-/**********************************************************************
- Copyright (c) 2002 Klaus Hartlage - www.eclipseproject.de
- All rights reserved. This program and the accompanying materials
- are made available under the terms of the Common Public License v1.0
- which accompanies this distribution, and is available at
- http://www.eclipse.org/legal/cpl-v10.html
-
- Contributors:
- Klaus Hartlage - www.eclipseproject.de
- **********************************************************************/
+/***********************************************************************************************************************************
+ * Copyright (c) 2002 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 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.impl.CompilerOptions;
import net.sourceforge.phpdt.internal.compiler.impl.ReferenceContext;
import net.sourceforge.phpdt.internal.compiler.lookup.CompilerModifiers;
import net.sourceforge.phpdt.internal.compiler.lookup.TypeConstants;
import net.sourceforge.phpdt.internal.compiler.problem.ProblemReporter;
+import net.sourceforge.phpdt.internal.compiler.problem.ProblemSeverities;
+import net.sourceforge.phpdt.internal.compiler.util.Util;
+import net.sourceforge.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.AstNode;
+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.phpeditor.PHPString;
+import net.sourceforge.phpeclipse.internal.compiler.ast.TypeReference;
+import net.sourceforge.phpeclipse.ui.overlaypages.ProjectPrefUtil;
+
import org.eclipse.core.resources.IFile;
-public class Parser //extends PHPParserSuperclass
- implements ITerminalSymbols, CompilerModifiers, ParserBasicInformation {
- //internal data for the automat
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+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];
+
+ // 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;
+
+ // 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 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:
//
// // current identifier
// String identifier;
- Long longNumber;
- Double doubleNumber;
- private String stringValue;
+ // Long longNumber;
+
+ // Double doubleNumber;
+
+ // private String stringValue;
+
/** Contains the current expression. */
// private StringBuffer expression;
- private boolean phpMode;
+ //private boolean phpMode;
protected int modifiers;
+
protected int modifiersSourceStart;
- protected Parser() {
- this.currentPHPString = 0;
+
+ protected Parser(ProblemReporter problemReporter) {
+ this.problemReporter = problemReporter;
+ this.options = problemReporter.options;
+ // this.currentPHPString = 0;
// PHPParserSuperclass.fileToParse = fileToParse;
- this.phpList = null;
+ // this.phpList = null;
+ // this.indexManager = null;
this.str = "";
this.token = TokenNameEOF;
// this.chIndx = 0;
// this.rowCount = 1;
// this.columnCount = 0;
- this.phpEnd = false;
+ // this.phpEnd = false;
// getNextToken();
this.initializeScanner();
}
+
public void setFileToParse(IFile fileToParse) {
- this.currentPHPString = 0;
+ // this.currentPHPString = 0;
// PHPParserSuperclass.fileToParse = fileToParse;
- this.phpList = null;
+ // this.phpList = null;
+ // this.indexManager = null;
this.str = "";
this.token = TokenNameEOF;
- this.phpEnd = false;
+ // this.phpEnd = false;
this.initializeScanner();
}
+
/**
* ClassDeclaration Constructor.
*
* @param s
* @param sess
- * Description of Parameter
+ * Description of Parameter
* @see
*/
public Parser(IFile fileToParse) {
// keywordMap.put(PHP_KEYWORS[i], new Integer(PHP_KEYWORD_TOKEN[i]));
// }
// }
- this.currentPHPString = 0;
+ // this.currentPHPString = 0;
// PHPParserSuperclass.fileToParse = fileToParse;
- this.phpList = null;
+ // this.phpList = null;
+ this.includesList = null;
this.str = "";
this.token = TokenNameEOF;
// this.chIndx = 0;
// this.rowCount = 1;
// this.columnCount = 0;
- this.phpEnd = false;
+ // this.phpEnd = false;
// getNextToken();
this.initializeScanner();
}
+
public void initializeScanner() {
- this.scanner = new Scanner(false, false, false, false);
+ 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
*/
// setMarker(fileToParse, message, charStart, charEnd, errorLevel);
// }
/**
- * This method will throw the SyntaxError. It will add the good lines and
- * columns to the Error
+ * This method will throw the SyntaxError. It will add the good lines and columns to the Error
*
* @param error
- * the error message
+ * the error message
* @throws SyntaxError
- * the error raised
+ * the error raised
*/
private void throwSyntaxError(String error) {
int problemStartPosition = scanner.getCurrentTokenStartPosition();
int problemEndPosition = scanner.getCurrentTokenEndPosition();
- throwSyntaxError(error, problemStartPosition, problemEndPosition);
+ throwSyntaxError(error, problemStartPosition, problemEndPosition + 1);
}
+
/**
- * This method will throw the SyntaxError. It will add the good lines and
- * columns to the Error
+ * This method will throw the SyntaxError. It will add the good lines and columns to the Error
*
* @param error
- * the error message
+ * the error message
* @throws SyntaxError
- * the error raised
+ * the error raised
*/
// private void throwSyntaxError(String error, int startRow) {
// throw new SyntaxError(startRow, 0, " ", error);
// }
- private void throwSyntaxError(String error, int problemStartPosition,
- int problemEndPosition) {
- problemReporter
- .phpParsingError(new String[]{error}, problemStartPosition,
- problemEndPosition, referenceContext,
- compilationUnit.compilationResult);
+ 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,
- int problemEndPosition) {
- problemReporter
- .phpParsingError(new String[]{error}, problemStartPosition,
- problemEndPosition, referenceContext,
- compilationUnit.compilationResult);
+
+ private void reportSyntaxError(String error) {
+ int problemStartPosition = scanner.getCurrentTokenStartPosition();
+ int problemEndPosition = scanner.getCurrentTokenEndPosition();
+ reportSyntaxError(error, problemStartPosition, problemEndPosition + 1);
}
- private void reportSyntaxWarning(String error, int problemStartPosition,
- int problemEndPosition) {
- problemReporter.phpParsingWarning(new String[]{error},
- problemStartPosition, problemEndPosition, referenceContext,
- compilationUnit.compilationResult);
+
+ private void reportSyntaxError(String error, int problemStartPosition, int problemEndPosition) {
+ if (referenceContext != null) {
+ problemReporter.phpParsingError(new String[] { error }, problemStartPosition, problemEndPosition, referenceContext,
+ compilationUnit.compilationResult);
+ }
}
- /**
- * Method Declaration.
- *
- * @see
- */
- // private void getChar() {
- // if (str.length() > chIndx) {
- // ch = str.charAt(chIndx++);
- //
- // return;
- // }
- //
- // chIndx = str.length() + 1;
- // ch = ' ';
- // // token = TokenNameEOF;
- // phpEnd = true;
- // }
+
+ 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
*/
if (Scanner.DEBUG) {
int currentEndPosition = scanner.getCurrentTokenEndPosition();
int currentStartPosition = scanner.getCurrentTokenStartPosition();
- System.out
- .print(currentStartPosition + "," + currentEndPosition + ": ");
+ System.out.print(currentStartPosition + "," + currentEndPosition + ": ");
System.out.println(scanner.toStringAction(token));
}
} catch (InvalidInputException e) {
token = TokenNameERROR;
- }
- return;
- }
- /**
- * Get a number. if it's a <code>double</code> the number will be stored in
- * <code>doubleNumber</code> and the token will have the value
- * {@link Parser#TokenNameDOUBLE_NUMBER}<br />
- * if it's a <code>double</code> the number will be stored in <code>longNumber</code>
- * and the token will have the value {@link Parser#TokenNameINT_NUMBER}
- */
- // private void getNumber() {
- // StringBuffer inum = new StringBuffer();
- // char dFlag = ' ';
- // int numFormat = 10;
- //
- // // save first digit
- // char firstCh = ch;
- // inum.append(ch);
- //
- // getChar();
- // // determine number conversions:
- // if (firstCh == '0') {
- // switch (ch) {
- // case 'b' :
- // numFormat = 2;
- // getChar();
- // break;
- // case 'B' :
- // numFormat = 2;
- // getChar();
- // break;
- // case 'o' :
- // numFormat = 8;
- // getChar();
- // break;
- // case 'O' :
- // numFormat = 8;
- // getChar();
- // break;
- // case 'x' :
- // numFormat = 16;
- // getChar();
- // break;
- // case 'X' :
- // numFormat = 16;
- // getChar();
- // break;
- // }
- // }
- //
- // if (numFormat == 16) {
- // while ((ch >= '0' && ch <= '9')
- // || (ch >= 'a' && ch <= 'f')
- // || (ch >= 'A' && ch <= 'F')) {
- // inum.append(ch);
- // getChar();
- // }
- // } else {
- // while ((ch >= '0' && ch <= '9')
- // || (ch == '.')
- // || (ch == 'E')
- // || (ch == 'e')) {
- // if ((ch == '.') || (ch == 'E') || (ch == 'e')) {
- // if (ch == '.' && dFlag != ' ') {
- // break;
- // }
- // if ((dFlag == 'E') || (dFlag == 'e')) {
- // break;
- // }
- // dFlag = ch;
- // inum.append(ch);
- // getChar();
- // if ((ch == '-') || (ch == '+')) {
- // inum.append(ch);
- // getChar();
- // }
- // } else {
- // inum.append(ch);
- // getChar();
- // }
- // }
- // }
- // chIndx--;
- //
- // try {
- // if (dFlag != ' ') {
- // doubleNumber = new Double(inum.toString());
- // token = TokenNameDoubleLiteral;
- // return;
- // } else {
- // longNumber = Long.valueOf(inum.toString(), numFormat);
- // token = TokenNameIntegerLiteral;
- // return;
- // }
- //
- // } catch (Throwable e) {
- // throwSyntaxError("Number format error: " + inum.toString());
- // }
- // }
- //
- // /**
- // * Get a String.
