text: /**
   * Copyright 2016 Google Inc. 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.
   */
  
  
  import {DEV_ID} from './constants';
  import {capitalize} from './utilities';
  import ga from './ga';
  
  
  /**
   * Provides a plugin for use with analytics.js, accounting for the possibility
   * that the global command queue has been renamed or not yet defined.
   * @param {string} pluginName The plugin name identifier.
   * @param {Function} pluginConstructor The plugin constructor function.
   */
  export default function provide(pluginName, pluginConstructor) {
    // Adds the autotrack dev ID if not already included.
    window.gaDevIds = window.gaDevIds || [];
    if (window.gaDevIds.indexOf(DEV_ID) < 0) {
      window.gaDevIds.push(DEV_ID);
    }
  
    // Formally provides the plugin for use with analytics.js.
    ga('provide', pluginName, pluginConstructor);
  
    // Registers the plugin on the global gaplugins object.
    window.gaplugins = window.gaplugins || {};
    window.gaplugins[capitalize(pluginName)] = pluginConstructor;
  }
  