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@reactivex/ix-esnext-esm

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The Interactive Extensions for JavaScript

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{"version":3,"sources":["iterable/operators/innerjoin.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,SAAS,EAAE,MAAM,cAAc,CAAC;AACzC,OAAO,EAAE,cAAc,EAAE,MAAM,aAAa,CAAC;AAC7C,OAAO,EAAE,QAAQ,EAAE,MAAM,qBAAqB,CAAC;AAG/C,MAAM,OAAO,YAA4C,SAAQ,SAAkB;IAOjF,YACE,KAAuB,EACvB,KAAuB,EACvB,aAAsC,EACtC,aAAsC,EACtC,cAAyD;QAEzD,KAAK,EAAE,CAAC;QACR,IAAI,CAAC,MAAM,GAAG,KAAK,CAAC;QACpB,IAAI,CAAC,MAAM,GAAG,KAAK,CAAC;QACpB,IAAI,CAAC,cAAc,GAAG,aAAa,CAAC;QACpC,IAAI,CAAC,cAAc,GAAG,aAAa,CAAC;QACpC,IAAI,CAAC,eAAe,GAAG,cAAc,CAAC;IACxC,CAAC;IAED,CAAC,CAAC,MAAM,CAAC,QAAQ,CAAC;QAChB,MAAM,GAAG,GAAG,cAAc,CAAC,IAAI,CAAC,MAAM,EAAE,IAAI,CAAC,cAAc,EAAE,QAAQ,CAAC,CAAC;QACvE,KAAK,MAAM,YAAY,IAAI,IAAI,CAAC,MAAM,EAAE;YACtC,MAAM,QAAQ,GAAG,IAAI,CAAC,cAAc,CAAC,YAAY,CAAC,CAAC;YACnD,IAAI,GAAG,CAAC,GAAG,CAAC,QAAQ,CAAC,EAAE;gBACrB,KAAK,MAAM,YAAY,IAAI,GAAG,CAAC,GAAG,CAAC,QAAQ,CAAE,EAAE;oBAC7C,MAAM,IAAI,CAAC,eAAe,CAAC,YAAY,EAAE,YAAY,CAAC,CAAC;iBACxD;aACF;SACF;IACH,CAAC;CACF;AAED;;;;;;;;;;;;;;;;;GAiBG;AACH,MAAM,UAAU,SAAS,CACvB,KAAuB,EACvB,aAAsC,EACtC,aAAsC,EACtC,cAAyD;IAEzD,OAAO,SAAS,yBAAyB,CAAC,KAAuB;QAC/D,OAAO,IAAI,YAAY,CACrB,KAAK,EACL,KAAK,EACL,aAAa,EACb,aAAa,EACb,cAAc,CACf,CAAC;IACJ,CAAC,CAAC;AACJ,CAAC","file":"innerjoin.js","sourcesContent":["import { IterableX } from '../iterablex';\nimport { createGrouping } from './_grouping';\nimport { identity } from '../../util/identity';\nimport { OperatorFunction } from '../../interfaces';\n\nexport class JoinIterable<TOuter, TInner, TKey, TResult> extends IterableX<TResult> {\n private _outer: Iterable<TOuter>;\n private _inner: Iterable<TInner>;\n private _outerSelector: (value: TOuter) => TKey;\n private _innerSelector: (value: TInner) => TKey;\n private _resultSelector: (outer: TOuter, inner: TInner) => TResult;\n\n constructor(\n outer: Iterable<TOuter>,\n inner: Iterable<TInner>,\n outerSelector: (value: TOuter) => TKey,\n innerSelector: (value: TInner) => TKey,\n resultSelector: (outer: TOuter, inner: TInner) => TResult\n ) {\n super();\n this._outer = outer;\n this._inner = inner;\n this._outerSelector = outerSelector;\n this._innerSelector = innerSelector;\n this._resultSelector = resultSelector;\n }\n\n *[Symbol.iterator]() {\n const map = createGrouping(this._inner, this._innerSelector, identity);\n for (const outerElement of this._outer) {\n const outerKey = this._outerSelector(outerElement);\n if (map.has(outerKey)) {\n for (const innerElement of map.get(outerKey)!) {\n yield this._resultSelector(outerElement, innerElement);\n }\n }\n }\n }\n}\n\n/**\n * Correlates the elements of two sequences based on matching keys.\n *\n * @export\n * @template TOuter The type of the elements of the first iterable sequence.\n * @template TInner The type of the elements of the second iterable sequence.\n * @template TKey The type of the keys returned by the key selector functions.\n * @template TResult The type of the result elements.\n * @param {Iterable<TInner>} inner The async-enumerable sequence to join to the first sequence.\n * @param {((value: TOuter) => TKey)} outerSelector A function to extract the join key from each element\n * of the first sequence.\n * @param {((value: TInner) => TKey)} innerSelector A function to extract the join key from each element\n * of the second sequence.\n * @param {((outer: TOuter, inner: TInner) => TResult)} resultSelector A function to create a result element\n * from two matching elements.\n * @returns {OperatorFunction<TOuter, TResult>} An iterable sequence that has elements that are obtained by performing an inner join\n * on two sequences.\n */\nexport function innerJoin<TOuter, TInner, TKey, TResult>(\n inner: Iterable<TInner>,\n outerSelector: (value: TOuter) => TKey,\n innerSelector: (value: TInner) => TKey,\n resultSelector: (outer: TOuter, inner: TInner) => TResult\n): OperatorFunction<TOuter, TResult> {\n return function innerJoinOperatorFunction(outer: Iterable<TOuter>): IterableX<TResult> {\n return new JoinIterable<TOuter, TInner, TKey, TResult>(\n outer,\n inner,\n outerSelector,\n innerSelector,\n resultSelector\n );\n };\n}\n"]}