gitlab-org--gitlab-foss/app/assets/javascripts/commons/polyfills/event.js
2017-09-11 14:34:16 +00:00

18 lines
524 B
JavaScript

/**
* Polyfill for IE11 support.
* new Event() is not supported by IE11.
* Although `initEvent` is deprecated for modern browsers it is the one supported by IE
*/
if (typeof window.Event !== 'function') {
window.Event = function Event(event, params) {
const evt = document.createEvent('Event');
const evtParams = {
bubbles: false,
cancelable: false,
...params,
};
evt.initEvent(event, evtParams.bubbles, evtParams.cancelable);
return evt;
};
window.Event.prototype = Event;
}