From: axelcl Date: Sun, 10 Jul 2005 14:01:11 +0000 (+0000) Subject: Small improvements in parser X-Git-Url: http://git.phpeclipse.com Small improvements in parser --- diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/parser/Parser.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/parser/Parser.java index f7000aa..a838e7f 100644 --- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/parser/Parser.java +++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/parser/Parser.java @@ -74,42 +74,13 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI protected boolean diet = false; //tells the scanner to jump over some - // parts of the code/expressions like - // method bodies - //scanner token + /** + * the PHP token scanner + */ 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; @@ -117,28 +88,12 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI 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(); } @@ -161,7 +116,7 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI // PHPParserSuperclass.fileToParse = fileToParse; // this.phpList = null; this.includesList = null; - this.str = ""; +// this.str = ""; this.token = TokenNameEOF; // this.chIndx = 0; // this.rowCount = 1; @@ -236,12 +191,12 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI } } - private void reportSyntaxWarning(String error, int problemStartPosition, int problemEndPosition) { - if (referenceContext != null) { - problemReporter.phpParsingWarning(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 @@ -269,7 +224,7 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI } public void init(String s) { - this.str = s; +// this.str = s; this.token = TokenNameEOF; this.includesList = new ArrayList(); // this.chIndx = 0; @@ -292,7 +247,7 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI referenceContext = null; this.includesList = new ArrayList(); // this.indexManager = indexManager; - this.str = ""; +// this.str = ""; this.token = TokenNameEOF; // this.chIndx = 0; // this.rowCount = 1; @@ -908,6 +863,7 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI if (token != TokenNameVariable) { throwSyntaxError("Variable expected in 'catch' statement."); } + addVariableSet(); getNextToken(); if (token != TokenNameRPAREN) { throwSyntaxError("')' expected in 'catch' statement."); @@ -1039,6 +995,7 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI if (token != TokenNameVariable) { throwSyntaxError("Variable expected in 'catch' statement."); } + addVariableSet(); getNextToken(); if (token != TokenNameRPAREN) { throwSyntaxError("')' expected in 'catch' statement."); @@ -1284,19 +1241,19 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI } } - 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 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 */ @@ -2537,9 +2494,6 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI if (lhs != null && lhs instanceof FieldReference) { addVariableSet(((FieldReference) lhs).token); } - // if (lhsVar != null) { - // addVariableSet(lhsVar); - // } getNextToken(); if (token == TokenNameAND) { getNextToken(); @@ -3100,28 +3054,10 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI // 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, ignoreVar); - // } else { - // base_variable(); - // } } private Expression base_variable() { @@ -3619,28 +3555,28 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI // } // } - 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 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; @@ -3779,7 +3715,6 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI 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)); @@ -3999,110 +3934,17 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI } } - 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 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; @@ -4166,397 +4008,397 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI /* * 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; - } - } +// 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 { @@ -4609,7 +4451,6 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI 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 @@ -4718,18 +4559,6 @@ public class Parser implements ITerminalSymbols, CompilerModifiers, ParserBasicI */ private boolean containsVariableSet() { return containsVariableSet(scanner.getCurrentTokenSource()); - // if (!fStackUnassigned.isEmpty()) { - // HashSet set; - // String str = new String(scanner.getCurrentTokenSource()); - // for (int i = 0; i < fStackUnassigned.size(); i++) { - // set = (HashSet) fStackUnassigned.get(i); - // if (set.contains(str)) { - // return true; - // } - // } - // return false; - // } - // return true; } private boolean containsVariableSet(char[] token) {