{"version":3,"names":[],"mappings":"","sources":["vendor/custom-event-polyfill.js"],"sourcesContent":["// Polyfill for creating CustomEvents on IE9/10/11\r\n\r\n// code pulled from:\r\n// https://github.com/d4tocchini/customevent-polyfill\r\n// https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent#Polyfill\r\n\r\n(function () {\r\n  if (typeof window === 'undefined') {\r\n    return;\r\n  }\r\n\r\n  try {\r\n    var ce = new window.CustomEvent('test', { cancelable: true });\r\n    ce.preventDefault();\r\n    if (ce.defaultPrevented !== true) {\r\n      // IE has problems with .preventDefault() on custom events\r\n      // http://stackoverflow.com/questions/23349191\r\n      throw new Error('Could not prevent default');\r\n    }\r\n  } catch (e) {\r\n    var CustomEvent = function (event, params) {\r\n      var evt, origPrevent;\r\n      params = params || {\r\n        bubbles: false,\r\n        cancelable: false,\r\n        detail: undefined\r\n      };\r\n\r\n      evt = document.createEvent('CustomEvent');\r\n      evt.initCustomEvent(\r\n        event,\r\n        params.bubbles,\r\n        params.cancelable,\r\n        params.detail\r\n      );\r\n      origPrevent = evt.preventDefault;\r\n      evt.preventDefault = function () {\r\n        origPrevent.call(this);\r\n        try {\r\n          Object.defineProperty(this, 'defaultPrevented', {\r\n            get: function () {\r\n              return true;\r\n            }\r\n          });\r\n        } catch (e) {\r\n          this.defaultPrevented = true;\r\n        }\r\n      };\r\n      return evt;\r\n    };\r\n\r\n    CustomEvent.prototype = window.Event.prototype;\r\n    window.CustomEvent = CustomEvent; // expose definition to window\r\n  }\r\n})();\r\n"],"file":"custom-event-polyfill.js"}