { //int act, int currentKind, int
- // stateStackTop) {
- /* remember current scanner position */
- int startPos = scanner.startPosition;
- int currentPos = scanner.currentPosition;
- // String[] expectings;
- // String tokenName = name[symbol_index[currentKind]];
- //fetch all "accurate" possible terminals that could recover the error
- // int start, end = start = asi(stack[stateStackTop]);
- // while (asr[end] != 0)
- // end++;
- // int length = end - start;
- // expectings = new String[length];
- // if (length != 0) {
- // char[] indexes = new char[length];
- // System.arraycopy(asr, start, indexes, 0, length);
- // for (int i = 0; i < length; i++) {
- // expectings[i] = name[symbol_index[indexes[i]]];
- // }
- // }
- //if the pb is an EOF, try to tell the user that they are some
- // if (tokenName.equals(UNEXPECTED_EOF)) {
- // if (!this.checkAndReportBracketAnomalies(problemReporter())) {
- // char[] tokenSource;
- // try {
- // tokenSource = this.scanner.getCurrentTokenSource();
- // } catch (Exception e) {
- // tokenSource = new char[] {};
- // }
- // problemReporter().parseError(
- // this.scanner.startPosition,
- // this.scanner.currentPosition - 1,
- // tokenSource,
- // tokenName,
- // expectings);
- // }
- // } else { //the next test is HEAVILY grammar DEPENDENT.
- // if ((length == 14)
- // && (expectings[0] == "=") //$NON-NLS-1$
- // && (expectings[1] == "*=") //$NON-NLS-1$
- // && (expressionPtr > -1)) {
- // switch(currentKind) {
- // case TokenNameSEMICOLON:
- // case TokenNamePLUS:
- // case TokenNameMINUS:
- // case TokenNameDIVIDE:
- // case TokenNameREMAINDER:
- // case TokenNameMULTIPLY:
- // case TokenNameLEFT_SHIFT:
- // case TokenNameRIGHT_SHIFT:
- //// case TokenNameUNSIGNED_RIGHT_SHIFT:
- // case TokenNameLESS:
- // case TokenNameGREATER:
- // case TokenNameLESS_EQUAL:
- // case TokenNameGREATER_EQUAL:
- // case TokenNameEQUAL_EQUAL:
- // case TokenNameNOT_EQUAL:
- // case TokenNameXOR:
- // case TokenNameAND:
- // case TokenNameOR:
- // case TokenNameOR_OR:
- // case TokenNameAND_AND:
- // // the ; is not the expected token ==> it ends a statement when an
- // expression is not ended
- // problemReporter().invalidExpressionAsStatement(expressionStack[expressionPtr]);
- // break;
- // case TokenNameRBRACE :
- // problemReporter().missingSemiColon(expressionStack[expressionPtr]);
- // break;
- // default:
- // char[] tokenSource;
- // try {
- // tokenSource = this.scanner.getCurrentTokenSource();
- // } catch (Exception e) {
- // tokenSource = new char[] {};
- // }
- // problemReporter().parseError(
- // this.scanner.startPosition,
- // this.scanner.currentPosition - 1,
- // tokenSource,
- // tokenName,
- // expectings);
- // this.checkAndReportBracketAnomalies(problemReporter());
- // }
- // } else {
- char[] tokenSource;
- try {
- tokenSource = this.scanner.getCurrentTokenSource();
- } catch (Exception e) {
- tokenSource = new char[] {};
- }
- // problemReporter().parseError(
- // this.scanner.startPosition,
- // this.scanner.currentPosition - 1,
- // tokenSource,
- // tokenName,
- // expectings);
- this.checkAndReportBracketAnomalies(problemReporter());
- // }
- // }
- /* reset scanner where it was */
- scanner.startPosition = startPos;
- scanner.currentPosition = currentPos;
- }
-
- public static final int RoundBracket = 0;
-
- public static final int SquareBracket = 1;
-
- public static final int CurlyBracket = 2;
-
- public static final int BracketKinds = 3;
-
- protected int[] nestedMethod; //the ptr is nestedType
-
- protected int nestedType, dimensions;
-
- //variable set stack
- final static int VariableStackIncrement = 10;
-
- HashMap fTypeVariables = null;
-
- HashMap fMethodVariables = null;
-
- Stack fStackUnassigned = new Stack();
-
- //ast stack
- final static int AstStackIncrement = 100;
-
- protected int astPtr;
-
- protected ASTNode[] astStack = new ASTNode[AstStackIncrement];
-
- protected int astLengthPtr;
-
- protected int[] astLengthStack;
-
- ASTNode[] noAstNodes = new ASTNode[AstStackIncrement];
-
- public CompilationUnitDeclaration compilationUnit; /*
- * the result from parse()
- */
-
- protected ReferenceContext referenceContext;
-
- protected ProblemReporter problemReporter;
-
- protected CompilerOptions options;
-
- private ArrayList includesList;
-
- // protected CompilationResult compilationResult;
- /**
- * Returns this parser's problem reporter initialized with its reference context. Also it is assumed that a problem is going to be
- * reported, so initializes the compilation result's line positions.
- */
- public ProblemReporter problemReporter() {
- if (scanner.recordLineSeparator) {
- compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
- }
- problemReporter.referenceContext = referenceContext;
- return problemReporter;
- }
-
- /*
- * Reconsider the entire source looking for inconsistencies in {} () []
- */
- public boolean checkAndReportBracketAnomalies(ProblemReporter problemReporter) {
- scanner.wasAcr = false;
- boolean anomaliesDetected = false;
- try {
- char[] source = scanner.source;
- int[] leftCount = { 0, 0, 0 };
- int[] rightCount = { 0, 0, 0 };
- int[] depths = { 0, 0, 0 };
- int[][] leftPositions = new int[][] { new int[10], new int[10], new int[10] };
- int[][] leftDepths = new int[][] { new int[10], new int[10], new int[10] };
- int[][] rightPositions = new int[][] { new int[10], new int[10], new int[10] };
- int[][] rightDepths = new int[][] { new int[10], new int[10], new int[10] };
- scanner.currentPosition = scanner.initialPosition; //starting
- // point
- // (first-zero-based
- // char)
- while (scanner.currentPosition < scanner.eofPosition) { //loop for
- // jumping
- // over
- // comments
- try {
- // ---------Consume white space and handles
- // startPosition---------
- boolean isWhiteSpace;
- do {
- scanner.startPosition = scanner.currentPosition;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) == '\\') &&
- // (source[scanner.currentPosition] == 'u')) {
- // isWhiteSpace = scanner.jumpOverUnicodeWhiteSpace();
- // } else {
- if (scanner.recordLineSeparator && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
- if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
- // only record line positions we have not
- // recorded yet
- scanner.pushLineSeparator();
- }
- }
- isWhiteSpace = CharOperation.isWhitespace(scanner.currentCharacter);
- // }
- } while (isWhiteSpace && (scanner.currentPosition < scanner.eofPosition));
- // -------consume token until } is found---------
- switch (scanner.currentCharacter) {
- case '{': {
- int index = leftCount[CurlyBracket]++;
- if (index == leftPositions[CurlyBracket].length) {
- System.arraycopy(leftPositions[CurlyBracket], 0, (leftPositions[CurlyBracket] = new int[index * 2]), 0, index);
- System.arraycopy(leftDepths[CurlyBracket], 0, (leftDepths[CurlyBracket] = new int[index * 2]), 0, index);
- }
- leftPositions[CurlyBracket][index] = scanner.startPosition;
- leftDepths[CurlyBracket][index] = depths[CurlyBracket]++;
- }
- break;
- case '}': {
- int index = rightCount[CurlyBracket]++;
- if (index == rightPositions[CurlyBracket].length) {
- System.arraycopy(rightPositions[CurlyBracket], 0, (rightPositions[CurlyBracket] = new int[index * 2]), 0, index);
- System.arraycopy(rightDepths[CurlyBracket], 0, (rightDepths[CurlyBracket] = new int[index * 2]), 0, index);
- }
- rightPositions[CurlyBracket][index] = scanner.startPosition;
- rightDepths[CurlyBracket][index] = --depths[CurlyBracket];
- }
- break;
- case '(': {
- int index = leftCount[RoundBracket]++;
- if (index == leftPositions[RoundBracket].length) {
- System.arraycopy(leftPositions[RoundBracket], 0, (leftPositions[RoundBracket] = new int[index * 2]), 0, index);
- System.arraycopy(leftDepths[RoundBracket], 0, (leftDepths[RoundBracket] = new int[index * 2]), 0, index);
- }
- leftPositions[RoundBracket][index] = scanner.startPosition;
- leftDepths[RoundBracket][index] = depths[RoundBracket]++;
- }
- break;
- case ')': {
- int index = rightCount[RoundBracket]++;
- if (index == rightPositions[RoundBracket].length) {
- System.arraycopy(rightPositions[RoundBracket], 0, (rightPositions[RoundBracket] = new int[index * 2]), 0, index);
- System.arraycopy(rightDepths[RoundBracket], 0, (rightDepths[RoundBracket] = new int[index * 2]), 0, index);
- }
- rightPositions[RoundBracket][index] = scanner.startPosition;
- rightDepths[RoundBracket][index] = --depths[RoundBracket];
- }
- break;
- case '[': {
- int index = leftCount[SquareBracket]++;
- if (index == leftPositions[SquareBracket].length) {
- System.arraycopy(leftPositions[SquareBracket], 0, (leftPositions[SquareBracket] = new int[index * 2]), 0, index);
- System.arraycopy(leftDepths[SquareBracket], 0, (leftDepths[SquareBracket] = new int[index * 2]), 0, index);
- }
- leftPositions[SquareBracket][index] = scanner.startPosition;
- leftDepths[SquareBracket][index] = depths[SquareBracket]++;
- }
- break;
- case ']': {
- int index = rightCount[SquareBracket]++;
- if (index == rightPositions[SquareBracket].length) {
- System.arraycopy(rightPositions[SquareBracket], 0, (rightPositions[SquareBracket] = new int[index * 2]), 0, index);
- System.arraycopy(rightDepths[SquareBracket], 0, (rightDepths[SquareBracket] = new int[index * 2]), 0, index);
- }
- rightPositions[SquareBracket][index] = scanner.startPosition;
- rightDepths[SquareBracket][index] = --depths[SquareBracket];
- }
- break;
- case '\'': {
- if (scanner.getNextChar('\\')) {
- scanner.scanEscapeCharacter();
- } else { // consume next character
- scanner.unicodeAsBackSlash = false;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) ==
- // '\\') &&
- // (source[scanner.currentPosition] ==
- // 'u')) {
- // scanner.getNextUnicodeChar();
- // } else {
- if (scanner.withoutUnicodePtr != 0) {
- scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
- }
- // }
- }
- scanner.getNextChar('\'');
- break;
- }
- case '"':
- // consume next character
- scanner.unicodeAsBackSlash = false;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) == '\\') &&
- // (source[scanner.currentPosition] == 'u')) {
- // scanner.getNextUnicodeChar();
- // } else {
- if (scanner.withoutUnicodePtr != 0) {
- scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
- }
- // }
- while (scanner.currentCharacter != '"') {
- if (scanner.currentCharacter == '\r') {
- if (source[scanner.currentPosition] == '\n')
- scanner.currentPosition++;
- break; // the string cannot go further that
- // the line
- }
- if (scanner.currentCharacter == '\n') {
- break; // the string cannot go further that
- // the line
- }
- if (scanner.currentCharacter == '\\') {
- scanner.scanEscapeCharacter();
- }
- // consume next character
- scanner.unicodeAsBackSlash = false;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) == '\\')
- // && (source[scanner.currentPosition] == 'u'))
- // {
- // scanner.getNextUnicodeChar();
- // } else {
- if (scanner.withoutUnicodePtr != 0) {
- scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
- }
- // }
- }
- break;
- case '/': {
- int test;
- if ((test = scanner.getNextChar('/', '*')) == 0) { //line
- // comment
- //get the next char
- if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
- && (source[scanner.currentPosition] == 'u')) {
- //-------------unicode traitement
- // ------------
- int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
- scanner.currentPosition++;
- while (source[scanner.currentPosition] == 'u') {
- scanner.currentPosition++;
- }
- if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
- || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
- || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
- || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
- // don't
- // care of the
- // value
- scanner.currentCharacter = 'A';
- } //something different from \n and \r
- else {
- scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
- }
- }
- while (scanner.currentCharacter != '\r' && scanner.currentCharacter != '\n') {
- //get the next char
- scanner.startPosition = scanner.currentPosition;
- if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
- && (source[scanner.currentPosition] == 'u')) {
- //-------------unicode traitement
- // ------------
- int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
- scanner.currentPosition++;
- while (source[scanner.currentPosition] == 'u') {
- scanner.currentPosition++;
- }
- if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
- || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
- || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
- || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
- // don't
- // care of the
- // value
- scanner.currentCharacter = 'A';
- } //something different from \n
- // and \r
- else {
- scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
- }
- }
- }
- if (scanner.recordLineSeparator && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
- if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
- // only record line positions we
- // have not recorded yet
- scanner.pushLineSeparator();
- if (this.scanner.taskTags != null) {
- this.scanner.checkTaskTag(this.scanner.getCurrentTokenStartPosition(), this.scanner
- .getCurrentTokenEndPosition());
- }
- }
- }
- break;
- }
- if (test > 0) { //traditional and annotation
- // comment
- boolean star = false;
- // consume next character
- scanner.unicodeAsBackSlash = false;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) ==
- // '\\') &&
- // (source[scanner.currentPosition] ==
- // 'u')) {
- // scanner.getNextUnicodeChar();
- // } else {
- if (scanner.withoutUnicodePtr != 0) {
- scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
- }
- // }
- if (scanner.currentCharacter == '*') {
- star = true;
- }
- //get the next char
- if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
- && (source[scanner.currentPosition] == 'u')) {
- //-------------unicode traitement
- // ------------
- int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
- scanner.currentPosition++;
- while (source[scanner.currentPosition] == 'u') {
- scanner.currentPosition++;
- }
- if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
- || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
- || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
- || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
- // don't
- // care of the
- // value
- scanner.currentCharacter = 'A';
- } //something different from * and /
- else {
- scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
- }
- }
- //loop until end of comment */
- while ((scanner.currentCharacter != '/') || (!star)) {
- star = scanner.currentCharacter == '*';
- //get next char
- if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
- && (source[scanner.currentPosition] == 'u')) {
- //-------------unicode traitement
- // ------------
- int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
- scanner.currentPosition++;
- while (source[scanner.currentPosition] == 'u') {
- scanner.currentPosition++;
- }
- if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
- || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
- || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
- || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
- // don't
- // care of the
- // value
- scanner.currentCharacter = 'A';
- } //something different from * and
- // /
- else {
- scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
- }
- }
- }
- if (this.scanner.taskTags != null) {
- this.scanner.checkTaskTag(this.scanner.getCurrentTokenStartPosition(), this.scanner.getCurrentTokenEndPosition());
- }
- break;
- }
- break;
- }
- default:
- if (Scanner.isPHPIdentifierStart(scanner.currentCharacter)) {
- scanner.scanIdentifierOrKeyword(false);
- break;
- }
- if (Character.isDigit(scanner.currentCharacter)) {
- scanner.scanNumber(false);
- break;
- }
- }
- //-----------------end switch while
- // try--------------------
- } catch (IndexOutOfBoundsException e) {
- break; // read until EOF
- } catch (InvalidInputException e) {
- return false; // no clue
- }
- }
- if (scanner.recordLineSeparator) {
- compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
- }
- // check placement anomalies against other kinds of brackets
- for (int kind = 0; kind < BracketKinds; kind++) {
- for (int leftIndex = leftCount[kind] - 1; leftIndex >= 0; leftIndex--) {
- int start = leftPositions[kind][leftIndex]; // deepest
- // first
- // find matching closing bracket
- int depth = leftDepths[kind][leftIndex];
- int end = -1;
- for (int i = 0; i < rightCount[kind]; i++) {
- int pos = rightPositions[kind][i];
- // want matching bracket further in source with same
- // depth
- if ((pos > start) && (depth == rightDepths[kind][i])) {
- end = pos;
- break;
- }
- }
- if (end < 0) { // did not find a good closing match
- problemReporter.unmatchedBracket(start, referenceContext, compilationUnit.compilationResult);
- return true;
- }
- // check if even number of opening/closing other brackets
- // in between this pair of brackets
- int balance = 0;
- for (int otherKind = 0; (balance == 0) && (otherKind < BracketKinds); otherKind++) {
- for (int i = 0; i < leftCount[otherKind]; i++) {
- int pos = leftPositions[otherKind][i];
- if ((pos > start) && (pos < end))
- balance++;
- }
- for (int i = 0; i < rightCount[otherKind]; i++) {
- int pos = rightPositions[otherKind][i];
- if ((pos > start) && (pos < end))
- balance--;
- }
- if (balance != 0) {
- problemReporter.unmatchedBracket(start, referenceContext, compilationUnit.compilationResult); //bracket
- // anomaly
- return true;
- }
- }
- }
- // too many opening brackets ?
- for (int i = rightCount[kind]; i < leftCount[kind]; i++) {
- anomaliesDetected = true;
- problemReporter.unmatchedBracket(leftPositions[kind][leftCount[kind] - i - 1], referenceContext,
- compilationUnit.compilationResult);
- }
- // too many closing brackets ?
