initial commit: scaffolding

1 files changed, 93 insertions, 0 deletions

diff --git a/node_modules/rxjs/dist/esm/internal/Observable.js b/node_modules/rxjs/dist/esm/internal/Observable.js
new file mode 100644
index 0000000..a0370b2
--- /dev/null
+++ b/node_modules/rxjs/dist/esm/internal/Observable.js
@@ -0,0 +1,93 @@
+import { SafeSubscriber, Subscriber } from './Subscriber';
+import { isSubscription } from './Subscription';
+import { observable as Symbol_observable } from './symbol/observable';
+import { pipeFromArray } from './util/pipe';
+import { config } from './config';
+import { isFunction } from './util/isFunction';
+import { errorContext } from './util/errorContext';
+export class Observable {
+    constructor(subscribe) {
+        if (subscribe) {
+            this._subscribe = subscribe;
+        }
+    }
+    lift(operator) {
+        const observable = new Observable();
+        observable.source = this;
+        observable.operator = operator;
+        return observable;
+    }
+    subscribe(observerOrNext, error, complete) {
+        const subscriber = isSubscriber(observerOrNext) ? observerOrNext : new SafeSubscriber(observerOrNext, error, complete);
+        errorContext(() => {
+            const { operator, source } = this;
+            subscriber.add(operator
+                ?
+                    operator.call(subscriber, source)
+                : source
+                    ?
+                        this._subscribe(subscriber)
+                    :
+                        this._trySubscribe(subscriber));
+        });
+        return subscriber;
+    }
+    _trySubscribe(sink) {
+        try {
+            return this._subscribe(sink);
+        }
+        catch (err) {
+            sink.error(err);
+        }
+    }
+    forEach(next, promiseCtor) {
+        promiseCtor = getPromiseCtor(promiseCtor);
+        return new promiseCtor((resolve, reject) => {
+            const subscriber = new SafeSubscriber({
+                next: (value) => {
+                    try {
+                        next(value);
+                    }
+                    catch (err) {
+                        reject(err);
+                        subscriber.unsubscribe();
+                    }
+                },
+                error: reject,
+                complete: resolve,
+            });
+            this.subscribe(subscriber);
+        });
+    }
+    _subscribe(subscriber) {
+        var _a;
+        return (_a = this.source) === null || _a === void 0 ? void 0 : _a.subscribe(subscriber);
+    }
+    [Symbol_observable]() {
+        return this;
+    }
+    pipe(...operations) {
+        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) {
+    var _a;
+    return (_a = promiseCtor !== null && promiseCtor !== void 0 ? promiseCtor : config.Promise) !== null && _a !== void 0 ? _a : Promise;
+}
+function isObserver(value) {
+    return value && isFunction(value.next) && isFunction(value.error) && isFunction(value.complete);
+}
+function isSubscriber(value) {
+    return (value && value instanceof Subscriber) || (isObserver(value) && isSubscription(value));
+}
+//# sourceMappingURL=Observable.js.map
\ No newline at end of file