/*
 * Module     : firefox/tabIds.js
 * Copyright  : (c) 2011-2012, Galois, Inc.
 *
 * Maintainer :
 * Stability  : Provisional
 * Portability: Not Portable (Firefox only)
 *
 * 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.
 */

var _ = require('underscore');

exports.TabIds = function() {
  this.next = 0;
};

_.extend(exports.TabIds.prototype, {

  allocate:function() {
    var tabId = this.next;
    this.next = this.next + 1;
    return tabId;
  },

  free:function(tabId) {}

});