- for (int i = leftCount[kind]; i < rightCount[kind]; i++) {
- anomaliesDetected = true;
- problemReporter.unmatchedBracket(rightPositions[kind][i], referenceContext, compilationUnit.compilationResult);
- }
- if (anomaliesDetected)
- return true;
- }
- return anomaliesDetected;
- } catch (ArrayStoreException e) { // jdk1.2.2 jit bug
- return anomaliesDetected;
- } catch (NullPointerException e) { // jdk1.2.2 jit bug
- return anomaliesDetected;
- }
- }
-
- protected void pushOnAstLengthStack(int pos) {
- try {
- astLengthStack[++astLengthPtr] = pos;
- } catch (IndexOutOfBoundsException e) {
- int oldStackLength = astLengthStack.length;
- int[] oldPos = astLengthStack;
- astLengthStack = new int[oldStackLength + StackIncrement];
- System.arraycopy(oldPos, 0, astLengthStack, 0, oldStackLength);
- astLengthStack[astLengthPtr] = pos;
- }
- }
-
- protected void pushOnAstStack(ASTNode node) {
- /*
- * add a new obj on top of the ast stack
- */
- try {
- astStack[++astPtr] = node;
- } catch (IndexOutOfBoundsException e) {
- int oldStackLength = astStack.length;
- ASTNode[] oldStack = astStack;
- astStack = new ASTNode[oldStackLength + AstStackIncrement];
- System.arraycopy(oldStack, 0, astStack, 0, oldStackLength);
- astPtr = oldStackLength;
- astStack[astPtr] = node;
- }
- try {
- astLengthStack[++astLengthPtr] = 1;
- } catch (IndexOutOfBoundsException e) {
- int oldStackLength = astLengthStack.length;
- int[] oldPos = astLengthStack;
- astLengthStack = new int[oldStackLength + AstStackIncrement];
- System.arraycopy(oldPos, 0, astLengthStack, 0, oldStackLength);
- astLengthStack[astLengthPtr] = 1;
- }
- }
-
- protected void resetModifiers() {
- this.modifiers = AccDefault;
- this.modifiersSourceStart = -1; // <-- see comment into
- // modifiersFlag(int)
- this.scanner.commentPtr = -1;
- }
-
- protected void consumePackageDeclarationName(IFile file) {
- // create a package name similar to java package names
- String projectPath = ProjectPrefUtil.getDocumentRoot(file.getProject()).toString();
- String filePath = file.getRawLocation().toString();
- String ext = file.getRawLocation().getFileExtension();
- int fileExtensionLength = ext == null ? 0 : ext.length() + 1;
- ImportReference impt;
- int length;
- char[][] tokens;
- if (filePath.startsWith(projectPath)) {
- tokens = CharOperation
- .splitOn('/', filePath.toCharArray(), projectPath.length() + 1, filePath.length() - fileExtensionLength);
- } else {
- String name = file.getName();
- tokens = new char[1][];
- tokens[0] = name.substring(0, name.length() - fileExtensionLength).toCharArray();
- }
-
- this.compilationUnit.currentPackage = impt = new ImportReference(tokens, new char[0], 0, 0, true);
-
- impt.declarationSourceStart = 0;
- impt.declarationSourceEnd = 0;
- impt.declarationEnd = 0;
- //endPosition is just before the ;
-
- }
-
- public final static String[] GLOBALS = {
- "$this",
- "$_COOKIE",
- "$_ENV",
- "$_FILES",
- "$_GET",
- "$GLOBALS",
- "$_POST",
- "$_REQUEST",
- "$_SESSION",
- "$_SERVER"
- };
- /**
- *
- */
- private void pushVariableSet() {
- HashSet set =new HashSet();
- for (int i = 0; i < GLOBALS.length; i++) {
- set.add(GLOBALS[i]);
- }
- fStackUnassigned.push(set);
- }
-
- /**
- * Returns the <i>set of assigned variables </i> returns null if no Set is defined at the current scanner position
- */
- private HashSet peekVariableSet() {
- if (!fStackUnassigned.isEmpty()) {
- return (HashSet) fStackUnassigned.peek();
- }
- return null;
- }
-
- /**
- * add the current identifier source to the <i>set of assigned variables </i>
- *
- * @param set
- */
- private void addVariableSet(HashSet set) {
- if (set != null) {
- set.add(new String(scanner.getCurrentTokenSource()));
- }
- }
-
- /**
- * add the current identifier source to the <i>set of assigned variables </i>
- *
- */
- private void addVariableSet() {
- HashSet set = peekVariableSet();
- if (set != null) {
- set.add(new String(scanner.getCurrentTokenSource()));
- }
- }
-
- /**
- * add the current identifier source to the <i>set of assigned variables </i>
- *
- */
- private void addVariableSet(char[] token) {
- HashSet set = peekVariableSet();
- if (set != null) {
- set.add(new String(token));
- }
- }
-
- /**
- * check if the current identifier source is in the <i>set of assigned variables </i> Returns true, if no set is defined for the
- * current scanner position
- *
- */
- private boolean containsVariableSet() {
- HashSet set = peekVariableSet();
- if (set != null) {
- return set.contains(new String(scanner.getCurrentTokenSource()));
- }
- return true;
- }
+ protected final static int StackIncrement = 255;
+
+ protected int stateStackTop;
+
+ // protected int[] stack = new int[StackIncrement];
+
+ public int firstToken; // handle for multiple parsing goals
+
+ public int lastAct; // handle for multiple parsing goals
+
+ // protected RecoveredElement currentElement;
+
+ public static boolean VERBOSE_RECOVERY = false;
+
+ protected boolean diet = false; // tells the scanner to jump over some
+
+ /**
+ * the PHP token scanner
+ */
+ public Scanner scanner;
+
+ int token;
+
+ protected int modifiers;
+
+ protected int modifiersSourceStart;
+
+ protected Parser(ProblemReporter problemReporter) {
+ this.problemReporter = problemReporter;
+ this.options = problemReporter.options;
+ this.token = TokenNameEOF;
+ this.initializeScanner();
+ }
+
+ public void setFileToParse(IFile fileToParse) {
+ this.token = TokenNameEOF;
+ this.initializeScanner();
+ }
+
+ /**
+ * ClassDeclaration Constructor.
+ *
+ * @param s
+ * @param sess
+ * Description of Parameter
+ * @see
+ */
+ public Parser(IFile fileToParse) {
+ // if (keywordMap == null) {
+ // keywordMap = new HashMap();
+ // for (int i = 0; i < PHP_KEYWORS.length; i++) {
+ // keywordMap.put(PHP_KEYWORS[i], new Integer(PHP_KEYWORD_TOKEN[i]));
+ // }
+ // }
+ // this.currentPHPString = 0;
+ // PHPParserSuperclass.fileToParse = fileToParse;
+ // this.phpList = null;
+ this.includesList = null;
+ // this.str = "";
+ this.token = TokenNameEOF;
+ // this.chIndx = 0;
+ // this.rowCount = 1;
+ // this.columnCount = 0;
+ // this.phpEnd = false;
+ // getNextToken();
+ this.initializeScanner();
+ }
+
+ public void initializeScanner() {
+ this.scanner = new Scanner(false /* comment */, false /* whitespace */, this.options
+ .getSeverity(CompilerOptions.NonExternalizedString) != ProblemSeverities.Ignore /* nls */, false, false,
+ this.options.taskTags/* taskTags */, this.options.taskPriorites/* taskPriorities */, true/* isTaskCaseSensitive */);
+ }
+
+ /**
+ * Create marker for the parse error
+ */
+ // private void setMarker(String message, int charStart, int charEnd, int
+ // errorLevel) {
+ // setMarker(fileToParse, message, charStart, charEnd, errorLevel);
+ // }
+ /**
+ * This method will throw the SyntaxError. It will add the good lines and
+ * columns to the Error
+ *
+ * @param error
+ * the error message
+ * @throws SyntaxError
+ * the error raised
+ */
+ private void throwSyntaxError(String error) {
+ int problemStartPosition = scanner.getCurrentTokenStartPosition();
+ int problemEndPosition = scanner.getCurrentTokenEndPosition() + 1;
+ if (scanner.source.length <= problemEndPosition && problemEndPosition > 0) {
+ problemEndPosition = scanner.source.length - 1;
+ if (problemStartPosition > 0 && problemStartPosition >= problemEndPosition && problemEndPosition > 0) {
+ problemStartPosition = problemEndPosition - 1;
+ }
+ }
+ throwSyntaxError(error, problemStartPosition, problemEndPosition);
+ }
+
+ /**
+ * This method will throw the SyntaxError. It will add the good lines and
+ * columns to the Error
+ *
+ * @param error
+ * the error message
+ * @throws SyntaxError
+ * the error raised
+ */
+ // private void throwSyntaxError(String error, int startRow) {
+ // throw new SyntaxError(startRow, 0, " ", error);
+ // }
+ private void throwSyntaxError(String error, int problemStartPosition, int problemEndPosition) {
+ if (referenceContext != null) {
+ problemReporter.phpParsingError(new String[] { error }, problemStartPosition, problemEndPosition, referenceContext,
+ compilationUnit.compilationResult);
+ }
+ throw new SyntaxError(1, 0, " ", error);
+ }
+
+ private void reportSyntaxError(String error) {
+ int problemStartPosition = scanner.getCurrentTokenStartPosition();
+ int problemEndPosition = scanner.getCurrentTokenEndPosition();
+ reportSyntaxError(error, problemStartPosition, problemEndPosition + 1);
+ }
+
+ private void reportSyntaxError(String error, int problemStartPosition, int problemEndPosition) {
+ if (referenceContext != null) {
+ problemReporter.phpParsingError(new String[] { error }, problemStartPosition, problemEndPosition, referenceContext,
+ compilationUnit.compilationResult);
+ }
+ }
+
+ // private void reportSyntaxWarning(String error, int problemStartPosition,
+ // int problemEndPosition) {
+ // if (referenceContext != null) {
+ // problemReporter.phpParsingWarning(new String[] { error },
+ // problemStartPosition, problemEndPosition, referenceContext,
+ // compilationUnit.compilationResult);
+ // }
+ // }
+
+ /**
+ * gets the next token from input
+ */
+ private void getNextToken() {
+ try {
+ token = scanner.getNextToken();
+ if (Scanner.DEBUG) {
+ int currentEndPosition = scanner.getCurrentTokenEndPosition();
+ int currentStartPosition = scanner.getCurrentTokenStartPosition();
+ System.out.print(currentStartPosition + "," + currentEndPosition + ": ");
+ System.out.println(scanner.toStringAction(token));
+ }
+ } catch (InvalidInputException e) {
+ token = TokenNameERROR;
+ String detailedMessage = e.getMessage();
+
+ if (detailedMessage == Scanner.UNTERMINATED_STRING) {
+ throwSyntaxError("Unterminated string.");
+ } else if (detailedMessage == Scanner.UNTERMINATED_COMMENT) {
+ throwSyntaxError("Unterminated commment.");
+ }
+ }
+ return;
+ }
+
+ public void init(String s) {
+ // this.str = s;
+ this.token = TokenNameEOF;
+ this.includesList = new ArrayList();
+ // this.chIndx = 0;
+ // this.rowCount = 1;
+ // this.columnCount = 0;
+ // this.phpEnd = false;
+ // this.phpMode = false;
+ /* scanner initialization */
+ scanner.setSource(s.toCharArray());
+ scanner.setPHPMode(false);
+ astPtr = 0;
+ }
+
+ protected void initialize(boolean phpMode) {
+ initialize(phpMode, null);
+ }
+
+ protected void initialize(boolean phpMode, IdentifierIndexManager indexManager) {
+ compilationUnit = null;
+ referenceContext = null;
+ this.includesList = new ArrayList();
+ // this.indexManager = indexManager;
+ // this.str = "";
+ this.token = TokenNameEOF;
+ // this.chIndx = 0;
+ // this.rowCount = 1;
+ // this.columnCount = 0;
+ // this.phpEnd = false;
+ // this.phpMode = phpMode;
+ scanner.setPHPMode(phpMode);
+ astPtr = 0;
+ }
+
+ /**
+ * Parses a string with php tags i.e. '<body> <?php phpinfo() ?>
+ * </body>'
+ */
+ public void parse(String s) {
+ parse(s, null);
+ }
+
+ /**
+ * Parses a string with php tags i.e. '<body> <?php phpinfo() ?>
+ * </body>'
+ */
+ public void parse(String s, HashMap variables) {
+ fMethodVariables = variables;
+ fStackUnassigned = new ArrayList();
+ init(s);
+ parse();
+ }
+
+ /**
+ * Parses a string with php tags i.e. '<body> <?php phpinfo() ?>
+ * </body>'
+ */
+ protected void parse() {
+ if (scanner.compilationUnit != null) {
+ IResource resource = scanner.compilationUnit.getResource();
+ if (resource != null && resource instanceof IFile) {
+ // set the package name
+ consumePackageDeclarationName((IFile) resource);
+ }
+ }
+ getNextToken();
+ do {
+ try {
+ if (token != TokenNameEOF && token != TokenNameERROR) {
+ statementList();
+ }
+ if (token != TokenNameEOF) {
+ if (token == TokenNameERROR) {
+ throwSyntaxError("Scanner error (Found unknown token: " + scanner.toStringAction(token) + ")");
+ }
+ if (token == TokenNameRPAREN) {
+ throwSyntaxError("Too many closing ')'; end-of-file not reached.");
+ }
+ if (token == TokenNameRBRACE) {
+ throwSyntaxError("Too many closing '}'; end-of-file not reached.");
+ }
+ if (token == TokenNameRBRACKET) {
+ throwSyntaxError("Too many closing ']'; end-of-file not reached.");
+ }
+ if (token == TokenNameLPAREN) {
+ throwSyntaxError("Read character '('; end-of-file not reached.");
+ }
+ if (token == TokenNameLBRACE) {
+ throwSyntaxError("Read character '{'; end-of-file not reached.");
+ }
+ if (token == TokenNameLBRACKET) {
+ throwSyntaxError("Read character '['; end-of-file not reached.");
+ }
+ throwSyntaxError("End-of-file not reached.");
+ }
+ break;
+ } catch (SyntaxError syntaxError) {
+ // syntaxError.printStackTrace();
+ break;
+ }
+ } while (true);
+
+ endParse(0);
+ }
+
+ /**
+ * Parses a string with php tags i.e. '<body> <?php phpinfo() ?>
+ * </body>'
+ */
+ public void parseFunction(String s, HashMap variables) {
+ init(s);
+ scanner.phpMode = true;
+ parseFunction(variables);
+ }
+
+ /**
+ * Parses a string with php tags i.e. '<body> <?php phpinfo() ?>
+ * </body>'
+ */
+ protected void parseFunction(HashMap variables) {
+ getNextToken();
+ boolean hasModifiers = member_modifiers();
+ if (token == TokenNamefunction) {
+ if (!hasModifiers) {
+ checkAndSetModifiers(AccPublic);
+ }
+ this.fMethodVariables = variables;
+
+ MethodDeclaration methodDecl = new MethodDeclaration(null);
+ methodDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
+ methodDecl.modifiers = this.modifiers;
+ methodDecl.type = MethodDeclaration.METHOD_DEFINITION;
+ try {
+ getNextToken();
+ functionDefinition(methodDecl);
+ } catch (SyntaxError sytaxErr1) {
+ return;
+ } finally {
+ int sourceEnd = methodDecl.sourceEnd;
+ if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
+ sourceEnd = methodDecl.declarationSourceStart + 1;
+ }
+ methodDecl.sourceEnd = sourceEnd;
+ methodDecl.declarationSourceEnd = sourceEnd;
+ }
+ }
+ }
+
+ protected CompilationUnitDeclaration endParse(int act) {
+
+ this.lastAct = act;
+
+ // if (currentElement != null) {
+ // currentElement.topElement().updateParseTree();
+ // if (VERBOSE_RECOVERY) {
+ // System.out.print(Util.bind("parser.syntaxRecovery")); //$NON-NLS-1$
+ // System.out.println("--------------------------"); //$NON-NLS-1$
+ // System.out.println(compilationUnit);
+ // System.out.println("----------------------------------"); //$NON-NLS-1$
+ // }
+ // } else {
+ if (diet & VERBOSE_RECOVERY) {
+ System.out.print(Util.bind("parser.regularParse")); //$NON-NLS-1$
+ System.out.println("--------------------------"); //$NON-NLS-1$
+ System.out.println(compilationUnit);
+ System.out.println("----------------------------------"); //$NON-NLS-1$
+ }
+ // }
+ if (scanner.recordLineSeparator) {
+ compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
+ }
+ if (scanner.taskTags != null) {
+ for (int i = 0; i < scanner.foundTaskCount; i++) {
+ problemReporter().task(new String(scanner.foundTaskTags[i]), new String(scanner.foundTaskMessages[i]),
+ scanner.foundTaskPriorities[i] == null ? null : new String(scanner.foundTaskPriorities[i]),
+ scanner.foundTaskPositions[i][0], scanner.foundTaskPositions[i][1]);
+ }
+ }
+ compilationUnit.imports = new ImportReference[includesList.size()];
+ for (int i = 0; i < includesList.size(); i++) {
+ compilationUnit.imports[i] = (ImportReference) includesList.get(i);
+ }
+ return compilationUnit;
+ }
+
+ private Block statementList() {
+ boolean branchStatement = false;
+ Statement statement;
+ int blockStart = scanner.getCurrentTokenStartPosition();
+ ArrayList blockStatements = new ArrayList();
+ do {
+ try {
+ statement = statement();
+ blockStatements.add(statement);
+ if (branchStatement && statement != null) {
+ // reportSyntaxError("Unreachable code", statement.sourceStart,
+ // statement.sourceEnd);
+ problemReporter.unreachableCode(new String(scanner.getCurrentIdentifierSource()), statement.sourceStart,
+ statement.sourceEnd, referenceContext, compilationUnit.compilationResult);
+ }
+ if ((token == TokenNameRBRACE) || (token == TokenNamecase) || (token == TokenNamedefault) || (token == TokenNameelse)
+ || (token == TokenNameelseif) || (token == TokenNameendif) || (token == TokenNameendfor)
+ || (token == TokenNameendforeach) || (token == TokenNameendwhile) || (token == TokenNameendswitch)
+ || (token == TokenNameenddeclare) || (token == TokenNameEOF) || (token == TokenNameERROR)) {
+ return createBlock(blockStart, blockStatements);
+ }
+ branchStatement = checkUnreachableStatements(statement);
+ } catch (SyntaxError sytaxErr1) {
+ // if an error occured,
+ // try to find keywords
+ // to parse the rest of the string
+ boolean tokenize = scanner.tokenizeStrings;
+ if (!tokenize) {
+ scanner.tokenizeStrings = true;
+ }
+ try {
+ while (token != TokenNameEOF) {
+ if ((token == TokenNameRBRACE) || (token == TokenNamecase) || (token == TokenNamedefault) || (token == TokenNameelse)
+ || (token == TokenNameelseif) || (token == TokenNameendif) || (token == TokenNameendfor)
+ || (token == TokenNameendforeach) || (token == TokenNameendwhile) || (token == TokenNameendswitch)
+ || (token == TokenNameenddeclare) || (token == TokenNameEOF) || (token == TokenNameERROR)) {
+ return createBlock(blockStart, blockStatements);
+ }
+ if (token == TokenNameif || token == TokenNameswitch || token == TokenNamefor || token == TokenNamewhile
+ || token == TokenNamedo || token == TokenNameforeach || token == TokenNamecontinue || token == TokenNamebreak
+ || token == TokenNamereturn || token == TokenNameexit || token == TokenNameecho || token == TokenNameglobal
+ || token == TokenNamestatic || token == TokenNameunset || token == TokenNamefunction || token == TokenNamedeclare
+ || token == TokenNametry || token == TokenNamecatch || token == TokenNamethrow || token == TokenNamefinal
+ || token == TokenNameabstract || token == TokenNameclass || token == TokenNameinterface) {
+ break;
+ }
+ // System.out.println(scanner.toStringAction(token));
+ getNextToken();
+ // System.out.println(scanner.toStringAction(token));
+ }
+ if (token == TokenNameEOF) {
+ throw sytaxErr1;
+ }
+ } finally {
+ scanner.tokenizeStrings = tokenize;
+ }
+ }
+ } while (true);
+ }
+
+ /**
+ * @param statement
+ * @return
+ */
+ private boolean checkUnreachableStatements(Statement statement) {
+ if (statement instanceof ReturnStatement || statement instanceof ContinueStatement || statement instanceof BreakStatement) {
+ return true;
+ } else if (statement instanceof IfStatement && ((IfStatement) statement).checkUnreachable) {
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * @param blockStart
+ * @param blockStatements
+ * @return
+ */
+ private Block createBlock(int blockStart, ArrayList blockStatements) {
+ int blockEnd = scanner.getCurrentTokenEndPosition();
+ Block b = Block.EmptyWith(blockStart, blockEnd);
