You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

246 lines
9.0 KiB

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