- // * @param openChar the opening char ('\'', '"', '`')
- // * @param typeString the type of string {@link
- // #TokenNameSTRING_CONSTANT},{@link #TokenNameINTERPOLATED_STRING}
- // * @param errorMsg the error message in case of parse error in the string
- // */
- // private void getString(
- // final char openChar,
- // final int typeString,
- // final String errorMsg) {
- // StringBuffer sBuffer = new StringBuffer();
- // boolean openString = true;
- // int startRow = rowCount;
- // while (str.length() > chIndx) {
- // ch = str.charAt(chIndx++);
- // if (ch == '\\') {
- // sBuffer.append(ch);
- // if (str.length() > chIndx) {
- // ch = str.charAt(chIndx++);
- // sBuffer.append(ch);
- // }
- // } else if (ch == openChar) {
- // openString = false;
- // break;
- // } else if (ch == '\n') {
- // rowCount++;
- // columnCount = chIndx;
- // } else {
- // sBuffer.append(ch);
- // }
- // }
- // if (openString) {
- // if (typeString == TokenNameStringConstant) {
- // throwSyntaxError(errorMsg, startRow);
- // } else {
- // throwSyntaxError(errorMsg);
- // }
- // }
- // token = typeString;
- // stringValue = sBuffer.toString();
- // }
- // public void htmlParserTester(String input) {
- // int lineNumber = 1;
- // int startLineNumber = 1;
- // int startIndex = 0;
- // char ch;
- // char ch2;
- // boolean phpMode = false;
- // boolean phpFound = false;
- //
- // phpList = new ArrayList();
- // currentPHPString = 0;
- //
- // try {
- // int i = 0;
- // while (i < input.length()) {
- // ch = input.charAt(i++);
- // if (ch == '\n') {
- // lineNumber++;
- // }
- // if ((!phpMode) && ch == '<') {
- // ch2 = input.charAt(i++);
- // if (ch2 == '?') {
- // ch2 = input.charAt(i++);
- // if (Character.isWhitespace(ch2)) {
- // // php start
- // phpMode = true;
- // phpFound = true;
- // startIndex = i;
- // startLineNumber = lineNumber;
- // continue;
- // } else if (ch2 == 'p') {
- // ch2 = input.charAt(i++);
- // if (ch2 == 'h') {
- // ch2 = input.charAt(i++);
- // if (ch2 == 'p') {
- // phpMode = true;
- // phpFound = true;
- // startIndex = i;
- // startLineNumber = lineNumber;
- // continue;
- // }
- // i--;
- // }
- // i--;
- // } else if (ch2 == 'P') {
- // ch2 = input.charAt(i++);
- // if (ch2 == 'H') {
- // ch2 = input.charAt(i++);
- // if (ch2 == 'P') {
- // phpMode = true;
- // phpFound = true;
- // startIndex = i;
- // startLineNumber = lineNumber;
- // continue;
- // }
- // i--;
- // }
- // i--;
- // }
- // i--;
- // }
- // i--;
- // }
- //
- // if (phpMode) {
- // if (ch == '/' && i < input.length()) {
- // ch2 = input.charAt(i++);
- // if (ch2 == '/') {
- // while (i < input.length()) {
- // ch = input.charAt(i++);
- // if (ch == '?' && i < input.length()) {
- // ch2 = input.charAt(i++);
- // if (ch2 == '>') {
- // // php end
- // phpMode = false;
- // phpList.add(
- // new PHPString(
- // input.substring(
- // startIndex,
- // i - 2),
- // startLineNumber));
- // continue;
- // }
- // i--;
- // } else if (ch == '\n') {
- // lineNumber++;
- // break;
- // }
- // }
- // continue;
- // } else if (ch2 == '*') {
- // // multi-line comment
- // while (i < input.length()) {
- // ch = input.charAt(i++);
- // if (ch == '\n') {
- // lineNumber++;
- // } else if (ch == '*' && i < input.length()) {
- // ch2 = input.charAt(i++);
- // if (ch2 == '/') {
- // break;
- // }
- // i--;
- // }
- // }
- // continue;
- // } else {
- // i--;
- // }
- // } else if (ch == '#') {
- // while (i < input.length()) {
- // ch = input.charAt(i++);
- // if (ch == '?' && i < input.length()) {
- // ch2 = input.charAt(i++);
- // if (ch2 == '>') {
- // // php end
- // phpMode = false;
- // phpList.add(
- // new PHPString(
- // input.substring(startIndex, i - 2),
- // startLineNumber));
- // continue;
- // }
- // i--;
- // } else if (ch == '\n') {
- // lineNumber++;
- // break;
- // }
- // }
- // continue;
- // } else if (ch == '"') {
- // ch = ' ';
- // while (i < input.length()) {
- // ch = input.charAt(i++);
- // if (ch == '\n') {
- // lineNumber++;
- // } else if (
- // ch == '\\' && i < input.length()) { // escape
- // i++;
- // } else if (ch == '"') {
- // break;
- // }
- // }
- // continue;
- // } else if (ch == '\'') {
- // ch = ' ';
- // while (i < input.length()) {
- // ch = input.charAt(i++);
- // if (ch == '\n') {
- // lineNumber++;
- // } else if (
- // ch == '\\' && i < input.length()) { // escape
- // i++;
- // } else if (ch == '\'') {
- // break;
- // }
- // }
- // continue;
- // }
- //
- // if (ch == '?' && i < input.length()) {
- // ch2 = input.charAt(i++);
- // if (ch2 == '>') {
- // // php end
- // phpMode = false;
- // phpList.add(
- // new PHPString(
- // input.substring(startIndex, i - 2),
- // startLineNumber));
- // continue;
- // }
- // i--;
- // }
- // }
- // }
- //
- // if (!phpFound) {
- // setMarker(
- // "No PHP source code found.",
- // lineNumber,
- // PHPParser.INFO);
- // } else {
- // if (phpMode) {
- // setMarker(
- // "Open PHP tag at end of file.",
- // lineNumber,
- // PHPParser.INFO);
- // phpList.add(
- // new PHPString(
- // input.substring(startIndex, i - 2),
- // startLineNumber));
- // }
- // // for (int j=0;j<phpList.size();j++) {
- // // String temp = ((PHPString)phpList.get(j)).getPHPString();
- // // int startIndx = temp.length()-10;
- // // if (startIndx<0) {
- // // startIndx = 0;
- // // }
- // // System.out.println(temp.substring(startIndx)+"?>");
- // // }
- // phpParserTester(null, 1);
- // // PHPString temp;
- // // for(int j=0;j<phpList.size();j++) {
- // // temp = (PHPString) phpList.get(j);
- // // parser.start(temp.getPHPString(), temp.getLineNumber());
- // // }
- // }
- // } catch (CoreException e) {
- // }
- // }
- public void phpParserTester(String s, int rowCount) {
- this.str = s;
- if (s == null) {
- if (phpList.size() != 0) {
- this.str = ((PHPString) phpList.get(currentPHPString++)).getPHPString();
+ String detailedMessage = e.getMessage();
+
+ if (detailedMessage == Scanner.UNTERMINATED_STRING) {
+ throwSyntaxError("Unterminated string.");
+ } else if (detailedMessage == Scanner.UNTERMINATED_COMMENT) {
+ throwSyntaxError("Unterminated commment.");
}
}
- this.token = TokenNameEOF;
- // this.chIndx = 0;
- // this.rowCount = rowCount;
- // this.columnCount = 0;
- this.phpEnd = false;
- this.phpMode = true;
- scanner.setSource(s.toCharArray());
- scanner.setPHPMode(true);
- 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.");
- }
- return;
- } catch (SyntaxError err) {
- if (s != null) {
- throw err;
- } else {
- // setMarker(err.getMessage(), err.getLine(), ERROR);
- // setMarker(err.getMessage(),
- // scanner.getCurrentTokenStartPosition(),
- // scanner.getCurrentTokenEndPosition(), ERROR);
- }
- // if an error occured,
- // try to find keywords 'class' or 'function'
- // to parse the rest of the string
- while (token != TokenNameEOF && token != TokenNameERROR) {
- if (token == TokenNameabstract || token == TokenNamefinal
- || token == TokenNameclass || token == TokenNamefunction) {
- break;
- }
- getNextToken();
- }
- if (token == TokenNameEOF || token == TokenNameERROR) {
- return;
- }
- }
- } while (true);
+ 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;
+ // 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;
+ // this.phpEnd = false;
+ // this.phpMode = phpMode;
scanner.setPHPMode(phpMode);
+ astPtr = 0;
}
+
/**
- * Parses a string with php tags i.e. '<body> <?php phpinfo() ?>
- * </body>'
+ * 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>'
+ * 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) {
if (token == TokenNameERROR) {
- throwSyntaxError("Scanner error (Found unknown token: "
- + scanner.toStringAction(token) + ")");
+ throwSyntaxError("Scanner error (Found unknown token: " + scanner.toStringAction(token) + ")");
}
if (token == TokenNameRPAREN) {
throwSyntaxError("Too many closing ')'; 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 = 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) {
- // setMarker(sytaxErr1.getMessage(), sytaxErr1.getLine(),
- // ERROR);
- // setMarker(sytaxErr1.getMessage(),
- // scanner.getCurrentTokenStartPosition(),
- // scanner.getCurrentTokenEndPosition(), ERROR);
+ // 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 {
- // if an error occured,
- // try to find keywords 'class' or 'function'
- // to parse the rest of the string
- while (token != TokenNameEOF && token != TokenNameERROR) {
- if (token == TokenNameabstract || token == TokenNamefinal
- || token == TokenNameclass || token == TokenNamefunction) {
+ 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 || token == TokenNameERROR) {
- return;
+ if (token == TokenNameEOF) {
+ throw sytaxErr1;
}
- } catch (SyntaxError sytaxErr2) {
- // setMarker(sytaxErr2.getMessage(), sytaxErr2.getLine(),
- // ERROR);
- // setMarker(sytaxErr2.getMessage(),
- // scanner.getCurrentTokenStartPosition(),
- // scanner.getCurrentTokenEndPosition(), ERROR);
- return;
+ } finally {
+ scanner.tokenizeStrings = tokenize;
}
}
} while (true);
}
- // public PHPOutlineInfo parseInfo(Object parent, String s) {
- // PHPOutlineInfo outlineInfo = new PHPOutlineInfo(parent);
- // // Stack stack = new Stack();
- // // stack.push(outlineInfo.getDeclarations());
- // this.str = s;
- // this.token = TokenNameEOF;
- // // this.chIndx = 0;
- // // this.rowCount = 1;
- // // this.columnCount = 0;
- // this.phpEnd = false;
- // this.phpMode = false;
- // scanner.setSource(s.toCharArray());
- // scanner.setPHPMode(false);
- //
- // getNextToken();
- // parseDeclarations(outlineInfo, outlineInfo.getDeclarations(), false);
- //
- // return outlineInfo;
- // }
- private boolean isVariable() {
- return token == TokenNameVariable || token == TokenNamethis;
- }
- // private void parseDeclarations(PHPOutlineInfo outlineInfo,
- // OutlineableWithChildren current, boolean goBack) {
- // char[] ident;
- // // PHPClassDeclaration current = (PHPClassDeclaration) stack.peek();
- // PHPSegmentWithChildren temp;
- // int counter = 0;
- // IPreferenceStore store =
- // PHPeclipsePlugin.getDefault().getPreferenceStore();
- // try {
- // while (token != TokenNameEOF && token != TokenNameERROR) {
- // if (token == TokenNameVariable) {
- // ident = scanner.getCurrentIdentifierSource();