+ b.statements = new Statement[blockStatements.size()];
+ blockStatements.toArray(b.statements);
+ return b;
+ }
+
+ private void functionBody(MethodDeclaration methodDecl) {
+ // '{' [statement-list] '}'
+ if (token == TokenNameLBRACE) {
+ getNextToken();
+ } else {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
+ throwSyntaxError("'{' expected in compound-statement.");
+ }
+ if (token != TokenNameRBRACE) {
+ statementList();
+ }
+ if (token == TokenNameRBRACE) {
+ methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ } else {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
+ throwSyntaxError("'}' expected in compound-statement.");
+ }
+ }
+
+ private Statement statement() {
+ Statement statement = null;
+ Expression expression;
+ int sourceStart = scanner.getCurrentTokenStartPosition();
+ int sourceEnd;
+ if (token == TokenNameif) {
+ // T_IF '(' expr ')' statement elseif_list else_single
+ // T_IF '(' expr ')' ':' inner_statement_list new_elseif_list
+ // new_else_single T_ENDIF ';'
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'if' keyword.");
+ }
+ expression = expr();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'if' condition.");
+ }
+ // create basic IfStatement
+ IfStatement ifStatement = new IfStatement(expression, null, null, sourceStart, -1);
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ ifStatementColon(ifStatement);
+ } else {
+ ifStatement(ifStatement);
+ }
+ return ifStatement;
+ } else if (token == TokenNameswitch) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'switch' keyword.");
+ }
+ expr();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'switch' condition.");
+ }
+ switchStatement();
+ return statement;
+ } else if (token == TokenNamefor) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'for' keyword.");
+ }
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ expressionList();
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ throwSyntaxError("';' expected after 'for'.");
+ }
+ }
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ expressionList();
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ throwSyntaxError("';' expected after 'for'.");
+ }
+ }
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ expressionList();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'for'.");
+ }
+ }
+ forStatement();
+ return statement;
+ } else if (token == TokenNamewhile) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'while' keyword.");
+ }
+ expr();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'while' condition.");
+ }
+ whileStatement();
+ return statement;
+ } else if (token == TokenNamedo) {
+ getNextToken();
+ if (token == TokenNameLBRACE) {
+ getNextToken();
+ if (token != TokenNameRBRACE) {
+ statementList();
+ }
+ if (token == TokenNameRBRACE) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'}' expected after 'do' keyword.");
+ }
+ } else {
+ statement();
+ }
+ if (token == TokenNamewhile) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'while' keyword.");
+ }
+ expr();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'while' condition.");
+ }
+ } else {
+ throwSyntaxError("'while' expected after 'do' keyword.");
+ }
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after do-while statement.");
+ }
+ getNextToken();
+ }
+ return statement;
+ } else if (token == TokenNameforeach) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'foreach' keyword.");
+ }
+ expr();
+ if (token == TokenNameas) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'as' expected after 'foreach' exxpression.");
+ }
+ // variable();
+ foreach_variable();
+ foreach_optional_arg();
+ if (token == TokenNameEQUAL_GREATER) {
+ getNextToken();
+ variable(false, false);
+ }
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'foreach' expression.");
+ }
+ foreachStatement();
+ return statement;
+ } else if (token == TokenNamebreak) {
+ expression = null;
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ expression = expr();
+ }
+ if (token == TokenNameSEMICOLON) {
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'break'.");
+ }
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ }
+ return new BreakStatement(null, sourceStart, sourceEnd);
+ } else if (token == TokenNamecontinue) {
+ expression = null;
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ expression = expr();
+ }
+ if (token == TokenNameSEMICOLON) {
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'continue'.");
+ }
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ }
+ return new ContinueStatement(null, sourceStart, sourceEnd);
+ } else if (token == TokenNamereturn) {
+ expression = null;
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ expression = expr();
+ }
+ if (token == TokenNameSEMICOLON) {
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'return'.");
+ }
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ }
+ return new ReturnStatement(expression, sourceStart, sourceEnd);
+ } else if (token == TokenNameecho) {
+ getNextToken();
+ expressionList();
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'echo' statement.");
+ }
+ getNextToken();
+ }
+ return statement;
+ } else if (token == TokenNameINLINE_HTML) {
+ if (scanner.phpExpressionTag) {
+ // start of <?= ... ?> block
+ getNextToken();
+ expr();
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ }
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("Missing '?>' for open PHP expression block ('<?=').");
+ }
+ } else {
+ getNextToken();
+ }
+ return statement;
+ // } else if (token == TokenNameprint) {
+ // getNextToken();
+ // expression();
+ // if (token == TokenNameSEMICOLON) {
+ // getNextToken();
+ // } else {
+ // if (token != TokenNameStopPHP) {
+ // throwSyntaxError("';' expected after 'print' statement.");
+ // }
+ // getNextToken();
+ // }
+ // return;
+ } else if (token == TokenNameglobal) {
+ getNextToken();
+ global_var_list();
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'global' statement.");
+ }
+ getNextToken();
+ }
+ return statement;
+ } else if (token == TokenNamestatic) {
+ getNextToken();
+ static_var_list();
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'static' statement.");
+ }
+ getNextToken();
+ }
+ return statement;
+ } else if (token == TokenNameunset) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'unset' statement.");
+ }
+ unset_variables();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'unset' statement.");
+ }
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'unset' statement.");
+ }
+ getNextToken();
+ }
+ return statement;
+ } else if (token == TokenNamefunction) {
+ MethodDeclaration methodDecl = new MethodDeclaration(this.compilationUnit.compilationResult);
+ methodDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
+ methodDecl.modifiers = AccDefault;
+ methodDecl.type = MethodDeclaration.FUNCTION_DEFINITION;
+ try {
+ getNextToken();
+ functionDefinition(methodDecl);
+ } finally {
+ sourceEnd = methodDecl.sourceEnd;
+ if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
+ sourceEnd = methodDecl.declarationSourceStart + 1;
+ }
+ methodDecl.declarationSourceEnd = sourceEnd;
+ methodDecl.sourceEnd = sourceEnd;
+ }
+ return statement;
+ } else if (token == TokenNamedeclare) {
+ // T_DECLARE '(' declare_list ')' declare_statement
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected in 'declare' statement.");
+ }
+ getNextToken();
+ declare_list();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected in 'declare' statement.");
+ }
+ getNextToken();
+ declare_statement();
+ return statement;
+ } else if (token == TokenNametry) {
+ getNextToken();
+ if (token != TokenNameLBRACE) {
+ throwSyntaxError("'{' expected in 'try' statement.");
+ }
+ getNextToken();
+ statementList();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in 'try' statement.");
+ }
+ getNextToken();
+ return statement;
+ } else if (token == TokenNamecatch) {
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected in 'catch' statement.");
+ }
+ getNextToken();
+ fully_qualified_class_name();
+ if (token != TokenNameVariable) {
+ throwSyntaxError("Variable expected in 'catch' statement.");
+ }
+ addVariableSet();
+ getNextToken();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected in 'catch' statement.");
+ }
+ getNextToken();
+ if (token != TokenNameLBRACE) {
+ throwSyntaxError("'{' expected in 'catch' statement.");
+ }
+ getNextToken();
+ if (token != TokenNameRBRACE) {
+ statementList();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in 'catch' statement.");
+ }
+ }
+ getNextToken();
+ additional_catches();
+ return statement;
+ } else if (token == TokenNamethrow) {
+ getNextToken();
+ expr();
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ } else {
+ throwSyntaxError("';' expected after 'throw' exxpression.");
+ }
+ return statement;
+ } else if (token == TokenNamefinal || token == TokenNameabstract || token == TokenNameclass || token == TokenNameinterface) {
+ try {
+ TypeDeclaration typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
+ typeDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
+ typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+ typeDecl.name = new char[] { ' ' };
+ // default super class
+ typeDecl.superclass = new SingleTypeReference(TypeConstants.OBJECT, 0);
+ compilationUnit.types.add(typeDecl);
+ pushOnAstStack(typeDecl);
+ unticked_class_declaration_statement(typeDecl);
+ } finally {
+ // reduce stack:
+ astPtr--;
+ astLengthPtr--;
+ }
+ return statement;
+ // } else {
+ // throwSyntaxError("Unexpected keyword '" + keyword + "'");
+ } else if (token == TokenNameLBRACE) {
+ getNextToken();
+ if (token != TokenNameRBRACE) {
+ statement = statementList();
+ }
+ if (token == TokenNameRBRACE) {
+ getNextToken();
+ return statement;
+ } else {
+ throwSyntaxError("'}' expected.");
+ }
+ } else {
+ if (token != TokenNameSEMICOLON) {
+ expr();
+ }
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ return statement;
+ } else {
+ if (token == TokenNameRBRACE) {
+ reportSyntaxError("';' expected after expression (Found token: " + scanner.toStringAction(token) + ")");
+ } else {
+ if (token != TokenNameINLINE_HTML && token != TokenNameEOF) {
+ throwSyntaxError("';' expected after expression (Found token: " + scanner.toStringAction(token) + ")");
+ }
+ getNextToken();
+ }
+ }
+ }
+ // may be null
+ return statement;
+ }
+
+ private void declare_statement() {
+ // statement
+ // | ':' inner_statement_list T_ENDDECLARE ';'
+ // ;
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ // TODO: implement inner_statement_list();
+ statementList();
+ if (token != TokenNameenddeclare) {
+ throwSyntaxError("'enddeclare' expected in 'declare' statement.");
+ }
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ throwSyntaxError("';' expected after 'enddeclare' keyword.");
+ }
+ getNextToken();
+ } else {
+ statement();
+ }
+ }
+
+ private void declare_list() {
+ // T_STRING '=' static_scalar
+ // | declare_list ',' T_STRING '=' static_scalar
+ while (true) {
+ if (token != TokenNameIdentifier) {
+ throwSyntaxError("Identifier expected in 'declare' list.");
+ }
+ getNextToken();
+ if (token != TokenNameEQUAL) {
+ throwSyntaxError("'=' expected in 'declare' list.");
+ }
+ getNextToken();
+ static_scalar();
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ }
+ }
+
+ private void additional_catches() {
+ while (token == TokenNamecatch) {
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected in 'catch' statement.");
+ }
+ getNextToken();
+ fully_qualified_class_name();
+ if (token != TokenNameVariable) {
+ throwSyntaxError("Variable expected in 'catch' statement.");
+ }
+ addVariableSet();
+ getNextToken();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected in 'catch' statement.");
+ }
+ getNextToken();
+ if (token != TokenNameLBRACE) {
+ throwSyntaxError("'{' expected in 'catch' statement.");
+ }
+ getNextToken();
+ if (token != TokenNameRBRACE) {
+ statementList();
+ }
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in 'catch' statement.");
+ }
+ getNextToken();
+ }
+ }
+
+ private void foreach_variable() {
+ // w_variable
+ // | '&' w_variable
+ if (token == TokenNameAND) {
+ getNextToken();
+ }
+ w_variable(true);
+ }
+
+ private void foreach_optional_arg() {
+ // /* empty */
+ // | T_DOUBLE_ARROW foreach_variable
+ if (token == TokenNameEQUAL_GREATER) {
+ getNextToken();
+ foreach_variable();
+ }
+ }
+
+ private void global_var_list() {
+ // global_var_list:
+ // global_var_list ',' global_var
+ // | global_var
+ HashSet set = peekVariableSet();
+ while (true) {
+ global_var(set);
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ }
+ }
+
+ private void global_var(HashSet set) {
+ // global_var:
+ // T_VARIABLE
+ // | '$' r_variable
+ // | '$' '{' expr '}'
+ if (token == TokenNameVariable) {
+ if (fMethodVariables != null) {
+ VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_GLOBAL_VAR);
+ fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
+ }
+ addVariableSet(set);
+ getNextToken();
+ } else if (token == TokenNameDOLLAR) {
+ getNextToken();
+ if (token == TokenNameLBRACE) {
+ getNextToken();
+ expr();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in global variable.");
+ }
+ getNextToken();
+ } else {
+ r_variable();
+ }
+ }
+ }
+
+ private void static_var_list() {
+ // static_var_list:
+ // static_var_list ',' T_VARIABLE
+ // | static_var_list ',' T_VARIABLE '=' static_scalar
+ // | T_VARIABLE
+ // | T_VARIABLE '=' static_scalar,
+ HashSet set = peekVariableSet();
+ while (true) {
+ if (token == TokenNameVariable) {
+ if (fMethodVariables != null) {
+ VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_STATIC_VAR);
+ fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
+ }
+ addVariableSet(set);
+ getNextToken();
+ if (token == TokenNameEQUAL) {
+ getNextToken();
+ static_scalar();
+ }
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ } else {
+ break;
+ }
+ }
+ }
+
+ private void unset_variables() {
+ // unset_variables:
+ // unset_variable
+ // | unset_variables ',' unset_variable
+ // unset_variable:
+ // variable
+ while (true) {
+ variable(false, false);
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ }
+ }
+
+ private final void initializeModifiers() {
+ this.modifiers = 0;
+ this.modifiersSourceStart = -1;
+ }
+
+ private final void checkAndSetModifiers(int flag) {
+ this.modifiers |= flag;
+ if (this.modifiersSourceStart < 0)
+ this.modifiersSourceStart = this.scanner.startPosition;
+ }
+
+ private void unticked_class_declaration_statement(TypeDeclaration typeDecl) {
+ initializeModifiers();
+ if (token == TokenNameinterface) {
+ // interface_entry T_STRING
+ // interface_extends_list
+ // '{' class_statement_list '}'
+ checkAndSetModifiers(AccInterface);
+ getNextToken();
+ typeDecl.modifiers = this.modifiers;
+ typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+ typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+ if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+ typeDecl.name = scanner.getCurrentIdentifierSource();
+ if (token > TokenNameKEYWORD) {
+ problemReporter.phpKeywordWarning(new String[] { scanner.toStringAction(token) }, scanner.getCurrentTokenStartPosition(),
+ scanner.getCurrentTokenEndPosition(), referenceContext, compilationUnit.compilationResult);
+ // throwSyntaxError("Don't use a keyword for interface declaration ["
+ // + scanner.toStringAction(token) + "].",
+ // typeDecl.sourceStart, typeDecl.sourceEnd);
+ }
+ getNextToken();
+ interface_extends_list(typeDecl);
+ } else {
+ typeDecl.name = new char[] { ' ' };
+ throwSyntaxError("Interface name expected after keyword 'interface'.", typeDecl.sourceStart, typeDecl.sourceEnd);
+ return;
+ }
+ } else {
+ // class_entry_type T_STRING extends_from
+ // implements_list
+ // '{' class_statement_list'}'
+ class_entry_type();
+ typeDecl.modifiers = this.modifiers;
+ typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+ typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+ // identifier
+ // identifier 'extends' identifier
+ if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+ typeDecl.name = scanner.getCurrentIdentifierSource();
+ if (token > TokenNameKEYWORD) {
+ problemReporter.phpKeywordWarning(new String[] { scanner.toStringAction(token) }, scanner.getCurrentTokenStartPosition(),
+ scanner.getCurrentTokenEndPosition(), referenceContext, compilationUnit.compilationResult);
+ // throwSyntaxError("Don't use a keyword for class declaration [" +
+ // scanner.toStringAction(token) + "].",
+ // typeDecl.sourceStart, typeDecl.sourceEnd);
+ }
+ getNextToken();
+ // extends_from:
+ // /* empty */
+ // | T_EXTENDS fully_qualified_class_name
+ if (token == TokenNameextends) {
+ interface_extends_list(typeDecl);
+ // getNextToken();
+ // if (token != TokenNameIdentifier) {
+ // throwSyntaxError("Class name expected after keyword
+ // 'extends'.",
+ // scanner.getCurrentTokenStartPosition(), scanner
+ // .getCurrentTokenEndPosition());
+ // }
+ }
+ implements_list(typeDecl);
+ } else {
+ typeDecl.name = new char[] { ' ' };
+ throwSyntaxError("Class name expected after keyword 'class'.", typeDecl.sourceStart, typeDecl.sourceEnd);
+ return;
+ }
+ }
+ // '{' class_statement_list '}'
+ if (token == TokenNameLBRACE) {
+ getNextToken();
+ if (token != TokenNameRBRACE) {
+ ArrayList list = new ArrayList();
+ class_statement_list(list);
+ typeDecl.fields = new FieldDeclaration[list.size()];
+ for (int i = 0; i < list.size(); i++) {
+ typeDecl.fields[i] = (FieldDeclaration) list.get(i);
+ }
+ }
+ if (token == TokenNameRBRACE) {
+ typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ } else {
+ throwSyntaxError("'}' expected at end of class body.");
+ }
+ } else {
+ throwSyntaxError("'{' expected at start of class body.");
+ }
+ }
+
+ private void class_entry_type() {
+ // T_CLASS
+ // | T_ABSTRACT T_CLASS
+ // | T_FINAL T_CLASS
+ if (token == TokenNameclass) {
+ getNextToken();
+ } else if (token == TokenNameabstract) {
+ checkAndSetModifiers(AccAbstract);
+ getNextToken();
+ if (token != TokenNameclass) {
+ throwSyntaxError("Keyword 'class' expected after keyword 'abstract'.");
+ }
+ getNextToken();
+ } else if (token == TokenNamefinal) {
+ checkAndSetModifiers(AccFinal);
+ getNextToken();
+ if (token != TokenNameclass) {
+ throwSyntaxError("Keyword 'class' expected after keyword 'final'.");
+ }
+ getNextToken();
+ } else {
+ throwSyntaxError("Keyword 'class' 'final' or 'abstract' expected");
+ }
+ }
+
+ // private void class_extends(TypeDeclaration typeDecl) {
+ // // /* empty */
+ // // | T_EXTENDS interface_list
+ // if (token == TokenNameextends) {
