initial commit: scaffolding

1 files changed, 143 insertions, 0 deletions

diff --git a/node_modules/rxjs/dist/esm5/internal/observable/innerFrom.js b/node_modules/rxjs/dist/esm5/internal/observable/innerFrom.js
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index 0000000..ac77ca7
--- /dev/null
+++ b/node_modules/rxjs/dist/esm5/internal/observable/innerFrom.js
@@ -0,0 +1,143 @@
+import { __asyncValues, __awaiter, __generator, __values } from "tslib";
+import { isArrayLike } from '../util/isArrayLike';
+import { isPromise } from '../util/isPromise';
+import { Observable } from '../Observable';
+import { isInteropObservable } from '../util/isInteropObservable';
+import { isAsyncIterable } from '../util/isAsyncIterable';
+import { createInvalidObservableTypeError } from '../util/throwUnobservableError';
+import { isIterable } from '../util/isIterable';
+import { isReadableStreamLike, readableStreamLikeToAsyncGenerator } from '../util/isReadableStreamLike';
+import { isFunction } from '../util/isFunction';
+import { reportUnhandledError } from '../util/reportUnhandledError';
+import { observable as Symbol_observable } from '../symbol/observable';
+export function innerFrom(input) {
+    if (input instanceof Observable) {
+        return input;
+    }
+    if (input != null) {
+        if (isInteropObservable(input)) {
+            return fromInteropObservable(input);
+        }
+        if (isArrayLike(input)) {
+            return fromArrayLike(input);
+        }
+        if (isPromise(input)) {
+            return fromPromise(input);
+        }
+        if (isAsyncIterable(input)) {
+            return fromAsyncIterable(input);
+        }
+        if (isIterable(input)) {
+            return fromIterable(input);
+        }
+        if (isReadableStreamLike(input)) {
+            return fromReadableStreamLike(input);
+        }
+    }
+    throw createInvalidObservableTypeError(input);
+}
+export function fromInteropObservable(obj) {
+    return new Observable(function (subscriber) {
+        var obs = obj[Symbol_observable]();
+        if (isFunction(obs.subscribe)) {
+            return obs.subscribe(subscriber);
+        }
+        throw new TypeError('Provided object does not correctly implement Symbol.observable');
+    });
+}
+export function fromArrayLike(array) {
+    return new Observable(function (subscriber) {
+        for (var i = 0; i < array.length && !subscriber.closed; i++) {
+            subscriber.next(array[i]);
+        }
+        subscriber.complete();
+    });
+}
+export function fromPromise(promise) {
+    return new Observable(function (subscriber) {
+        promise
+            .then(function (value) {
+            if (!subscriber.closed) {
+                subscriber.next(value);
+                subscriber.complete();
+            }
+        }, function (err) { return subscriber.error(err); })
+            .then(null, reportUnhandledError);
+    });
+}
+export function fromIterable(iterable) {
+    return new Observable(function (subscriber) {
+        var e_1, _a;
+        try {
+            for (var iterable_1 = __values(iterable), iterable_1_1 = iterable_1.next(); !iterable_1_1.done; iterable_1_1 = iterable_1.next()) {
+                var value = iterable_1_1.value;
+                subscriber.next(value);
+                if (subscriber.closed) {
+                    return;
+                }
+            }
+        }
+        catch (e_1_1) { e_1 = { error: e_1_1 }; }
+        finally {
+            try {
+                if (iterable_1_1 && !iterable_1_1.done && (_a = iterable_1.return)) _a.call(iterable_1);
+            }
+            finally { if (e_1) throw e_1.error; }
+        }
+        subscriber.complete();
+    });
+}
+export function fromAsyncIterable(asyncIterable) {
+    return new Observable(function (subscriber) {
+        process(asyncIterable, subscriber).catch(function (err) { return subscriber.error(err); });
+    });
+}
+export function fromReadableStreamLike(readableStream) {
+    return fromAsyncIterable(readableStreamLikeToAsyncGenerator(readableStream));
+}
+function process(asyncIterable, subscriber) {
+    var asyncIterable_1, asyncIterable_1_1;
+    var e_2, _a;
+    return __awaiter(this, void 0, void 0, function () {
+        var value, e_2_1;
+        return __generator(this, function (_b) {
+            switch (_b.label) {
+                case 0:
+                    _b.trys.push([0, 5, 6, 11]);
+                    asyncIterable_1 = __asyncValues(asyncIterable);
+                    _b.label = 1;
+                case 1: return [4, asyncIterable_1.next()];
+                case 2:
+                    if (!(asyncIterable_1_1 = _b.sent(), !asyncIterable_1_1.done)) return [3, 4];
+                    value = asyncIterable_1_1.value;
+                    subscriber.next(value);
+                    if (subscriber.closed) {
+                        return [2];
+                    }
+                    _b.label = 3;
+                case 3: return [3, 1];
+                case 4: return [3, 11];
+                case 5:
+                    e_2_1 = _b.sent();
+                    e_2 = { error: e_2_1 };
+                    return [3, 11];
+                case 6:
+                    _b.trys.push([6, , 9, 10]);
+                    if (!(asyncIterable_1_1 && !asyncIterable_1_1.done && (_a = asyncIterable_1.return))) return [3, 8];
+                    return [4, _a.call(asyncIterable_1)];
+                case 7:
+                    _b.sent();
+                    _b.label = 8;
+                case 8: return [3, 10];
+                case 9:
+                    if (e_2) throw e_2.error;
+                    return [7];
+                case 10: return [7];
+                case 11:
+                    subscriber.complete();
+                    return [2];
+            }
+        });
+    });
+}
+//# sourceMappingURL=innerFrom.js.map
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