246 lines
9.0 KiB
JavaScript
246 lines
9.0 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return extendStatics(d, b);
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}
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return function (d, b) {
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extendStatics(d, b);
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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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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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var isFunction_1 = require("./util/isFunction");
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var Observer_1 = require("./Observer");
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var Subscription_1 = require("./Subscription");
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var rxSubscriber_1 = require("../internal/symbol/rxSubscriber");
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var config_1 = require("./config");
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var hostReportError_1 = require("./util/hostReportError");
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var Subscriber = (function (_super) {
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__extends(Subscriber, _super);
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function Subscriber(destinationOrNext, error, complete) {
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var _this = _super.call(this) || this;
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_this.syncErrorValue = null;
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_this.syncErrorThrown = false;
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_this.syncErrorThrowable = false;
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_this.isStopped = false;
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switch (arguments.length) {
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case 0:
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_this.destination = Observer_1.empty;
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break;
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case 1:
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if (!destinationOrNext) {
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_this.destination = Observer_1.empty;
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break;
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}
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if (typeof destinationOrNext === 'object') {
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if (destinationOrNext instanceof Subscriber) {
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_this.syncErrorThrowable = destinationOrNext.syncErrorThrowable;
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_this.destination = destinationOrNext;
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destinationOrNext.add(_this);
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}
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else {
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_this.syncErrorThrowable = true;
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_this.destination = new SafeSubscriber(_this, destinationOrNext);
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}
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break;
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}
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default:
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_this.syncErrorThrowable = true;
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_this.destination = new SafeSubscriber(_this, destinationOrNext, error, complete);
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break;
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}
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return _this;
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}
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Subscriber.prototype[rxSubscriber_1.rxSubscriber] = function () { return this; };
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Subscriber.create = function (next, error, complete) {
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var subscriber = new Subscriber(next, error, complete);
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subscriber.syncErrorThrowable = false;
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return subscriber;
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};
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Subscriber.prototype.next = function (value) {
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if (!this.isStopped) {
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this._next(value);
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}
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};
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Subscriber.prototype.error = function (err) {
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if (!this.isStopped) {
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this.isStopped = true;
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this._error(err);
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}
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};
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Subscriber.prototype.complete = function () {
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if (!this.isStopped) {
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this.isStopped = true;
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this._complete();
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}
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};
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Subscriber.prototype.unsubscribe = function () {
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if (this.closed) {
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return;
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}
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this.isStopped = true;
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_super.prototype.unsubscribe.call(this);
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};
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Subscriber.prototype._next = function (value) {
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this.destination.next(value);
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};
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Subscriber.prototype._error = function (err) {
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this.destination.error(err);
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this.unsubscribe();
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};
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Subscriber.prototype._complete = function () {
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this.destination.complete();
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this.unsubscribe();
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};
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Subscriber.prototype._unsubscribeAndRecycle = function () {
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var _parentOrParents = this._parentOrParents;
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this._parentOrParents = null;
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this.unsubscribe();
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this.closed = false;
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this.isStopped = false;
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this._parentOrParents = _parentOrParents;
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return this;
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};
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return Subscriber;
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}(Subscription_1.Subscription));
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exports.Subscriber = Subscriber;
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var SafeSubscriber = (function (_super) {
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__extends(SafeSubscriber, _super);
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function SafeSubscriber(_parentSubscriber, observerOrNext, error, complete) {
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var _this = _super.call(this) || this;
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_this._parentSubscriber = _parentSubscriber;
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var next;
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var context = _this;
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if (isFunction_1.isFunction(observerOrNext)) {
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next = observerOrNext;
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}
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else if (observerOrNext) {
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next = observerOrNext.next;
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error = observerOrNext.error;
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complete = observerOrNext.complete;
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if (observerOrNext !== Observer_1.empty) {
