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<pre class="source-code line-number raw-source-code"><code class="prettyprint linenums" data-ice="content">import { OuterSubscriber } from '../OuterSubscriber'; import { subscribeToResult } from '../util/subscribeToResult'; /* tslint:disable:max-line-length */ export function mergeMapTo(innerObservable, resultSelector, concurrent) { if (concurrent === void 0) { concurrent = Number.POSITIVE_INFINITY; } if (typeof resultSelector === 'number') { concurrent = resultSelector; resultSelector = null; } return this.lift(new MergeMapToOperator(innerObservable, resultSelector, concurrent)); } // TODO: Figure out correct signature here: an Operator<Observable<T>, R> // needs to implement call(observer: Subscriber<R>): Subscriber<Observable<T>> export var MergeMapToOperator = (function () { function MergeMapToOperator(ish, resultSelector, concurrent) { if (concurrent === void 0) { concurrent = Number.POSITIVE_INFINITY; } this.ish = ish; this.resultSelector = resultSelector; this.concurrent = concurrent; } MergeMapToOperator.prototype.call = function (observer, source) { return source._subscribe(new MergeMapToSubscriber(observer, this.ish, this.resultSelector, this.concurrent)); }; return MergeMapToOperator; }()); /** * We need this JSDoc comment for affecting ESDoc. * @ignore * @extends {Ignored} */ export var MergeMapToSubscriber = (function (_super) { __extends(MergeMapToSubscriber, _super); function MergeMapToSubscriber(destination, ish, resultSelector, concurrent) { if (concurrent === void 0) { concurrent = Number.POSITIVE_INFINITY; } _super.call(this, destination); this.ish = ish; this.resultSelector = resultSelector; this.concurrent = concurrent; this.hasCompleted = false; this.buffer = []; this.active = 0; this.index = 0; } MergeMapToSubscriber.prototype._next = function (value) { if (this.active < this.concurrent) { var resultSelector = this.resultSelector; var index = this.index++; var ish = this.ish; var destination = this.destination; this.active++; this._innerSub(ish, destination, resultSelector, value, index); } else { this.buffer.push(value); } }; MergeMapToSubscriber.prototype._innerSub = function (ish, destination, resultSelector, value, index) { this.add(subscribeToResult(this, ish, value, index)); }; MergeMapToSubscriber.prototype._complete = function () { this.hasCompleted = true; if (this.active === 0 && this.buffer.length === 0) { this.destination.complete(); } }; MergeMapToSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) { var _a = this, resultSelector = _a.resultSelector, destination = _a.destination; if (resultSelector) { this.trySelectResult(outerValue, innerValue, outerIndex, innerIndex); } else { destination.next(innerValue); } }; MergeMapToSubscriber.prototype.trySelectResult = function (outerValue, innerValue, outerIndex, innerIndex) { var _a = this, resultSelector = _a.resultSelector, destination = _a.destination; var result; try { result = resultSelector(outerValue, innerValue, outerIndex, innerIndex); } catch (err) { destination.error(err); return; } destination.next(result); }; MergeMapToSubscriber.prototype.notifyError = function (err) { this.destination.error(err); }; MergeMapToSubscriber.prototype.notifyComplete = function (innerSub) { var buffer = this.buffer; this.remove(innerSub); this.active--; if (buffer.length > 0) { this._next(buffer.shift()); } else if (this.active === 0 && this.hasCompleted) { this.destination.complete(); } }; return MergeMapToSubscriber; }(OuterSubscriber)); //# sourceMappingURL=mergeMapTo.js.map</code></pre> </div> <footer class="footer"> Generated by <a href="https://esdoc.org">ESDoc<span data-ice="esdocVersion">(0.4.8)</span></a> </footer> <script src="script/search_index.js"></script> <script src="script/search.js"></script> <script src="script/pretty-print.js"></script> <script src="script/inherited-summary.js"></script> <script src="script/test-summary.js"></script> <script 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