initial commit: scaffolding

1 files changed, 134 insertions, 0 deletions

diff --git a/node_modules/rxjs/dist/esm/internal/Subject.js b/node_modules/rxjs/dist/esm/internal/Subject.js
new file mode 100644
index 0000000..4295f07
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+++ b/node_modules/rxjs/dist/esm/internal/Subject.js
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+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';
+export class Subject extends Observable {
+    constructor() {
+        super();
+        this.closed = false;
+        this.currentObservers = null;
+        this.observers = [];
+        this.isStopped = false;
+        this.hasError = false;
+        this.thrownError = null;
+    }
+    lift(operator) {
+        const subject = new AnonymousSubject(this, this);
+        subject.operator = operator;
+        return subject;
+    }
+    _throwIfClosed() {
+        if (this.closed) {
+            throw new ObjectUnsubscribedError();
+        }
+    }
+    next(value) {
+        errorContext(() => {
+            this._throwIfClosed();
+            if (!this.isStopped) {
+                if (!this.currentObservers) {
+                    this.currentObservers = Array.from(this.observers);
+                }
+                for (const observer of this.currentObservers) {
+                    observer.next(value);
+                }
+            }
+        });
+    }
+    error(err) {
+        errorContext(() => {
+            this._throwIfClosed();
+            if (!this.isStopped) {
+                this.hasError = this.isStopped = true;
+                this.thrownError = err;
+                const { observers } = this;
+                while (observers.length) {
+                    observers.shift().error(err);
+                }
+            }
+        });
+    }
+    complete() {
+        errorContext(() => {
+            this._throwIfClosed();
+            if (!this.isStopped) {
+                this.isStopped = true;
+                const { observers } = this;
+                while (observers.length) {
+                    observers.shift().complete();
+                }
+            }
+        });
+    }
+    unsubscribe() {
+        this.isStopped = this.closed = true;
+        this.observers = this.currentObservers = null;
+    }
+    get observed() {
+        var _a;
+        return ((_a = this.observers) === null || _a === void 0 ? void 0 : _a.length) > 0;
+    }
+    _trySubscribe(subscriber) {
+        this._throwIfClosed();
+        return super._trySubscribe(subscriber);
+    }
+    _subscribe(subscriber) {
+        this._throwIfClosed();
+        this._checkFinalizedStatuses(subscriber);
+        return this._innerSubscribe(subscriber);
+    }
+    _innerSubscribe(subscriber) {
+        const { hasError, isStopped, observers } = this;
+        if (hasError || isStopped) {
+            return EMPTY_SUBSCRIPTION;
+        }
+        this.currentObservers = null;
+        observers.push(subscriber);
+        return new Subscription(() => {
+            this.currentObservers = null;
+            arrRemove(observers, subscriber);
+        });
+    }
+    _checkFinalizedStatuses(subscriber) {
+        const { hasError, thrownError, isStopped } = this;
+        if (hasError) {
+            subscriber.error(thrownError);
+        }
+        else if (isStopped) {
+            subscriber.complete();
+        }
+    }
+    asObservable() {
+        const observable = new Observable();
+        observable.source = this;
+        return observable;
+    }
+}
+Subject.create = (destination, source) => {
+    return new AnonymousSubject(destination, source);
+};
+export class AnonymousSubject extends Subject {
+    constructor(destination, source) {
+        super();
+        this.destination = destination;
+        this.source = source;
+    }
+    next(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);
+    }
+    error(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);
+    }
+    complete() {
+        var _a, _b;
+        (_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.complete) === null || _b === void 0 ? void 0 : _b.call(_a);
+    }
+    _subscribe(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;
+    }
+}
+//# sourceMappingURL=Subject.js.map
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