- // outlineInfo.addVariable(new String(ident));
- // getNextToken();
- // } else if (token == TokenNamevar) {
- // getNextToken();
- // if (token == TokenNameVariable
- // && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_VAR)) {
- // ident = scanner.getCurrentIdentifierSource();
- // //substring(1) added because PHPVarDeclaration doesn't
- // // need the $ anymore
- // String variableName = new String(ident).substring(1);
- // outlineInfo.addVariable(variableName);
- // getNextToken();
- // if (token != TokenNameSEMICOLON) {
- // getNextToken();
- // ident = scanner.getCurrentTokenSource();
- // if (token > TokenNameKEYWORD) {
- // current.add(new PHPVarDeclaration(current, variableName,
- // // chIndx - ident.length,
- // scanner.getCurrentTokenStartPosition(), new String(ident)));
- // } else {
- // switch (token) {
- // case TokenNameVariable :
- // case TokenNamethis :
- // current.add(new PHPVarDeclaration(current, variableName,
- // // chIndx -
- // // ident.length,
- // scanner.getCurrentTokenStartPosition(), new String(
- // ident)));
- // break;
- // case TokenNameIdentifier :
- // current.add(new PHPVarDeclaration(current, variableName,
- // // chIndx -
- // // ident.length,
- // scanner.getCurrentTokenStartPosition(), new String(
- // ident)));
- // break;
- // case TokenNameDoubleLiteral :
- // current.add(new PHPVarDeclaration(current, variableName
- // + doubleNumber,
- // // chIndx -
- // // ident.length,
- // scanner.getCurrentTokenStartPosition(), new String(
- // ident)));
- // break;
- // case TokenNameIntegerLiteral :
- // current.add(new PHPVarDeclaration(current, variableName,
- // // chIndx -
- // // ident.length,
- // scanner.getCurrentTokenStartPosition(), new String(
- // ident)));
- // break;
- // case TokenNameStringInterpolated :
- // case TokenNameStringLiteral :
- // current.add(new PHPVarDeclaration(current, variableName,
- // // chIndx -
- // // ident.length,
- // scanner.getCurrentTokenStartPosition(), new String(
- // ident)));
- // break;
- // case TokenNameStringConstant :
- // current.add(new PHPVarDeclaration(current, variableName,
- // // chIndx -
- // // ident.length,
- // scanner.getCurrentTokenStartPosition(), new String(
- // ident)));
- // break;
- // default :
- // current.add(new PHPVarDeclaration(current, variableName,
- // // chIndx -
- // // ident.length
- // scanner.getCurrentTokenStartPosition()));
- // break;
- // }
- // }
- // } else {
- // ident = scanner.getCurrentIdentifierSource();
- // current.add(new PHPVarDeclaration(current, variableName,
- // // chIndx - ident.length
- // scanner.getCurrentTokenStartPosition()));
- // }
- // }
- // } else if (token == TokenNamefunction) {
- // getNextToken();
- // if (token == TokenNameAND) {
- // getNextToken();
- // }
- // if (token == TokenNameIdentifier
- // && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_FUNC)) {
- // ident = scanner.getCurrentIdentifierSource();
- // outlineInfo.addVariable(new String(ident));
- // temp = new PHPFunctionDeclaration(current, new String(ident),
- // // chIndx - ident.length
- // scanner.getCurrentTokenStartPosition());
- // current.add(temp);
- // getNextToken();
- // parseDeclarations(outlineInfo, temp, true);
- // }
- // } else if (token == TokenNameclass) {
- // getNextToken();
- // if (token == TokenNameIdentifier
- // && store.getBoolean(PHPeclipsePlugin.PHP_OUTLINE_CLASS)) {
- // ident = scanner.getCurrentIdentifierSource();
- // outlineInfo.addVariable(new String(ident));
- // temp = new PHPClassDeclaration(current, new String(ident),
- // // chIndx - ident.len
- // scanner.getCurrentTokenStartPosition());
- // current.add(temp);
- // // stack.push(temp);
- // getNextToken();
- // //skip tokens for classname, extends and others until
- // // we have the opening '{'
- // while (token != TokenNameLBRACE && token != TokenNameEOF
- // && token != TokenNameERROR) {
- // getNextToken();
- // }
- // parseDeclarations(outlineInfo, temp, true);
- // // stack.pop();
- // }
- // } else if ((token == TokenNameLBRACE)
- // || (token == TokenNameDOLLAR_LBRACE)) {
- // getNextToken();
- // counter++;
- // } else if (token == TokenNameRBRACE) {
- // getNextToken();
- // --counter;
- // if (counter == 0 && goBack) {
- // return;
- // }
- // } else if (token == TokenNamerequire || token == TokenNamerequire_once
- // || token == TokenNameinclude || token == TokenNameinclude_once) {
- // ident = scanner.getCurrentTokenSource();
- // getNextToken();
- // int startPosition = scanner.getCurrentTokenStartPosition();
- // expr();
- // char[] expr = scanner.getCurrentTokenSource(startPosition);
- // outlineInfo.addVariable(new String(ident));
- // current.add(new PHPReqIncDeclaration(current, new String(ident),
- // // chIndx - ident.length,
- // startPosition, new String(expr)));
- // getNextToken();
- // } else {
- // getNextToken();
- // }
- // }
- // } catch (SyntaxError sytaxErr) {
- // // try {
- // // // setMarker(sytaxErr.getMessage(), sytaxErr.getLine(), ERROR);
- // // setMarker(sytaxErr.getMessage(),
- // // scanner.getCurrentTokenStartPosition(),
- // // scanner.getCurrentTokenEndPosition(), ERROR);
- // // } catch (CoreException e) {
- // // }
- // }
- // }
- private void statementList() {
- do {
- statement(TokenNameEOF);
- if ((token == TokenNameRBRACE) || (token == TokenNamecase)
- || (token == TokenNamedefault) || (token == TokenNameelse)
- || (token == TokenNameelseif) || (token == TokenNameendif)
- || (token == TokenNameendfor) || (token == TokenNameendforeach)
- || (token == TokenNameendwhile) || (token == TokenNameendswitch)
- || (token == TokenNameEOF) || (token == TokenNameERROR)) {
- return;
- }
- } while (true);
+
+ /**
+ * @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.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+ methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
} else {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("'}' expected in compound-statement.");
}
}
- private void statement(int previousToken) {
- // if (token > TokenNameKEYWORD && token != TokenNamelist && token !=
- // TokenNamenew) {
- // char[] ident = scanner.getCurrentIdentifierSource();
- // String keyword = new String(ident);
- if (token == TokenNameAT) {
- getNextToken();
- if (token != TokenNamerequire && token != TokenNamerequire_once
- && token != TokenNameinclude && token != TokenNameinclude_once
- && token != TokenNameIdentifier && token != TokenNameVariable
- && token != TokenNamethis && token != TokenNameStringInterpolated) {
- throwSyntaxError("identifier expected after '@'.");
- }
- }
- if (token == TokenNameinclude || token == TokenNameinclude_once) {
- getNextToken();
- if (token == TokenNameLPAREN) {
- expr();
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- if (previousToken != TokenNameAT && token != TokenNameStopPHP) {
- throwSyntaxError("';' expected after 'include' or 'include_once'.");
- }
- // getNextToken();
- }
- } else {
- concatenationExpression();
- }
- return;
- } else if (token == TokenNamerequire || token == TokenNamerequire_once) {
- getNextToken();
- //constant();
- if (token == TokenNameLPAREN) {
- expr();
- if (token == TokenNameSEMICOLON) {
- getNextToken();
- } else {
- if (previousToken != TokenNameAT && token != TokenNameStopPHP) {
- throwSyntaxError("';' expected after 'require' or 'require_once'.");
- }
- // getNextToken();
- }
- } else {
- concatenationExpression();
- }
- return;
- } else if (token == TokenNameif) {
+
+ 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.");
}
- expr();
+ expression = expr();
if (token == TokenNameRPAREN) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'if' condition.");
}
- ifStatement();
- return;
+ // 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) {
throwSyntaxError("')' expected after 'switch' condition.");
}
switchStatement();
- return;
+ return statement;
} else if (token == TokenNamefor) {
getNextToken();
if (token == TokenNameLPAREN) {
}
}
forStatement();
- return;
+ return statement;
} else if (token == TokenNamewhile) {
getNextToken();
if (token == TokenNameLPAREN) {
throwSyntaxError("')' expected after 'while' condition.");
}
whileStatement();
- return;
+ 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 {
- throwSyntaxError("'{' expected after 'do' keyword.");
- }
- if (token != TokenNameRBRACE) {
- statementList();
- }
- if (token == TokenNameRBRACE) {
- getNextToken();
- } else {
- throwSyntaxError("'}' expected after 'do' keyword.");
+ statement();
}
if (token == TokenNamewhile) {
getNextToken();
if (token == TokenNameSEMICOLON) {
getNextToken();
} else {
- if (token != TokenNameStopPHP) {
+ if (token != TokenNameINLINE_HTML) {
throwSyntaxError("';' expected after do-while statement.");
}
getNextToken();
}
- return;
+ return statement;
} else if (token == TokenNameforeach) {
getNextToken();
if (token == TokenNameLPAREN) {
} else {
throwSyntaxError("'as' expected after 'foreach' exxpression.");
}
- variable();
+ // variable();
+ foreach_variable();
+ foreach_optional_arg();
if (token == TokenNameEQUAL_GREATER) {
getNextToken();
- variable();
+ variable(false, false);
}
if (token == TokenNameRPAREN) {
getNextToken();
throwSyntaxError("')' expected after 'foreach' expression.");
}
foreachStatement();
- return;
- } else if (token == TokenNamecontinue || token == TokenNamebreak
- || token == TokenNamereturn) {
+ return statement;
+ } else if (token == TokenNamebreak) {
+ expression = null;
getNextToken();
if (token != TokenNameSEMICOLON) {
- expr();
+ expression = expr();
}
if (token == TokenNameSEMICOLON) {
+ sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
} else {
- if (token != TokenNameStopPHP) {
- throwSyntaxError("';' expected after 'continue', 'break' or 'return'.");
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'break'.");
}
+ sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
}
- return;
+ 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 != TokenNameStopPHP) {
+ if (token != TokenNameINLINE_HTML) {
throwSyntaxError("';' expected after 'echo' statement.");
}
getNextToken();
}
- return;
+ return statement;
+ } else if (token == TokenNameINLINE_HTML) {
+ getNextToken();
+ return statement;
// } else if (token == TokenNameprint) {
