chore(package): re-init package with commitizen and standard-release

node_modules/rxjs/operators/zip.js

@@ -0,0 +1,281 @@
+"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 ArrayObservable_1 = require('../observable/ArrayObservable');
+var isArray_1 = require('../util/isArray');
+var Subscriber_1 = require('../Subscriber');
+var OuterSubscriber_1 = require('../OuterSubscriber');
+var subscribeToResult_1 = require('../util/subscribeToResult');
+var iterator_1 = require('../symbol/iterator');
+/* tslint:enable:max-line-length */
+/**
+ * @param observables
+ * @return {Observable<R>}
+ * @method zip
+ * @owner Observable
+ */
+function zip() {
+    var observables = [];
+    for (var _i = 0; _i < arguments.length; _i++) {
+        observables[_i - 0] = arguments[_i];
+    }
+    return function zipOperatorFunction(source) {
+        return source.lift.call(zipStatic.apply(void 0, [source].concat(observables)));
+    };
+}
+exports.zip = zip;
+/* tslint:enable:max-line-length */
+/**
+ * Combines multiple Observables to create an Observable whose values are calculated from the values, in order, of each
+ * of its input Observables.
+ *
+ * If the latest parameter is a function, this function is used to compute the created value from the input values.
+ * Otherwise, an array of the input values is returned.
+ *
+ * @example <caption>Combine age and name from different sources</caption>
+ *
+ * let age$ = Observable.of<number>(27, 25, 29);
+ * let name$ = Observable.of<string>('Foo', 'Bar', 'Beer');
+ * let isDev$ = Observable.of<boolean>(true, true, false);
+ *
+ * Observable
+ *     .zip(age$,
+ *          name$,
+ *          isDev$,
+ *          (age: number, name: string, isDev: boolean) => ({ age, name, isDev }))
+ *     .subscribe(x => console.log(x));
+ *
+ * // outputs
+ * // { age: 27, name: 'Foo', isDev: true }
+ * // { age: 25, name: 'Bar', isDev: true }
+ * // { age: 29, name: 'Beer', isDev: false }
+ *
+ * @param observables
+ * @return {Observable<R>}
+ * @static true
+ * @name zip
+ * @owner Observable
+ */
+function zipStatic() {
+    var observables = [];
+    for (var _i = 0; _i < arguments.length; _i++) {
+        observables[_i - 0] = arguments[_i];
+    }
+    var project = observables[observables.length - 1];
+    if (typeof project === 'function') {
+        observables.pop();
+    }
+    return new ArrayObservable_1.ArrayObservable(observables).lift(new ZipOperator(project));
+}
+exports.zipStatic = zipStatic;
+var ZipOperator = (function () {
+    function ZipOperator(project) {
+        this.project = project;
+    }
+    ZipOperator.prototype.call = function (subscriber, source) {
+        return source.subscribe(new ZipSubscriber(subscriber, this.project));
+    };
+    return ZipOperator;
+}());
+exports.ZipOperator = ZipOperator;
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @ignore
+ * @extends {Ignored}
+ */
+var ZipSubscriber = (function (_super) {
+    __extends(ZipSubscriber, _super);
+    function ZipSubscriber(destination, project, values) {
+        if (values === void 0) { values = Object.create(null); }
+        _super.call(this, destination);
+        this.iterators = [];
+        this.active = 0;
+        this.project = (typeof project === 'function') ? project : null;
+        this.values = values;
+    }
+    ZipSubscriber.prototype._next = function (value) {
+        var iterators = this.iterators;
+        if (isArray_1.isArray(value)) {
+            iterators.push(new StaticArrayIterator(value));
+        }
+        else if (typeof value[iterator_1.iterator] === 'function') {
+            iterators.push(new StaticIterator(value[iterator_1.iterator]()));
+        }
+        else {
+            iterators.push(new ZipBufferIterator(this.destination, this, value));
+        }
+    };
+    ZipSubscriber.prototype._complete = function () {
+        var iterators = this.iterators;
+        var len = iterators.length;
+        if (len === 0) {
+            this.destination.complete();
+            return;
+        }
+        this.active = len;
+        for (var i = 0; i < len; i++) {
+            var iterator = iterators[i];
+            if (iterator.stillUnsubscribed) {
+                this.add(iterator.subscribe(iterator, i));
+            }
+            else {
+                this.active--; // not an observable
+            }
+        }
+    };
+    ZipSubscriber.prototype.notifyInactive = function () {
+        this.active--;
+        if (this.active === 0) {
+            this.destination.complete();
+        }
+    };
+    ZipSubscriber.prototype.checkIterators = function () {
+        var iterators = this.iterators;
+        var len = iterators.length;
+        var destination = this.destination;
+        // abort if not all of them have values
+        for (var i = 0; i < len; i++) {
+            var iterator = iterators[i];
+            if (typeof iterator.hasValue === 'function' && !iterator.hasValue()) {
+                return;
+            }
+        }
+        var shouldComplete = false;
+        var args = [];
+        for (var i = 0; i < len; i++) {
+            var iterator = iterators[i];
+            var result = iterator.next();
+            // check to see if it's completed now that you've gotten
+            // the next value.
