162 lines
No EOL
6 KiB
JavaScript
Executable file
162 lines
No EOL
6 KiB
JavaScript
Executable file
import { __extends, __values } from "tslib";
|
|
import { Observable } from './Observable';
|
|
import { Subscription, EMPTY_SUBSCRIPTION } from './Subscription';
|
|
import { ObjectUnsubscribedError } from './util/ObjectUnsubscribedError';
|
|
import { arrRemove } from './util/arrRemove';
|
|
import { errorContext } from './util/errorContext';
|
|
var Subject = (function (_super) {
|
|
__extends(Subject, _super);
|
|
function Subject() {
|
|
var _this = _super.call(this) || this;
|
|
_this.closed = false;
|
|
_this.currentObservers = null;
|
|
_this.observers = [];
|
|
_this.isStopped = false;
|
|
_this.hasError = false;
|
|
_this.thrownError = null;
|
|
return _this;
|
|
}
|
|
Subject.prototype.lift = function (operator) {
|
|
var subject = new AnonymousSubject(this, this);
|
|
subject.operator = operator;
|
|
return subject;
|
|
};
|
|
Subject.prototype._throwIfClosed = function () {
|
|
if (this.closed) {
|
|
throw new ObjectUnsubscribedError();
|
|
}
|
|
};
|
|
Subject.prototype.next = function (value) {
|
|
var _this = this;
|
|
errorContext(function () {
|
|
var e_1, _a;
|
|
_this._throwIfClosed();
|
|
if (!_this.isStopped) {
|
|
if (!_this.currentObservers) {
|
|
_this.currentObservers = Array.from(_this.observers);
|
|
}
|
|
try {
|
|
for (var _b = __values(_this.currentObservers), _c = _b.next(); !_c.done; _c = _b.next()) {
|
|
var observer = _c.value;
|
|
observer.next(value);
|
|
}
|
|
}
|
|
catch (e_1_1) { e_1 = { error: e_1_1 }; }
|
|
finally {
|
|
try {
|
|
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
|
|
}
|
|
finally { if (e_1) throw e_1.error; }
|
|
}
|
|
}
|
|
});
|
|
};
|
|
Subject.prototype.error = function (err) {
|
|
var _this = this;
|
|
errorContext(function () {
|
|
_this._throwIfClosed();
|
|
if (!_this.isStopped) {
|
|
_this.hasError = _this.isStopped = true;
|
|
_this.thrownError = err;
|
|
var observers = _this.observers;
|
|
while (observers.length) {
|
|
observers.shift().error(err);
|
|
}
|
|
}
|
|
});
|
|
};
|
|
Subject.prototype.complete = function () {
|
|
var _this = this;
|
|
errorContext(function () {
|
|
_this._throwIfClosed();
|
|
if (!_this.isStopped) {
|
|
_this.isStopped = true;
|
|
var observers = _this.observers;
|
|
while (observers.length) {
|
|
observers.shift().complete();
|
|
}
|
|
}
|
|
});
|
|
};
|
|
Subject.prototype.unsubscribe = function () {
|
|
this.isStopped = this.closed = true;
|
|
this.observers = this.currentObservers = null;
|
|
};
|
|
Object.defineProperty(Subject.prototype, "observed", {
|
|
get: function () {
|
|
var _a;
|
|
return ((_a = this.observers) === null || _a === void 0 ? void 0 : _a.length) > 0;
|
|
},
|
|
enumerable: false,
|
|
configurable: true
|
|
});
|
|
Subject.prototype._trySubscribe = function (subscriber) {
|
|
this._throwIfClosed();
|
|
return _super.prototype._trySubscribe.call(this, subscriber);
|
|
};
|
|
Subject.prototype._subscribe = function (subscriber) {
|
|
this._throwIfClosed();
|
|
this._checkFinalizedStatuses(subscriber);
|
|
return this._innerSubscribe(subscriber);
|
|
};
|
|
Subject.prototype._innerSubscribe = function (subscriber) {
|
|
var _this = this;
|
|
var _a = this, hasError = _a.hasError, isStopped = _a.isStopped, observers = _a.observers;
|
|
if (hasError || isStopped) {
|
|
return EMPTY_SUBSCRIPTION;
|
|
}
|
|
this.currentObservers = null;
|
|
observers.push(subscriber);
|
|
return new Subscription(function () {
|
|
_this.currentObservers = null;
|
|
arrRemove(observers, subscriber);
|
|
});
|
|
};
|
|
Subject.prototype._checkFinalizedStatuses = function (subscriber) {
|
|
var _a = this, hasError = _a.hasError, thrownError = _a.thrownError, isStopped = _a.isStopped;
|
|
if (hasError) {
|
|
subscriber.error(thrownError);
|
|
}
|
|
else if (isStopped) {
|
|
subscriber.complete();
|
|
}
|
|
};
|
|
Subject.prototype.asObservable = function () {
|
|
var observable = new Observable();
|
|
observable.source = this;
|
|
return observable;
|
|
};
|
|
Subject.create = function (destination, source) {
|
|
return new AnonymousSubject(destination, source);
|
|
};
|
|
return Subject;
|
|
}(Observable));
|
|
export { Subject };
|
|
var AnonymousSubject = (function (_super) {
|
|
__extends(AnonymousSubject, _super);
|
|
function AnonymousSubject(destination, source) {
|
|
var _this = _super.call(this) || this;
|
|
_this.destination = destination;
|
|
_this.source = source;
|
|
return _this;
|
|
}
|
|
AnonymousSubject.prototype.next = function (value) {
|
|
var _a, _b;
|
|
(_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.next) === null || _b === void 0 ? void 0 : _b.call(_a, value);
|
|
};
|
|
AnonymousSubject.prototype.error = function (err) {
|
|
var _a, _b;
|
|
(_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.error) === null || _b === void 0 ? void 0 : _b.call(_a, err);
|
|
};
|
|
AnonymousSubject.prototype.complete = function () {
|
|
var _a, _b;
|
|
(_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.complete) === null || _b === void 0 ? void 0 : _b.call(_a);
|
|
};
|
|
AnonymousSubject.prototype._subscribe = function (subscriber) {
|
|
var _a, _b;
|
|
return (_b = (_a = this.source) === null || _a === void 0 ? void 0 : _a.subscribe(subscriber)) !== null && _b !== void 0 ? _b : EMPTY_SUBSCRIPTION;
|
|
};
|
|
return AnonymousSubject;
|
|
}(Subject));
|
|
export { AnonymousSubject };
|
|
//# sourceMappingURL=Subject.js.map
|