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50 lines
2.0 KiB
TypeScript
50 lines
2.0 KiB
TypeScript
/** @license
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* Copyright 2016 - present The Material Motion Authors. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy
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* of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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import { Connect, Observable, ObserverOrNext, Subscription } from './types';
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/**
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* `Observable` is a standard interface that's useful for modeling multiple,
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* asynchronous events.
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*
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* `IndefiniteObservable` is a minimalist implementation of a subset of the TC39
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* Observable proposal. It is indefinite because it will never call `complete`
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* or `error` on the provided observer.
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*/
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export declare class IndefiniteObservable<T> implements Observable<T> {
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private _connect;
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/**
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* The provided function should receive an observer and connect that
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* observer's `next` method to an event source (for instance,
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* `element.addEventListener('click', observer.next)`).
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*
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* It must return a function that will disconnect the observer from the event
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* source.
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*/
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constructor(connect: Connect<T>);
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/**
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* `subscribe` uses the function supplied to the constructor to connect an
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* observer to an event source. Each observer is connected independently:
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* each call to `subscribe` calls `connect` with the new observer.
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*
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* To disconnect the observer from the event source, call `unsubscribe` on the
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* returned subscription.
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*
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* Note: `subscribe` accepts either a function or an object with a
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* next method.
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*/
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subscribe(observerOrNext: ObserverOrNext<T>): Subscription;
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}
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export default IndefiniteObservable;
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