+ // getNextToken();
+ //
+ // if (token == TokenNameIdentifier) {
+ // getNextToken();
+ // } else {
+ // throwSyntaxError("Class name expected after keyword 'extends'.");
+ // }
+ // }
+ // }
+
+ private void interface_extends_list(TypeDeclaration typeDecl) {
+ // /* empty */
+ // | T_EXTENDS interface_list
+ if (token == TokenNameextends) {
+ getNextToken();
+ interface_list();
+ }
+ }
+
+ private void implements_list(TypeDeclaration typeDecl) {
+ // /* empty */
+ // | T_IMPLEMENTS interface_list
+ if (token == TokenNameimplements) {
+ getNextToken();
+ interface_list();
+ }
+ }
+
+ private void interface_list() {
+ // interface_list:
+ // fully_qualified_class_name
+ // | interface_list ',' fully_qualified_class_name
+ do {
+ if (token == TokenNameIdentifier) {
+ getNextToken();
+ } else {
+ throwSyntaxError("Interface name expected after keyword 'implements'.");
+ }
+ if (token != TokenNameCOMMA) {
+ return;
+ }
+ getNextToken();
+ } while (true);
+ }
+
+ // private void classBody(TypeDeclaration typeDecl) {
+ // //'{' [class-element-list] '}'
+ // if (token == TokenNameLBRACE) {
+ // getNextToken();
+ // if (token != TokenNameRBRACE) {
+ // class_statement_list();
+ // }
+ // if (token == TokenNameRBRACE) {
+ // typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+ // getNextToken();
+ // } else {
+ // throwSyntaxError("'}' expected at end of class body.");
+ // }
+ // } else {
+ // throwSyntaxError("'{' expected at start of class body.");
+ // }
+ // }
+ private void class_statement_list(ArrayList list) {
+ do {
+ try {
+ class_statement(list);
+ if (token == TokenNamepublic || token == TokenNameprotected || token == TokenNameprivate || token == TokenNamestatic
+ || token == TokenNameabstract || token == TokenNamefinal || token == TokenNamefunction || token == TokenNamevar
+ || token == TokenNameconst) {
+ continue;
+ }
+ if (token == TokenNameRBRACE) {
+ break;
+ }
+ throwSyntaxError("'}' at end of class statement.");
+ } catch (SyntaxError sytaxErr1) {
+ boolean tokenize = scanner.tokenizeStrings;
+ if (!tokenize) {
+ scanner.tokenizeStrings = true;
+ }
+ try {
+ // if an error occured,
+ // try to find keywords
+ // to parse the rest of the string
+ while (token != TokenNameEOF) {
+ if (token == TokenNamepublic || token == TokenNameprotected || token == TokenNameprivate || token == TokenNamestatic
+ || token == TokenNameabstract || token == TokenNamefinal || token == TokenNamefunction || token == TokenNamevar
+ || token == TokenNameconst) {
+ break;
+ }
+ // System.out.println(scanner.toStringAction(token));
+ getNextToken();
+ }
+ if (token == TokenNameEOF) {
+ throw sytaxErr1;
+ }
+ } finally {
+ scanner.tokenizeStrings = tokenize;
+ }
+ }
+ } while (true);
+ }
+
+ private void class_statement(ArrayList list) {
+ // class_statement:
+ // variable_modifiers class_variable_declaration ';'
+ // | class_constant_declaration ';'
+ // | method_modifiers T_FUNCTION is_reference T_STRING
+ // '(' parameter_list ')' method_body
+ initializeModifiers();
+ int declarationSourceStart = scanner.getCurrentTokenStartPosition();
+
+ if (token == TokenNamevar) {
+ checkAndSetModifiers(AccPublic);
+ problemReporter.phpVarDeprecatedWarning(scanner.getCurrentTokenStartPosition(), scanner.getCurrentTokenEndPosition(),
+ referenceContext, compilationUnit.compilationResult);
+ getNextToken();
+ class_variable_declaration(declarationSourceStart, list);
+ } else if (token == TokenNameconst) {
+ checkAndSetModifiers(AccFinal | AccPublic);
+ class_constant_declaration(declarationSourceStart, list);
+ if (token != TokenNameSEMICOLON) {
+ throwSyntaxError("';' expected after class const declaration.");
+ }
+ getNextToken();
+ } else {
+ boolean hasModifiers = member_modifiers();
+ if (token == TokenNamefunction) {
+ if (!hasModifiers) {
+ checkAndSetModifiers(AccPublic);
+ }
+ MethodDeclaration methodDecl = new MethodDeclaration(this.compilationUnit.compilationResult);
+ methodDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
+ methodDecl.modifiers = this.modifiers;
+ methodDecl.type = MethodDeclaration.METHOD_DEFINITION;
+ try {
+ getNextToken();
+ functionDefinition(methodDecl);
+ } finally {
+ int sourceEnd = methodDecl.sourceEnd;
+ if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
+ sourceEnd = methodDecl.declarationSourceStart + 1;
+ }
+ methodDecl.declarationSourceEnd = sourceEnd;
+ methodDecl.sourceEnd = sourceEnd;
+ }
+ } else {
+ if (!hasModifiers) {
+ throwSyntaxError("'public' 'private' or 'protected' modifier expected for field declarations.");
+ }
+ class_variable_declaration(declarationSourceStart, list);
+ }
+ }
+ }
+
+ private void class_constant_declaration(int declarationSourceStart, ArrayList list) {
+ // class_constant_declaration ',' T_STRING '=' static_scalar
+ // | T_CONST T_STRING '=' static_scalar
+ if (token != TokenNameconst) {
+ throwSyntaxError("'const' keyword expected in class declaration.");
+ } else {
+ getNextToken();
+ }
+ while (true) {
+ if (token != TokenNameIdentifier) {
+ throwSyntaxError("Identifier expected in class const declaration.");
+ }
+ FieldDeclaration fieldDeclaration = new FieldDeclaration(scanner.getCurrentIdentifierSource(), scanner
+ .getCurrentTokenStartPosition(), scanner.getCurrentTokenEndPosition());
+ fieldDeclaration.modifiers = this.modifiers;
+ fieldDeclaration.declarationSourceStart = declarationSourceStart;
+ fieldDeclaration.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+ fieldDeclaration.modifiersSourceStart = declarationSourceStart;
+ // fieldDeclaration.type
+ list.add(fieldDeclaration);
+ getNextToken();
+ if (token != TokenNameEQUAL) {
+ throwSyntaxError("'=' expected in class const declaration.");
+ }
+ getNextToken();
+ static_scalar();
+ if (token != TokenNameCOMMA) {
+ break; // while(true)-loop
+ }
+ getNextToken();
+ }
+ }
+
+ // private void variable_modifiers() {
+ // // variable_modifiers:
+ // // non_empty_member_modifiers
+ // //| T_VAR
+ // initializeModifiers();
+ // if (token == TokenNamevar) {
+ // checkAndSetModifiers(AccPublic);
+ // reportSyntaxError(
+ // "Keyword 'var' is deprecated. Please use 'public' 'private' or
+ // 'protected'
+ // modifier for field declarations.",
+ // scanner.getCurrentTokenStartPosition(), scanner
+ // .getCurrentTokenEndPosition());
+ // getNextToken();
+ // } else {
+ // if (!member_modifiers()) {
+ // throwSyntaxError("'public' 'private' or 'protected' modifier expected for
+ // field declarations.");
+ // }
+ // }
+ // }
+ // private void method_modifiers() {
+ // //method_modifiers:
+ // // /* empty */
+ // //| non_empty_member_modifiers
+ // initializeModifiers();
+ // if (!member_modifiers()) {
+ // checkAndSetModifiers(AccPublic);
+ // }
+ // }
+ private boolean member_modifiers() {
+ // T_PUBLIC
+ // | T_PROTECTED
+ // | T_PRIVATE
+ // | T_STATIC
+ // | T_ABSTRACT
+ // | T_FINAL
+ boolean foundToken = false;
+ while (true) {
+ if (token == TokenNamepublic) {
+ checkAndSetModifiers(AccPublic);
+ getNextToken();
+ foundToken = true;
+ } else if (token == TokenNameprotected) {
+ checkAndSetModifiers(AccProtected);
+ getNextToken();
+ foundToken = true;
+ } else if (token == TokenNameprivate) {
+ checkAndSetModifiers(AccPrivate);
+ getNextToken();
+ foundToken = true;
+ } else if (token == TokenNamestatic) {
+ checkAndSetModifiers(AccStatic);
+ getNextToken();
+ foundToken = true;
+ } else if (token == TokenNameabstract) {
+ checkAndSetModifiers(AccAbstract);
+ getNextToken();
+ foundToken = true;
+ } else if (token == TokenNamefinal) {
+ checkAndSetModifiers(AccFinal);
+ getNextToken();
+ foundToken = true;
+ } else {
+ break;
+ }
+ }
+ return foundToken;
+ }
+
+ private void class_variable_declaration(int declarationSourceStart, ArrayList list) {
+ // class_variable_declaration:
+ // class_variable_declaration ',' T_VARIABLE
+ // | class_variable_declaration ',' T_VARIABLE '=' static_scalar
+ // | T_VARIABLE
+ // | T_VARIABLE '=' static_scalar
+ char[] classVariable;
+ do {
+ if (token == TokenNameVariable) {
+ classVariable = scanner.getCurrentIdentifierSource();
+ // indexManager.addIdentifierInformation('v', classVariable, buf, -1,
+ // -1);
+ FieldDeclaration fieldDeclaration = new FieldDeclaration(classVariable, scanner.getCurrentTokenStartPosition(), scanner
+ .getCurrentTokenEndPosition());
+ fieldDeclaration.modifiers = this.modifiers;
+ fieldDeclaration.declarationSourceStart = declarationSourceStart;
+ fieldDeclaration.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+ fieldDeclaration.modifiersSourceStart = declarationSourceStart;
+ list.add(fieldDeclaration);
+ if (fTypeVariables != null) {
+ VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_CLASS_UNIT);
+ fTypeVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
+ }
+ getNextToken();
+ if (token == TokenNameEQUAL) {
+ getNextToken();
+ static_scalar();
+ }
+ } else {
+ // if (token == TokenNamethis) {
+ // throwSyntaxError("'$this' not allowed after keyword 'public'
+ // 'protected' 'private' 'var'.");
+ // }
+ throwSyntaxError("Variable expected after keyword 'public' 'protected' 'private' 'var'.");
+ }
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ } while (true);
+ if (token != TokenNameSEMICOLON) {
+ throwSyntaxError("';' expected after field declaration.");
+ }
+ getNextToken();
+ }
+
+ private void functionDefinition(MethodDeclaration methodDecl) {
+ boolean isAbstract = false;
+ if (astPtr == 0) {
+ if (compilationUnit != null) {
+ compilationUnit.types.add(methodDecl);
+ }
+ } else {
+ ASTNode node = astStack[astPtr];
+ if (node instanceof TypeDeclaration) {
+ TypeDeclaration typeDecl = ((TypeDeclaration) node);
+ if (typeDecl.methods == null) {
+ typeDecl.methods = new AbstractMethodDeclaration[] { methodDecl };
+ } else {
+ AbstractMethodDeclaration[] newMethods;
+ System.arraycopy(typeDecl.methods, 0, newMethods = new AbstractMethodDeclaration[typeDecl.methods.length + 1], 0,
+ typeDecl.methods.length);
+ newMethods[typeDecl.methods.length] = methodDecl;
+ typeDecl.methods = newMethods;
+ }
+ if ((typeDecl.modifiers & AccAbstract) == AccAbstract) {
+ isAbstract = true;
+ } else if ((typeDecl.modifiers & AccInterface) == AccInterface) {
+ isAbstract = true;
+ }
+ }
+ }
+ try {
+ pushFunctionVariableSet();
+ functionDeclarator(methodDecl);
+ if (token == TokenNameSEMICOLON) {
+ if (!isAbstract) {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
+ throwSyntaxError("Body declaration expected for method: " + new String(methodDecl.selector));
+ }
+ getNextToken();
+ return;
+ }
+ functionBody(methodDecl);
+ } finally {
+ if (!fStackUnassigned.isEmpty()) {
+ fStackUnassigned.remove(fStackUnassigned.size() - 1);
+ }
+ }
+ }
+
+ private void functionDeclarator(MethodDeclaration methodDecl) {
+ // identifier '(' [parameter-list] ')'
+ if (token == TokenNameAND) {
+ getNextToken();
+ }
+ methodDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+ methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+ if (Scanner.isIdentifierOrKeyword(token)) {
+ methodDecl.selector = scanner.getCurrentIdentifierSource();
+ if (token > TokenNameKEYWORD) {
+ problemReporter.phpKeywordWarning(new String[] { scanner.toStringAction(token) }, scanner.getCurrentTokenStartPosition(),
+ scanner.getCurrentTokenEndPosition(), referenceContext, compilationUnit.compilationResult);
+ }
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
+ throwSyntaxError("'(' expected in function declaration.");
+ }
+ if (token != TokenNameRPAREN) {
+ parameter_list(methodDecl);
+ }
+ if (token != TokenNameRPAREN) {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
+ throwSyntaxError("')' expected in function declaration.");
+ } else {
+ methodDecl.bodyStart = scanner.getCurrentTokenEndPosition() + 1;
+ getNextToken();
+ }
+ } else {
+ methodDecl.selector = "<undefined>".toCharArray();
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
+ throwSyntaxError("Function name expected after keyword 'function'.");
+ }
+ }
+
+ //
+ private void parameter_list(MethodDeclaration methodDecl) {
+ // non_empty_parameter_list
+ // | /* empty */
+ non_empty_parameter_list(methodDecl, true);
+ }
+
+ private void non_empty_parameter_list(MethodDeclaration methodDecl, boolean empty_allowed) {
+ // optional_class_type T_VARIABLE
+ // | optional_class_type '&' T_VARIABLE
+ // | optional_class_type '&' T_VARIABLE '=' static_scalar
+ // | optional_class_type T_VARIABLE '=' static_scalar
+ // | non_empty_parameter_list ',' optional_class_type T_VARIABLE
+ // | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE
+ // | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE '='
+ // static_scalar
+ // | non_empty_parameter_list ',' optional_class_type T_VARIABLE '='
+ // static_scalar
+ char[] typeIdentifier = null;
+ if (token == TokenNameIdentifier || token == TokenNameVariable || token == TokenNameAND) {
+ HashSet set = peekVariableSet();
+ while (true) {
+ if (token == TokenNameIdentifier) {
+ typeIdentifier = scanner.getCurrentIdentifierSource();
+ getNextToken();
+ }
+ if (token == TokenNameAND) {
+ getNextToken();
+ }
+ if (token == TokenNameVariable) {
+ if (fMethodVariables != null) {
+ VariableInfo info;
+ if (methodDecl.type == MethodDeclaration.FUNCTION_DEFINITION) {
+ info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_FUNCTION_DEFINITION);
+ } else {
+ info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_METHOD_DEFINITION);
+ }
+ info.typeIdentifier = typeIdentifier;
+ fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
+ }
+ addVariableSet(set);
+ getNextToken();
+ if (token == TokenNameEQUAL) {
+ getNextToken();
+ static_scalar();
+ }
+ } else {
+ throwSyntaxError("Variable expected in parameter list.");
+ }
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ }
+ return;
+ }
+ if (!empty_allowed) {
+ throwSyntaxError("Identifier expected in parameter list.");
+ }
+ }
+
+ private void optional_class_type() {
+ // /* empty */
+ // | T_STRING
+ }
+
+ // private void parameterDeclaration() {
+ // //variable
+ // //variable-reference
+ // if (token == TokenNameAND) {
+ // getNextToken();
+ // if (isVariable()) {
+ // getNextToken();
+ // } else {
+ // throwSyntaxError("Variable expected after reference operator '&'.");
+ // }
+ // }
+ // //variable '=' constant
+ // if (token == TokenNameVariable) {
+ // getNextToken();
+ // if (token == TokenNameEQUAL) {
+ // getNextToken();
+ // static_scalar();
+ // }
+ // return;
+ // }
+ // // if (token == TokenNamethis) {
+ // // throwSyntaxError("Reserved word '$this' not allowed in parameter
+ // // declaration.");
+ // // }
+ // }
+
+ private void labeledStatementList() {
+ if (token != TokenNamecase && token != TokenNamedefault) {
+ throwSyntaxError("'case' or 'default' expected.");
+ }
+ do {
+ if (token == TokenNamecase) {
+ getNextToken();
+ expr(); // constant();
+ if (token == TokenNameCOLON || token == TokenNameSEMICOLON) {
+ getNextToken();
+ if (token == TokenNamecase || token == TokenNamedefault) {
+ // empty case statement ?
+ continue;
+ }
+ statementList();
+ }
+ // else if (token == TokenNameSEMICOLON) {
+ // setMarker(
+ // "':' expected after 'case' keyword (Found token: " +
+ // scanner.toStringAction(token) + ")",
+ // scanner.getCurrentTokenStartPosition(),
+ // scanner.getCurrentTokenEndPosition(),
+ // INFO);
+ // getNextToken();
+ // if (token == TokenNamecase) { // empty case statement ?
+ // continue;
+ // }
+ // statementList();
+ // }
+ else {
+ throwSyntaxError("':' character expected after 'case' constant (Found token: " + scanner.toStringAction(token) + ")");
+ }
+ } else { // TokenNamedefault
+ getNextToken();
+ if (token == TokenNameCOLON || token == TokenNameSEMICOLON) {
+ getNextToken();
+ if (token == TokenNameRBRACE) {
+ // empty default case
+ break;
+ }
+ if (token != TokenNamecase) {
+ statementList();
+ }
+ } else {
+ throwSyntaxError("':' character expected after 'default'.");
+ }
+ }
+ } while (token == TokenNamecase || token == TokenNamedefault);
+ }
+
+ private void ifStatementColon(IfStatement iState) {
+ // T_IF '(' expr ')' ':' inner_statement_list new_elseif_list
+ // new_else_single T_ENDIF ';'
+ HashSet assignedVariableSet = null;
+ try {
+ Block b = inner_statement_list();
+ iState.thenStatement = b;
+ checkUnreachable(iState, b);
+ } finally {
+ assignedVariableSet = removeIfVariableSet();
+ }
+ if (token == TokenNameelseif) {
+ try {
+ pushIfVariableSet();
+ new_elseif_list(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null && set != null) {
+ assignedVariableSet.addAll(set);
+ }
+ }
+ }
+ try {
+ pushIfVariableSet();
+ new_else_single(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null) {
+ HashSet topSet = peekVariableSet();
+ if (topSet != null) {
+ if (set != null) {
+ topSet.addAll(set);
+ }
+ topSet.addAll(assignedVariableSet);
+ }
+ }
+ }
+ if (token != TokenNameendif) {
+ throwSyntaxError("'endif' expected.");
+ }
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ reportSyntaxError("';' expected after if-statement.");
+ iState.sourceEnd = scanner.getCurrentTokenStartPosition();
+ } else {
+ iState.sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ }
+ }
+
+ private void ifStatement(IfStatement iState) {
+ // T_IF '(' expr ')' statement elseif_list else_single
+ HashSet assignedVariableSet = null;
+ try {
+ pushIfVariableSet();
+ Statement s = statement();
+ iState.thenStatement = s;
+ checkUnreachable(iState, s);
+ } finally {
+ assignedVariableSet = removeIfVariableSet();
+ }
+
+ if (token == TokenNameelseif) {
+ try {
+ pushIfVariableSet();
+ elseif_list(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null && set != null) {
+ assignedVariableSet.addAll(set);
+ }
+ }
+ }
+ try {
+ pushIfVariableSet();
+ else_single(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null) {
+ HashSet topSet = peekVariableSet();
+ if (topSet != null) {
+ if (set != null) {
+ topSet.addAll(set);
+ }
+ topSet.addAll(assignedVariableSet);
+ }
+ }
+ }
+ }
+
+ private void elseif_list(IfStatement iState) {
+ // /* empty */
+ // | elseif_list T_ELSEIF '(' expr ')' statement
+ ArrayList conditionList = new ArrayList();
+ ArrayList statementList = new ArrayList();
+ Expression e;
+ Statement s;
+ while (token == TokenNameelseif) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'elseif' keyword.");
+ }
+ e = expr();
+ conditionList.add(e);
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'elseif' condition.");
+ }
+ s = statement();
+ statementList.add(s);
+ checkUnreachable(iState, s);
+ }
+ iState.elseifConditions = new Expression[conditionList.size()];
+ iState.elseifStatements = new Statement[statementList.size()];
+ conditionList.toArray(iState.elseifConditions);
