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