Function defineSourceMap

test/sourceMaps.js:50–60

(filename)

}

function defineSourceMap(filename) {
    const string = `{"version":3,"sources":["${filename}"],"names":[],"mappings":"AAAA,E,CAAK,S,CACL,E,CAAK,a,CAAgB,U","file":"${filename}","sourcesContent":[${JSON.stringify(css)}]}`;
    const base64 = Buffer.from(string, 'utf8').toString('base64');
    const inline = `/*# sourceMappingURL=data:application/json;base64,${base64} */`;

    return {
        string,
        base64,
        inline
    };
}

function extractSourceMap(source) {
    const m = source.match(/\/\*# sourceMappingURL=data:application\/json;base64,(.+) \*\//);