+ statementList.toArray(iState.elseifStatements);
+ }
+
+ private void new_elseif_list(IfStatement iState) {
+ // /* empty */
+ // | new_elseif_list T_ELSEIF '(' expr ')' ':' inner_statement_list
+ ArrayList conditionList = new ArrayList();
+ ArrayList statementList = new ArrayList();
+ Expression e;
+ Block b;
+ while (token == TokenNameelseif) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'elseif' keyword.");
+ }
+ e = expr();
+ conditionList.add(e);
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected after 'elseif' condition.");
+ }
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ } else {
+ throwSyntaxError("':' expected after 'elseif' keyword.");
+ }
+ b = inner_statement_list();
+ statementList.add(b);
+ checkUnreachable(iState, b);
+ }
+ iState.elseifConditions = new Expression[conditionList.size()];
+ iState.elseifStatements = new Statement[statementList.size()];
+ conditionList.toArray(iState.elseifConditions);
+ statementList.toArray(iState.elseifStatements);
+ }
+
+ private void else_single(IfStatement iState) {
+ // /* empty */
+ // T_ELSE statement
+ if (token == TokenNameelse) {
+ getNextToken();
+ Statement s = statement();
+ iState.elseStatement = s;
+ checkUnreachable(iState, s);
+ } else {
+ iState.checkUnreachable = false;
+ }
+ iState.sourceEnd = scanner.getCurrentTokenStartPosition();
+ }
+
+ private void new_else_single(IfStatement iState) {
+ // /* empty */
+ // | T_ELSE ':' inner_statement_list
+ if (token == TokenNameelse) {
+ getNextToken();
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ } else {
+ throwSyntaxError("':' expected after 'else' keyword.");
+ }
+ Block b = inner_statement_list();
+ iState.elseStatement = b;
+ checkUnreachable(iState, b);
+ } else {
+ iState.checkUnreachable = false;
+ }
+ }
+
+ private Block inner_statement_list() {
+ // inner_statement_list inner_statement
+ // /* empty */
+ return statementList();
+ }
+
+ /**
+ * @param iState
+ * @param b
+ */
+ private void checkUnreachable(IfStatement iState, Statement s) {
+ if (s instanceof Block) {
+ Block b = (Block) s;
+ if (b.statements == null || b.statements.length == 0) {
+ iState.checkUnreachable = false;
+ } else {
+ int off = b.statements.length - 1;
+ if (!(b.statements[off] instanceof ReturnStatement) && !(b.statements[off] instanceof ContinueStatement)
+ && !(b.statements[off] instanceof BreakStatement)) {
+ if (!(b.statements[off] instanceof IfStatement) || !((IfStatement) b.statements[off]).checkUnreachable) {
+ iState.checkUnreachable = false;
+ }
+ }
+ }
+ } else {
+ if (!(s instanceof ReturnStatement) && !(s instanceof ContinueStatement) && !(s instanceof BreakStatement)) {
+ if (!(s instanceof IfStatement) || !((IfStatement) s).checkUnreachable) {
+ iState.checkUnreachable = false;
+ }
+ }
+ }
+ }
+
+ // private void elseifStatementList() {
+ // do {
+ // elseifStatement();
+ // switch (token) {
+ // case TokenNameelse:
+ // getNextToken();
+ // if (token == TokenNameCOLON) {
+ // getNextToken();
+ // if (token != TokenNameendif) {
+ // statementList();
+ // }
+ // return;
+ // } else {
+ // if (token == TokenNameif) { //'else if'
+ // getNextToken();
+ // } else {
+ // throwSyntaxError("':' expected after 'else'.");
+ // }
+ // }
+ // break;
+ // case TokenNameelseif:
+ // getNextToken();
+ // break;
+ // default:
+ // return;
+ // }
+ // } while (true);
+ // }
+
+ // private void elseifStatement() {
+ // if (token == TokenNameLPAREN) {
+ // getNextToken();
+ // expr();
+ // if (token != TokenNameRPAREN) {
+ // throwSyntaxError("')' expected in else-if-statement.");
+ // }
+ // getNextToken();
+ // if (token != TokenNameCOLON) {
+ // throwSyntaxError("':' expected in else-if-statement.");
+ // }
+ // getNextToken();
+ // if (token != TokenNameendif) {
+ // statementList();
+ // }
+ // }
+ // }
+
+ private void switchStatement() {
+ if (token == TokenNameCOLON) {
+ // ':' [labeled-statement-list] 'endswitch' ';'
+ getNextToken();
+ labeledStatementList();
+ if (token != TokenNameendswitch) {
+ throwSyntaxError("'endswitch' expected.");
+ }
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ throwSyntaxError("';' expected after switch-statement.");
+ }
+ getNextToken();
+ } else {
+ // '{' [labeled-statement-list] '}'
+ if (token != TokenNameLBRACE) {
+ throwSyntaxError("'{' expected in switch statement.");
+ }
+ getNextToken();
+ if (token != TokenNameRBRACE) {
+ labeledStatementList();
+ }
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in switch statement.");
+ }
+ getNextToken();
+ }
+ }
+
+ private void forStatement() {
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ statementList();
+ if (token != TokenNameendfor) {
+ throwSyntaxError("'endfor' expected.");
+ }
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ throwSyntaxError("';' expected after for-statement.");
+ }
+ getNextToken();
+ } else {
+ statement();
+ }
+ }
+
+ private void whileStatement() {
+ // ':' statement-list 'endwhile' ';'
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ statementList();
+ if (token != TokenNameendwhile) {
+ throwSyntaxError("'endwhile' expected.");
+ }
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ throwSyntaxError("';' expected after while-statement.");
+ }
+ getNextToken();
+ } else {
+ statement();
+ }
+ }
+
+ private void foreachStatement() {
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ statementList();
+ if (token != TokenNameendforeach) {
+ throwSyntaxError("'endforeach' expected.");
+ }
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ throwSyntaxError("';' expected after foreach-statement.");
+ }
+ getNextToken();
+ } else {
+ statement();
+ }
+ }
+
+ // private void exitStatus() {
+ // if (token == TokenNameLPAREN) {
+ // getNextToken();
+ // } else {
+ // throwSyntaxError("'(' expected in 'exit-status'.");
+ // }
+ // if (token != TokenNameRPAREN) {
+ // expression();
+ // }
+ // if (token == TokenNameRPAREN) {
+ // getNextToken();
+ // } else {
+ // throwSyntaxError("')' expected after 'exit-status'.");
+ // }
+ // }
+ private void expressionList() {
+ do {
+ expr();
+ if (token == TokenNameCOMMA) {
+ getNextToken();
+ } else {
+ break;
+ }
+ } while (true);
+ }
+
+ private Expression expr() {
+ // r_variable
+ // | expr_without_variable
+ // if (token!=TokenNameEOF) {
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: expr()");
+ }
+ return expr_without_variable(true);
+ // }
+ }
+
+ private Expression expr_without_variable(boolean only_variable) {
+ int exprSourceStart = scanner.getCurrentTokenStartPosition();
+ int exprSourceEnd = scanner.getCurrentTokenEndPosition();
+ Expression expression = new Expression();
+ expression.sourceStart = exprSourceStart;
+ // default, may be overwritten
+ expression.sourceEnd = exprSourceEnd;
+ try {
+ // internal_functions_in_yacc
+ // | T_CLONE expr
+ // | T_PRINT expr
+ // | '(' expr ')'
+ // | '@' expr
+ // | '+' expr
+ // | '-' expr
+ // | '!' expr
+ // | '~' expr
+ // | T_INC rw_variable
+ // | T_DEC rw_variable
+ // | T_INT_CAST expr
+ // | T_DOUBLE_CAST expr
+ // | T_STRING_CAST expr
+ // | T_ARRAY_CAST expr
+ // | T_OBJECT_CAST expr
+ // | T_BOOL_CAST expr
+ // | T_UNSET_CAST expr
+ // | T_EXIT exit_expr
+ // | scalar
+ // | T_ARRAY '(' array_pair_list ')'
+ // | '`' encaps_list '`'
+ // | T_LIST '(' assignment_list ')' '=' expr
+ // | T_NEW class_name_reference ctor_arguments
+ // | variable '=' expr
+ // | variable '=' '&' variable
+ // | variable '=' '&' T_NEW class_name_reference ctor_arguments
+ // | variable T_PLUS_EQUAL expr
+ // | variable T_MINUS_EQUAL expr
+ // | variable T_MUL_EQUAL expr
+ // | variable T_DIV_EQUAL expr
+ // | variable T_CONCAT_EQUAL expr
+ // | variable T_MOD_EQUAL expr
+ // | variable T_AND_EQUAL expr
+ // | variable T_OR_EQUAL expr
+ // | variable T_XOR_EQUAL expr
+ // | variable T_SL_EQUAL expr
+ // | variable T_SR_EQUAL expr
+ // | rw_variable T_INC
+ // | rw_variable T_DEC
+ // | expr T_BOOLEAN_OR expr
+ // | expr T_BOOLEAN_AND expr
+ // | expr T_LOGICAL_OR expr
+ // | expr T_LOGICAL_AND expr
+ // | expr T_LOGICAL_XOR expr
+ // | expr '|' expr
+ // | expr '&' expr
+ // | expr '^' expr
+ // | expr '.' expr
+ // | expr '+' expr
+ // | expr '-' expr
+ // | expr '*' expr
+ // | expr '/' expr
+ // | expr '%' expr
+ // | expr T_SL expr
+ // | expr T_SR expr
+ // | expr T_IS_IDENTICAL expr
+ // | expr T_IS_NOT_IDENTICAL expr
+ // | expr T_IS_EQUAL expr
+ // | expr T_IS_NOT_EQUAL expr
+ // | expr '<' expr
+ // | expr T_IS_SMALLER_OR_EQUAL expr
+ // | expr '>' expr
+ // | expr T_IS_GREATER_OR_EQUAL expr
+ // | expr T_INSTANCEOF class_name_reference
+ // | expr '?' expr ':' expr
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: expr_without_variable() PART 1");
+ }
+ switch (token) {
+ case TokenNameisset:
+ // T_ISSET '(' isset_variables ')'
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected after keyword 'isset'");
+ }
+ getNextToken();
+ isset_variables();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after keyword 'isset'");
+ }
+ getNextToken();
+ break;
+ case TokenNameempty:
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected after keyword 'empty'");
+ }
+ getNextToken();
+ variable(true, false);
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after keyword 'empty'");
+ }
+ getNextToken();
+ break;
+ case TokenNameeval:
+ case TokenNameinclude:
+ case TokenNameinclude_once:
+ case TokenNamerequire:
+ case TokenNamerequire_once:
+ internal_functions_in_yacc();
+ break;
+ // | '(' expr ')'
+ case TokenNameLPAREN:
+ getNextToken();
+ expr();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected in expression.");
+ }
+ break;
+ // | T_CLONE expr
+ // | T_PRINT expr
+ // | '@' expr
+ // | '+' expr
+ // | '-' expr
+ // | '!' expr
+ // | '~' expr
+ // | T_INT_CAST expr
+ // | T_DOUBLE_CAST expr
+ // | T_STRING_CAST expr
+ // | T_ARRAY_CAST expr
+ // | T_OBJECT_CAST expr
+ // | T_BOOL_CAST expr
+ // | T_UNSET_CAST expr
+ case TokenNameclone:
+ case TokenNameprint:
+ case TokenNameAT:
+ case TokenNamePLUS:
+ case TokenNameMINUS:
+ case TokenNameNOT:
+ case TokenNameTWIDDLE:
+ case TokenNameintCAST:
+ case TokenNamedoubleCAST:
+ case TokenNamestringCAST:
+ case TokenNamearrayCAST:
+ case TokenNameobjectCAST:
+ case TokenNameboolCAST:
+ case TokenNameunsetCAST:
+ getNextToken();
+ expr();
+ break;
+ case TokenNameexit:
+ getNextToken();
+ exit_expr();
+ break;
+ // scalar:
+ // T_STRING
+ // | T_STRING_VARNAME
+ // | class_constant
+ // | T_START_HEREDOC encaps_list T_END_HEREDOC
+ // | '`' encaps_list '`'
+ // | common_scalar
+ // | '`' encaps_list '`'
+ // case TokenNameEncapsedString0:
+ // scanner.encapsedStringStack.push(new Character('`'));
+ // getNextToken();
+ // try {
+ // if (token == TokenNameEncapsedString0) {
+ // } else {
+ // encaps_list();
+ // if (token != TokenNameEncapsedString0) {
+ // throwSyntaxError("\'`\' expected at end of string" + "(Found token: " +
+ // scanner.toStringAction(token) + " )");
+ // }
+ // }
+ // } finally {
+ // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // break;
+ // // | '\'' encaps_list '\''
+ // case TokenNameEncapsedString1:
+ // scanner.encapsedStringStack.push(new Character('\''));
+ // getNextToken();
+ // try {
+ // exprSourceStart = scanner.getCurrentTokenStartPosition();
+ // if (token == TokenNameEncapsedString1) {
+ // expression = new
+ // StringLiteralSQ(scanner.getCurrentStringLiteralSource(exprSourceStart),
+ // exprSourceStart, scanner
+ // .getCurrentTokenEndPosition());
+ // } else {
+ // encaps_list();
+ // if (token != TokenNameEncapsedString1) {
+ // throwSyntaxError("\'\'\' expected at end of string" + "(Found token: "
+ // + scanner.toStringAction(token) + " )");
+ // } else {
+ // expression = new
+ // StringLiteralSQ(scanner.getCurrentStringLiteralSource(exprSourceStart),
+ // exprSourceStart, scanner
+ // .getCurrentTokenEndPosition());
+ // }
+ // }
+ // } finally {
+ // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // break;
+ // //| '"' encaps_list '"'
+ // case TokenNameEncapsedString2:
+ // scanner.encapsedStringStack.push(new Character('"'));
+ // getNextToken();
+ // try {
+ // exprSourceStart = scanner.getCurrentTokenStartPosition();
+ // if (token == TokenNameEncapsedString2) {
+ // expression = new
+ // StringLiteralDQ(scanner.getCurrentStringLiteralSource(exprSourceStart),
+ // exprSourceStart, scanner
+ // .getCurrentTokenEndPosition());
+ // } else {
+ // encaps_list();
+ // if (token != TokenNameEncapsedString2) {
+ // throwSyntaxError("'\"' expected at end of string" + "(Found token: " +
+ // scanner.toStringAction(token) + " )");
+ // } else {
+ // expression = new
+ // StringLiteralDQ(scanner.getCurrentStringLiteralSource(exprSourceStart),
+ // exprSourceStart, scanner
+ // .getCurrentTokenEndPosition());
+ // }
+ // }
+ // } finally {
+ // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // break;
+ case TokenNameStringDoubleQuote:
+ expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(), scanner.getCurrentTokenStartPosition(), scanner
+ .getCurrentTokenEndPosition());
+ common_scalar();
+ break;
+ case TokenNameStringSingleQuote:
+ expression = new StringLiteralSQ(scanner.getCurrentStringLiteralSource(), scanner.getCurrentTokenStartPosition(), scanner
+ .getCurrentTokenEndPosition());
+ common_scalar();
+ break;
+ case TokenNameIntegerLiteral:
+ case TokenNameDoubleLiteral:
+ case TokenNameStringInterpolated:
+ case TokenNameFILE:
+ case TokenNameLINE:
+ case TokenNameCLASS_C:
+ case TokenNameMETHOD_C:
+ case TokenNameFUNC_C:
+ common_scalar();
+ break;
+ case TokenNameHEREDOC:
+ getNextToken();
+ break;
+ case TokenNamearray:
+ // T_ARRAY '(' array_pair_list ')'
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ break;
+ }
+ array_pair_list();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' or ',' expected after keyword 'array'" + "(Found token: " + scanner.toStringAction(token) + ")");
+ }
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after keyword 'array'" + "(Found token: " + scanner.toStringAction(token) + ")");
+ }
+ break;
+ case TokenNamelist:
+ // | T_LIST '(' assignment_list ')' '=' expr
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ assignment_list();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after 'list' keyword.");
+ }
+ getNextToken();
+ if (token != TokenNameEQUAL) {
+ throwSyntaxError("'=' expected after 'list' keyword.");
+ }
+ getNextToken();
+ expr();
+ } else {
+ throwSyntaxError("'(' expected after 'list' keyword.");
+ }
+ break;
+ case TokenNamenew:
+ // | T_NEW class_name_reference ctor_arguments
+ getNextToken();
+ Expression typeRef = class_name_reference();
+ ctor_arguments();
+ if (typeRef != null) {
+ expression = typeRef;
+ }
+ break;
+ // | T_INC rw_variable
+ // | T_DEC rw_variable
+ case TokenNamePLUS_PLUS:
+ case TokenNameMINUS_MINUS:
+ getNextToken();
+ rw_variable();
+ break;
+ // | variable '=' expr
+ // | variable '=' '&' variable
+ // | variable '=' '&' T_NEW class_name_reference ctor_arguments
+ // | variable T_PLUS_EQUAL expr
+ // | variable T_MINUS_EQUAL expr
+ // | variable T_MUL_EQUAL expr
+ // | variable T_DIV_EQUAL expr
+ // | variable T_CONCAT_EQUAL expr
+ // | variable T_MOD_EQUAL expr
+ // | variable T_AND_EQUAL expr
+ // | variable T_OR_EQUAL expr
+ // | variable T_XOR_EQUAL expr
+ // | variable T_SL_EQUAL expr
+ // | variable T_SR_EQUAL expr
+ // | rw_variable T_INC
+ // | rw_variable T_DEC
+ case TokenNameIdentifier:
+ char[] ident = scanner.getCurrentTokenSource();
+ Expression lhsIdentifier = identifier(true, true);
+ if (lhsIdentifier != null) {
+ expression = lhsIdentifier;
+ }
+ if (token == TokenNameEQUAL || token == TokenNamePLUS_EQUAL
+ || token == TokenNameMINUS_EQUAL || token == TokenNameMULTIPLY_EQUAL || token == TokenNameDIVIDE_EQUAL
+ || token == TokenNameDOT_EQUAL || token == TokenNameREMAINDER_EQUAL || token == TokenNameAND_EQUAL
+ || token == TokenNameOR_EQUAL || token == TokenNameXOR_EQUAL || token == TokenNameRIGHT_SHIFT_EQUAL
+ || token == TokenNameLEFT_SHIFT_EQUAL) {
+ String error = "Assignment operator '"+scanner.toStringAction(token)+"' not allowed after identifier '"+new String(ident)+"' (use 'define(...)' to define constants).";
+ throwSyntaxError(error);
+ }
+ break;
+ case TokenNameVariable:
+ case TokenNameDOLLAR:
+ boolean rememberedVar = false;
+ Expression lhs = variable(true, true);
+ if (lhs != null && lhs instanceof FieldReference && token != TokenNameEQUAL && token != TokenNamePLUS_EQUAL
+ && token != TokenNameMINUS_EQUAL && token != TokenNameMULTIPLY_EQUAL && token != TokenNameDIVIDE_EQUAL
+ && token != TokenNameDOT_EQUAL && token != TokenNameREMAINDER_EQUAL && token != TokenNameAND_EQUAL
+ && token != TokenNameOR_EQUAL && token != TokenNameXOR_EQUAL && token != TokenNameRIGHT_SHIFT_EQUAL
+ && token != TokenNameLEFT_SHIFT_EQUAL) {
+ FieldReference ref = (FieldReference) lhs;
+ if (!containsVariableSet(ref.token)) {
+ problemReporter.uninitializedLocalVariable(new String(ref.token), ref.sourceStart(), ref.sourceEnd(), referenceContext,
+ compilationUnit.compilationResult);
+ addVariableSet(ref.token);
+ }
+ }
+
+ switch (token) {
+ case TokenNameEQUAL:
+ if (lhs != null && lhs instanceof FieldReference) {
+ addVariableSet(((FieldReference) lhs).token);
+ }
+ getNextToken();
+ if (token == TokenNameAND) {
+ getNextToken();
+ if (token == TokenNamenew) {
+ // | variable '=' '&' T_NEW class_name_reference
+ // ctor_arguments
+ getNextToken();
+ SingleTypeReference classRef = class_name_reference();
+ ctor_arguments();
+ if (classRef != null) {
+ if (lhs != null && lhs instanceof FieldReference) {
+ // example:
+ // $var = & new Object();
+ if (fMethodVariables != null) {
+ VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
+ lhsInfo.reference = classRef;
+ lhsInfo.typeIdentifier = classRef.token;
+ fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
+ rememberedVar = true;
+ }
+ }
+ }
+ } else {
+ Expression rhs = variable(false, false);
+ if (rhs != null && rhs instanceof FieldReference && lhs != null && lhs instanceof FieldReference) {
+ // example:
+ // $var = &$ref;
+ if (fMethodVariables != null) {
+ VariableInfo rhsInfo = (VariableInfo) fMethodVariables.get(((FieldReference) rhs).token);
+ if (rhsInfo != null && rhsInfo.reference != null) {
+ VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
+ lhsInfo.reference = rhsInfo.reference;
+ lhsInfo.typeIdentifier = rhsInfo.typeIdentifier;
+ fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
+ rememberedVar = true;
+ }
+ }
+ }
+ }
+ } else {
+ Expression rhs = expr();
+ if (lhs != null && lhs instanceof FieldReference) {
