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101 lines
4.2 KiB
101 lines
4.2 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 Subject_1 = require('../Subject'); |
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var tryCatch_1 = require('../util/tryCatch'); |
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var errorObject_1 = require('../util/errorObject'); |
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var OuterSubscriber_1 = require('../OuterSubscriber'); |
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var subscribeToResult_1 = require('../util/subscribeToResult'); |
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/** |
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* Returns an Observable that mirrors the source Observable with the exception of an `error`. If the source Observable |
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* calls `error`, this method will emit the Throwable that caused the error to the Observable returned from `notifier`. |
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* If that Observable calls `complete` or `error` then this method will call `complete` or `error` on the child |
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* subscription. Otherwise this method will resubscribe to the source Observable. |
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* |
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* <img src="./img/retryWhen.png" width="100%"> |
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* |
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* @param {function(errors: Observable): Observable} notifier - Receives an Observable of notifications with which a |
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* user can `complete` or `error`, aborting the retry. |
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* @return {Observable} The source Observable modified with retry logic. |
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* @method retryWhen |
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* @owner Observable |
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*/ |
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function retryWhen(notifier) { |
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return function (source) { return source.lift(new RetryWhenOperator(notifier, source)); }; |
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} |
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exports.retryWhen = retryWhen; |
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var RetryWhenOperator = (function () { |
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function RetryWhenOperator(notifier, source) { |
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this.notifier = notifier; |
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this.source = source; |
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} |
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RetryWhenOperator.prototype.call = function (subscriber, source) { |
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return source.subscribe(new RetryWhenSubscriber(subscriber, this.notifier, this.source)); |
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}; |
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return RetryWhenOperator; |
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}()); |
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/** |
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* We need this JSDoc comment for affecting ESDoc. |
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* @ignore |
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* @extends {Ignored} |
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*/ |
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var RetryWhenSubscriber = (function (_super) { |
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__extends(RetryWhenSubscriber, _super); |
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function RetryWhenSubscriber(destination, notifier, source) { |
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_super.call(this, destination); |
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this.notifier = notifier; |
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this.source = source; |
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} |
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RetryWhenSubscriber.prototype.error = function (err) { |
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if (!this.isStopped) { |
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var errors = this.errors; |
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var retries = this.retries; |
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var retriesSubscription = this.retriesSubscription; |
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if (!retries) { |
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errors = new Subject_1.Subject(); |
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retries = tryCatch_1.tryCatch(this.notifier)(errors); |
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if (retries === errorObject_1.errorObject) { |
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return _super.prototype.error.call(this, errorObject_1.errorObject.e); |
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} |
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retriesSubscription = subscribeToResult_1.subscribeToResult(this, retries); |
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} |
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else { |
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this.errors = null; |
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this.retriesSubscription = null; |
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} |
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this._unsubscribeAndRecycle(); |
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this.errors = errors; |
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this.retries = retries; |
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this.retriesSubscription = retriesSubscription; |
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errors.next(err); |
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} |
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}; |
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/** @deprecated internal use only */ RetryWhenSubscriber.prototype._unsubscribe = function () { |
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var _a = this, errors = _a.errors, retriesSubscription = _a.retriesSubscription; |
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if (errors) { |
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errors.unsubscribe(); |
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this.errors = null; |
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} |
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if (retriesSubscription) { |
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retriesSubscription.unsubscribe(); |
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this.retriesSubscription = null; |
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} |
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this.retries = null; |
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}; |
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RetryWhenSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) { |
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var _a = this, errors = _a.errors, retries = _a.retries, retriesSubscription = _a.retriesSubscription; |
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this.errors = null; |
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this.retries = null; |
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this.retriesSubscription = null; |
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this._unsubscribeAndRecycle(); |
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this.errors = errors; |
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this.retries = retries; |
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this.retriesSubscription = retriesSubscription; |
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this.source.subscribe(this); |
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}; |
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return RetryWhenSubscriber; |
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}(OuterSubscriber_1.OuterSubscriber)); |
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//# sourceMappingURL=retryWhen.js.map
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