Adds polyfill for CustomEvent

56d29062 · Filipa Lacerda · 3e0c6142 · 56d29062
Commit 56d29062 authored Nov 23, 2016 by Filipa Lacerda
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app/assets/javascripts/lib/utils/custom_event_polyfill.js.es6 ...assets/javascripts/lib/utils/custom_event_polyfill.js.es6 +12 -0

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--- a/app/assets/javascripts/lib/utils/custom_event_polyfill.js.es6
+++ b/app/assets/javascripts/lib/utils/custom_event_polyfill.js.es6
+/**
+ * CustomEvent support for IE
+ */
+if (typeof window.CustomEvent !== 'function') {
+  window.CustomEvent = function CustomEvent(e, params) {
+    const options = params || { bubbles: false, cancelable: false, detail: undefined };
+    const evt = document.createEvent('CustomEvent');
+    evt.initCustomEvent(e, options.bubbles, options.cancelable, options.detail);
+    return evt;
+  };
+  window.CustomEvent.prototype = window.Event.prototype;
+}