security_study_hx/node_modules/@zxing/text-encoding/esm/encoding/encoding-indexes-provider.js

import { getGlobalScope } from "../helper/getGlobalScope";
var _encodingIndexes;
function checkForEncodingIndexes() {
    if (typeof TextEncodingIndexes !== 'undefined')
        return TextEncodingIndexes.encodingIndexes;
    var glo = getGlobalScope();
    if (!glo)
        return null;
    if ('TextEncodingIndexes' in glo)
        return global['TextEncodingIndexes']['encodingIndexes'];
    if ('encoding-indexes' in glo)
        return global['encodingIndexes'];
    return null;
}
export function getEncodingIndexes() {
    if (_encodingIndexes) {
        return _encodingIndexes;
    }
    var indexes = checkForEncodingIndexes();
    if (!indexes) {
        return null;
    }
    _encodingIndexes = indexes;
    return indexes;
}
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