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context = Object.create(observerOrNext);
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if (isFunction_1.isFunction(context.unsubscribe)) {
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_this.add(context.unsubscribe.bind(context));
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}
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context.unsubscribe = _this.unsubscribe.bind(_this);
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}
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}
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_this._context = context;
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_this._next = next;
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_this._error = error;
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_this._complete = complete;
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return _this;
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}
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SafeSubscriber.prototype.next = function (value) {
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if (!this.isStopped && this._next) {
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var _parentSubscriber = this._parentSubscriber;
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if (!config_1.config.useDeprecatedSynchronousErrorHandling || !_parentSubscriber.syncErrorThrowable) {
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this.__tryOrUnsub(this._next, value);
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}
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else if (this.__tryOrSetError(_parentSubscriber, this._next, value)) {
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this.unsubscribe();
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}
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}
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};
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SafeSubscriber.prototype.error = function (err) {
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if (!this.isStopped) {
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var _parentSubscriber = this._parentSubscriber;
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var useDeprecatedSynchronousErrorHandling = config_1.config.useDeprecatedSynchronousErrorHandling;
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if (this._error) {
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if (!useDeprecatedSynchronousErrorHandling || !_parentSubscriber.syncErrorThrowable) {
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this.__tryOrUnsub(this._error, err);
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this.unsubscribe();
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}
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else {
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this.__tryOrSetError(_parentSubscriber, this._error, err);
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this.unsubscribe();
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}
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}
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else if (!_parentSubscriber.syncErrorThrowable) {
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this.unsubscribe();
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if (useDeprecatedSynchronousErrorHandling) {
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throw err;
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}
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hostReportError_1.hostReportError(err);
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}
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else {
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if (useDeprecatedSynchronousErrorHandling) {
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_parentSubscriber.syncErrorValue = err;
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_parentSubscriber.syncErrorThrown = true;
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}
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else {
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hostReportError_1.hostReportError(err);
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}
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this.unsubscribe();
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}
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}
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};
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SafeSubscriber.prototype.complete = function () {
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var _this = this;
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if (!this.isStopped) {
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var _parentSubscriber = this._parentSubscriber;
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if (this._complete) {
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var wrappedComplete = function () { return _this._complete.call(_this._context); };
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if (!config_1.config.useDeprecatedSynchronousErrorHandling || !_parentSubscriber.syncErrorThrowable) {
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this.__tryOrUnsub(wrappedComplete);
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this.unsubscribe();
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}
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else {
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this.__tryOrSetError(_parentSubscriber, wrappedComplete);
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this.unsubscribe();
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}
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}
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else {
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this.unsubscribe();
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}
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}
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};
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SafeSubscriber.prototype.__tryOrUnsub = function (fn, value) {
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try {
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fn.call(this._context, value);
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}
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catch (err) {
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this.unsubscribe();
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if (config_1.config.useDeprecatedSynchronousErrorHandling) {
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throw err;
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}
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else {
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hostReportError_1.hostReportError(err);
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}
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}
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};
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SafeSubscriber.prototype.__tryOrSetError = function (parent, fn, value) {
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if (!config_1.config.useDeprecatedSynchronousErrorHandling) {
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throw new Error('bad call');
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}
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try {
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fn.call(this._context, value);
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}
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catch (err) {
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if (config_1.config.useDeprecatedSynchronousErrorHandling) {
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parent.syncErrorValue = err;
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parent.syncErrorThrown = true;
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return true;
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}
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else {
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hostReportError_1.hostReportError(err);
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return true;
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}
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}
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return false;
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};
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SafeSubscriber.prototype._unsubscribe = function () {
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var _parentSubscriber = this._parentSubscriber;
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this._context = null;
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this._parentSubscriber = null;
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_parentSubscriber.unsubscribe();
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};
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return SafeSubscriber;
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}(Subscriber));
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exports.SafeSubscriber = SafeSubscriber;
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//# sourceMappingURL=Subscriber.js.map
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