// getNextToken();
// expression();
// getNextToken();
// }
// return;
- } else if (token == TokenNameglobal || token == TokenNamestatic) {
+ } else if (token == TokenNameglobal) {
getNextToken();
- variableList();
+ global_var_list();
if (token == TokenNameSEMICOLON) {
getNextToken();
} else {
- if (token != TokenNameStopPHP) {
- throwSyntaxError("';' expected after 'global' or 'static' statement.");
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'global' statement.");
}
getNextToken();
}
- return;
+ 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) {
if (token == TokenNameSEMICOLON) {
getNextToken();
} else {
- if (token != TokenNameStopPHP) {
+ if (token != TokenNameINLINE_HTML) {
throwSyntaxError("';' expected after 'unset' statement.");
}
getNextToken();
}
- return;
- // } else if (token == TokenNameexit || token == TokenNamedie) {
- // getNextToken();
- // if (token != TokenNameSEMICOLON) {
- // exitStatus();
- // }
- // if (token == TokenNameSEMICOLON) {
- // getNextToken();
- // } else {
- // if (token != TokenNameStopPHP) {
- // throwSyntaxError("';' expected after 'exit' or 'die'
- // statement.");
- // }
- // getNextToken();
- // }
- // return;
- // } else if (token == TokenNamedefine) {
- // getNextToken();
- // if (token == TokenNameLPAREN) {
- // getNextToken();
- // } else {
- // throwSyntaxError("'(' expected after 'define' keyword.");
- // }
- // expr();
- // if (token == TokenNameCOMMA) {
- // getNextToken();
- // } else {
- // throwSyntaxError("',' expected after first 'define' constant.");
- // }
- // expr();
- // if (token == TokenNameCOMMA) {
- // getNextToken();
- // expr();
- // }
- // if (token == TokenNameRPAREN) {
- // getNextToken();
- // } else {
- // throwSyntaxError("')' expected after 'define' statement.");
- // }
- // if (token == TokenNameSEMICOLON) {
- // getNextToken();
- // } else {
- // if (token != TokenNameStopPHP) {
- // throwSyntaxError("';' expected after 'define' statement.");
- // }
- // getNextToken();
- // }
- // return;
+ return statement;
} else if (token == TokenNamefunction) {
- MethodDeclaration methodDecl = new MethodDeclaration(
- this.compilationUnit.compilationResult);
- methodDecl.declarationSourceStart = scanner
- .getCurrentTokenStartPosition();
+ 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();
- functionDefinition(methodDecl);
- return;
- } else if (token == TokenNamefinal || token == TokenNameabstract
- || token == TokenNameclass || token == TokenNameinterface) {
- TypeDeclaration typeDecl = new TypeDeclaration(
- this.compilationUnit.compilationResult);
- typeDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
- // default super class
- typeDecl.superclass = new SingleTypeReference(TypeConstants.OBJECT, 0);
- compilationUnit.types.add(typeDecl);
+ 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);
- // classBody(typeDecl);
} finally {
+ // reduce stack:
astPtr--;
astLengthPtr--;
}
- return;
+ return statement;
// } else {
// throwSyntaxError("Unexpected keyword '" + keyword + "'");
} else if (token == TokenNameLBRACE) {
getNextToken();
if (token != TokenNameRBRACE) {
- statementList();
+ statement = statementList();
}
if (token == TokenNameRBRACE) {
getNextToken();
- return;
+ return statement;
} else {
throwSyntaxError("'}' expected.");
}
}
if (token == TokenNameSEMICOLON) {
getNextToken();
- return;
+ return statement;
} else {
- if (token != TokenNameStopPHP && token != TokenNameEOF) {
- throwSyntaxError("';' expected after expression (Found token: "
- + scanner.toStringAction(token) + ")");
+ 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_variable:
// variable
while (true) {
- variable();
+ 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) {
checkAndSetModifiers(AccInterface);
getNextToken();
typeDecl.modifiers = this.modifiers;
+ typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
+ typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
- typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
- typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
typeDecl.name = scanner.getCurrentIdentifierSource();
if (token > TokenNameKEYWORD) {
- throwSyntaxError("Don't use a keyword for interface declaration ["
- + scanner.toStringAction(token) + "].", typeDecl.sourceStart,
- typeDecl.sourceEnd);
+ 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();
+ interface_extends_list(typeDecl);
} else {
- typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
- typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
- typeDecl.name = new char[]{' '};
- throwSyntaxError("Interface name expected after keyword 'interface'.",
- typeDecl.sourceStart, typeDecl.sourceEnd);
+ typeDecl.name = new char[] { ' ' };
+ throwSyntaxError("Interface name expected after keyword 'interface'.", typeDecl.sourceStart, typeDecl.sourceEnd);
return;
}
} else {
// '{' 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.sourceStart = scanner.getCurrentTokenStartPosition();
- typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
typeDecl.name = scanner.getCurrentIdentifierSource();
if (token > TokenNameKEYWORD) {
- throwSyntaxError("Don't use a keyword for class declaration ["
- + scanner.toStringAction(token) + "].", typeDecl.sourceStart,
- typeDecl.sourceEnd);
+ 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) {
- getNextToken();
- if (token == TokenNameIdentifier) {
- getNextToken();
- } else {
- throwSyntaxError("Class name expected after keyword 'extends'.",
- scanner.getCurrentTokenStartPosition(), scanner
- .getCurrentTokenEndPosition());
- }
+ interface_extends_list(typeDecl);
+ // getNextToken();
+ // if (token != TokenNameIdentifier) {
+ // throwSyntaxError("Class name expected after keyword
+ // 'extends'.",
+ // scanner.getCurrentTokenStartPosition(), scanner
+ // .getCurrentTokenEndPosition());
+ // }
}
- implements_list();
+ implements_list(typeDecl);
} else {
- typeDecl.sourceStart = scanner.getCurrentTokenStartPosition();
- typeDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
- typeDecl.name = new char[]{' '};
- throwSyntaxError("Class name expected after keyword 'class'.",
- typeDecl.sourceStart, typeDecl.sourceEnd);
+ typeDecl.name = new char[] { ' ' };
+ throwSyntaxError("Class name expected after keyword 'class'.", typeDecl.sourceStart, typeDecl.sourceEnd);
return;
}
}
if (token == TokenNameLBRACE) {
getNextToken();
if (token != TokenNameRBRACE) {
- class_statement_list();
+ 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();
throwSyntaxError("'{' expected at start of class body.");
}
}
+
private void class_entry_type() {
// T_CLASS
// | T_ABSTRACT T_CLASS
throwSyntaxError("Keyword 'class' 'final' or 'abstract' expected");
}
}
- private void interface_extends_list() {
+
+ 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) {
interface_list();
}
}
- private void implements_list() {
+
+ private void implements_list(TypeDeclaration typeDecl) {
// /* empty */
// | T_IMPLEMENTS interface_list
if (token == TokenNameimplements) {
interface_list();
}
}
+
private void interface_list() {
// interface_list:
// fully_qualified_class_name
getNextToken();
} while (true);
}
+
// private void classBody(TypeDeclaration typeDecl) {
// //'{' [class-element-list] '}'
// if (token == TokenNameLBRACE) {
// throwSyntaxError("'{' expected at start of class body.");
// }
// }
- private void class_statement_list() {
+ private void class_statement_list(ArrayList list) {
do {
- class_statement();
- } while (token == TokenNamepublic || token == TokenNameprotected
- || token == TokenNameprivate || token == TokenNamestatic
- || token == TokenNameabstract || token == TokenNamefinal
- || token == TokenNamefunction || token == TokenNamevar);
+ 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() {
+
+ 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);
+ 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();
- class_variable_declaration();
} else {
boolean hasModifiers = member_modifiers();
if (token == TokenNamefunction) {
if (!hasModifiers) {
checkAndSetModifiers(AccPublic);
}
- MethodDeclaration methodDecl = new MethodDeclaration(
- this.compilationUnit.compilationResult);
- methodDecl.declarationSourceStart = scanner
- .getCurrentTokenStartPosition();
+ MethodDeclaration methodDecl = new MethodDeclaration(this.compilationUnit.compilationResult);
+ methodDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
methodDecl.modifiers = this.modifiers;
- getNextToken();
- functionDefinition(methodDecl);
+ 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();
+ class_variable_declaration(declarationSourceStart, list);
}
}
- // if (token == TokenNamefunction) {
- // MethodDeclaration methodDecl = new MethodDeclaration(
- // this.compilationUnit.compilationResult);
- // methodDecl.declarationSourceStart = scanner
- // .getCurrentTokenStartPosition();
- // getNextToken();
- // functionDefinition(methodDecl);
- // } else if (token == TokenNamevar) {
- // getNextToken();
- // classProperty();
- // } else {
- // throwSyntaxError("'function' or 'var' expected.");
- // }
}
+
+ private void class_constant_declaration(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
// if (token == TokenNamevar) {
// checkAndSetModifiers(AccPublic);
// reportSyntaxError(
- // "Keyword 'var' is deprecated. Please use 'public' 'private' or 'protected'
+ // "Keyword 'var' is deprecated. Please use 'public' 'private' or
+ // 'protected'
// modifier for field declarations.",
// scanner.getCurrentTokenStartPosition(), scanner
// .getCurrentTokenEndPosition());
}
return foundToken;
}
- private void class_variable_declaration() {
+
+ 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("'$this' not allowed after keyword 'public' 'protected' 'private' 'var'.");
- }
- throwSyntaxError("Variable expected keyword 'public' 'protected' 'private' 'var'.");
+ // if (token == TokenNamethis) {
+ // throwSyntaxError("'$this' not allowed after keyword 'public'
+ // 'protected' 'private' 'var'.");
+ // }
+ throwSyntaxError("Variable expected after keyword 'public' 'protected' 'private' 'var'.");
}
if (token != TokenNameCOMMA) {
break;
}
getNextToken();
}
+
private void functionDefinition(MethodDeclaration methodDecl) {
