UNPKG

@reactivex/ix-esnext-esm

Version:

The Interactive Extensions for JavaScript

1 lines 2.75 kB
{"version":3,"sources":["asynciterable/operators/union.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAE,MAAM,mBAAmB,CAAC;AACnD,OAAO,EAAE,iBAAiB,EAAE,MAAM,yBAAyB,CAAC;AAC5D,OAAO,EAAE,aAAa,EAAE,MAAM,qBAAqB,CAAC;AAGpD,MAAM,OAAO,kBAA4B,SAAQ,cAAuB;IAKtE,YACE,IAA4B,EAC5B,KAA6B,EAC7B,QAAgE;QAEhE,KAAK,EAAE,CAAC;QACR,IAAI,CAAC,KAAK,GAAG,IAAI,CAAC;QAClB,IAAI,CAAC,MAAM,GAAG,KAAK,CAAC;QACpB,IAAI,CAAC,SAAS,GAAG,QAAQ,CAAC;IAC5B,CAAC;IAED,KAAK,CAAC,CAAC,CAAC,MAAM,CAAC,aAAa,CAAC;QAC3B,MAAM,GAAG,GAAG,EAAe,CAAC;QAC5B,IAAI,KAAK,EAAE,MAAM,KAAK,IAAI,IAAI,CAAC,KAAK,EAAE;YACpC,IAAI,CAAC,MAAM,iBAAiB,CAAC,GAAG,EAAE,KAAK,EAAE,IAAI,CAAC,SAAS,CAAC,CAAC,KAAK,CAAC,CAAC,EAAE;gBAChE,GAAG,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;gBAChB,MAAM,KAAK,CAAC;aACb;SACF;QAED,IAAI,KAAK,EAAE,MAAM,KAAK,IAAI,IAAI,CAAC,MAAM,EAAE;YACrC,IAAI,CAAC,MAAM,iBAAiB,CAAC,GAAG,EAAE,KAAK,EAAE,IAAI,CAAC,SAAS,CAAC,CAAC,KAAK,CAAC,CAAC,EAAE;gBAChE,GAAG,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;gBAChB,MAAM,KAAK,CAAC;aACb;SACF;IACH,CAAC;CACF;AAED,MAAM,UAAU,KAAK,CACnB,KAA6B,EAC7B,WAAmE,aAAa;IAEhF,OAAO,SAAS,qBAAqB,CAAC,IAA4B;QAChE,OAAO,IAAI,kBAAkB,CAAU,IAAI,EAAE,KAAK,EAAE,QAAQ,CAAC,CAAC;IAChE,CAAC,CAAC;AACJ,CAAC","file":"union.js","sourcesContent":["import { AsyncIterableX } from '../asynciterablex';\nimport { arrayIndexOfAsync } from '../../util/arrayindexof';\nimport { comparerAsync } from '../../util/comparer';\nimport { MonoTypeOperatorAsyncFunction } from '../../interfaces';\n\nexport class UnionAsyncIterable<TSource> extends AsyncIterableX<TSource> {\n private _left: AsyncIterable<TSource>;\n private _right: AsyncIterable<TSource>;\n private _comparer: (x: TSource, y: TSource) => boolean | Promise<boolean>;\n\n constructor(\n left: AsyncIterable<TSource>,\n right: AsyncIterable<TSource>,\n comparer: (x: TSource, y: TSource) => boolean | Promise<boolean>\n ) {\n super();\n this._left = left;\n this._right = right;\n this._comparer = comparer;\n }\n\n async *[Symbol.asyncIterator]() {\n const map = [] as TSource[];\n for await (const lItem of this._left) {\n if ((await arrayIndexOfAsync(map, lItem, this._comparer)) === -1) {\n map.push(lItem);\n yield lItem;\n }\n }\n\n for await (const rItem of this._right) {\n if ((await arrayIndexOfAsync(map, rItem, this._comparer)) === -1) {\n map.push(rItem);\n yield rItem;\n }\n }\n }\n}\n\nexport function union<TSource>(\n right: AsyncIterable<TSource>,\n comparer: (x: TSource, y: TSource) => boolean | Promise<boolean> = comparerAsync\n): MonoTypeOperatorAsyncFunction<TSource> {\n return function unionOperatorFunction(left: AsyncIterable<TSource>): AsyncIterableX<TSource> {\n return new UnionAsyncIterable<TSource>(left, right, comparer);\n };\n}\n"]}