+ if (rhs != null && rhs instanceof FieldReference) {
+ // example:
+ // $var = $ref;
+ if (fMethodVariables != null) {
+ VariableInfo rhsInfo = (VariableInfo) fMethodVariables.get(((FieldReference) rhs).token);
+ if (rhsInfo != null && rhsInfo.reference != null) {
+ VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
+ lhsInfo.reference = rhsInfo.reference;
+ lhsInfo.typeIdentifier = rhsInfo.typeIdentifier;
+ fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
+ rememberedVar = true;
+ }
+ }
+ } else if (rhs != null && rhs instanceof SingleTypeReference) {
+ // example:
+ // $var = new Object();
+ if (fMethodVariables != null) {
+ VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
+ lhsInfo.reference = (SingleTypeReference) rhs;
+ lhsInfo.typeIdentifier = ((SingleTypeReference) rhs).token;
+ fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
+ rememberedVar = true;
+ }
+ }
+ }
+ }
+ if (rememberedVar == false && lhs != null && lhs instanceof FieldReference) {
+ if (fMethodVariables != null) {
+ VariableInfo lhsInfo = new VariableInfo(((FieldReference) lhs).sourceStart());
+ fMethodVariables.put(new String(((FieldReference) lhs).token), lhsInfo);
+ }
+ }
+ break;
+ case TokenNamePLUS_EQUAL:
+ case TokenNameMINUS_EQUAL:
+ case TokenNameMULTIPLY_EQUAL:
+ case TokenNameDIVIDE_EQUAL:
+ case TokenNameDOT_EQUAL:
+ case TokenNameREMAINDER_EQUAL:
+ case TokenNameAND_EQUAL:
+ case TokenNameOR_EQUAL:
+ case TokenNameXOR_EQUAL:
+ case TokenNameRIGHT_SHIFT_EQUAL:
+ case TokenNameLEFT_SHIFT_EQUAL:
+ if (lhs != null && lhs instanceof FieldReference) {
+ addVariableSet(((FieldReference) lhs).token);
+ }
+ getNextToken();
+ expr();
+ break;
+ case TokenNamePLUS_PLUS:
+ case TokenNameMINUS_MINUS:
+ getNextToken();
+ break;
+ default:
+ if (!only_variable) {
+ throwSyntaxError("Variable expression not allowed (found token '" + scanner.toStringAction(token) + "').");
+ }
+ if (lhs != null) {
+ expression = lhs;
+ }
+ }
+ break;
+ default:
+ if (token != TokenNameINLINE_HTML) {
+ if (token > TokenNameKEYWORD) {
+ getNextToken();
+ break;
+ } else {
+ // System.out.println(scanner.getCurrentTokenStartPosition());
+ // System.out.println(scanner.getCurrentTokenEndPosition());
+
+ throwSyntaxError("Error in expression (found token '" + scanner.toStringAction(token) + "').");
+ }
+ }
+ return expression;
+ }
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: expr_without_variable() PART 2");
+ }
+ // | expr T_BOOLEAN_OR expr
+ // | expr T_BOOLEAN_AND expr
+ // | expr T_LOGICAL_OR expr
+ // | expr T_LOGICAL_AND expr
+ // | expr T_LOGICAL_XOR expr
+ // | expr '|' expr
+ // | expr '&' expr
+ // | expr '^' expr
+ // | expr '.' expr
+ // | expr '+' expr
+ // | expr '-' expr
+ // | expr '*' expr
+ // | expr '/' expr
+ // | expr '%' expr
+ // | expr T_SL expr
+ // | expr T_SR expr
+ // | expr T_IS_IDENTICAL expr
+ // | expr T_IS_NOT_IDENTICAL expr
+ // | expr T_IS_EQUAL expr
+ // | expr T_IS_NOT_EQUAL expr
+ // | expr '<' expr
+ // | expr T_IS_SMALLER_OR_EQUAL expr
+ // | expr '>' expr
+ // | expr T_IS_GREATER_OR_EQUAL expr
+ while (true) {
+ switch (token) {
+ case TokenNameOR_OR:
+ getNextToken();
+ expression = new OR_OR_Expression(expression, expr(), token);
+ break;
+ case TokenNameAND_AND:
+ getNextToken();
+ expression = new AND_AND_Expression(expression, expr(), token);
+ break;
+ case TokenNameEQUAL_EQUAL:
+ getNextToken();
+ expression = new EqualExpression(expression, expr(), token);
+ break;
+ case TokenNameand:
+ case TokenNameor:
+ case TokenNamexor:
+ case TokenNameAND:
+ case TokenNameOR:
+ case TokenNameXOR:
+ case TokenNameDOT:
+ case TokenNamePLUS:
+ case TokenNameMINUS:
+ case TokenNameMULTIPLY:
+ case TokenNameDIVIDE:
+ case TokenNameREMAINDER:
+ case TokenNameLEFT_SHIFT:
+ case TokenNameRIGHT_SHIFT:
+ case TokenNameEQUAL_EQUAL_EQUAL:
+ case TokenNameNOT_EQUAL_EQUAL:
+ case TokenNameNOT_EQUAL:
+ case TokenNameLESS:
+ case TokenNameLESS_EQUAL:
+ case TokenNameGREATER:
+ case TokenNameGREATER_EQUAL:
+ getNextToken();
+ expression = new BinaryExpression(expression, expr(), token);
+ break;
+ // | expr T_INSTANCEOF class_name_reference
+ // | expr '?' expr ':' expr
+ case TokenNameinstanceof:
+ getNextToken();
+ TypeReference classRef = class_name_reference();
+ if (classRef != null) {
+ expression = new InstanceOfExpression(expression, classRef, OperatorIds.INSTANCEOF);
+ expression.sourceStart = exprSourceStart;
+ expression.sourceEnd = scanner.getCurrentTokenEndPosition();
+ }
+ break;
+ case TokenNameQUESTION:
+ getNextToken();
+ Expression valueIfTrue = expr();
+ if (token != TokenNameCOLON) {
+ throwSyntaxError("':' expected in conditional expression.");
+ }
+ getNextToken();
+ Expression valueIfFalse = expr();
+
+ expression = new ConditionalExpression(expression, valueIfTrue, valueIfFalse);
+ break;
+ default:
+ return expression;
+ }
+ }
+ } catch (SyntaxError e) {
+ // try to find next token after expression with errors:
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ return expression;
+ }
+ if (token == TokenNameRBRACE || token == TokenNameRPAREN || token == TokenNameRBRACKET) {
+ getNextToken();
+ return expression;
+ }
+ throw e;
+ }
+ }
+
+ private SingleTypeReference class_name_reference() {
+ // class_name_reference:
+ // T_STRING
+ // | dynamic_class_name_reference
+ SingleTypeReference ref = null;
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: class_name_reference()");
+ }
+ if (token == TokenNameIdentifier) {
+ ref = new SingleTypeReference(scanner.getCurrentIdentifierSource(), scanner.getCurrentTokenStartPosition());
+ getNextToken();
+ } else {
+ ref = null;
+ dynamic_class_name_reference();
+ }
+ return ref;
+ }
+
+ private void dynamic_class_name_reference() {
+ // dynamic_class_name_reference:
+ // base_variable T_OBJECT_OPERATOR object_property
+ // dynamic_class_name_variable_properties
+ // | base_variable
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: dynamic_class_name_reference()");
+ }
+ base_variable();
+ if (token == TokenNameMINUS_GREATER) {
+ getNextToken();
+ object_property();
+ dynamic_class_name_variable_properties();
+ }
+ }
+
+ private void dynamic_class_name_variable_properties() {
+ // dynamic_class_name_variable_properties:
+ // dynamic_class_name_variable_properties
+ // dynamic_class_name_variable_property
+ // | /* empty */
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: dynamic_class_name_variable_properties()");
+ }
+ while (token == TokenNameMINUS_GREATER) {
+ dynamic_class_name_variable_property();
+ }
+ }
+
+ private void dynamic_class_name_variable_property() {
+ // dynamic_class_name_variable_property:
+ // T_OBJECT_OPERATOR object_property
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: dynamic_class_name_variable_property()");
+ }
+ if (token == TokenNameMINUS_GREATER) {
+ getNextToken();
+ object_property();
+ }
+ }
+
+ private void ctor_arguments() {
+ // ctor_arguments:
+ // /* empty */
+ // | '(' function_call_parameter_list ')'
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ return;
+ }
+ non_empty_function_call_parameter_list();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected in ctor_arguments.");
+ }
+ getNextToken();
+ }
+ }
+
+ private void assignment_list() {
+ // assignment_list:
+ // assignment_list ',' assignment_list_element
+ // | assignment_list_element
+ while (true) {
+ assignment_list_element();
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ }
+ }
+
+ private void assignment_list_element() {
+ // assignment_list_element:
+ // variable
+ // | T_LIST '(' assignment_list ')'
+ // | /* empty */
+ if (token == TokenNameVariable) {
+ variable(true, false);
+ } else if (token == TokenNameDOLLAR) {
+ variable(false, false);
+ } else {
+ if (token == TokenNamelist) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ assignment_list();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after 'list' keyword.");
+ }
+ getNextToken();
+ } else {
+ throwSyntaxError("'(' expected after 'list' keyword.");
+ }
+ }
+ }
+ }
+
+ private void array_pair_list() {
+ // array_pair_list:
+ // /* empty */
+ // | non_empty_array_pair_list possible_comma
+ non_empty_array_pair_list();
+ if (token == TokenNameCOMMA) {
+ getNextToken();
+ }
+ }
+
+ private void non_empty_array_pair_list() {
+ // non_empty_array_pair_list:
+ // non_empty_array_pair_list ',' expr T_DOUBLE_ARROW expr
+ // | non_empty_array_pair_list ',' expr
+ // | expr T_DOUBLE_ARROW expr
+ // | expr
+ // | non_empty_array_pair_list ',' expr T_DOUBLE_ARROW '&' w_variable
+ // | non_empty_array_pair_list ',' '&' w_variable
+ // | expr T_DOUBLE_ARROW '&' w_variable
+ // | '&' w_variable
+ while (true) {
+ if (token == TokenNameAND) {
+ getNextToken();
+ variable(true, false);
+ } else {
+ expr();
+ if (token == TokenNameAND) {
+ getNextToken();
+ variable(true, false);
+ } else if (token == TokenNameEQUAL_GREATER) {
+ getNextToken();
+ if (token == TokenNameAND) {
+ getNextToken();
+ variable(true, false);
+ } else {
+ expr();
+ }
+ }
+ }
+ if (token != TokenNameCOMMA) {
+ return;
+ }
+ getNextToken();
+ if (token == TokenNameRPAREN) {
+ return;
+ }
+ }
+ }
+
+ // private void variableList() {
+ // do {
+ // variable();
+ // if (token == TokenNameCOMMA) {
+ // getNextToken();
+ // } else {
+ // break;
+ // }
+ // } while (true);
+ // }
+ private Expression variable_without_objects(boolean lefthandside, boolean ignoreVar) {
+ // variable_without_objects:
+ // reference_variable
+ // | simple_indirect_reference reference_variable
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: variable_without_objects()");
+ }
+ while (token == TokenNameDOLLAR) {
+ getNextToken();
+ }
+ return reference_variable(lefthandside, ignoreVar);
+ }
+
+ private Expression function_call(boolean lefthandside, boolean ignoreVar) {
+ // function_call:
+ // T_STRING '(' function_call_parameter_list ')'
+ // | class_constant '(' function_call_parameter_list ')'
+ // | static_member '(' function_call_parameter_list ')'
+ // | variable_without_objects '(' function_call_parameter_list ')'
+ char[] defineName = null;
+ char[] ident = null;
+ int startPos = 0;
+ int endPos = 0;
+ Expression ref = null;
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: function_call()");
+ }
+ if (token == TokenNameIdentifier) {
+ ident = scanner.getCurrentIdentifierSource();
+ defineName = ident;
+ startPos = scanner.getCurrentTokenStartPosition();
+ endPos = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ switch (token) {
+ case TokenNamePAAMAYIM_NEKUDOTAYIM:
+ // static member:
+ defineName = null;
+ getNextToken();
+ if (token == TokenNameIdentifier) {
+ // class _constant
+ getNextToken();
+ } else {
+ // static member:
+ variable_without_objects(true, false);
+ }
+ break;
+ }
+ } else {
+ ref = variable_without_objects(lefthandside, ignoreVar);
+ }
+ if (token != TokenNameLPAREN) {
+ if (defineName != null) {
+ // does this identifier contain only uppercase characters?
+ if (defineName.length == 3) {
+ if (defineName[0] == 'd' && defineName[1] == 'i' && defineName[2] == 'e') {
+ defineName = null;
+ }
+ } else if (defineName.length == 4) {
+ if (defineName[0] == 't' && defineName[1] == 'r' && defineName[2] == 'u' && defineName[3] == 'e') {
+ defineName = null;
+ } else if (defineName[0] == 'n' && defineName[1] == 'u' && defineName[2] == 'l' && defineName[3] == 'l') {
+ defineName = null;
+ }
+ } else if (defineName.length == 5) {
+ if (defineName[0] == 'f' && defineName[1] == 'a' && defineName[2] == 'l' && defineName[3] == 's' && defineName[4] == 'e') {
+ defineName = null;
+ }
+ }
+ if (defineName != null) {
+ for (int i = 0; i < defineName.length; i++) {
+ if (Character.isLowerCase(defineName[i])) {
+ problemReporter.phpUppercaseIdentifierWarning(startPos, endPos, referenceContext, compilationUnit.compilationResult);
+ break;
+ }
+ }
+ }
+ }
+ // TODO is this ok ?
+ return ref;
+ // throwSyntaxError("'(' expected in function call.");
+ }
+ getNextToken();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ return ref;
+ }
+ non_empty_function_call_parameter_list();
+ if (token != TokenNameRPAREN) {
+ String functionName;
+ if (ident == null) {
+ functionName = new String(" ");
+ } else {
+ functionName = new String(ident);
+ }
+ throwSyntaxError("')' expected in function call (" + functionName + ").");
+ }
+ getNextToken();
+ return ref;
+ }
+
+ // private void function_call_parameter_list() {
+ // function_call_parameter_list:
+ // non_empty_function_call_parameter_list { $$ = $1; }
+ // | /* empty */
+ // }
+ private void non_empty_function_call_parameter_list() {
+ // non_empty_function_call_parameter_list:
+ // expr_without_variable
+ // | variable
+ // | '&' w_variable
+ // | non_empty_function_call_parameter_list ',' expr_without_variable
+ // | non_empty_function_call_parameter_list ',' variable
+ // | non_empty_function_call_parameter_list ',' '&' w_variable
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: non_empty_function_call_parameter_list()");
+ }
+ while (true) {
+ if (token == TokenNameAND) {
+ getNextToken();
+ w_variable(true);
+ } else {
+ // if (token == TokenNameIdentifier || token ==
+ // TokenNameVariable
+ // || token == TokenNameDOLLAR) {
+ // variable();
+ // } else {
+ expr_without_variable(true);
+ // }
+ }
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ }
+ }
+
+ private void fully_qualified_class_name() {
+ if (token == TokenNameIdentifier) {
+ getNextToken();
+ } else {
+ throwSyntaxError("Class name expected.");
+ }
+ }
+
+ private void static_member() {
+ // static_member:
+ // fully_qualified_class_name T_PAAMAYIM_NEKUDOTAYIM
+ // variable_without_objects
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: static_member()");
+ }
+ fully_qualified_class_name();
+ if (token != TokenNamePAAMAYIM_NEKUDOTAYIM) {
+ throwSyntaxError("'::' expected after class name (static_member).");
+ }
+ getNextToken();
+ variable_without_objects(false, false);
+ }
+
+ private Expression base_variable_with_function_calls(boolean lefthandside, boolean ignoreVar) {
+ // base_variable_with_function_calls:
+ // base_variable
+ // | function_call
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: base_variable_with_function_calls()");
+ }
+ return function_call(lefthandside, ignoreVar);
+ }
+
+ private Expression base_variable() {
+ // base_variable:
+ // reference_variable
+ // | simple_indirect_reference reference_variable
+ // | static_member
+ Expression ref = null;
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: base_variable()");
+ }
+ if (token == TokenNameIdentifier) {
+ static_member();
+ } else {
+ while (token == TokenNameDOLLAR) {
+ getNextToken();
+ }
+ reference_variable(false, false);
+ }
+ return ref;
+ }
+
+ // private void simple_indirect_reference() {
+ // // simple_indirect_reference:
+ // // '$'
+ // //| simple_indirect_reference '$'
+ // }
+ private Expression reference_variable(boolean lefthandside, boolean ignoreVar) {
+ // reference_variable:
+ // reference_variable '[' dim_offset ']'
+ // | reference_variable '{' expr '}'
+ // | compound_variable
+ Expression ref = null;
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: reference_variable()");
+ }
+ ref = compound_variable(lefthandside, ignoreVar);
+ while (true) {
+ if (token == TokenNameLBRACE) {
+ ref = null;
+ getNextToken();
+ expr();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in reference variable.");
+ }
+ getNextToken();
+ } else if (token == TokenNameLBRACKET) {
+ if (ref != null && ref instanceof FieldReference) {
+ FieldReference fref = (FieldReference) ref;
+ addVariableSet(fref.token);
+ }
+ ref = null;
+ getNextToken();
+ if (token != TokenNameRBRACKET) {
+ expr();
+ // dim_offset();
+ if (token != TokenNameRBRACKET) {
+ throwSyntaxError("']' expected in reference variable.");
+ }
+ }
+ getNextToken();
+ } else {
+ break;
+ }
+ }
+ return ref;
+ }
+
+ private Expression compound_variable(boolean lefthandside, boolean ignoreVar) {
+ // compound_variable:
+ // T_VARIABLE
+ // | '$' '{' expr '}'
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: compound_variable()");
+ }
+ if (token == TokenNameVariable) {
+ if (!lefthandside) {
+ if (!containsVariableSet()) {
+ // reportSyntaxError("The local variable " + new
+ // String(scanner.getCurrentIdentifierSource())
+ // + " may not have been initialized");
+ problemReporter.uninitializedLocalVariable(new String(scanner.getCurrentIdentifierSource()), scanner
+ .getCurrentTokenStartPosition(), scanner.getCurrentTokenEndPosition(), referenceContext,
+ compilationUnit.compilationResult);
+ }
+ } else {
+ if (!ignoreVar) {
+ addVariableSet();
+ }
+ }
+ FieldReference ref = new FieldReference(scanner.getCurrentIdentifierSource(), scanner.getCurrentTokenStartPosition());
+ getNextToken();
+ return ref;
+ } else {
+ // because of simple_indirect_reference
+ while (token == TokenNameDOLLAR) {
+ getNextToken();
+ }
+ if (token != TokenNameLBRACE) {
+ reportSyntaxError("'{' expected after compound variable token '$'.");
+ return null;
+ }
+ getNextToken();
+ expr();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected after compound variable token '$'.");
+ }
+ getNextToken();
+ }
+ return null;
+ } // private void dim_offset() { // // dim_offset: // // /* empty */
+
+ // // | expr
+ // expr();
+ // }
+ private void object_property() {
+ // object_property:
+ // object_dim_list
+ // | variable_without_objects
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: object_property()");
+ }
+ if (token == TokenNameVariable || token == TokenNameDOLLAR) {
+ variable_without_objects(false, false);
+ } else {
+ object_dim_list();
+ }
+ }
+
+ private void object_dim_list() {
+ // object_dim_list:
+ // object_dim_list '[' dim_offset ']'
+ // | object_dim_list '{' expr '}'
+ // | variable_name
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: object_dim_list()");
+ }
+ variable_name();
+ while (true) {
+ if (token == TokenNameLBRACE) {
+ getNextToken();
+ expr();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in object_dim_list.");
+ }
+ getNextToken();
+ } else if (token == TokenNameLBRACKET) {
+ getNextToken();
+ if (token == TokenNameRBRACKET) {
+ getNextToken();
+ continue;
+ }
+ expr();
+ if (token != TokenNameRBRACKET) {
+ throwSyntaxError("']' expected in object_dim_list.");
+ }
+ getNextToken();
+ } else {
+ break;
+ }
+ }
+ }
+
+ private void variable_name() {
+ // variable_name:
+ // T_STRING
+ // | '{' expr '}'
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: variable_name()");
+ }
+ if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+ if (token > TokenNameKEYWORD) {
+ // TODO show a warning "Keyword used as variable" ?