+ boolean isAbstract = false;
if (astPtr == 0) {
- compilationUnit.types.add(methodDecl);
+ if (compilationUnit != null) {
+ compilationUnit.types.add(methodDecl);
+ }
} else {
- AstNode node = astStack[astPtr];
+ ASTNode node = astStack[astPtr];
if (node instanceof TypeDeclaration) {
TypeDeclaration typeDecl = ((TypeDeclaration) node);
if (typeDecl.methods == null) {
- typeDecl.methods = new AbstractMethodDeclaration[]{methodDecl};
+ typeDecl.methods = new AbstractMethodDeclaration[] { methodDecl };
} else {
AbstractMethodDeclaration[] newMethods;
- System
- .arraycopy(
- typeDecl.methods,
- 0,
- newMethods = new AbstractMethodDeclaration[typeDecl.methods.length + 1],
- 1, typeDecl.methods.length);
- newMethods[0] = methodDecl;
+ 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);
}
}
- functionDeclarator(methodDecl);
- functionBody(methodDecl);
}
+
private void functionDeclarator(MethodDeclaration methodDecl) {
//identifier '(' [parameter-list] ')'
if (token == TokenNameAND) {
getNextToken();
}
- if (token == TokenNameIdentifier) {
- methodDecl.sourceStart = scanner.getCurrentTokenStartPosition();
- methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
+ methodDecl.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) {
- parameterList();
+ parameter_list(methodDecl);
}
if (token != TokenNameRPAREN) {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("')' expected in function declaration.");
} else {
methodDecl.bodyStart = scanner.getCurrentTokenEndPosition() + 1;
getNextToken();
}
} else {
- if (token > TokenNameKEYWORD) {
- throwSyntaxError("Don't use keyword for function declaration [" + token
- + "].");
- }
+ methodDecl.selector = "<undefined>".toCharArray();
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("Function name expected after keyword 'function'.");
}
}
+
//
- private void parameterList() {
- //parameter-declaration
- //parameter-list ',' parameter-declaration
- do {
- parameterDeclaration();
- if (token != TokenNameCOMMA) {
- break;
- }
- getNextToken();
- } while (true);
+ private void parameter_list(MethodDeclaration methodDecl) {
+ // non_empty_parameter_list
+ // | /* empty */
+ non_empty_parameter_list(methodDecl, true);
}
- 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) {
+
+ 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();
- static_scalar();
}
return;
}
- if (token == TokenNamethis) {
- throwSyntaxError("Reserved word '$this' not allowed in parameter declaration.");
+ if (!empty_allowed) {
+ throwSyntaxError("Identifier expected in parameter list.");
}
}
+
+ private void optional_class_type() {
+ // /* empty */
+ //| T_STRING
+ }
+
+ // private void parameterDeclaration() {
+ // //variable
+ // //variable-reference
+ // if (token == TokenNameAND) {
+ // getNextToken();
+ // if (isVariable()) {
+ // getNextToken();
+ // } else {
+ // throwSyntaxError("Variable expected after reference operator '&'.");
+ // }
+ // }
+ // //variable '=' constant
+ // if (token == TokenNameVariable) {
+ // getNextToken();
+ // if (token == TokenNameEQUAL) {
+ // getNextToken();
+ // static_scalar();
+ // }
+ // return;
+ // }
+ // // if (token == TokenNamethis) {
+ // // throwSyntaxError("Reserved word '$this' not allowed in parameter
+ // // declaration.");
+ // // }
+ // }
+
private void labeledStatementList() {
if (token != TokenNamecase && token != TokenNamedefault) {
throwSyntaxError("'case' or 'default' expected.");
expr(); //constant();
if (token == TokenNameCOLON || token == TokenNameSEMICOLON) {
getNextToken();
- if (token == TokenNamecase || token == TokenNamedefault) { // empty
- // case
- // statement
- // ?
+ if (token == TokenNamecase || token == TokenNamedefault) {
+ // empty case statement ?
continue;
}
statementList();
// statementList();
// }
else {
- throwSyntaxError("':' character after 'case' constant expected (Found token: "
- + scanner.toStringAction(token) + ")");
+ throwSyntaxError("':' character expected after 'case' constant (Found token: " + scanner.toStringAction(token) + ")");
}
} else { // TokenNamedefault
getNextToken();
- if (token == TokenNameCOLON) {
+ if (token == TokenNameCOLON || token == TokenNameSEMICOLON) {
getNextToken();
- statementList();
+ if (token == TokenNameRBRACE) {
+ // empty default case
+ break;
+ }
+ if (token != TokenNamecase) {
+ statementList();
+ }
} else {
- throwSyntaxError("':' character after 'default' expected.");
+ throwSyntaxError("':' character expected after 'default'.");
}
}
} while (token == TokenNamecase || token == TokenNamedefault);
}
- // public void labeledStatement() {
- // if (token == TokenNamecase) {
- // getNextToken();
- // constant();
- // if (token == TokenNameDDOT) {
- // getNextToken();
- // statement();
- // } else {
- // throwSyntaxError("':' character after 'case' constant expected.");
- // }
- // return;
- // } else if (token == TokenNamedefault) {
- // getNextToken();
- // if (token == TokenNameDDOT) {
- // getNextToken();
- // statement();
- // } else {
- // throwSyntaxError("':' character after 'default' expected.");
- // }
- // return;
- // }
- // }
- // public void expressionStatement() {
- // }
- // private void inclusionStatement() {
- // }
- // public void compoundStatement() {
- // }
- // public void selectionStatement() {
- // }
- //
- // public void iterationStatement() {
- // }
- //
- // public void jumpStatement() {
- // }
- //
- // public void outputStatement() {
- // }
- //
- // public void scopeStatement() {
- // }
- //
- // public void flowStatement() {
- // }
- //
- // public void definitionStatement() {
- // }
- private void ifStatement() {
- // ':' statement-list [elseif-list] [else-colon-statement] 'endif' ';'
- if (token == TokenNameCOLON) {
- getNextToken();
- if (token != TokenNameendif) {
- statementList();
- switch (token) {
- case TokenNameelse :
- getNextToken();
- if (token == TokenNameCOLON) {
- getNextToken();
- if (token != TokenNameendif) {
- statementList();
- }
- } else {
- if (token == TokenNameif) { //'else if'
- getNextToken();
- elseifStatementList();
- } else {
- throwSyntaxError("':' expected after 'else'.");
- }
- }
- break;
- case TokenNameelseif :
- getNextToken();
- elseifStatementList();
- break;
+
+ 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) {
+ assignedVariableSet.addAll(set);
}
}
- if (token != TokenNameendif) {
- throwSyntaxError("'endif' expected.");
+ }
+ try {
+ pushIfVariableSet();
+ new_else_single(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null) {
+ HashSet topSet = peekVariableSet();
+ if (topSet != 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();
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after if-statement.");
+ }
+ }
+
+ 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) {
+ assignedVariableSet.addAll(set);
+ }
+ }
+ }
+ try {
+ pushIfVariableSet();
+ else_single(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null) {
+ HashSet topSet = peekVariableSet();
+ if (topSet != 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();
- } else {
- // statement [else-statement]
- statement(TokenNameEOF);
- if (token == TokenNameelseif) {
+ if (token == TokenNameLPAREN) {
getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'elseif' keyword.");
- }
- expr();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'elseif' condition.");
- }
- ifStatement();
- } else if (token == TokenNameelse) {
+ } else {
+ throwSyntaxError("'(' expected after 'elseif' keyword.");
+ }
+ e = expr();
+ conditionList.add(e);
+ if (token == TokenNameRPAREN) {
getNextToken();
- statement(TokenNameEOF);
+ } 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 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;
+
+ 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.");
}
- } while (true);
+ 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 elseifStatement() {
- if (token == TokenNameLPAREN) {
+
+ private void else_single(IfStatement iState) {
+ // /* empty */
+ // T_ELSE statement
+ if (token == TokenNameelse) {
getNextToken();
- expr();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected in else-if-statement.");
- }
+ 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) {
- throwSyntaxError("':' expected in else-if-statement.");
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ } else {
+ throwSyntaxError("':' expected after 'else' keyword.");
}
- getNextToken();
- if (token != TokenNameendif) {
- statementList();
+ 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();
}
}
+
private void forStatement() {
if (token == TokenNameCOLON) {
getNextToken();
}
getNextToken();
} else {
- statement(TokenNameEOF);
+ statement();
}
}
+
private void whileStatement() {
// ':' statement-list 'endwhile' ';'
if (token == TokenNameCOLON) {
}
getNextToken();
} else {
- statement(TokenNameEOF);
+ statement();
}
}
+
private void foreachStatement() {
if (token == TokenNameCOLON) {
getNextToken();
}
getNextToken();
} else {
- statement(TokenNameEOF);
+ statement();
}
}
+
// private void exitStatus() {
// if (token == TokenNameLPAREN) {
// getNextToken();
}
} while (true);
}
- private void expr() {
- //todo: find a better way to get the expression
- // expression = new StringBuffer();
- // for (int i = chIndx; i < str.length(); i++) {
- // if (str.charAt(i) == ';') {
- // break;
- // }
- // expression.append(str.charAt(i));
- // }
- // if (token == TokenNameSTRING_CONSTANT || token ==
- // TokenNameINTERPOLATED_STRING) {
- // getNextToken();
- // } else {
- logicalinclusiveorExpression();
- // while (token != TokenNameSEMICOLON) {
- // getNextToken();
- // // }
+
+ 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 void expr_without_variable() {
- // String ident;
- char[] ident;
- boolean castFlag = false;
- boolean arrayFlag = false;
- switch (token) {
- case TokenNameisset :
- case TokenNameempty :
- case TokenNameeval :
- case TokenNameinclude :
- case TokenNameinclude_once :
- case TokenNamerequire :
- case TokenNamerequire_once :
- internal_functions_in_yacc();
- break;
- case TokenNamenew :
+
+ 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();
- expr();
- break;
- //
- // case TokenNamenull :
- // getNextToken();
- // break;
- // case TokenNamefalse :
- // getNextToken();
- // break;
