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node_modules/rxjs/observable/ArrayLikeObservable.js

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+"use strict";
+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 __());
+};
+var Observable_1 = require('../Observable');
+var ScalarObservable_1 = require('./ScalarObservable');
+var EmptyObservable_1 = require('./EmptyObservable');
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @extends {Ignored}
+ * @hide true
+ */
+var ArrayLikeObservable = (function (_super) {
+    __extends(ArrayLikeObservable, _super);
+    function ArrayLikeObservable(arrayLike, scheduler) {
+        _super.call(this);
+        this.arrayLike = arrayLike;
+        this.scheduler = scheduler;
+        if (!scheduler && arrayLike.length === 1) {
+            this._isScalar = true;
+            this.value = arrayLike[0];
+        }
+    }
+    ArrayLikeObservable.create = function (arrayLike, scheduler) {
+        var length = arrayLike.length;
+        if (length === 0) {
+            return new EmptyObservable_1.EmptyObservable();
+        }
+        else if (length === 1) {
+            return new ScalarObservable_1.ScalarObservable(arrayLike[0], scheduler);
+        }
+        else {
+            return new ArrayLikeObservable(arrayLike, scheduler);
+        }
+    };
+    ArrayLikeObservable.dispatch = function (state) {
+        var arrayLike = state.arrayLike, index = state.index, length = state.length, subscriber = state.subscriber;
+        if (subscriber.closed) {
+            return;
+        }
+        if (index >= length) {
+            subscriber.complete();
+            return;
+        }
+        subscriber.next(arrayLike[index]);
+        state.index = index + 1;
+        this.schedule(state);
+    };
+    /** @deprecated internal use only */ ArrayLikeObservable.prototype._subscribe = function (subscriber) {
+        var index = 0;
+        var _a = this, arrayLike = _a.arrayLike, scheduler = _a.scheduler;
+        var length = arrayLike.length;
+        if (scheduler) {
+            return scheduler.schedule(ArrayLikeObservable.dispatch, 0, {
+                arrayLike: arrayLike, index: index, length: length, subscriber: subscriber
+            });
+        }
+        else {
+            for (var i = 0; i < length && !subscriber.closed; i++) {
+                subscriber.next(arrayLike[i]);
+            }
+            subscriber.complete();
+        }
+    };
+    return ArrayLikeObservable;
+}(Observable_1.Observable));
+exports.ArrayLikeObservable = ArrayLikeObservable;
+//# sourceMappingURL=ArrayLikeObservable.js.map