+ }
+ getNextToken();
+ } else {
+ if (token != TokenNameLBRACE) {
+ throwSyntaxError("'{' expected in variable name.");
+ }
+ getNextToken();
+ expr();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in variable name.");
+ }
+ getNextToken();
+ }
+ }
+
+ private void r_variable() {
+ variable(false, false);
+ }
+
+ private void w_variable(boolean lefthandside) {
+ variable(lefthandside, false);
+ }
+
+ private void rw_variable() {
+ variable(false, false);
+ }
+
+ private Expression variable(boolean lefthandside, boolean ignoreVar) {
+ // variable:
+ // base_variable_with_function_calls T_OBJECT_OPERATOR
+ // object_property method_or_not variable_properties
+ // | base_variable_with_function_calls
+ Expression ref = base_variable_with_function_calls(lefthandside, ignoreVar);
+ if (token == TokenNameMINUS_GREATER) {
+ ref = null;
+ getNextToken();
+ object_property();
+ method_or_not();
+ variable_properties();
+ }
+ return ref;
+ }
+
+ private void variable_properties() {
+ // variable_properties:
+ // variable_properties variable_property
+ // | /* empty */
+ while (token == TokenNameMINUS_GREATER) {
+ variable_property();
+ }
+ }
+
+ private void variable_property() {
+ // variable_property:
+ // T_OBJECT_OPERATOR object_property method_or_not
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: variable_property()");
+ }
+ if (token == TokenNameMINUS_GREATER) {
+ getNextToken();
+ object_property();
+ method_or_not();
+ } else {
+ throwSyntaxError("'->' expected in variable_property.");
+ }
+ }
+
+ private Expression identifier(boolean lefthandside, boolean ignoreVar) {
+ // variable:
+ // base_variable_with_function_calls T_OBJECT_OPERATOR
+ // object_property method_or_not variable_properties
+ // | base_variable_with_function_calls
+ Expression ref = base_variable_with_function_calls(lefthandside, ignoreVar);
+ if (token == TokenNameMINUS_GREATER) {
+ ref = null;
+ getNextToken();
+ object_property();
+ method_or_not();
+ variable_properties();
+ }
+ return ref;
+ }
+
+ private void method_or_not() {
+ // method_or_not:
+ // '(' function_call_parameter_list ')'
+ // | /* empty */
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: method_or_not()");
+ }
+ if (token == TokenNameLPAREN) {
+ getNextToken();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ return;
+ }
+ non_empty_function_call_parameter_list();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected in method_or_not.");
+ }
+ getNextToken();
+ }
+ }
+
+ private void exit_expr() {
+ // /* empty */
+ // | '(' ')'
+ // | '(' expr ')'
+ if (token != TokenNameLPAREN) {
+ return;
+ }
+ getNextToken();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ return;
+ }
+ expr();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after keyword 'exit'");
+ }
+ getNextToken();
+ }
+
+ // private void encaps_list() {
+ // // encaps_list encaps_var
+ // // | encaps_list T_STRING
+ // // | encaps_list T_NUM_STRING
+ // // | encaps_list T_ENCAPSED_AND_WHITESPACE
+ // // | encaps_list T_CHARACTER
+ // // | encaps_list T_BAD_CHARACTER
+ // // | encaps_list '['
+ // // | encaps_list ']'
+ // // | encaps_list '{'
+ // // | encaps_list '}'
+ // // | encaps_list T_OBJECT_OPERATOR
+ // // | /* empty */
+ // while (true) {
+ // switch (token) {
+ // case TokenNameSTRING:
+ // getNextToken();
+ // break;
+ // case TokenNameLBRACE:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameRBRACE:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameLBRACKET:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameRBRACKET:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameMINUS_GREATER:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameVariable:
+ // case TokenNameDOLLAR_LBRACE:
+ // case TokenNameLBRACE_DOLLAR:
+ // encaps_var();
+ // break;
+ // default:
+ // char encapsedChar = ((Character)
+ // scanner.encapsedStringStack.peek()).charValue();
+ // if (encapsedChar == '$') {
+ // scanner.encapsedStringStack.pop();
+ // encapsedChar = ((Character)
+ // scanner.encapsedStringStack.peek()).charValue();
+ // switch (encapsedChar) {
+ // case '`':
+ // if (token == TokenNameEncapsedString0) {
+ // return;
+ // }
+ // token = TokenNameSTRING;
+ // continue;
+ // case '\'':
+ // if (token == TokenNameEncapsedString1) {
+ // return;
+ // }
+ // token = TokenNameSTRING;
+ // continue;
+ // case '"':
+ // if (token == TokenNameEncapsedString2) {
+ // return;
+ // }
+ // token = TokenNameSTRING;
+ // continue;
+ // }
+ // }
+ // return;
+ // }
+ // }
+ // }
+
+ // private void encaps_var() {
+ // // T_VARIABLE
+ // // | T_VARIABLE '[' encaps_var_offset ']'
+ // // | T_VARIABLE T_OBJECT_OPERATOR T_STRING
+ // // | T_DOLLAR_OPEN_CURLY_BRACES expr '}'
+ // // | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
+ // // | T_CURLY_OPEN variable '}'
+ // switch (token) {
+ // case TokenNameVariable:
+ // getNextToken();
+ // if (token == TokenNameLBRACKET) {
+ // getNextToken();
+ // expr(); //encaps_var_offset();
+ // if (token != TokenNameRBRACKET) {
+ // throwSyntaxError("']' expected after variable.");
+ // }
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // // }
+ // } else if (token == TokenNameMINUS_GREATER) {
+ // getNextToken();
+ // if (token != TokenNameIdentifier) {
+ // throwSyntaxError("Identifier expected after '->'.");
+ // }
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // // else {
+ // // // scanner.encapsedStringStack.pop();
+ // // int tempToken = TokenNameSTRING;
+ // // if (!scanner.encapsedStringStack.isEmpty()
+ // // && (token == TokenNameEncapsedString0
+ // // || token == TokenNameEncapsedString1
+ // // || token == TokenNameEncapsedString2 || token ==
+ // // TokenNameERROR)) {
+ // // char encapsedChar = ((Character)
+ // // scanner.encapsedStringStack.peek())
+ // // .charValue();
+ // // switch (token) {
+ // // case TokenNameEncapsedString0 :
+ // // if (encapsedChar == '`') {
+ // // tempToken = TokenNameEncapsedString0;
+ // // }
+ // // break;
+ // // case TokenNameEncapsedString1 :
+ // // if (encapsedChar == '\'') {
+ // // tempToken = TokenNameEncapsedString1;
+ // // }
+ // // break;
+ // // case TokenNameEncapsedString2 :
+ // // if (encapsedChar == '"') {
+ // // tempToken = TokenNameEncapsedString2;
+ // // }
+ // // break;
+ // // case TokenNameERROR :
+ // // if (scanner.source[scanner.currentPosition - 1] == '\\') {
+ // // scanner.currentPosition--;
+ // // getNextToken();
+ // // }
+ // // break;
+ // // }
+ // // }
+ // // token = tempToken;
+ // // }
+ // break;
+ // case TokenNameDOLLAR_LBRACE:
+ // getNextToken();
+ // if (token == TokenNameDOLLAR_LBRACE) {
+ // encaps_var();
+ // } else if (token == TokenNameIdentifier) {
+ // getNextToken();
+ // if (token == TokenNameLBRACKET) {
+ // getNextToken();
+ // // if (token == TokenNameRBRACKET) {
+ // // getNextToken();
+ // // } else {
+ // expr();
+ // if (token != TokenNameRBRACKET) {
+ // throwSyntaxError("']' expected after '${'.");
+ // }
+ // getNextToken();
+ // // }
+ // }
+ // } else {
+ // expr();
+ // }
+ // if (token != TokenNameRBRACE) {
+ // throwSyntaxError("'}' expected.");
+ // }
+ // getNextToken();
+ // break;
+ // case TokenNameLBRACE_DOLLAR:
+ // getNextToken();
+ // if (token == TokenNameLBRACE_DOLLAR) {
+ // encaps_var();
+ // } else if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+ // getNextToken();
+ // if (token == TokenNameLBRACKET) {
+ // getNextToken();
+ // // if (token == TokenNameRBRACKET) {
+ // // getNextToken();
+ // // } else {
+ // expr();
+ // if (token != TokenNameRBRACKET) {
+ // throwSyntaxError("']' expected.");
+ // }
+ // getNextToken();
+ // // }
+ // } else if (token == TokenNameMINUS_GREATER) {
+ // getNextToken();
+ // if (token != TokenNameIdentifier && token != TokenNameVariable) {
+ // throwSyntaxError("String or Variable token expected.");
+ // }
+ // getNextToken();
+ // if (token == TokenNameLBRACKET) {
+ // getNextToken();
+ // // if (token == TokenNameRBRACKET) {
+ // // getNextToken();
+ // // } else {
+ // expr();
+ // if (token != TokenNameRBRACKET) {
+ // throwSyntaxError("']' expected after '${'.");
+ // }
+ // getNextToken();
+ // // }
+ // }
+ // }
+ // // if (token != TokenNameRBRACE) {
+ // // throwSyntaxError("'}' expected after '{$'.");
+ // // }
+ // // // scanner.encapsedStringStack.pop();
+ // // getNextToken();
+ // } else {
+ // expr();
+ // if (token != TokenNameRBRACE) {
+ // throwSyntaxError("'}' expected.");
+ // }
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // break;
+ // }
+ // }
+
+ // private void encaps_var_offset() {
+ // // T_STRING
+ // // | T_NUM_STRING
+ // // | T_VARIABLE
+ // switch (token) {
+ // case TokenNameSTRING:
+ // getNextToken();
+ // break;
+ // case TokenNameIntegerLiteral:
+ // getNextToken();
+ // break;
+ // case TokenNameVariable:
+ // getNextToken();
+ // break;
+ // case TokenNameIdentifier:
+ // getNextToken();
+ // break;
+ // default:
+ // throwSyntaxError("Variable or String token expected.");
+ // break;
+ // }
+ // }
+
+ private void internal_functions_in_yacc() {
+ // int start = 0;
+ switch (token) {
+ // case TokenNameisset:
+ // // T_ISSET '(' isset_variables ')'
+ // getNextToken();
+ // if (token != TokenNameLPAREN) {
+ // throwSyntaxError("'(' expected after keyword 'isset'");
+ // }
+ // getNextToken();
+ // isset_variables();
+ // if (token != TokenNameRPAREN) {
+ // throwSyntaxError("')' expected after keyword 'isset'");
+ // }
+ // getNextToken();
+ // break;
+ // case TokenNameempty:
+ // // T_EMPTY '(' variable ')'
+ // getNextToken();
+ // if (token != TokenNameLPAREN) {
+ // throwSyntaxError("'(' expected after keyword 'empty'");
+ // }
+ // getNextToken();
+ // variable(false);
+ // if (token != TokenNameRPAREN) {
+ // throwSyntaxError("')' expected after keyword 'empty'");
+ // }
+ // getNextToken();
+ // break;
+ case TokenNameinclude:
+ // T_INCLUDE expr
+ checkFileName(token);
+ break;
+ case TokenNameinclude_once:
+ // T_INCLUDE_ONCE expr
+ checkFileName(token);
+ break;
+ case TokenNameeval:
+ // T_EVAL '(' expr ')'
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected after keyword 'eval'");
+ }
+ getNextToken();
+ expr();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after keyword 'eval'");
+ }
+ getNextToken();
+ break;
+ case TokenNamerequire:
+ // T_REQUIRE expr
+ checkFileName(token);
+ break;
+ case TokenNamerequire_once:
+ // T_REQUIRE_ONCE expr
+ checkFileName(token);
+ break;
+ }
+ }
+
+ /**
+ * Parse and check the include file name
+ *
+ * @param includeToken
+ */
+ private void checkFileName(int includeToken) {
+ // <include-token> expr
+ int start = scanner.getCurrentTokenStartPosition();
+ boolean hasLPAREN = false;
+ getNextToken();
+ if (token == TokenNameLPAREN) {
+ hasLPAREN = true;
+ getNextToken();
+ }
+ Expression expression = expr();
+ if (hasLPAREN) {
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected for keyword '" + scanner.toStringAction(includeToken) + "'");
+ }
+ }
+ char[] currTokenSource = scanner.getCurrentTokenSource(start);
+ IFile file = null;
+ if (scanner.compilationUnit != null) {
+ IResource resource = scanner.compilationUnit.getResource();
+ if (resource != null && resource instanceof IFile) {
+ file = (IFile) resource;
+ }
+ }
+ char[][] tokens;
+ tokens = new char[1][];
+ tokens[0] = currTokenSource;
+
+ ImportReference impt = new ImportReference(tokens, currTokenSource, start, scanner.getCurrentTokenEndPosition(), false);
+ impt.declarationSourceEnd = impt.sourceEnd;
+ impt.declarationEnd = impt.declarationSourceEnd;
+ // endPosition is just before the ;
+ impt.declarationSourceStart = start;
+ includesList.add(impt);
+
+ if (expression instanceof StringLiteral) {
+ StringLiteral literal = (StringLiteral) expression;
+ char[] includeName = literal.source();
+ if (includeName.length == 0) {
+ reportSyntaxError("Empty filename after keyword '" + scanner.toStringAction(includeToken) + "'", literal.sourceStart,
+ literal.sourceStart + 1);
+ }
+ String includeNameString = new String(includeName);
+ if (literal instanceof StringLiteralDQ) {
+ if (includeNameString.indexOf('$') >= 0) {
+ // assuming that the filename contains a variable => no filename check
+ return;
+ }
+ }
+ if (includeNameString.startsWith("http://")) {
+ // assuming external include location
+ return;
+ }
+ if (file != null) {
+ // check the filename:
+ // System.out.println(new String(compilationUnit.getFileName())+" - "+
+ // expression.toStringExpression());
+ IProject project = file.getProject();
+ if (project != null) {
+ IPath path = PHPFileUtil.determineFilePath(includeNameString, file, project);
+
+ if (path == null) {
+ // SyntaxError: "File: << >> doesn't exist in project."
+ String[] args = { expression.toStringExpression(), project.getLocation().toString() };
+ problemReporter.phpIncludeNotExistWarning(args, literal.sourceStart, literal.sourceEnd, referenceContext,
+ compilationUnit.compilationResult);
+ } else {
+ try {
+ String filePath = path.toString();
+ String ext = file.getRawLocation().getFileExtension();
+ int fileExtensionLength = ext == null ? 0 : ext.length() + 1;
+
+ impt.tokens = CharOperation.splitOn('/', filePath.toCharArray(), 0, filePath.length() - fileExtensionLength);
+ impt.setFile(PHPFileUtil.createFile(path, project));
+ } catch (Exception e) {
+ // the file is outside of the workspace
+ }
+ }
+ }
+ }
+ }
+ }
+
+ private void isset_variables() {
+ // variable
+ // | isset_variables ','
+ if (token == TokenNameRPAREN) {
+ throwSyntaxError("Variable expected after keyword 'isset'");
+ }
+ while (true) {
+ variable(true, false);
+ if (token == TokenNameCOMMA) {
+ getNextToken();
+ } else {
+ break;
+ }
+ }
+ }
+
+ private boolean common_scalar() {
+ // common_scalar:
+ // T_LNUMBER
+ // | T_DNUMBER
+ // | T_CONSTANT_ENCAPSED_STRING
+ // | T_LINE
+ // | T_FILE
+ // | T_CLASS_C
+ // | T_METHOD_C
+ // | T_FUNC_C
+ switch (token) {
+ case TokenNameIntegerLiteral:
+ getNextToken();
+ return true;
+ case TokenNameDoubleLiteral:
+ getNextToken();
+ return true;
+ case TokenNameStringDoubleQuote:
+ getNextToken();
+ return true;
+ case TokenNameStringSingleQuote:
+ getNextToken();
+ return true;
+ case TokenNameStringInterpolated:
+ getNextToken();
+ return true;
+ case TokenNameFILE:
+ getNextToken();
+ return true;
+ case TokenNameLINE:
+ getNextToken();
+ return true;
+ case TokenNameCLASS_C:
+ getNextToken();
+ return true;
+ case TokenNameMETHOD_C:
+ getNextToken();
+ return true;
+ case TokenNameFUNC_C:
+ getNextToken();
+ return true;
+ }
+ return false;
+ }
+
+ private void scalar() {
+ // scalar:
+ // T_STRING
+ // | T_STRING_VARNAME
+ // | class_constant
+ // | common_scalar
+ // | '"' encaps_list '"'
+ // | '\'' encaps_list '\''
+ // | T_START_HEREDOC encaps_list T_END_HEREDOC
+ throwSyntaxError("Not yet implemented (scalar).");
+ }
+
+ private void static_scalar() {
+ // static_scalar: /* compile-time evaluated scalars */
+ // common_scalar
+ // | T_STRING
+ // | '+' static_scalar
+ // | '-' static_scalar
+ // | T_ARRAY '(' static_array_pair_list ')'
+ // | static_class_constant
+ if (common_scalar()) {
+ return;
+ }
+ switch (token) {
+ case TokenNameIdentifier:
+ getNextToken();
+ // static_class_constant:
+ // T_STRING T_PAAMAYIM_NEKUDOTAYIM T_STRING
+ if (token == TokenNamePAAMAYIM_NEKUDOTAYIM) {
+ getNextToken();
+ if (token == TokenNameIdentifier) {
+ getNextToken();
+ } else {
+ throwSyntaxError("Identifier expected after '::' operator.");
+ }
+ }
+ break;
+ case TokenNameEncapsedString0:
+ try {
+ scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ while (scanner.currentCharacter != '`') {
+ if (scanner.currentCharacter == '\\') {
+ scanner.currentPosition++;
+ }
+ scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ }
+ getNextToken();
+ } catch (IndexOutOfBoundsException e) {
+ throwSyntaxError("'`' expected at end of static string.");
+ }
+ break;
+ // case TokenNameEncapsedString1:
+ // try {
+ // scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ // while (scanner.currentCharacter != '\'') {
+ // if (scanner.currentCharacter == '\\') {
+ // scanner.currentPosition++;
+ // }
+ // scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ // }
+ // getNextToken();
+ // } catch (IndexOutOfBoundsException e) {
+ // throwSyntaxError("'\'' expected at end of static string.");
+ // }
+ // break;
+ // case TokenNameEncapsedString2:
+ // try {
+ // scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ // while (scanner.currentCharacter != '"') {
+ // if (scanner.currentCharacter == '\\') {
+ // scanner.currentPosition++;
+ // }
+ // scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ // }
+ // getNextToken();
+ // } catch (IndexOutOfBoundsException e) {
+ // throwSyntaxError("'\"' expected at end of static string.");
+ // }
+ // break;
+ case TokenNameStringSingleQuote:
+ getNextToken();
+ break;
+ case TokenNameStringDoubleQuote:
+ getNextToken();
+ break;
+ case TokenNamePLUS:
+ getNextToken();
+ static_scalar();
+ break;
+ case TokenNameMINUS:
+ getNextToken();
+ static_scalar();
+ break;
+ case TokenNamearray:
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected after keyword 'array'");
+ }
+ getNextToken();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ break;
+ }
+ non_empty_static_array_pair_list();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' or ',' expected after keyword 'array'");
+ }
+ getNextToken();
+ break;
+ // case TokenNamenull :
+ // getNextToken();
+ // break;
+ // case TokenNamefalse :
+ // getNextToken();
+ // break;
+ // case TokenNametrue :
+ // getNextToken();
+ // break;
+ default:
+ throwSyntaxError("Static scalar/constant expected.");
+ }
+ }
+
+ private void non_empty_static_array_pair_list() {
+ // non_empty_static_array_pair_list:
+ // non_empty_static_array_pair_list ',' static_scalar T_DOUBLE_ARROW
+ // static_scalar
+ // | non_empty_static_array_pair_list ',' static_scalar
+ // | static_scalar T_DOUBLE_ARROW static_scalar
+ // | static_scalar
+ while (true) {
+ static_scalar();
+ if (token == TokenNameEQUAL_GREATER) {
+ getNextToken();
+ static_scalar();
+ }
+ if (token != TokenNameCOMMA) {
+ break;
+ }
+ getNextToken();
+ if (token == TokenNameRPAREN) {
+ break;
+ }
+ }
+ }
+
+ // public void reportSyntaxError() { //int act, int currentKind, int
+ // // stateStackTop) {
+ // /* remember current scanner position */
+ // int startPos = scanner.startPosition;
+ // int currentPos = scanner.currentPosition;
+ //
+ // this.checkAndReportBracketAnomalies(problemReporter());
+ // /* reset scanner where it was */
+ // scanner.startPosition = startPos;
+ // scanner.currentPosition = currentPos;
+ // }
+
+ public static final int RoundBracket = 0;
+
+ public static final int SquareBracket = 1;
+
+ public static final int CurlyBracket = 2;
+
+ public static final int BracketKinds = 3;
+
+ protected int[] nestedMethod; // the ptr is nestedType
+
+ protected int nestedType, dimensions;
+
+ // variable set stack
+ final static int VariableStackIncrement = 10;
+
+ HashMap fTypeVariables = null;
+
+ HashMap fMethodVariables = null;
+
+ ArrayList fStackUnassigned = new ArrayList();
+
+ // ast stack
+ final static int AstStackIncrement = 100;
+
+ protected int astPtr;
+
+ protected ASTNode[] astStack = new ASTNode[AstStackIncrement];
+
+ protected int astLengthPtr;
+
+ protected int[] astLengthStack;
+
+ ASTNode[] noAstNodes = new ASTNode[AstStackIncrement];
+
+ public CompilationUnitDeclaration compilationUnit; /*
+ * the result from parse()
+ */
+
+ protected ReferenceContext referenceContext;
+
+ protected ProblemReporter problemReporter;
+
+ protected CompilerOptions options;
+
+ private ArrayList includesList;
+
+ // protected CompilationResult compilationResult;
+ /**
+ * Returns this parser's problem reporter initialized with its reference
+ * context. Also it is assumed that a problem is going to be reported, so
+ * initializes the compilation result's line positions.
