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node_modules/rxjs/_esm5/observable/ArrayObservable.js

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+/** PURE_IMPORTS_START .._Observable,._ScalarObservable,._EmptyObservable,.._util_isScheduler PURE_IMPORTS_END */
+var __extends = (this && this.__extends) || function (d, b) {
+    for (var p in b)
+        if (b.hasOwnProperty(p))
+            d[p] = b[p];
+    function __() { this.constructor = d; }
+    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+};
+import { Observable } from '../Observable';
+import { ScalarObservable } from './ScalarObservable';
+import { EmptyObservable } from './EmptyObservable';
+import { isScheduler } from '../util/isScheduler';
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @extends {Ignored}
+ * @hide true
+ */
+export var ArrayObservable = /*@__PURE__*/ (/*@__PURE__*/ function (_super) {
+    __extends(ArrayObservable, _super);
+    function ArrayObservable(array, scheduler) {
+        _super.call(this);
+        this.array = array;
+        this.scheduler = scheduler;
+        if (!scheduler && array.length === 1) {
+            this._isScalar = true;
+            this.value = array[0];
+        }
+    }
+    ArrayObservable.create = function (array, scheduler) {
+        return new ArrayObservable(array, scheduler);
+    };
+    /**
+     * Creates an Observable that emits some values you specify as arguments,
+     * immediately one after the other, and then emits a complete notification.
+     *
+     * <span class="informal">Emits the arguments you provide, then completes.
+     * </span>
+     *
+     * <img src="./img/of.png" width="100%">
+     *
+     * This static operator is useful for creating a simple Observable that only
+     * emits the arguments given, and the complete notification thereafter. It can
+     * be used for composing with other Observables, such as with {@link concat}.
+     * By default, it uses a `null` IScheduler, which means the `next`
+     * notifications are sent synchronously, although with a different IScheduler
+     * it is possible to determine when those notifications will be delivered.
+     *
+     * @example <caption>Emit 10, 20, 30, then 'a', 'b', 'c', then start ticking every second.</caption>
+     * var numbers = Rx.Observable.of(10, 20, 30);
+     * var letters = Rx.Observable.of('a', 'b', 'c');
+     * var interval = Rx.Observable.interval(1000);
+     * var result = numbers.concat(letters).concat(interval);
+     * result.subscribe(x => console.log(x));
+     *
+     * @see {@link create}
+     * @see {@link empty}
+     * @see {@link never}
+     * @see {@link throw}
+     *
+     * @param {...T} values Arguments that represent `next` values to be emitted.
+     * @param {Scheduler} [scheduler] A {@link IScheduler} to use for scheduling
+     * the emissions of the `next` notifications.
+     * @return {Observable<T>} An Observable that emits each given input value.
+     * @static true
+     * @name of
+     * @owner Observable
+     */
+    ArrayObservable.of = function () {
+        var array = [];
+        for (var _i = 0; _i < arguments.length; _i++) {
+            array[_i - 0] = arguments[_i];
+        }
+        var scheduler = array[array.length - 1];
+        if (isScheduler(scheduler)) {
+            array.pop();
+        }
+        else {
+            scheduler = null;
+        }
+        var len = array.length;
+        if (len > 1) {
+            return new ArrayObservable(array, scheduler);
+        }
+        else if (len === 1) {
+            return new ScalarObservable(array[0], scheduler);
+        }
+        else {
+            return new EmptyObservable(scheduler);
+        }
+    };
+    ArrayObservable.dispatch = function (state) {
+        var array = state.array, index = state.index, count = state.count, subscriber = state.subscriber;
+        if (index >= count) {
+            subscriber.complete();
+            return;
+        }
+        subscriber.next(array[index]);
+        if (subscriber.closed) {
+            return;
+        }
+        state.index = index + 1;
+        this.schedule(state);
+    };
+    /** @deprecated internal use only */ ArrayObservable.prototype._subscribe = function (subscriber) {
+        var index = 0;
+        var array = this.array;
+        var count = array.length;
+        var scheduler = this.scheduler;
+        if (scheduler) {
+            return scheduler.schedule(ArrayObservable.dispatch, 0, {
+                array: array, index: index, count: count, subscriber: subscriber
+            });
+        }
+        else {
+            for (var i = 0; i < count && !subscriber.closed; i++) {
+                subscriber.next(array[i]);
+            }
+            subscriber.complete();
+        }
+    };
+    return ArrayObservable;
+}(Observable));
+//# sourceMappingURL=ArrayObservable.js.map