Wrong partition length raises exception.

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / phpeditor / php / PHPCodeScanner.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCodeScanner.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCodeScanner.java
index bd6c715..250fdc1 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCodeScanner.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCodeScanner.java
@@ -22,6 +22,7 @@ import net.sourceforge.phpeclipse.phpeditor.util.PHPWhitespaceDetector;
 import net.sourceforge.phpeclipse.phpeditor.util.PHPWordDetector;
 
 import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.text.BadLocationException;
 import org.eclipse.jface.text.rules.EndOfLineRule;
 import org.eclipse.jface.text.rules.ICharacterScanner;
 import org.eclipse.jface.text.rules.IRule;
@@ -31,6 +32,7 @@ import org.eclipse.jface.text.rules.MultiLineRule;
 import org.eclipse.jface.text.rules.Token;
 import org.eclipse.jface.text.rules.WhitespaceRule;
 import org.eclipse.jface.text.rules.WordRule;
+
 /**
  * PHP Code Scanner
  */
@@ -159,6 +161,114 @@ public class PHPCodeScanner extends AbstractJavaScanner {
     }
   }
 
+  protected class SingleQuoteStringRule implements IRule {
+
+    /** Token to return for this rule */
+    private final IToken fToken;
+
+    public SingleQuoteStringRule(IToken token) {
+      fToken = token;
+
+    }
+
+    /*
+     * @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=='\'') {
+       
+        while (true) {
+          character = scanner.read();
+          if (character == '\\') {
+            character = scanner.read();
+          } else if (character == '\'') {
+            return fToken;
+          }
+        } 
+        
+      } else {
+        scanner.unread();
+        return Token.UNDEFINED;
+      }
+    }
+
+  }
+  
+  protected class AccentStringRule implements IRule {
+
+    /** Token to return for this rule */
+    private final IToken fToken;
+
+    public AccentStringRule(IToken token) {
+      fToken = token;
+
+    }
+
+    /*
+     * @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=='`') {
+       
+        while (true) {
+          character = scanner.read();
+          if (character == '\\') {
+            character = scanner.read();
+          } else if (character == '`') {
+            return fToken;
+          }
+        } 
+        
+      } else {
+        scanner.unread();
+        return Token.UNDEFINED;
+      }
+    }
+
+  }
+  
+  protected class DoubleQuoteStringRule implements IRule {
+
+    /** Token to return for this rule */
+    private final IToken fToken;
+
+    public DoubleQuoteStringRule(IToken token) {
+      fToken = token;
+
+    }
+
+    /*
+     * @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=='"') {
+       
+        while (true) {
+          character = scanner.read();
+          if (character == '\\') {
+            character = scanner.read();
+          } else if (character == '"') {
+            return fToken;
+          }
+        } 
+        
+      } else {
+        scanner.unread();
+        return Token.UNDEFINED;
+      }
+    }
+
+  }
+  
   private class PHPWordRule extends WordRule {
     private StringBuffer fBuffer = new StringBuffer();
 
@@ -292,9 +402,12 @@ public class PHPCodeScanner extends AbstractJavaScanner {
     rules.add(new EndOfLineRule("#", token)); //$NON-NLS-1$
     // Add rule for strings and character constants.
     token = getToken(IPreferenceConstants.PHP_STRING);
-    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, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
+//    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, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
+    rules.add(new SingleQuoteStringRule(token));
+    rules.add(new DoubleQuoteStringRule(token));
+    rules.add(new AccentStringRule(token));
 
     token = getToken(IPreferenceConstants.PHP_MULTILINE_COMMENT);
     rules.add(new MultiLineRule("/*", "*/", token)); //$NON-NLS-2$ //$NON-NLS-1$