/**
 * Copyright (c) 2009 Symbian Foundation and/or its subsidiary(-ies).
 * All rights reserved.
 * This component and the accompanying materials are made available
 * under the terms of the License "Eclipse Public License v1.0"
 * which accompanies this distribution, and is available
 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
 *
 * Initial Contributors:
 * Symbian Foundation - initial contribution.
 * Contributors:
 * Description:
 * Overview:
 * Details:
 * Platforms/Drives/Compatibility:
 * Assumptions/Requirement/Pre-requisites:
 * Failures and causes:
 */
package org.symbian.tools.wrttools.jseditors.editors;

import org.eclipse.jface.text.rules.*;

public class TagRule extends MultiLineRule {

	public TagRule(IToken token) {
		super("<", ">", token);
	}
	protected boolean sequenceDetected(
		ICharacterScanner scanner,
		char[] sequence,
		boolean eofAllowed) {
		int c = scanner.read();
		if (sequence[0] == '<') {
			if (c == '?') {
				// processing instruction - abort
				scanner.unread();
				return false;
			}
			if (c == '!') {
				scanner.unread();
				// comment - abort
				return false;
			}
		} else if (sequence[0] == '>') {
			scanner.unread();
		}
		return super.sequenceDetected(scanner, sequence, eofAllowed);
	}
}