- // case TokenNametrue :
- // getNextToken();
- // break;
- case TokenNameStringConstant :
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected after keyword 'isset'");
+ }
getNextToken();
- break;
- case TokenNameHEREDOC :
- case TokenNameStringInterpolated :
- case TokenNameStringLiteral :
+ isset_variables();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after keyword 'isset'");
+ }
getNextToken();
break;
- case TokenNameLPAREN :
+ case TokenNameempty:
getNextToken();
- if (token == TokenNameIdentifier) {
- // check if identifier is a type:
- // ident = identifier;
- ident = scanner.getCurrentIdentifierSource();
- String str = new String(ident).toLowerCase();
- for (int i = 0; i < PHP_TYPES.length; i++) {
- if (PHP_TYPES[i].equals(str)) {
- castFlag = true;
- if (PHP_TYPES[i].equals("array")) {
- arrayFlag = true;
- }
- break;
- }
- }
- }
- if (castFlag) {
- getNextToken();
- if (arrayFlag && token == TokenNameLPAREN) {
- getNextToken();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- expr();
- if (token != TokenNameRPAREN) {
- throwSyntaxError(") expected after 'array('.");
- }
- }
- }
- if (token != TokenNameRPAREN) {
- throwSyntaxError(") expected after cast-type '" + str + "'.");
- }
- getNextToken();
- expr();
- break;
- } else {
- expr();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected after keyword 'empty'");
}
+ getNextToken();
+ variable(true, false);
if (token != TokenNameRPAREN) {
- throwSyntaxError(") expected in postfix-expression.");
+ throwSyntaxError("')' expected after keyword 'empty'");
}
getNextToken();
break;
- case TokenNameDoubleLiteral :
- getNextToken();
+ case TokenNameeval:
+ case TokenNameinclude:
+ case TokenNameinclude_once:
+ case TokenNamerequire:
+ case TokenNamerequire_once:
+ internal_functions_in_yacc();
break;
- case TokenNameIntegerLiteral :
+ // | '(' expr ')'
+ case TokenNameLPAREN:
getNextToken();
+ expr();
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ } else {
+ throwSyntaxError("')' expected in expression.");
+ }
break;
- case TokenNameDOLLAR_LBRACE :
+ // | 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();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected after indirect variable token '${'.");
- }
+ break;
+ case TokenNameexit:
getNextToken();
+ exit_expr();
break;
- case TokenNameVariable :
- case TokenNamethis :
- ident = scanner.getCurrentIdentifierSource();
+ // 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();
- if (token == TokenNameLBRACE) {
- getNextToken();
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected after variable '"
- + new String(ident) + "' in variable-expression.");
+ 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();
- } else if (token == TokenNameLPAREN) {
- getNextToken();
- if (token != TokenNameRPAREN) {
- expressionList();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after variable '"
- + new String(ident) + "' in postfix-expression.");
+ }
+ 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;
- case TokenNameIdentifier :
- ident = scanner.getCurrentIdentifierSource();
+ //| '"' encaps_list '"'
+ case TokenNameEncapsedString2:
+ scanner.encapsedStringStack.push(new Character('"'));
getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- if (token != TokenNameRPAREN) {
- expressionList();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after identifier '"
- + new String(ident) + "' in postfix-expression."
- + "(Found token: " + scanner.toStringAction(token) + ")");
+ 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 TokenNamearray :
+ 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) {
}
array_pair_list();
if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'array'"
- + "(Found token: " + scanner.toStringAction(token) + ")");
+ throwSyntaxError("')' or ',' expected after keyword 'array'" + "(Found token: " + scanner.toStringAction(token) + ")");
}
getNextToken();
} else {
- throwSyntaxError("'(' expected after keyword 'array'"
- + "(Found token: " + scanner.toStringAction(token) + ")");
+ throwSyntaxError("'(' expected after keyword 'array'" + "(Found token: " + scanner.toStringAction(token) + ")");
}
break;
- case TokenNameprint :
- getNextToken();
- expr();
- break;
- case TokenNameexit :
- getNextToken();
- exit_expr();
- break;
- case TokenNamelist :
+ case TokenNamelist:
+ // | T_LIST '(' assignment_list ')' '=' expr
getNextToken();
if (token == TokenNameLPAREN) {
getNextToken();
- if (token == TokenNameCOMMA) {
- getNextToken();
- }
- expressionList();
+ assignment_list();
if (token != TokenNameRPAREN) {
throwSyntaxError("')' expected after 'list' keyword.");
}
getNextToken();
- // if (token == TokenNameSET) {
- // getNextToken();
- // logicalinclusiveorExpression();
- // }
+ if (token != TokenNameEQUAL) {
+ throwSyntaxError("'=' expected after 'list' keyword.");
+ }
+ getNextToken();
+ expr();
} else {
throwSyntaxError("'(' expected after 'list' keyword.");
}
break;
- // case TokenNameexit :
- // getNextToken();
- // if (token != TokenNameSEMICOLON) {
- // exitStatus();
- // }
- // if (token == TokenNameSEMICOLON) {
- // getNextToken();
- // } else {
- // if (token != TokenNameStopPHP) {
- // throwSyntaxError("';' expected after 'exit' expression.");
- // }
- // getNextToken();
- // }
- // break;
- // case TokenNamedie :
- // getNextToken();
- // if (token != TokenNameSEMICOLON) {
- // exitStatus();
- // }
- // if (token == TokenNameSEMICOLON) {
- // getNextToken();
- // } else {
- // if (token != TokenNameStopPHP) {
- // throwSyntaxError("';' expected after 'die' expression.");
- // }
- // }
- // break;
- // case TokenNamearray :
- // getNextToken();
- // if (token == TokenNameARGOPEN) {
- // getNextToken();
- // if (token == TokenNameCOMMA) {
- // getNextToken();
- // }
- // expressionList();
- // if (token != TokenNameARGCLOSE) {
- // throwSyntaxError("')' expected after 'list' keyword.");
- // }
- // getNextToken();
- // if (token == TokenNameSET) {
- // getNextToken();
- // logicalinclusiveorExpression();
- // }
- // } else {
- // throwSyntaxError("'(' expected after 'list' keyword.");
- // }
- // break;
- }
- boolean while_flag = true;
- do {
- switch (token) {
- case TokenNameLBRACKET :
- getNextToken();
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("] expected in postfix-expression.");
- }
- getNextToken();
- break;
- case TokenNamePAAMAYIM_NEKUDOTAYIM :
- // ::
- case TokenNameMINUS_GREATER :
- // ->
- getNextToken();
- if (token > TokenNameKEYWORD) {
- ident = scanner.getCurrentIdentifierSource();
- // setMarker(
- // "Avoid using keyword '"
- // + new String(ident)
- // + "' as variable name.",
- // rowCount,
- // PHPParser.INFO);
- // setMarker(
- // "Avoid using keyword '" + new String(ident) + "' as
- // variable name.",
- // scanner.getCurrentTokenStartPosition(),
- // scanner.getCurrentTokenEndPosition(),
- // INFO);
+ 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;
+ 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 TokenNameVariable :
- ident = scanner.getCurrentIdentifierSource();
- getNextToken();
- // if (token == TokenNameARGOPEN) {
- // getNextToken();
- // expressionList();
- // if (token != TokenNameARGCLOSE) {
- // throwSyntaxError(") expected after variable '" +
- // ident + "'.");
- // }
- // getNextToken();
- // }
- break;
- case TokenNameIdentifier :
- //ident = scanner.getCurrentIdentifierSource();
- getNextToken();
- break;
- case TokenNameLBRACE :
- getNextToken();
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("} expected in postfix-expression.");
- }
- getNextToken();
- break;
- default :
- throwSyntaxError("Syntax error after '->' token.");
+ }
+
+ switch (token) {
+ case TokenNameEQUAL:
+ if (lhs != null && lhs instanceof FieldReference) {
+ addVariableSet(((FieldReference) lhs).token);
}
- while (token == TokenNameLBRACKET || token == TokenNameLPAREN
- || token == TokenNameLBRACE) {
- if (token == TokenNameLBRACKET) {
+ // if (lhsVar != null) {
+ // addVariableSet(lhsVar);
+ // }
+ getNextToken();
+ if (token == TokenNameAND) {
+ getNextToken();
+ if (token == TokenNamenew) {
+ // | variable '=' '&' T_NEW class_name_reference
+ // ctor_arguments
getNextToken();
- expressionList();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("] expected after '->'.");
+ 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;
+ }
+ }
}
- getNextToken();
- } else if (token == TokenNameLPAREN) {
- getNextToken();
- expressionList();
- if (token != TokenNameRPAREN) {
- throwSyntaxError(") expected after '->'.");
+ } 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;
+ }
+ }
}
- getNextToken();
- } else if (token == TokenNameLBRACE) {
- getNextToken();
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("} expected after '->'.");
+ }
+ } 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;
+ }
}
- getNextToken();
+ }
+ }
+ 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_PLUS :
+ 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 TokenNameMINUS_MINUS :
+ case TokenNamePLUS_PLUS:
+ case TokenNameMINUS_MINUS:
getNextToken();
break;
- default :
- while_flag = false;
+ 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;
}
- } while (while_flag);
+ 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 */
getNextToken();
}
}
+
private void non_empty_array_pair_list() {
//non_empty_array_pair_list:
// non_empty_array_pair_list ',' expr T_DOUBLE_ARROW expr
//| expr T_DOUBLE_ARROW '&' w_variable
//| '&' w_variable
while (true) {
- expr();
if (token == TokenNameAND) {
getNextToken();
- variable();
- return;
- } else if (token == TokenNameEQUAL_GREATER) {
- getNextToken();
+ variable(true, false);
+ } else {
+ expr();
if (token == TokenNameAND) {
getNextToken();
- variable();
- } else {
- expr();
+ variable(true, false);
+ } else if (token == TokenNameEQUAL_GREATER) {
+ getNextToken();
+ if (token == TokenNameAND) {
+ getNextToken();
+ variable(true, false);
+ } else {
+ expr();
+ }
}
}
if (token != TokenNameCOMMA) {
}
}
}
- private void unaryExpression() {
- switch (token) {
- case TokenNamePLUS_PLUS :
- getNextToken();
- unaryExpression();
- break;
- case TokenNameMINUS_MINUS :
- getNextToken();
- unaryExpression();
- break;
- // '@' '&' '*' '+' '-' '~' '!'
