| // 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 to match a text node. |
| * |
| * @author robbyw@google.com (Robby Walker) |
| */ |
| |
| goog.provide('goog.dom.pattern.Text'); |
| |
| goog.require('goog.dom.NodeType'); |
| goog.require('goog.dom.pattern'); |
| goog.require('goog.dom.pattern.AbstractPattern'); |
| goog.require('goog.dom.pattern.MatchType'); |
| |
| |
| |
| /** |
| * Pattern object that matches text by exact matching or regular expressions. |
| * |
| * @param {string|RegExp} match String or regular expression to match against. |
| * @constructor |
| * @extends {goog.dom.pattern.AbstractPattern} |
| * @final |
| */ |
| goog.dom.pattern.Text = function(match) { |
| this.match_ = match; |
| }; |
| goog.inherits(goog.dom.pattern.Text, goog.dom.pattern.AbstractPattern); |
| |
| |
| /** |
| * The text or regular expression to match. |
| * |
| * @type {string|RegExp} |
| * @private |
| */ |
| goog.dom.pattern.Text.prototype.match_; |
| |
| |
| /** |
| * Test whether the given token is a text token which matches the string or |
| * regular expression provided in the constructor. |
| * |
| * @param {Node} token Token to match against. |
| * @param {goog.dom.TagWalkType} type The type of token. |
| * @return {goog.dom.pattern.MatchType} <code>MATCH</code> if the pattern |
| * matches, <code>NO_MATCH</code> otherwise. |
| * @override |
| */ |
| goog.dom.pattern.Text.prototype.matchToken = function(token, type) { |
| if (token.nodeType == goog.dom.NodeType.TEXT && |
| goog.dom.pattern.matchStringOrRegex(this.match_, token.nodeValue)) { |
| this.matchedNode = token; |
| return goog.dom.pattern.MatchType.MATCH; |
| } |
| |
| return goog.dom.pattern.MatchType.NO_MATCH; |
| }; |