/**********************************************************************
-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
- www.phpeclipse.de
-**********************************************************************/
+ 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
+ www.phpeclipse.de
+ **********************************************************************/
package net.sourceforge.phpeclipse.phpeditor.php;
import java.util.ArrayList;
* PHP Code Scanner
*/
public class PHPCodeScanner extends AbstractJavaScanner {
-
+
/**
* Rule to detect java operators.
*
* @since 3.0
*/
- protected class OperatorRule implements IRule {
-
- /** Java operators */
- private final char[] JAVA_OPERATORS= { ';', '(', ')', '.', '=', '/', '\\', '+', '-', '*', '[', ']', '<', '>', ':', '?', '!', ',', '|', '&', '^', '%', '~', '@'};
- /** Token to return for this rule */
- private final IToken fToken;
- /** Token to return for braces */
- private final IToken fTokenBraces;
- /**
+ protected class OperatorRule implements IRule {
+
+ /** Java operators */
+ private final char[] PHP_OPERATORS = {
+ ';',
+ '(',
+ ')',
+ '.',
+ '=',
+ '/',
+ '\\',
+ '+',
+ '-',
+ '*',
+ '[',
+ ']',
+ '<',
+ '>',
+ ':',
+ '?',
+ '!',
+ ',',
+ '|',
+ '&',
+ '^',
+ '%',
+ '~',
+ '@' };
+
+ /** Token to return for this rule */
+ private final IToken fToken;
+
+ /** Token to return for braces */
+ private final IToken fTokenBraces;
+
+ /**
* Creates a new operator rule.
*
* @param token
* Token to use for this rule
*/
- public OperatorRule(IToken token, IToken tokenBraces) {
- fToken= token;
- fTokenBraces= tokenBraces;
-
- }
-
- /**
+ public OperatorRule(IToken token, IToken tokenBraces) {
+ fToken = token;
+ fTokenBraces = tokenBraces;
+
+ }
+
+ /**
* Is this character an operator character?
*
* @param character
* Character to determine whether it is an operator character
- * @return <code>true</code> iff the character is an operator,
- * <code>false</code> otherwise.
+ * @return <code>true</code> iff the character is an operator, <code>false</code> otherwise.
*/
- public boolean isOperator(char character) {
- for (int index= 0; index < JAVA_OPERATORS.length; index++) {
- if (JAVA_OPERATORS[index] == character)
- return true;
- }
- return false;
- }
-
- /*
+ public boolean isOperator(char character) {
+ for (int index = 0; index < PHP_OPERATORS.length; index++) {
+ if (PHP_OPERATORS[index] == character)
+ return true;
+ }
+ return false;
+ }
+
+ /*
* @see org.eclipse.jface.text.rules.IRule#evaluate(org.eclipse.jface.text.rules.ICharacterScanner)
*/
- public IToken evaluate(ICharacterScanner scanner) {
-
- int character= scanner.read();
- if (character=='{' || character=='}') {
- return fTokenBraces;
- }
- if (isOperator((char) character)) {
- int lastCharacter = character;
- character= scanner.read();
- if (!isOperator((char) character)) {
- scanner.unread();
- return fToken;
- }
- if (lastCharacter=='<' && character=='?') {
- scanner.unread();
- scanner.unread();
- return Token.UNDEFINED;
- } else if (lastCharacter=='?' && character=='>') {
- scanner.unread();
- scanner.unread();
- return Token.UNDEFINED;
- }
- do {
- character= scanner.read();
- } while (isOperator((char) character));
- scanner.unread();
- return fToken;
- } else {
- scanner.unread();
- return Token.UNDEFINED;
- }
- }
- }
-
+ public IToken evaluate(ICharacterScanner scanner) {
+
+ int character = scanner.read();
+ if (character == '{' || character == '}') {
+ return fTokenBraces;
+ }