+ */
+ public ProblemReporter problemReporter() {
+ if (scanner.recordLineSeparator) {
+ compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
+ }
+ problemReporter.referenceContext = referenceContext;
+ return problemReporter;
+ }
+
+ /*
+ * Reconsider the entire source looking for inconsistencies in {} () []
+ */
+ // public boolean checkAndReportBracketAnomalies(ProblemReporter
+ // problemReporter) {
+ // scanner.wasAcr = false;
+ // boolean anomaliesDetected = false;
+ // try {
+ // char[] source = scanner.source;
+ // int[] leftCount = { 0, 0, 0 };
+ // int[] rightCount = { 0, 0, 0 };
+ // int[] depths = { 0, 0, 0 };
+ // int[][] leftPositions = new int[][] { new int[10], new int[10], new int[10]
+ // };
+ // int[][] leftDepths = new int[][] { new int[10], new int[10], new int[10] };
+ // int[][] rightPositions = new int[][] { new int[10], new int[10], new
+ // int[10] };
+ // int[][] rightDepths = new int[][] { new int[10], new int[10], new int[10]
+ // };
+ // scanner.currentPosition = scanner.initialPosition; //starting
+ // // point
+ // // (first-zero-based
+ // // char)
+ // while (scanner.currentPosition < scanner.eofPosition) { //loop for
+ // // jumping
+ // // over
+ // // comments
+ // try {
+ // // ---------Consume white space and handles
+ // // startPosition---------
+ // boolean isWhiteSpace;
+ // do {
+ // scanner.startPosition = scanner.currentPosition;
+ // // if (((scanner.currentCharacter =
+ // // source[scanner.currentPosition++]) == '\\') &&
+ // // (source[scanner.currentPosition] == 'u')) {
+ // // isWhiteSpace = scanner.jumpOverUnicodeWhiteSpace();
+ // // } else {
+ // if (scanner.recordLineSeparator && ((scanner.currentCharacter == '\r') ||
+ // (scanner.currentCharacter == '\n'))) {
+ // if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
+ // // only record line positions we have not
+ // // recorded yet
+ // scanner.pushLineSeparator();
+ // }
+ // }
+ // isWhiteSpace = CharOperation.isWhitespace(scanner.currentCharacter);
+ // // }
+ // } while (isWhiteSpace && (scanner.currentPosition < scanner.eofPosition));
+ // // -------consume token until } is found---------
+ // switch (scanner.currentCharacter) {
+ // case '{': {
+ // int index = leftCount[CurlyBracket]++;
+ // if (index == leftPositions[CurlyBracket].length) {
+ // System.arraycopy(leftPositions[CurlyBracket], 0,
+ // (leftPositions[CurlyBracket] = new int[index * 2]), 0, index);
+ // System.arraycopy(leftDepths[CurlyBracket], 0, (leftDepths[CurlyBracket] =
+ // new int[index * 2]), 0, index);
+ // }
+ // leftPositions[CurlyBracket][index] = scanner.startPosition;
+ // leftDepths[CurlyBracket][index] = depths[CurlyBracket]++;
+ // }
+ // break;
+ // case '}': {
+ // int index = rightCount[CurlyBracket]++;
+ // if (index == rightPositions[CurlyBracket].length) {
+ // System.arraycopy(rightPositions[CurlyBracket], 0,
+ // (rightPositions[CurlyBracket] = new int[index * 2]), 0, index);
+ // System.arraycopy(rightDepths[CurlyBracket], 0, (rightDepths[CurlyBracket] =
+ // new int[index * 2]), 0, index);
+ // }
+ // rightPositions[CurlyBracket][index] = scanner.startPosition;
+ // rightDepths[CurlyBracket][index] = --depths[CurlyBracket];
+ // }
+ // break;
+ // case '(': {
+ // int index = leftCount[RoundBracket]++;
+ // if (index == leftPositions[RoundBracket].length) {
+ // System.arraycopy(leftPositions[RoundBracket], 0,
+ // (leftPositions[RoundBracket] = new int[index * 2]), 0, index);
+ // System.arraycopy(leftDepths[RoundBracket], 0, (leftDepths[RoundBracket] =
+ // new int[index * 2]), 0, index);
+ // }
+ // leftPositions[RoundBracket][index] = scanner.startPosition;
+ // leftDepths[RoundBracket][index] = depths[RoundBracket]++;
+ // }
+ // break;
+ // case ')': {
+ // int index = rightCount[RoundBracket]++;
+ // if (index == rightPositions[RoundBracket].length) {
+ // System.arraycopy(rightPositions[RoundBracket], 0,
+ // (rightPositions[RoundBracket] = new int[index * 2]), 0, index);
+ // System.arraycopy(rightDepths[RoundBracket], 0, (rightDepths[RoundBracket] =
+ // new int[index * 2]), 0, index);
+ // }
+ // rightPositions[RoundBracket][index] = scanner.startPosition;
+ // rightDepths[RoundBracket][index] = --depths[RoundBracket];
+ // }
+ // break;
+ // case '[': {
+ // int index = leftCount[SquareBracket]++;
+ // if (index == leftPositions[SquareBracket].length) {
+ // System.arraycopy(leftPositions[SquareBracket], 0,
+ // (leftPositions[SquareBracket] = new int[index * 2]), 0, index);
+ // System.arraycopy(leftDepths[SquareBracket], 0, (leftDepths[SquareBracket] =
+ // new int[index * 2]), 0, index);
+ // }
+ // leftPositions[SquareBracket][index] = scanner.startPosition;
+ // leftDepths[SquareBracket][index] = depths[SquareBracket]++;
+ // }
+ // break;
+ // case ']': {
+ // int index = rightCount[SquareBracket]++;
+ // if (index == rightPositions[SquareBracket].length) {
+ // System.arraycopy(rightPositions[SquareBracket], 0,
+ // (rightPositions[SquareBracket] = new int[index * 2]), 0, index);
+ // System.arraycopy(rightDepths[SquareBracket], 0, (rightDepths[SquareBracket]
+ // = new int[index * 2]), 0, index);
+ // }
+ // rightPositions[SquareBracket][index] = scanner.startPosition;
+ // rightDepths[SquareBracket][index] = --depths[SquareBracket];
+ // }
+ // break;
+ // case '\'': {
+ // if (scanner.getNextChar('\\')) {
+ // scanner.scanEscapeCharacter();
+ // } else { // consume next character
+ // scanner.unicodeAsBackSlash = false;
+ // // if (((scanner.currentCharacter =
+ // // source[scanner.currentPosition++]) ==
+ // // '\\') &&
+ // // (source[scanner.currentPosition] ==
+ // // 'u')) {
+ // // scanner.getNextUnicodeChar();
+ // // } else {
+ // if (scanner.withoutUnicodePtr != 0) {
+ // scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] =
+ // scanner.currentCharacter;
+ // }
+ // // }
+ // }
+ // scanner.getNextChar('\'');
+ // break;
+ // }
+ // case '"':
+ // // consume next character
+ // scanner.unicodeAsBackSlash = false;
+ // // if (((scanner.currentCharacter =
+ // // source[scanner.currentPosition++]) == '\\') &&
+ // // (source[scanner.currentPosition] == 'u')) {
+ // // scanner.getNextUnicodeChar();
+ // // } else {
+ // if (scanner.withoutUnicodePtr != 0) {
+ // scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] =
+ // scanner.currentCharacter;
+ // }
+ // // }
+ // while (scanner.currentCharacter != '"') {
+ // if (scanner.currentCharacter == '\r') {
+ // if (source[scanner.currentPosition] == '\n')
+ // scanner.currentPosition++;
+ // break; // the string cannot go further that
+ // // the line
+ // }
+ // if (scanner.currentCharacter == '\n') {
+ // break; // the string cannot go further that
+ // // the line
+ // }
+ // if (scanner.currentCharacter == '\\') {
+ // scanner.scanEscapeCharacter();
+ // }
+ // // consume next character
+ // scanner.unicodeAsBackSlash = false;
+ // // if (((scanner.currentCharacter =
+ // // source[scanner.currentPosition++]) == '\\')
+ // // && (source[scanner.currentPosition] == 'u'))
+ // // {
+ // // scanner.getNextUnicodeChar();
+ // // } else {
+ // if (scanner.withoutUnicodePtr != 0) {
+ // scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] =
+ // scanner.currentCharacter;
+ // }
+ // // }
+ // }
+ // break;
+ // case '/': {
+ // int test;
+ // if ((test = scanner.getNextChar('/', '*')) == 0) { //line
+ // // comment
+ // //get the next char
+ // if (((scanner.currentCharacter = source[scanner.currentPosition++]) ==
+ // '\\')
+ // && (source[scanner.currentPosition] == 'u')) {
+ // //-------------unicode traitement
+ // // ------------
+ // int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+ // scanner.currentPosition++;
+ // while (source[scanner.currentPosition] == 'u') {
+ // scanner.currentPosition++;
+ // }
+ // if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) >
+ // 15 || c1 < 0
+ // || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c2 < 0
+ // || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c3 < 0
+ // || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c4 < 0) { //error
+ // // don't
+ // // care of the
+ // // value
+ // scanner.currentCharacter = 'A';
+ // } //something different from \n and \r
+ // else {
+ // scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+ // }
+ // }
+ // while (scanner.currentCharacter != '\r' && scanner.currentCharacter !=
+ // '\n') {
+ // //get the next char
+ // scanner.startPosition = scanner.currentPosition;
+ // if (((scanner.currentCharacter = source[scanner.currentPosition++]) ==
+ // '\\')
+ // && (source[scanner.currentPosition] == 'u')) {
+ // //-------------unicode traitement
+ // // ------------
+ // int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+ // scanner.currentPosition++;
+ // while (source[scanner.currentPosition] == 'u') {
+ // scanner.currentPosition++;
+ // }
+ // if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) >
+ // 15 || c1 < 0
+ // || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c2 < 0
+ // || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c3 < 0
+ // || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c4 < 0) { //error
+ // // don't
+ // // care of the
+ // // value
+ // scanner.currentCharacter = 'A';
+ // } //something different from \n
+ // // and \r
+ // else {
+ // scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+ // }
+ // }
+ // }
+ // if (scanner.recordLineSeparator && ((scanner.currentCharacter == '\r') ||
+ // (scanner.currentCharacter == '\n'))) {
+ // if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
+ // // only record line positions we
+ // // have not recorded yet
+ // scanner.pushLineSeparator();
+ // if (this.scanner.taskTags != null) {
+ // this.scanner.checkTaskTag(this.scanner.getCurrentTokenStartPosition(),
+ // this.scanner
+ // .getCurrentTokenEndPosition());
+ // }
+ // }
+ // }
+ // break;
+ // }
+ // if (test > 0) { //traditional and annotation
+ // // comment
+ // boolean star = false;
+ // // consume next character
+ // scanner.unicodeAsBackSlash = false;
+ // // if (((scanner.currentCharacter =
+ // // source[scanner.currentPosition++]) ==
+ // // '\\') &&
+ // // (source[scanner.currentPosition] ==
+ // // 'u')) {
+ // // scanner.getNextUnicodeChar();
+ // // } else {
+ // if (scanner.withoutUnicodePtr != 0) {
+ // scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] =
+ // scanner.currentCharacter;
+ // }
+ // // }
+ // if (scanner.currentCharacter == '*') {
+ // star = true;
+ // }
+ // //get the next char
+ // if (((scanner.currentCharacter = source[scanner.currentPosition++]) ==
+ // '\\')
+ // && (source[scanner.currentPosition] == 'u')) {
+ // //-------------unicode traitement
+ // // ------------
+ // int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+ // scanner.currentPosition++;
+ // while (source[scanner.currentPosition] == 'u') {
+ // scanner.currentPosition++;
+ // }
+ // if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) >
+ // 15 || c1 < 0
+ // || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c2 < 0
+ // || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c3 < 0
+ // || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c4 < 0) { //error
+ // // don't
+ // // care of the
+ // // value
+ // scanner.currentCharacter = 'A';
+ // } //something different from * and /
+ // else {
+ // scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+ // }
+ // }
+ // //loop until end of comment */
+ // while ((scanner.currentCharacter != '/') || (!star)) {
+ // star = scanner.currentCharacter == '*';
+ // //get next char
+ // if (((scanner.currentCharacter = source[scanner.currentPosition++]) ==
+ // '\\')
+ // && (source[scanner.currentPosition] == 'u')) {
+ // //-------------unicode traitement
+ // // ------------
+ // int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+ // scanner.currentPosition++;
+ // while (source[scanner.currentPosition] == 'u') {
+ // scanner.currentPosition++;
+ // }
+ // if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) >
+ // 15 || c1 < 0
+ // || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c2 < 0
+ // || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c3 < 0
+ // || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15
+ // || c4 < 0) { //error
+ // // don't
+ // // care of the
+ // // value
+ // scanner.currentCharacter = 'A';
+ // } //something different from * and
+ // // /
+ // else {
+ // scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+ // }
+ // }
+ // }
+ // if (this.scanner.taskTags != null) {
+ // this.scanner.checkTaskTag(this.scanner.getCurrentTokenStartPosition(),
+ // this.scanner.getCurrentTokenEndPosition());
+ // }
+ // break;
+ // }
+ // break;
+ // }
+ // default:
+ // if (Scanner.isPHPIdentifierStart(scanner.currentCharacter)) {
+ // scanner.scanIdentifierOrKeyword(false);
+ // break;
+ // }
+ // if (Character.isDigit(scanner.currentCharacter)) {
+ // scanner.scanNumber(false);
+ // break;
+ // }
+ // }
+ // //-----------------end switch while
+ // // try--------------------
+ // } catch (IndexOutOfBoundsException e) {
+ // break; // read until EOF
+ // } catch (InvalidInputException e) {
+ // return false; // no clue
+ // }
+ // }
+ // if (scanner.recordLineSeparator) {
+ // compilationUnit.compilationResult.lineSeparatorPositions =
+ // scanner.getLineEnds();
+ // }
+ // // check placement anomalies against other kinds of brackets
+ // for (int kind = 0; kind < BracketKinds; kind++) {
+ // for (int leftIndex = leftCount[kind] - 1; leftIndex >= 0; leftIndex--) {
+ // int start = leftPositions[kind][leftIndex]; // deepest
+ // // first
+ // // find matching closing bracket
+ // int depth = leftDepths[kind][leftIndex];
+ // int end = -1;
+ // for (int i = 0; i < rightCount[kind]; i++) {
+ // int pos = rightPositions[kind][i];
+ // // want matching bracket further in source with same
+ // // depth
+ // if ((pos > start) && (depth == rightDepths[kind][i])) {
+ // end = pos;
+ // break;
+ // }
+ // }
+ // if (end < 0) { // did not find a good closing match
+ // problemReporter.unmatchedBracket(start, referenceContext,
+ // compilationUnit.compilationResult);
+ // return true;
+ // }
+ // // check if even number of opening/closing other brackets
+ // // in between this pair of brackets
+ // int balance = 0;
+ // for (int otherKind = 0; (balance == 0) && (otherKind < BracketKinds);
+ // otherKind++) {
+ // for (int i = 0; i < leftCount[otherKind]; i++) {
+ // int pos = leftPositions[otherKind][i];
+ // if ((pos > start) && (pos < end))
+ // balance++;
+ // }
+ // for (int i = 0; i < rightCount[otherKind]; i++) {
+ // int pos = rightPositions[otherKind][i];
+ // if ((pos > start) && (pos < end))
+ // balance--;
+ // }
+ // if (balance != 0) {
+ // problemReporter.unmatchedBracket(start, referenceContext,
+ // compilationUnit.compilationResult); //bracket
+ // // anomaly
+ // return true;
+ // }
+ // }
+ // }
+ // // too many opening brackets ?
+ // for (int i = rightCount[kind]; i < leftCount[kind]; i++) {
+ // anomaliesDetected = true;
+ // problemReporter.unmatchedBracket(leftPositions[kind][leftCount[kind] - i -
+ // 1], referenceContext,
+ // compilationUnit.compilationResult);
+ // }
+ // // too many closing brackets ?
+ // for (int i = leftCount[kind]; i < rightCount[kind]; i++) {
+ // anomaliesDetected = true;
+ // problemReporter.unmatchedBracket(rightPositions[kind][i], referenceContext,
+ // compilationUnit.compilationResult);
+ // }
+ // if (anomaliesDetected)
+ // return true;
+ // }
+ // return anomaliesDetected;
+ // } catch (ArrayStoreException e) { // jdk1.2.2 jit bug
+ // return anomaliesDetected;
+ // } catch (NullPointerException e) { // jdk1.2.2 jit bug
+ // return anomaliesDetected;
+ // }
+ // }
+ protected void pushOnAstLengthStack(int pos) {
+ try {
+ astLengthStack[++astLengthPtr] = pos;
+ } catch (IndexOutOfBoundsException e) {
+ int oldStackLength = astLengthStack.length;
+ int[] oldPos = astLengthStack;
+ astLengthStack = new int[oldStackLength + StackIncrement];
+ System.arraycopy(oldPos, 0, astLengthStack, 0, oldStackLength);
+ astLengthStack[astLengthPtr] = pos;
+ }
+ }
+
+ protected void pushOnAstStack(ASTNode node) {
+ /*
+ * add a new obj on top of the ast stack
+ */
+ try {
+ astStack[++astPtr] = node;
+ } catch (IndexOutOfBoundsException e) {
+ int oldStackLength = astStack.length;
+ ASTNode[] oldStack = astStack;
+ astStack = new ASTNode[oldStackLength + AstStackIncrement];
+ System.arraycopy(oldStack, 0, astStack, 0, oldStackLength);
+ astPtr = oldStackLength;
+ astStack[astPtr] = node;
+ }
+ try {
+ astLengthStack[++astLengthPtr] = 1;
+ } catch (IndexOutOfBoundsException e) {
+ int oldStackLength = astLengthStack.length;
+ int[] oldPos = astLengthStack;
+ astLengthStack = new int[oldStackLength + AstStackIncrement];
+ System.arraycopy(oldPos, 0, astLengthStack, 0, oldStackLength);
+ astLengthStack[astLengthPtr] = 1;
+ }
+ }
+
+ protected void resetModifiers() {
+ this.modifiers = AccDefault;
+ this.modifiersSourceStart = -1; // <-- see comment into
+ // modifiersFlag(int)
+ this.scanner.commentPtr = -1;
+ }
+
+ protected void consumePackageDeclarationName(IFile file) {
+ // create a package name similar to java package names
+ String projectPath = ProjectPrefUtil.getDocumentRoot(file.getProject()).toString();
+ String filePath = file.getRawLocation().toString();
+ String ext = file.getRawLocation().getFileExtension();
+ int fileExtensionLength = ext == null ? 0 : ext.length() + 1;
+ ImportReference impt;
+ char[][] tokens;
+ if (filePath.startsWith(projectPath)) {
+ tokens = CharOperation
+ .splitOn('/', filePath.toCharArray(), projectPath.length() + 1, filePath.length() - fileExtensionLength);
+ } else {
+ String name = file.getName();
+ tokens = new char[1][];
+ tokens[0] = name.substring(0, name.length() - fileExtensionLength).toCharArray();
+ }
+
+ this.compilationUnit.currentPackage = impt = new ImportReference(tokens, new char[0], 0, 0, true);
+
+ impt.declarationSourceStart = 0;
+ impt.declarationSourceEnd = 0;
+ impt.declarationEnd = 0;
+ // endPosition is just before the ;
+
+ }
+
+ public final static String[] GLOBALS = { "$this", "$_COOKIE", "$_ENV", "$_FILES", "$_GET", "$GLOBALS", "$_POST", "$_REQUEST",
+ "$_SESSION", "$_SERVER" };
+
+ /**
+ *
+ */
+ private void pushFunctionVariableSet() {
+ HashSet set = new HashSet();
+ if (fStackUnassigned.isEmpty()) {
+ for (int i = 0; i < GLOBALS.length; i++) {
+ set.add(GLOBALS[i]);
+ }
+ }
+ fStackUnassigned.add(set);
+ }
+
+ private void pushIfVariableSet() {
+ if (!fStackUnassigned.isEmpty()) {
+ HashSet set = new HashSet();
+ fStackUnassigned.add(set);
+ }
+ }
+
+ private HashSet removeIfVariableSet() {
+ if (!fStackUnassigned.isEmpty()) {
+ return (HashSet) fStackUnassigned.remove(fStackUnassigned.size() - 1);
+ }
+ return null;
+ }
+
+ /**
+ * Returns the <i>set of assigned variables </i> returns null if no Set is
+ * defined at the current scanner position
+ */
+ private HashSet peekVariableSet() {
+ if (!fStackUnassigned.isEmpty()) {
+ return (HashSet) fStackUnassigned.get(fStackUnassigned.size() - 1);
+ }
+ return null;
+ }
+
+ /**
+ * add the current identifier source to the <i>set of assigned variables </i>
+ *
+ * @param set
+ */
+ private void addVariableSet(HashSet set) {
+ if (set != null) {
+ set.add(new String(scanner.getCurrentTokenSource()));
+ }
+ }
+
+ /**
+ * add the current identifier source to the <i>set of assigned variables </i>
+ *
+ */
+ private void addVariableSet() {
+ HashSet set = peekVariableSet();
+ if (set != null) {
+ set.add(new String(scanner.getCurrentTokenSource()));
+ }
+ }
+
+ /**
+ * add the current identifier source to the <i>set of assigned variables </i>
+ *
+ */
+ private void addVariableSet(char[] token) {
+ HashSet set = peekVariableSet();
+ if (set != null) {
+ set.add(new String(token));
+ }
+ }
+
+ /**
+ * check if the current identifier source is in the <i>set of assigned
+ * variables </i> Returns true, if no set is defined for the current scanner
+ * position
+ *
+ */
+ private boolean containsVariableSet() {
+ return containsVariableSet(scanner.getCurrentTokenSource());
+ }
+
+ private boolean containsVariableSet(char[] token) {
+
+ if (!fStackUnassigned.isEmpty()) {
+ HashSet set;
+ String str = new String(token);
+ for (int i = 0; i < fStackUnassigned.size(); i++) {
+ set = (HashSet) fStackUnassigned.get(i);
+ if (set.contains(str)) {
+ return true;
+ }
+ }
+ return false;
+ }
+ return true;
+ }
}
\ No newline at end of file
git://git.phpeclipse.com / phpeclipse.git / blobdiff