+++ /dev/null
-/**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. and others.
-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:
- IBM Corporation - Initial implementation
- Klaus Hartlage - www.eclipseproject.de
-**********************************************************************/
-package net.sourceforge.phpeclipse.phpeditor.php;
-
-import java.io.CharArrayWriter;
-import java.util.ArrayList;
-import java.util.List;
-
-import org.eclipse.jface.text.rules.ICharacterScanner;
-import org.eclipse.jface.text.rules.IPredicateRule;
-import org.eclipse.jface.text.rules.IToken;
-import org.eclipse.jface.text.rules.IWordDetector;
-import org.eclipse.jface.text.rules.MultiLineRule;
-import org.eclipse.jface.text.rules.RuleBasedPartitionScanner;
-import org.eclipse.jface.text.rules.Token;
-import org.eclipse.jface.text.rules.WordRule;
-
-/**
- * This scanner recognizes the JavaDoc comments and Java multi line comments.
- */
-public class PHPPartitionScanner extends RuleBasedPartitionScanner {
-
- private final static String SKIP = "__skip"; //$NON-NLS-1$
- public final static String JAVA_MULTILINE_COMMENT = "__html_multiline_comment"; //$NON-NLS-1$
- // public final static String JAVA_DOC= "__java_javadoc"; //$NON-NLS-1$
- public final static String PHP = "__php";
- private StringBuffer test;
- public class PHPMultiLineRule extends MultiLineRule {
-
- public PHPMultiLineRule(String startSequence, String endSequence, IToken token) {
- super(startSequence, endSequence, token);
- }
-
- public PHPMultiLineRule(String startSequence, String endSequence, IToken token, char escapeCharacter) {
- super(startSequence, endSequence, token, escapeCharacter);
- }
-
- protected boolean endSequenceDetected(ICharacterScanner scanner) {
- int c;
- int c2;
-
- boolean lineCommentMode = false;
- boolean multiLineCommentMode = false;
- boolean stringMode = false;
-
- char[][] delimiters = scanner.getLegalLineDelimiters();
- while ((c = scanner.read()) != ICharacterScanner.EOF) {
- if (lineCommentMode && (c == '\n')) {
- lineCommentMode = false;
- // read until end of line
- } else if ((!stringMode) && (c == '#')) {
- // read until end of line
- lineCommentMode = true;
- continue;
- } else if ((!stringMode) && (!multiLineCommentMode) && (c == '/')) {
- c2 = scanner.read();
- if (c2 == '/') {
- lineCommentMode = true;
- continue;
- } else if (c2 == '*') {
- multiLineCommentMode = true;
- continue;
- } else {
- scanner.unread();
- }
- } else if (c == '*' && multiLineCommentMode) {
- c2 = scanner.read();
- if (c2 == '/') {
- multiLineCommentMode = false;
- continue;
- } else {
- scanner.unread();
- }
- } else if (c == '\\' && stringMode) {
- c2 = scanner.read();
- if (c2 == '"') {
- continue;
- } else {
- scanner.unread();
- }
- } else if ((!lineCommentMode) && (!multiLineCommentMode) && (c == '"')) {
- if (stringMode) {
- stringMode = false;
- } else {
- stringMode = true;
- }
- continue;
- }
- if (lineCommentMode || multiLineCommentMode || stringMode) {
- continue;
- }
-
- if (c == fEscapeCharacter) {
- // Skip the escaped character.
- scanner.read();
- } else if (fEndSequence.length > 0 && c == fEndSequence[0]) {
- // Check if the specified end sequence has been found.
- if (sequenceDetected(scanner, fEndSequence, true))
- return true;
- } else if (fBreaksOnEOL) {
- // Check for end of line since it can be used to terminate the pattern.
- for (int i = 0; i < delimiters.length; i++) {
- if (c == delimiters[i][0] && sequenceDetected(scanner, delimiters[i], false))
- return true;
- }
- }
- }
- scanner.unread();
- return true;
- }
- }
- /**
- * Detector for empty comments.
- */
- static class EmptyCommentDetector implements IWordDetector {
-
- /* (non-Javadoc)
- * Method declared on IWordDetector
- */
- public boolean isWordStart(char c) {
- return (c == '/');
- }
-
- /* (non-Javadoc)
- * Method declared on IWordDetector
- */
- public boolean isWordPart(char c) {
- return (c == '*' || c == '/');
- }
- };
-
- /**
- *
- */
- static class WordPredicateRule extends WordRule implements IPredicateRule {
-
- private IToken fSuccessToken;
-
- public WordPredicateRule(IToken successToken) {
- super(new EmptyCommentDetector());
- fSuccessToken = successToken;
- addWord("/**/", fSuccessToken);
- }
-
- /*
- * @see org.eclipse.jface.text.rules.IPredicateRule#evaluate(ICharacterScanner, boolean)
- */
- public IToken evaluate(ICharacterScanner scanner, boolean resume) {
- return super.evaluate(scanner);
- }
-
- /*
- * @see org.eclipse.jface.text.rules.IPredicateRule#getSuccessToken()
- */
- public IToken getSuccessToken() {
- return fSuccessToken;
- }
- };
-
- /**
- * Creates the partitioner and sets up the appropriate rules.
- */
- public PHPPartitionScanner() {
- super();
-
- // IToken javaDoc= new Token(JAVA_DOC);
- IToken comment = new Token(JAVA_MULTILINE_COMMENT);
- IToken php = new Token(PHP);
-
- List rules = new ArrayList();
-
- // Add rule for single line comments.
- // rules.add(new EndOfLineRule("//", Token.UNDEFINED));
-
- // Add rule for strings and character constants.
- // rules.add(new SingleLineRule("\"", "\"", Token.UNDEFINED, '\\'));
- // rules.add(new SingleLineRule("'", "'", Token.UNDEFINED, '\\'));
-
- // Add special case word rule.
- rules.add(new WordPredicateRule(comment));
-
- // Add rules for multi-line comments and javadoc.
- //rules.add(new MultiLineRule("/**", "*/", javaDoc));
- rules.add(new MultiLineRule("<!--", "-->", comment));
- rules.add(new PHPMultiLineRule("<?\r", "?>", php));
- rules.add(new PHPMultiLineRule("<?\n", "?>", php));
- rules.add(new PHPMultiLineRule("<?\t", "?>", php));
- rules.add(new PHPMultiLineRule("<? ", "?>", php));
- rules.add(new PHPMultiLineRule("<?php", "?>", php));
- rules.add(new PHPMultiLineRule("<?PHP", "?>", php));
- //Add rule for processing instructions
-
- IPredicateRule[] result = new IPredicateRule[rules.size()];
- rules.toArray(result);
- setPredicateRules(result);
- }
-}
git://secure.phpeclipse.com / phpeclipse.git / blobdiff