/*
* Copyright (c) 2011, the Dart project authors.
*
* Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.eclipse.org/legal/epl-v10.html
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.dart.tools.core.dom.rewrite;
/**
* The interface <code>TrackedNodePosition</code> defines the behavior of objects that are returned
* when a rewrite change is requested to be tracked.
*
* @coverage dart.tools.core
*/
public interface TrackedNodePosition {
/**
* Return the original or modified length of the tracked node depending if called before or after
* the rewrite is applied. <code>-1</code> is returned for removed nodes.
*
* @return the original or modified length of the tracked node
*/
public int getLength();
/**
* Return the original or modified start position of the tracked node depending if called before
* or after the rewrite is applied. <code>-1</code> is returned for removed nodes.
*
* @return the original or modified start position of the tracked node
*/
public int getStartPosition();
}