demarches-normaliennes/app/javascript/shared/polyfills.js

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// Include runtime-polyfills for older browsers.
// Due to babel.config.js's 'useBuiltIns', only polyfills actually
// required by the browsers we support will be included.
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import 'core-js/stable';
import 'regenerator-runtime/runtime';
import 'dom4';
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import 'intersection-observer';
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import 'whatwg-fetch';
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import '@webcomponents/custom-elements';
import '@webcomponents/template';
import '@stimulus/polyfills';
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import 'formdata-polyfill';
import 'event-target-polyfill';
import 'yet-another-abortcontroller-polyfill';
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import './polyfills/insertAdjacentElement';
import './polyfills/dataset';
// IE 11 has no baseURI (required by turbo)
if (document.baseURI == undefined) {
document.baseURI = document.URL;
}
// IE 11 has no children on DocumentFragment (required by turbo)
function polyfillChildren(proto) {
Object.defineProperty(proto, 'children', {
get: function () {
const children = [];
for (const node of this.childNodes) {
if (node.nodeType == 1) {
children.push(node);
}
}
return children;
}
});
}
const fragment = document.createDocumentFragment();
if (fragment.children == undefined) {
polyfillChildren(DocumentFragment.prototype);
}
// IE 11 has no isConnected on Node
function polyfillIsConnected(proto) {
Object.defineProperty(proto, 'isConnected', {
get: function () {
return document.documentElement.contains(this);
}
});
}
if (!('isConnected' in Node.prototype)) {
polyfillIsConnected(Node.prototype);
}