+ if (isOperator((char) character)) {
+ int lastCharacter = character;
+ character = scanner.read();
+ if (!isOperator((char) character)) {
+ scanner.unread();
+ return fToken;
+ }
+ if (checkPHPTag(scanner, lastCharacter, character)) {
+ return Token.UNDEFINED;
+ }
+ do {
+ lastCharacter = character;
+ character = scanner.read();
+ if (checkPHPTag(scanner, lastCharacter, character)) {
+ return fToken;
+ }
+ } while (isOperator((char) character));
+ scanner.unread();
+ return fToken;
+ } else {
+ scanner.unread();
+ return Token.UNDEFINED;
+ }
+ }
+
+ /**
+ * Check if lastCharacter/character are a PHP start or end token ( <? ... ?> )
+ *
+ * @param scanner
+ * @param lastCharacter
+ * @param character
+ * @return
+ */
+ private boolean checkPHPTag(ICharacterScanner scanner, int lastCharacter, int character) {
+ if (lastCharacter == '<' && character == '?') {
+ scanner.unread();
+ scanner.unread();
+ return true;
+ } else if (lastCharacter == '?' && character == '>') {
+ scanner.unread();
+ scanner.unread();
+ return true;
+ }
+ return false;
+ }
+ }
+
private class PHPWordRule extends WordRule {
private StringBuffer fBuffer = new StringBuffer();
return Token.UNDEFINED;
} else {
c = scanner.read();
+ if (c == '=') { // <?=
+ return getToken(IPreferenceConstants.PHP_TAG);
+ }
if (c != 'p' && c != 'P') {
scanner.unread();
return getToken(IPreferenceConstants.PHP_TAG);
}
}
if (c == '?') {
- c = scanner.read();
+ c = scanner.read();
if (c == '>') {
return getToken(IPreferenceConstants.PHP_TAG);
- }
+ }
scanner.unread();
scanner.unread();
return Token.UNDEFINED;
//private PHPColorProvider fColorProvider;
- private static String[] fgTokenProperties =
- {
+ private static String[] fgTokenProperties = {
IPreferenceConstants.PHP_MULTILINE_COMMENT,
IPreferenceConstants.PHP_SINGLELINE_COMMENT,
- IPreferenceConstants.PHP_TAG,
+ IPreferenceConstants.PHP_TAG,
IPreferenceConstants.PHP_KEYWORD,
IPreferenceConstants.PHP_FUNCTIONNAME,
IPreferenceConstants.PHP_VARIABLE,
IPreferenceConstants.PHP_DEFAULT,
IPreferenceConstants.PHP_OPERATOR,
IPreferenceConstants.PHP_BRACE_OPERATOR,
- IPreferenceConstants.PHP_KEYWORD_RETURN};
+ IPreferenceConstants.PHP_KEYWORD_RETURN };
+
/**
* Creates a PHP code scanner
*/
public PHPCodeScanner(IColorManager manager, IPreferenceStore store) {
super(manager, store);
initialize();
- // // final IPreferenceStore store =
- // PHPeclipsePlugin.getDefault().getPreferenceStore();
- // Color BackgroundColor =
- // provider.getColor(PreferenceConverter.getColor(store,
- // PHP_EDITOR_BACKGROUND));
- // variable =
- // new Token(
- // new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store, PHP_VARIABLE)),
- // BackgroundColor,
- // (store.getBoolean(PHP_VARIABLE_BOLD) ? SWT.BOLD : SWT.NONE)
- // + (store.getBoolean(PHP_VARIABLE_ITALIC) ? SWT.ITALIC : SWT.NONE)));
- // keyword =
- // new Token(new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store, PHP_KEYWORD)),
- // BackgroundColor,
- // //SWT.NONE));
- // (store.getBoolean(PHP_KEYWORD_BOLD) ? SWT.BOLD : SWT.NONE) +
- // (store.getBoolean(PHP_KEYWORD_ITALIC) ? SWT.ITALIC : SWT.NONE)));
- // type =
- // new Token(new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store, PHP_TYPE)),
- // BackgroundColor,
- // //SWT.NONE));
- // (store.getBoolean(PHP_TYPE_BOLD) ? SWT.BOLD : SWT.NONE) +
- // (store.getBoolean(PHP_TYPE_ITALIC) ? SWT.ITALIC : SWT.NONE)));
- // functionName =
- // new Token(new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store, PHP_FUNCTIONNAME)),
