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// Copyright 2007 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
//
// 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.
/**
* @fileoverview DOM pattern base class.
*
* @author robbyw@google.com (Robby Walker)
*/
goog.provide('goog.dom.pattern.AbstractPattern');
goog.require('goog.dom.pattern.MatchType');
/**
* Base pattern class for DOM matching.
*
* @constructor
*/
goog.dom.pattern.AbstractPattern = function() {
};
/**
* The first node matched by this pattern.
* @type {Node}
*/
goog.dom.pattern.AbstractPattern.prototype.matchedNode = null;
/**
* Reset any internal state this pattern keeps.
*/
goog.dom.pattern.AbstractPattern.prototype.reset = function() {
// The base implementation does nothing.
};
/**
* Test whether this pattern matches the given token.
*
* @param {Node} token Token to match against.
* @param {goog.dom.TagWalkType} type The type of token.
* @return {goog.dom.pattern.MatchType} {@code MATCH} if the pattern matches.
*/
goog.dom.pattern.AbstractPattern.prototype.matchToken = function(token, type) {
return goog.dom.pattern.MatchType.NO_MATCH;
};
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