chinwagsocial/app/javascript/mastodon/polyfills/base_polyfills.ts
2023-05-09 14:55:35 +02:00

27 lines
820 B
TypeScript

import 'intl';
import 'intl/locale-data/jsonp/en';
import 'core-js/features/object/assign';
import 'core-js/features/object/values';
import 'core-js/features/symbol';
import 'core-js/features/promise/finally';
import { decode as decodeBase64 } from '../utils/base64';
if (!HTMLCanvasElement.prototype.toBlob) {
const BASE64_MARKER = ';base64,';
Object.defineProperty(HTMLCanvasElement.prototype, 'toBlob', {
value(callback: BlobCallback, type = 'image/png', quality: any) {
const dataURL = this.toDataURL(type, quality);
let data;
if (dataURL.indexOf(BASE64_MARKER) >= 0) {
const [, base64] = dataURL.split(BASE64_MARKER);
data = decodeBase64(base64);
} else {
[, data] = dataURL.split(',');
}
callback(new Blob([data], { type }));
},
});
}