- // BackgroundColor,
- // //SWT.NONE));
- // (store.getBoolean(PHP_FUNCTIONNAME_BOLD) ? SWT.BOLD : SWT.NONE)
- // + (store.getBoolean(PHP_FUNCTIONNAME_ITALIC) ? SWT.ITALIC : SWT.NONE)));
- // constant =
- // new Token(new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store, PHP_CONSTANT)),
- // BackgroundColor,
- // //SWT.NONE));
- // (store.getBoolean(PHP_CONSTANT_BOLD) ? SWT.BOLD : SWT.NONE) +
- // (store.getBoolean(PHP_CONSTANT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
- // string =
- // new Token(new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store, PHP_STRING)),
- // BackgroundColor,
- // //SWT.NONE));
- // (store.getBoolean(PHP_STRING_BOLD) ? SWT.BOLD : SWT.NONE ) +
- // (store.getBoolean(PHP_STRING_ITALIC) ? SWT.ITALIC : SWT.NONE)));
- // comment =
- // new Token(new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store,
- // PHP_SINGLELINE_COMMENT)),
- // BackgroundColor,
- // //SWT.NONE));
- // (store.getBoolean(PHP_SINGLELINE_COMMENT_BOLD) ? SWT.BOLD : SWT.NONE )
- // + (store.getBoolean(PHP_SINGLELINE_COMMENT_ITALIC) ? SWT.ITALIC :
- // SWT.NONE)));
- // multi_comment =
- // new Token(new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store,
- // PHP_MULTILINE_COMMENT)),
- // BackgroundColor,
- // //SWT.NONE));
- // (store.getBoolean(PHP_MULTILINE_COMMENT_BOLD) ? SWT.BOLD : SWT.NONE)
- // + (store.getBoolean(PHP_MULTILINE_COMMENT_ITALIC) ? SWT.ITALIC :
- // SWT.NONE)));
- // other =
- // new Token(new TextAttribute(
- // provider.getColor(PreferenceConverter.getColor(store, PHP_DEFAULT)),
- // BackgroundColor,
- // //SWT.NONE));
- // (store.getBoolean(PHP_DEFAULT_BOLD) ? SWT.BOLD : SWT.NONE) +
- // (store.getBoolean(PHP_DEFAULT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
- // updateWordRules();
}
/*
rules.add(new MultiLineRule("\"", "\"", token, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
rules.add(new MultiLineRule("`", "`", token, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
rules.add(new MultiLineRule("'", "'", token, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
-
+
token = getToken(IPreferenceConstants.PHP_MULTILINE_COMMENT);
rules.add(new MultiLineRule("/*", "*/", token)); //$NON-NLS-2$ //$NON-NLS-1$
// Add generic whitespace rule.
// Add word rule for keywords, types, and constants.
token = getToken(IPreferenceConstants.PHP_DEFAULT);
PHPWordRule wordRule = new PHPWordRule(new PHPWordDetector(), token);
-
+
Token keyword = getToken(IPreferenceConstants.PHP_KEYWORD);
Token functionName = getToken(IPreferenceConstants.PHP_FUNCTIONNAME);
Token type = getToken(IPreferenceConstants.PHP_TYPE);
wordRule.addWord(elbuffer.getName(), constant);
}
}
-
-// Add word rule for keyword 'return'.
- token= getToken(IPreferenceConstants.PHP_KEYWORD_RETURN);
+
+ // Add word rule for keyword 'return'.
+ token = getToken(IPreferenceConstants.PHP_KEYWORD_RETURN);
wordRule.addWord("return", token);
-// Add rule for operators and brackets (at the end !)
- rules.add(new OperatorRule(getToken(IPreferenceConstants.PHP_OPERATOR), getToken(IPreferenceConstants.PHP_BRACE_OPERATOR)));
-
+ // Add rule for operators and brackets (at the end !)
+ rules.add(new OperatorRule(getToken(IPreferenceConstants.PHP_OPERATOR), getToken(IPreferenceConstants.PHP_BRACE_OPERATOR)));
+
rules.add(wordRule);
-
+
setDefaultReturnToken(getToken(IPreferenceConstants.PHP_DEFAULT));
return rules;
}
-}
+}
\ No newline at end of file
git://git.phpeclipse.com / phpeclipse.git / commitdiff