Function resolveId

scripts/rollup.build.mjs:35–43

(source, importer)

    return {
        name: 'stubbing for browser',
        async resolveId(source, importer) {
            if (!importer) {
                return null; // skip entry files
            }
            if (source.includes('crypto')) {
                return source;
            }
            return null;
        },
        async load(id) {
            if (id.includes('crypto')) {
                return cryptoStub;