hugoWebsite/node_modules/rxjs/dist/esm5/internal/Subscriber.js

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2022-10-29 00:20:35 +02:00
import { __extends } from "tslib";
import { isFunction } from './util/isFunction';
import { isSubscription, Subscription } from './Subscription';
import { config } from './config';
import { reportUnhandledError } from './util/reportUnhandledError';
import { noop } from './util/noop';
import { nextNotification, errorNotification, COMPLETE_NOTIFICATION } from './NotificationFactories';
import { timeoutProvider } from './scheduler/timeoutProvider';
import { captureError } from './util/errorContext';
var Subscriber = (function (_super) {
__extends(Subscriber, _super);
function Subscriber(destination) {
var _this = _super.call(this) || this;
_this.isStopped = false;
if (destination) {
_this.destination = destination;
if (isSubscription(destination)) {
destination.add(_this);
}
}
else {
_this.destination = EMPTY_OBSERVER;
}
return _this;
}
Subscriber.create = function (next, error, complete) {
return new SafeSubscriber(next, error, complete);
};
Subscriber.prototype.next = function (value) {
if (this.isStopped) {
handleStoppedNotification(nextNotification(value), this);
}
else {
this._next(value);
}
};
Subscriber.prototype.error = function (err) {
if (this.isStopped) {
handleStoppedNotification(errorNotification(err), this);
}
else {
this.isStopped = true;
this._error(err);
}
};
Subscriber.prototype.complete = function () {
if (this.isStopped) {
handleStoppedNotification(COMPLETE_NOTIFICATION, this);
}
else {
this.isStopped = true;
this._complete();
}
};
Subscriber.prototype.unsubscribe = function () {
if (!this.closed) {
this.isStopped = true;
_super.prototype.unsubscribe.call(this);
this.destination = null;
}
};
Subscriber.prototype._next = function (value) {
this.destination.next(value);
};
Subscriber.prototype._error = function (err) {
try {
this.destination.error(err);
}
finally {
this.unsubscribe();
}
};
Subscriber.prototype._complete = function () {
try {
this.destination.complete();
}
finally {
this.unsubscribe();
}
};
return Subscriber;
}(Subscription));
export { Subscriber };
var _bind = Function.prototype.bind;
function bind(fn, thisArg) {
return _bind.call(fn, thisArg);
}
var ConsumerObserver = (function () {
function ConsumerObserver(partialObserver) {
this.partialObserver = partialObserver;
}
ConsumerObserver.prototype.next = function (value) {
var partialObserver = this.partialObserver;
if (partialObserver.next) {
try {
partialObserver.next(value);
}
catch (error) {
handleUnhandledError(error);
}
}
};
ConsumerObserver.prototype.error = function (err) {
var partialObserver = this.partialObserver;
if (partialObserver.error) {
try {
partialObserver.error(err);
}
catch (error) {
handleUnhandledError(error);
}
}
else {
handleUnhandledError(err);
}
};
ConsumerObserver.prototype.complete = function () {
var partialObserver = this.partialObserver;
if (partialObserver.complete) {
try {
partialObserver.complete();
}
catch (error) {
handleUnhandledError(error);
}
}
};
return ConsumerObserver;
}());
var SafeSubscriber = (function (_super) {
__extends(SafeSubscriber, _super);
function SafeSubscriber(observerOrNext, error, complete) {
var _this = _super.call(this) || this;
var partialObserver;
if (isFunction(observerOrNext) || !observerOrNext) {
partialObserver = {
next: (observerOrNext !== null && observerOrNext !== void 0 ? observerOrNext : undefined),
error: error !== null && error !== void 0 ? error : undefined,
complete: complete !== null && complete !== void 0 ? complete : undefined,
};
}
else {
var context_1;
if (_this && config.useDeprecatedNextContext) {
context_1 = Object.create(observerOrNext);
context_1.unsubscribe = function () { return _this.unsubscribe(); };
partialObserver = {
next: observerOrNext.next && bind(observerOrNext.next, context_1),
error: observerOrNext.error && bind(observerOrNext.error, context_1),
complete: observerOrNext.complete && bind(observerOrNext.complete, context_1),
};
}
else {
partialObserver = observerOrNext;
}
}
_this.destination = new ConsumerObserver(partialObserver);
return _this;
}
return SafeSubscriber;
}(Subscriber));
export { SafeSubscriber };
function handleUnhandledError(error) {
if (config.useDeprecatedSynchronousErrorHandling) {
captureError(error);
}
else {
reportUnhandledError(error);
}
}
function defaultErrorHandler(err) {
throw err;
}
function handleStoppedNotification(notification, subscriber) {
var onStoppedNotification = config.onStoppedNotification;
onStoppedNotification && timeoutProvider.setTimeout(function () { return onStoppedNotification(notification, subscriber); });
}
export var EMPTY_OBSERVER = {
closed: true,
next: noop,
error: defaultErrorHandler,
complete: noop,
};
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