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node_modules/rxjs/_esm5/operators/repeat.js

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+/** PURE_IMPORTS_START .._Subscriber,.._observable_EmptyObservable 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 { Subscriber } from '../Subscriber';
+import { EmptyObservable } from '../observable/EmptyObservable';
+/**
+ * Returns an Observable that repeats the stream of items emitted by the source Observable at most count times.
+ *
+ * <img src="./img/repeat.png" width="100%">
+ *
+ * @param {number} [count] The number of times the source Observable items are repeated, a count of 0 will yield
+ * an empty Observable.
+ * @return {Observable} An Observable that repeats the stream of items emitted by the source Observable at most
+ * count times.
+ * @method repeat
+ * @owner Observable
+ */
+export function repeat(count) {
+    if (count === void 0) {
+        count = -1;
+    }
+    return function (source) {
+        if (count === 0) {
+            return new EmptyObservable();
+        }
+        else if (count < 0) {
+            return source.lift(new RepeatOperator(-1, source));
+        }
+        else {
+            return source.lift(new RepeatOperator(count - 1, source));
+        }
+    };
+}
+var RepeatOperator = /*@__PURE__*/ (/*@__PURE__*/ function () {
+    function RepeatOperator(count, source) {
+        this.count = count;
+        this.source = source;
+    }
+    RepeatOperator.prototype.call = function (subscriber, source) {
+        return source.subscribe(new RepeatSubscriber(subscriber, this.count, this.source));
+    };
+    return RepeatOperator;
+}());
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @ignore
+ * @extends {Ignored}
+ */
+var RepeatSubscriber = /*@__PURE__*/ (/*@__PURE__*/ function (_super) {
+    __extends(RepeatSubscriber, _super);
+    function RepeatSubscriber(destination, count, source) {
+        _super.call(this, destination);
+        this.count = count;
+        this.source = source;
+    }
+    RepeatSubscriber.prototype.complete = function () {
+        if (!this.isStopped) {
+            var _a = this, source = _a.source, count = _a.count;
+            if (count === 0) {
+                return _super.prototype.complete.call(this);
+            }
+            else if (count > -1) {
+                this.count = count - 1;
+            }
+            source.subscribe(this._unsubscribeAndRecycle());
+        }
+    };
+    return RepeatSubscriber;
+}(Subscriber));
+//# sourceMappingURL=repeat.js.map