33 lines
1.4 KiB
JavaScript
33 lines
1.4 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.exhaustMap = void 0;
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var map_1 = require("./map");
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var innerFrom_1 = require("../observable/innerFrom");
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var lift_1 = require("../util/lift");
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var OperatorSubscriber_1 = require("./OperatorSubscriber");
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function exhaustMap(project, resultSelector) {
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if (resultSelector) {
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return function (source) {
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return source.pipe(exhaustMap(function (a, i) { return innerFrom_1.innerFrom(project(a, i)).pipe(map_1.map(function (b, ii) { return resultSelector(a, b, i, ii); })); }));
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};
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}
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return lift_1.operate(function (source, subscriber) {
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var index = 0;
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var innerSub = null;
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var isComplete = false;
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source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (outerValue) {
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if (!innerSub) {
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innerSub = OperatorSubscriber_1.createOperatorSubscriber(subscriber, undefined, function () {
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innerSub = null;
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isComplete && subscriber.complete();
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});
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innerFrom_1.innerFrom(project(outerValue, index++)).subscribe(innerSub);
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}
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}, function () {
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isComplete = true;
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!innerSub && subscriber.complete();
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}));
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});
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}
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exports.exhaustMap = exhaustMap;
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//# sourceMappingURL=exhaustMap.js.map
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