- case TokenNameAT :
+
+ // 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 == TokenNameinclude || token == TokenNameinclude_once
- || token == TokenNamerequire || token == TokenNamerequire_once) {
- statement(TokenNameAT);
+ if (token == TokenNameIdentifier) {
+ // class _constant
+ getNextToken();
} else {
- expr_without_variable(); // castExpression();
+ // static member:
+ variable_without_objects(true, false);
}
break;
- case TokenNameAND :
- getNextToken();
- castExpression();
- break;
- case TokenNameMULTIPLY :
- getNextToken();
- castExpression();
- break;
- case TokenNamePLUS :
- getNextToken();
- castExpression();
- break;
- case TokenNameMINUS :
- getNextToken();
- castExpression();
- break;
- case TokenNameTWIDDLE :
- getNextToken();
- castExpression();
- break;
- case TokenNameNOT :
+ }
+ } 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();
- castExpression();
+ w_variable(true);
+ } else {
+ // if (token == TokenNameIdentifier || token ==
+ // TokenNameVariable
+ // || token == TokenNameDOLLAR) {
+ // variable();
+ // } else {
+ expr_without_variable(true);
+ // }
+ }
+ if (token != TokenNameCOMMA) {
break;
- default :
- expr_without_variable();
+ }
+ getNextToken();
+ }
+ }
+
+ private void fully_qualified_class_name() {
+ if (token == TokenNameIdentifier) {
+ getNextToken();
+ } else {
+ throwSyntaxError("Class name expected.");
}
}
- private void castExpression() {
- // if (token == TokenNameARGOPEN) {
+
+ 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
+ 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();
- // typeName();
- // if (token != TokenNameARGCLOSE) {
- // throwSyntaxError(") expected after cast-expression.");
+ // if (token == TokenNameLPAREN) {
+ // functionCall = true;
// }
- // getNextToken();
+ // token = tempToken;
+ // scanner.currentPosition = tempPosition;
+ // scanner.phpMode = true;
+ // }
+ // if (functionCall) {
+ return function_call(lefthandside, ignoreVar);
+ // } else {
+ // base_variable();
// }
- unaryExpression();
}
- private void assignExpression() {
- castExpression();
- if (token == TokenNameEQUAL) { // =
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameDOT_EQUAL) { // .=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameEQUAL_GREATER) { // =>
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNamePLUS_EQUAL) { // +=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameMINUS_EQUAL) { // -=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameMULTIPLY_EQUAL) { // *=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameDIVIDE_EQUAL) { // *=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameREMAINDER_EQUAL) { // %=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameAND_EQUAL) { // &=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameOR_EQUAL) { // |=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameXOR_EQUAL) { // ^=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameLEFT_SHIFT_EQUAL) { // <<=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameRIGHT_SHIFT_EQUAL) { // >>=
- getNextToken();
- logicalinclusiveorExpression();
- } else if (token == TokenNameTWIDDLE_EQUAL) { // ~=
- getNextToken();
- logicalinclusiveorExpression();
+
+ 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()");
}
- }
- private void multiplicativeExpression() {
- do {
- assignExpression();
- if (token != TokenNameMULTIPLY && token != TokenNameDIVIDE
- && token != TokenNameREMAINDER) {
- return;
- }
- getNextToken();
- } while (true);
- }
- private void concatenationExpression() {
- do {
- multiplicativeExpression();
- if (token != TokenNameDOT) {
- return;
+ if (token == TokenNameIdentifier) {
+ static_member();
+ } else {
+ while (token == TokenNameDOLLAR) {
+ getNextToken();
}
- getNextToken();
- } while (true);
+ reference_variable(false, false);
+ }
+ return ref;
}
- private void additiveExpression() {
- do {
- concatenationExpression();
- if (token != TokenNamePLUS && token != TokenNameMINUS) {
- return;
+
+ // private void simple_indirect_reference() {
+ // // simple_indirect_reference:
+ // // '$'
+ // //| simple_indirect_reference '$'
+ // }
+ private Expression reference_variable(boolean lefthandside, boolean ignoreVar) {
+ // reference_variable:
+ // reference_variable '[' dim_offset ']'
+ // | reference_variable '{' expr '}'
+ // | compound_variable
+ Expression ref = null;
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: reference_variable()");
+ }
+ ref = compound_variable(lefthandside, ignoreVar);
+ while (true) {
+ if (token == TokenNameLBRACE) {
+ ref = null;
+ getNextToken();
+ expr();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in reference variable.");
+ }
+ getNextToken();
+ } else if (token == TokenNameLBRACKET) {
+ if (ref != null && ref instanceof FieldReference) {
+ FieldReference fref = (FieldReference) ref;
+ addVariableSet(fref.token);
+ }
+ ref = null;
+ getNextToken();
+ if (token != TokenNameRBRACKET) {
+ expr();
+ // dim_offset();
+ if (token != TokenNameRBRACKET) {
+ throwSyntaxError("']' expected in reference variable.");
+ }
+ }
+ getNextToken();
+ } else {
+ break;
}
- getNextToken();
- } while (true);
+ }
+ return ref;
}
- private void shiftExpression() {
- do {
- additiveExpression();
- if (token != TokenNameLEFT_SHIFT && token != TokenNameRIGHT_SHIFT) {
- return;
+
+ private Expression compound_variable(boolean lefthandside, boolean ignoreVar) {
+ // compound_variable:
+ // T_VARIABLE
+ // | '$' '{' 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();
- } while (true);
- }
- private void relationalExpression() {
- do {
- shiftExpression();
- if (token != TokenNameLESS && token != TokenNameGREATER
- && token != TokenNameLESS_EQUAL && token != TokenNameGREATER_EQUAL) {
- return;
+ return ref;
+ } else {
+ // because of simple_indirect_reference
+ while (token == TokenNameDOLLAR) {
+ getNextToken();
}
- getNextToken();
- } while (true);
- }
- private void identicalExpression() {
- do {
- relationalExpression();
- if (token != TokenNameEQUAL_EQUAL_EQUAL
- && token != TokenNameNOT_EQUAL_EQUAL) {
- return;
+ if (token != TokenNameLBRACE) {
+ reportSyntaxError("'{' expected after compound variable token '$'.");
+ return null;
}
getNextToken();
- } while (true);
- }
- private void equalityExpression() {
- do {
- identicalExpression();
- if (token != TokenNameEQUAL_EQUAL && token != TokenNameNOT_EQUAL) {
- return;
+ expr();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected after compound variable token '$'.");
}
getNextToken();
- } while (true);
+ }
+ 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 ternaryExpression() {
- equalityExpression();
- if (token == TokenNameQUESTION) {
- getNextToken();
- expr();
- if (token == TokenNameCOLON) {
+
+ 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 {
- throwSyntaxError("':' expected in ternary operator '? :'.");
+ break;
}
}
}
- private void andExpression() {
- do {
- ternaryExpression();
- if (token != TokenNameAND) {
- return;
+
+ 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();
- } while (true);
- }
- private void exclusiveorExpression() {
- do {
- andExpression();
- if (token != TokenNameXOR) {
- return;
+ } else {
+ if (token != TokenNameLBRACE) {
+ throwSyntaxError("'{' expected in variable name.");
}
getNextToken();
- } while (true);
- }
- private void inclusiveorExpression() {
- do {
- exclusiveorExpression();
- if (token != TokenNameOR) {
- return;
+ expr();
+ if (token != TokenNameRBRACE) {
+ throwSyntaxError("'}' expected in variable name.");
}
getNextToken();
- } while (true);
+ }
}
- private void booleanandExpression() {
- do {
- inclusiveorExpression();
- if (token != TokenNameAND_AND) {
- return;
- }
- getNextToken();
- } while (true);
+
+ private void r_variable() {
+ variable(false, false);
}
- private void booleanorExpression() {
- do {
- booleanandExpression();
- if (token != TokenNameOR_OR) {
- return;
- }
- getNextToken();
- } while (true);
+
+ private void w_variable(boolean lefthandside) {
+ variable(lefthandside, false);
}
- private void logicalandExpression() {
- do {
- booleanorExpression();
- if (token != TokenNameAND) {
- return;
- }
- getNextToken();
- } while (true);
+
+ private void rw_variable() {
+ variable(false, false);
}
- private void logicalexclusiveorExpression() {
- do {
- logicalandExpression();
- if (token != TokenNameXOR) {
- return;
- }
+
+ 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();
- } while (true);
+ object_property();
+ method_or_not();
+ variable_properties();
+ }
+ return ref;
}
- private void logicalinclusiveorExpression() {
- do {
- logicalexclusiveorExpression();
- if (token != TokenNameOR) {
- return;
- }
+
+ 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();
- } while (true);
+ object_property();
+ method_or_not();
+ } else {
+ throwSyntaxError("'->' expected in variable_property.");
+ }
}
- // public void assignmentExpression() {
- // if (token == TokenNameVARIABLE) {
- // getNextToken();
- // if (token == TokenNameSET) {
- // getNextToken();
- // logicalinclusiveorExpression();
- // }
- // } else {
- // logicalinclusiveorExpression();
- // }
- // }
- private void variableList() {
- do {
- variable();
- if (token == TokenNameCOMMA) {
+
+ 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();
- } else {
- break;
+ return;
}
- } while (true);
- }
- private void variable() {
- if (token == TokenNameDOLLAR_LBRACE) {
- getNextToken();
- expr();
- ;
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected after indirect variable token '${'.");
+ non_empty_function_call_parameter_list();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected in method_or_not.");
}
getNextToken();
- } else {
- if (token == TokenNameVariable) {
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected in variable-list.");
- }
- getNextToken();
