+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v0.5
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v05.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- ******************************************************************************/
-package net.sourceforge.phpdt.internal.codeassist.select;
-
-/*
- * Scanner aware of a selection range. If finding an identifier which source range is exactly
- * the same, then will record it so that the parser can make use of it.
- *
- * Source positions are zero-based and inclusive.
- */
-import net.sourceforge.phpdt.core.compiler.InvalidInputException;
-import net.sourceforge.phpdt.internal.compiler.parser.Scanner;
-
-public class SelectionScanner extends Scanner {
-
- public char[] selectionIdentifier;
- public int selectionStart, selectionEnd;
-/*
- * Truncate the current identifier if it is containing the cursor location. Since completion is performed
- * on an identifier prefix.
- *
- */
-
-public SelectionScanner(boolean assertMode) {
- super(false, false, false, assertMode);
-}
-
-public char[] getCurrentIdentifierSource() {
-
- if (selectionIdentifier == null){
- if (selectionStart == startPosition && selectionEnd == currentPosition-1){
- if (withoutUnicodePtr != 0){ // check unicode scenario
- System.arraycopy(withoutUnicodeBuffer, 1, selectionIdentifier = new char[withoutUnicodePtr], 0, withoutUnicodePtr);
- } else {
- int length = currentPosition - startPosition;
- // no char[] sharing around completionIdentifier, we want it to be unique so as to use identity checks
- System.arraycopy(source, startPosition, (selectionIdentifier = new char[length]), 0, length);
- }
- return selectionIdentifier;
- }
- }
- return super.getCurrentIdentifierSource();
-}
-/*
- * In case we actually read a keyword which corresponds to the selected
- * range, we pretend we read an identifier.
- */
-public int scanIdentifierOrKeyword() throws InvalidInputException {
-
- int id = super.scanIdentifierOrKeyword();
-
- // convert completed keyword into an identifier
- if (id != TokenNameIdentifier
- && startPosition == selectionStart
- && currentPosition == selectionEnd+1){
- return TokenNameIdentifier;
- }
- return id;
-}
-}