feat: initial commit

node_modules/rxjs/_esm2015/internal/Observable.js

@@ -0,0 +1,107 @@
+import { canReportError } from './util/canReportError';
+import { toSubscriber } from './util/toSubscriber';
+import { observable as Symbol_observable } from './symbol/observable';
+import { pipeFromArray } from './util/pipe';
+import { config } from './config';
+export class Observable {
+    constructor(subscribe) {
+        this._isScalar = false;
+        if (subscribe) {
+            this._subscribe = subscribe;
+        }
+    }
+    lift(operator) {
+        const observable = new Observable();
+        observable.source = this;
+        observable.operator = operator;
+        return observable;
+    }
+    subscribe(observerOrNext, error, complete) {
+        const { operator } = this;
+        const sink = toSubscriber(observerOrNext, error, complete);
+        if (operator) {
+            sink.add(operator.call(sink, this.source));
+        }
+        else {
+            sink.add(this.source || (config.useDeprecatedSynchronousErrorHandling && !sink.syncErrorThrowable) ?
+                this._subscribe(sink) :
+                this._trySubscribe(sink));
+        }
+        if (config.useDeprecatedSynchronousErrorHandling) {
+            if (sink.syncErrorThrowable) {
+                sink.syncErrorThrowable = false;
+                if (sink.syncErrorThrown) {
+                    throw sink.syncErrorValue;
+                }
+            }
+        }
+        return sink;
+    }
+    _trySubscribe(sink) {
+        try {
+            return this._subscribe(sink);
+        }
+        catch (err) {
+            if (config.useDeprecatedSynchronousErrorHandling) {
+                sink.syncErrorThrown = true;
+                sink.syncErrorValue = err;
+            }
+            if (canReportError(sink)) {
+                sink.error(err);
+            }
+            else {
+                console.warn(err);
+            }
+        }
+    }
+    forEach(next, promiseCtor) {
+        promiseCtor = getPromiseCtor(promiseCtor);
+        return new promiseCtor((resolve, reject) => {
+            let subscription;
+            subscription = this.subscribe((value) => {
+                try {
+                    next(value);
+                }
+                catch (err) {
+                    reject(err);
+                    if (subscription) {
+                        subscription.unsubscribe();
+                    }
+                }
+            }, reject, resolve);
+        });
+    }
+    _subscribe(subscriber) {
+        const { source } = this;
+        return source && source.subscribe(subscriber);
+    }
+    [Symbol_observable]() {
+        return this;
+    }
+    pipe(...operations) {
+        if (operations.length === 0) {
+            return this;
+        }
+        return pipeFromArray(operations)(this);
+    }
+    toPromise(promiseCtor) {
+        promiseCtor = getPromiseCtor(promiseCtor);
+        return new promiseCtor((resolve, reject) => {
+            let value;
+            this.subscribe((x) => value = x, (err) => reject(err), () => resolve(value));
+        });
+    }
+}
+Observable.create = (subscribe) => {
+    return new Observable(subscribe);
+};
+function getPromiseCtor(promiseCtor) {
+    if (!promiseCtor) {
+        promiseCtor = config.Promise || Promise;
+    }
+    if (!promiseCtor) {
+        throw new Error('no Promise impl found');
+    }
+    return promiseCtor;
+}
+//# sourceMappingURL=Observable.js.map