- } else if (token == TokenNameEQUAL) {
- getNextToken();
- static_scalar();
- }
- } else {
- throwSyntaxError("$-variable expected in variable-list.");
- }
}
}
+
private void exit_expr() {
// /* empty */
// | '(' ')'
}
getNextToken();
}
- private void internal_functions_in_yacc() {
- switch (token) {
- case TokenNameisset :
- // T_ISSET '(' isset_variables ')'
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'isset'");
- }
- getNextToken();
- isset_variables();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'isset'");
- }
+
+ 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 TokenNameempty :
- // T_EMPTY '(' variable ')'
+ case TokenNameLBRACE:
+ // scanner.encapsedStringStack.pop();
getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'empty'");
- }
+ break;
+ case TokenNameRBRACE:
+ // scanner.encapsedStringStack.pop();
getNextToken();
- variable();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'empty'");
- }
+ break;
+ case TokenNameLBRACKET:
+ // scanner.encapsedStringStack.pop();
getNextToken();
break;
- case TokenNameinclude :
- //T_INCLUDE expr
+ case TokenNameRBRACKET:
+ // scanner.encapsedStringStack.pop();
getNextToken();
- expr();
break;
- case TokenNameinclude_once :
- // T_INCLUDE_ONCE expr
+ case TokenNameMINUS_GREATER:
+ // scanner.encapsedStringStack.pop();
getNextToken();
- expr();
break;
- case TokenNameeval :
- // T_EVAL '(' expr ')'
+ 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();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'eval'");
+ expr(); //encaps_var_offset();
+ if (token != TokenNameRBRACKET) {
+ throwSyntaxError("']' expected after variable.");
}
+ // scanner.encapsedStringStack.pop();
getNextToken();
- expr();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'eval'");
+ // }
+ } else if (token == TokenNameMINUS_GREATER) {
+ getNextToken();
+ if (token != TokenNameIdentifier) {
+ throwSyntaxError("Identifier expected after '->'.");
}
+ // scanner.encapsedStringStack.pop();
getNextToken();
- break;
- case TokenNamerequire :
- //T_REQUIRE expr
+ }
+ // 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();
- break;
- case TokenNamerequire_once :
- // T_REQUIRE_ONCE 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();
- break;
+ 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 ','
throwSyntaxError("Variable expected after keyword 'isset'");
}
while (true) {
- variable();
+ variable(true, false);
if (token == TokenNameCOMMA) {
getNextToken();
} else {
}
}
}
+
private boolean common_scalar() {
// common_scalar:
// T_LNUMBER
// | T_METHOD_C
// | T_FUNC_C
switch (token) {
- case TokenNameIntegerLiteral :
- getNextToken();
- return true;
- case TokenNameDoubleLiteral :
- getNextToken();
- return true;
- case TokenNameStringLiteral :
- getNextToken();
- return true;
- case TokenNameStringConstant :
- getNextToken();
- return true;
- case TokenNameStringInterpolated :
- getNextToken();
- return true;
- case TokenNameFILE :
- getNextToken();
- return true;
- case TokenNameLINE :
- getNextToken();
- return true;
- case TokenNameCLASS_C :
- getNextToken();
- return true;
- case TokenNameMETHOD_C :
- getNextToken();
- return true;
- case TokenNameFUNC_C :
- getNextToken();
- return true;
+ 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
return;
}
switch (token) {
- case TokenNameIdentifier :
+ case TokenNameIdentifier:
+ getNextToken();
+ // static_class_constant:
+ // T_STRING T_PAAMAYIM_NEKUDOTAYIM T_STRING
+ if (token == TokenNamePAAMAYIM_NEKUDOTAYIM) {
getNextToken();
- // static_class_constant:
- // T_STRING T_PAAMAYIM_NEKUDOTAYIM T_STRING
- if (token == TokenNamePAAMAYIM_NEKUDOTAYIM) {
+ if (token == TokenNameIdentifier) {
getNextToken();
- if (token == TokenNameIdentifier) {
- getNextToken();
- } else {
- throwSyntaxError("Identifier expected after '::' operator.");
+ } 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++];
}
- break;
- case TokenNamePLUS :
- getNextToken();
- static_scalar();
- break;
- case TokenNameMINUS :
- getNextToken();
- static_scalar();
- break;
- case TokenNamearray :
getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'array'");
+ } 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();
- if (token == TokenNameRPAREN) {
- getNextToken();
- break;
- }
- non_empty_static_array_pair_list();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'array'");
+ } 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;
- // case TokenNamenull :
- // getNextToken();
- // break;
- // case TokenNamefalse :
- // getNextToken();
- // break;
- // case TokenNametrue :
- // getNextToken();
- // break;
- default :
- throwSyntaxError("Static scalar/constant expected.");
+ }
+ 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
break;
}
getNextToken();
- if (token != TokenNameRPAREN) {
+ if (token == TokenNameRPAREN) {
break;
}
}
}
+
public void reportSyntaxError() { //int act, int currentKind, int
// stateStackTop) {
/* remember current scanner position */
try {
tokenSource = this.scanner.getCurrentTokenSource();
} catch (Exception e) {
- tokenSource = new char[]{};
+ tokenSource = new char[] {};
}
// problemReporter().parseError(
// this.scanner.startPosition,
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 ASTNode[] astStack = new ASTNode[AstStackIncrement];
+
protected int astLengthPtr;
+
protected int[] astLengthStack;
- AstNode[] noAstNodes = new AstNode[AstStackIncrement];
+
+ 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.
+ * 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();
+ compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
}
problemReporter.referenceContext = referenceContext;
return problemReporter;
}
+
/*
* Reconsider the entire source looking for inconsistencies in {} () []
*/
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]};
+ 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
// (source[scanner.currentPosition] == 'u')) {
// isWhiteSpace = scanner.jumpOverUnicodeWhiteSpace();
// } else {
- if (scanner.recordLineSeparator
- && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
+ 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
}
isWhiteSpace = CharOperation.isWhitespace(scanner.currentCharacter);
// }
- } while (isWhiteSpace
- && (scanner.currentPosition < scanner.eofPosition));
+ } 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]++;
+ 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;
}
- 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];
+ // }
+ }
+ 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
}
- 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]++;
+ if (scanner.currentCharacter == '\n') {
+ break; // the string cannot go further that
+ // the line
}
- 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];
+ if (scanner.currentCharacter == '\\') {
+ scanner.scanEscapeCharacter();
}
- 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);
+ // 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);
}
- 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);
+ 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);
+ }
}
- 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;
+ 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());
}
- // }
}
- scanner.getNextChar('\'');
- break;
}
- case '"' :
+ 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.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();
+ // }
+ 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++;
}
- // 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 ((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);
}
- // }
}
- 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;
+ //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++;
- 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 ((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;
+ 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--------------------
}
}
if (scanner.recordLineSeparator) {
- // compilationUnit.compilationResult.lineSeparatorPositions =
- // scanner.getLineEnds();
+ compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
}
// check placement anomalies against other kinds of brackets
for (int kind = 0; kind < BracketKinds; kind++) {
}
}
if (end < 0) { // did not find a good closing match
- problemReporter.unmatchedBracket(start, referenceContext,
- compilationUnit.compilationResult);
+ problemReporter.unmatchedBracket(start, referenceContext, compilationUnit.compilationResult);
return true;
}
// check if even number of opening/closing other brackets
balance--;
}
if (balance != 0) {
- problemReporter.unmatchedBracket(start, referenceContext,
- compilationUnit.compilationResult); //bracket
+ 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);
+ 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);
+ problemReporter.unmatchedBracket(rightPositions[kind][i], referenceContext, compilationUnit.compilationResult);
}
if (anomaliesDetected)
return true;
return anomaliesDetected;
}
}
+
protected void pushOnAstLengthStack(int pos) {
try {
astLengthStack[++astLengthPtr] = pos;
astLengthStack[astLengthPtr] = pos;
}
}
- protected void pushOnAstStack(AstNode node) {
+
+ protected void pushOnAstStack(ASTNode node) {
/*
* add a new obj on top of the ast stack
*/
astStack[++astPtr] = node;
} catch (IndexOutOfBoundsException e) {
int oldStackLength = astStack.length;
- AstNode[] oldStack = astStack;
- astStack = new AstNode[oldStackLength + AstStackIncrement];
+ ASTNode[] oldStack = astStack;
+ astStack = new ASTNode[oldStackLength + AstStackIncrement];
System.arraycopy(oldStack, 0, astStack, 0, oldStackLength);
astPtr = oldStackLength;
astStack[astPtr] = node;
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 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());
+ // 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) {
+
+ 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