{"dependencies":[{"name":"./emptyFunction","loc":{"line":12,"column":28}}],"generated":{"js":"'use strict';\n\n/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n * @typechecks\n */\n\nvar emptyFunction = require('./emptyFunction');\n\n/**\n * Upstream version of event listener. Does not take into account specific\n * nature of platform.\n */\nvar EventListener = {\n  /**\n   * Listen to DOM events during the bubble phase.\n   *\n   * @param {DOMEventTarget} target DOM element to register listener on.\n   * @param {string} eventType Event type, e.g. 'click' or 'mouseover'.\n   * @param {function} callback Callback function.\n   * @return {object} Object with a `remove` method.\n   */\n  listen: function listen(target, eventType, callback) {\n    if (target.addEventListener) {\n      target.addEventListener(eventType, callback, false);\n      return {\n        remove: function remove() {\n          target.removeEventListener(eventType, callback, false);\n        }\n      };\n    } else if (target.attachEvent) {\n      target.attachEvent('on' + eventType, callback);\n      return {\n        remove: function remove() {\n          target.detachEvent('on' + eventType, callback);\n        }\n      };\n    }\n  },\n\n  /**\n   * Listen to DOM events during the capture phase.\n   *\n   * @param {DOMEventTarget} target DOM element to register listener on.\n   * @param {string} eventType Event type, e.g. 'click' or 'mouseover'.\n   * @param {function} callback Callback function.\n   * @return {object} Object with a `remove` method.\n   */\n  capture: function capture(target, eventType, callback) {\n    if (target.addEventListener) {\n      target.addEventListener(eventType, callback, true);\n      return {\n        remove: function remove() {\n          target.removeEventListener(eventType, callback, true);\n        }\n      };\n    } else {\n      if (\"development\" !== 'production') {\n        console.error('Attempted to listen to events during the capture phase on a ' + 'browser that does not support the capture phase. Your application ' + 'will not receive some events.');\n      }\n      return {\n        remove: emptyFunction\n      };\n    }\n  },\n\n  registerDefault: function registerDefault() {}\n};\n\nmodule.exports = EventListener;"},"hash":"bb1fbc0a7e5fbc763f4cc6c2c3c7376c"}