| 1 | {"version":3,"sources":["iterable/mapasync.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAE,MAAM,kBAAkB,CAAC;AAClD,OAAO,EAAE,YAAY,EAAE,MAAM,sBAAsB,CAAC;AAEpD,MAAM,gBAAmC,SAAQ,cAAuB;IAItE,YACE,MAAqE,EACrE,QAAuE;QAEvE,KAAK,EAAE,CAAC;QACR,IAAI,CAAC,OAAO,GAAG,MAAM,CAAC;QACtB,IAAI,CAAC,SAAS,GAAG,QAAQ,CAAC;IAC5B,CAAC;IAED,KAAK,CAAC,CAAC,CAAC,MAAM,CAAC,aAAa,CAAC;QAC3B,IAAI,CAAC,GAAG,CAAC,CAAC;QACV,IAAI,KAAK,EAAE,MAAM,IAAI,IAA6B,IAAI,CAAC,OAAO,EAAE;YAC9D,MAAM,MAAM,IAAI,CAAC,SAAS,CAAC,IAAI,EAAE,CAAC,EAAE,CAAC,CAAC;SACvC;IACH,CAAC;CACF;AAED,MAAM,UAAU,QAAQ,CACtB,MAAqE,EACrE,QAAuE,EACvE,OAAa;IAEb,OAAO,IAAI,gBAAgB,CAAmB,MAAM,EAAE,YAAY,CAAC,QAAQ,EAAE,OAAO,EAAE,CAAC,CAAC,CAAC,CAAC;AAC5F,CAAC","file":"mapasync.js","sourcesContent":["import { AsyncIterableX } from '../asynciterable';\nimport { bindCallback } from '../util/bindcallback';\n\nclass MapAsyncIterable<TSource, TResult> extends AsyncIterableX<TResult> {\n private _source: Iterable<TSource | Promise<TSource>> | AsyncIterable<TSource>;\n private _selector: (value: TSource, index: number) => TResult | Promise<TResult>;\n\n constructor(\n source: Iterable<TSource | Promise<TSource>> | AsyncIterable<TSource>,\n selector: (value: TSource, index: number) => TResult | Promise<TResult>\n ) {\n super();\n this._source = source;\n this._selector = selector;\n }\n\n async *[Symbol.asyncIterator]() {\n let i = 0;\n for await (const item of <AsyncIterable<TSource>> this._source) {\n yield await this._selector(item, i++);\n }\n }\n}\n\nexport function mapAsync<TSource, TResult>(\n source: Iterable<TSource | Promise<TSource>> | AsyncIterable<TSource>,\n selector: (value: TSource, index: number) => TResult | Promise<TResult>,\n thisArg?: any\n): AsyncIterableX<TResult> {\n return new MapAsyncIterable<TSource, TResult>(source, bindCallback(selector, thisArg, 2));\n}\n"]} |