+            if (iterator.hasCompleted()) {
+                shouldComplete = true;
+            }
+            if (result.done) {
+                destination.complete();
+                return;
+            }
+            args.push(result.value);
+        }
+        if (this.project) {
+            this._tryProject(args);
+        }
+        else {
+            destination.next(args);
+        }
+        if (shouldComplete) {
+            destination.complete();
+        }
+    };
+    ZipSubscriber.prototype._tryProject = function (args) {
+        var result;
+        try {
+            result = this.project.apply(this, args);
+        }
+        catch (err) {
+            this.destination.error(err);
+            return;
+        }
+        this.destination.next(result);
+    };
+    return ZipSubscriber;
+}(Subscriber_1.Subscriber));
+exports.ZipSubscriber = ZipSubscriber;
+var StaticIterator = (function () {
+    function StaticIterator(iterator) {
+        this.iterator = iterator;
+        this.nextResult = iterator.next();
+    }
+    StaticIterator.prototype.hasValue = function () {
+        return true;
+    };
+    StaticIterator.prototype.next = function () {
+        var result = this.nextResult;
+        this.nextResult = this.iterator.next();
+        return result;
+    };
+    StaticIterator.prototype.hasCompleted = function () {
+        var nextResult = this.nextResult;
+        return nextResult && nextResult.done;
+    };
+    return StaticIterator;
+}());
+var StaticArrayIterator = (function () {
+    function StaticArrayIterator(array) {
+        this.array = array;
+        this.index = 0;
+        this.length = 0;
+        this.length = array.length;
+    }
+    StaticArrayIterator.prototype[iterator_1.iterator] = function () {
+        return this;
+    };
+    StaticArrayIterator.prototype.next = function (value) {
+        var i = this.index++;
+        var array = this.array;
+        return i < this.length ? { value: array[i], done: false } : { value: null, done: true };
+    };
+    StaticArrayIterator.prototype.hasValue = function () {
+        return this.array.length > this.index;
+    };
+    StaticArrayIterator.prototype.hasCompleted = function () {
+        return this.array.length === this.index;
+    };
+    return StaticArrayIterator;
+}());
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @ignore
+ * @extends {Ignored}
+ */
+var ZipBufferIterator = (function (_super) {
+    __extends(ZipBufferIterator, _super);
+    function ZipBufferIterator(destination, parent, observable) {
+        _super.call(this, destination);
+        this.parent = parent;
+        this.observable = observable;
+        this.stillUnsubscribed = true;
+        this.buffer = [];
+        this.isComplete = false;
+    }
+    ZipBufferIterator.prototype[iterator_1.iterator] = function () {
+        return this;
+    };
+    // NOTE: there is actually a name collision here with Subscriber.next and Iterator.next
+    //    this is legit because `next()` will never be called by a subscription in this case.
+    ZipBufferIterator.prototype.next = function () {
+        var buffer = this.buffer;
+        if (buffer.length === 0 && this.isComplete) {
+            return { value: null, done: true };
+        }
+        else {
+            return { value: buffer.shift(), done: false };
+        }
+    };
+    ZipBufferIterator.prototype.hasValue = function () {
+        return this.buffer.length > 0;
+    };
+    ZipBufferIterator.prototype.hasCompleted = function () {
+        return this.buffer.length === 0 && this.isComplete;
+    };
+    ZipBufferIterator.prototype.notifyComplete = function () {
+        if (this.buffer.length > 0) {
+            this.isComplete = true;
+            this.parent.notifyInactive();
+        }
+        else {
+            this.destination.complete();
+        }
+    };
+    ZipBufferIterator.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
+        this.buffer.push(innerValue);
+        this.parent.checkIterators();
+    };
+    ZipBufferIterator.prototype.subscribe = function (value, index) {
+        return subscribeToResult_1.subscribeToResult(this, this.observable, this, index);
+    };
+    return ZipBufferIterator;
+}(OuterSubscriber_1.OuterSubscriber));
+//# sourceMappingURL=zip.js.map