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61 lines
2.3 KiB
61 lines
2.3 KiB
"use strict"; |
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var __extends = (this && this.__extends) || function (d, b) { |
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; |
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function __() { this.constructor = d; } |
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); |
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}; |
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var Observable_1 = require('../Observable'); |
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var subscribeToResult_1 = require('../util/subscribeToResult'); |
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var OuterSubscriber_1 = require('../OuterSubscriber'); |
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/** |
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* We need this JSDoc comment for affecting ESDoc. |
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* @extends {Ignored} |
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* @hide true |
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*/ |
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var UsingObservable = (function (_super) { |
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__extends(UsingObservable, _super); |
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function UsingObservable(resourceFactory, observableFactory) { |
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_super.call(this); |
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this.resourceFactory = resourceFactory; |
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this.observableFactory = observableFactory; |
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} |
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UsingObservable.create = function (resourceFactory, observableFactory) { |
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return new UsingObservable(resourceFactory, observableFactory); |
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}; |
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/** @deprecated internal use only */ UsingObservable.prototype._subscribe = function (subscriber) { |
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var _a = this, resourceFactory = _a.resourceFactory, observableFactory = _a.observableFactory; |
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var resource; |
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try { |
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resource = resourceFactory(); |
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return new UsingSubscriber(subscriber, resource, observableFactory); |
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} |
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catch (err) { |
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subscriber.error(err); |
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} |
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}; |
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return UsingObservable; |
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}(Observable_1.Observable)); |
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exports.UsingObservable = UsingObservable; |
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var UsingSubscriber = (function (_super) { |
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__extends(UsingSubscriber, _super); |
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function UsingSubscriber(destination, resource, observableFactory) { |
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_super.call(this, destination); |
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this.resource = resource; |
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this.observableFactory = observableFactory; |
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destination.add(resource); |
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this.tryUse(); |
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} |
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UsingSubscriber.prototype.tryUse = function () { |
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try { |
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var source = this.observableFactory.call(this, this.resource); |
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if (source) { |
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this.add(subscribeToResult_1.subscribeToResult(this, source)); |
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} |
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} |
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catch (err) { |
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this._error(err); |
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} |
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}; |
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return UsingSubscriber; |
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}(OuterSubscriber_1.OuterSubscriber)); |
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//# sourceMappingURL=UsingObservable.js.map
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