import { PartialObserver } from './Observer'; import { Operator } from './Operator'; import { Subscriber } from './Subscriber'; import { Subscription, AnonymousSubscription, TeardownLogic } from './Subscription'; import { IfObservable } from './observable/IfObservable'; import { ErrorObservable } from './observable/ErrorObservable'; import { OperatorFunction } from './interfaces'; export interface Subscribable<T> { subscribe(observerOrNext?: PartialObserver<T> | ((value: T) => void), error?: (error: any) => void, complete?: () => void): AnonymousSubscription; } export declare type SubscribableOrPromise<T> = Subscribable<T> | PromiseLike<T>; export declare type ObservableInput<T> = SubscribableOrPromise<T> | ArrayLike<T>; /** * A representation of any set of values over any amount of time. This is the most basic building block * of RxJS. * * @class Observable<T> */ export declare class Observable<T> implements Subscribable<T> { _isScalar: boolean; /** @deprecated internal use only */ source: Observable<any>; protected operator: Operator<any, T>; /** * @constructor * @param {Function} subscribe the function that is called when the Observable is * initially subscribed to. This function is given a Subscriber, to which new values * can be `next`ed, or an `error` method can be called to raise an error, or * `complete` can be called to notify of a successful completion. */ constructor(subscribe?: (this: Observable<T>, subscriber: Subscriber<T>) => TeardownLogic); /** * Creates a new cold Observable by calling the Observable constructor * @static true * @owner Observable * @method create * @param {Function} subscribe? the subscriber function to be passed to the Observable constructor * @return {Observable} a new cold observable */ static create: Function; /** * Creates a new Observable, with this Observable as the source, and the passed * operator defined as the new observable's operator. * @method lift * @param {Operator} operator the operator defining the operation to take on the observable * @return {Observable} a new observable with the Operator applied */ lift<R>(operator: Operator<T, R>): Observable<R>; subscribe(observer?: PartialObserver<T>): Subscription; subscribe(next?: (value: T) => void, error?: (error: any) => void, complete?: () => void): Subscription; protected _trySubscribe(sink: Subscriber<T>): TeardownLogic; /** * @method forEach * @param {Function} next a handler for each value emitted by the observable * @param {PromiseConstructor} [PromiseCtor] a constructor function used to instantiate the Promise * @return {Promise} a promise that either resolves on observable completion or * rejects with the handled error */ forEach(next: (value: T) => void, PromiseCtor?: typeof Promise): Promise<void>; /** @deprecated internal use only */ _subscribe(subscriber: Subscriber<any>): TeardownLogic; static if: typeof IfObservable.create; static throw: typeof ErrorObservable.create; pipe(): Observable<T>; pipe<A>(op1: OperatorFunction<T, A>): Observable<A>; pipe<A, B>(op1: OperatorFunction<T, A>, op2: OperatorFunction<A, B>): Observable<B>; pipe<A, B, C>(op1: OperatorFunction<T, A>, op2: OperatorFunction<A, B>, op3: OperatorFunction<B, C>): Observable<C>; pipe<A, B, C, D>(op1: OperatorFunction<T, A>, op2: OperatorFunction<A, B>, op3: OperatorFunction<B, C>, op4: OperatorFunction<C, D>): Observable<D>; pipe<A, B, C, D, E>(op1: OperatorFunction<T, A>, op2: OperatorFunction<A, B>, op3: OperatorFunction<B, C>, op4: OperatorFunction<C, D>, op5: OperatorFunction<D, E>): Observable<E>; pipe<A, B, C, D, E, F>(op1: OperatorFunction<T, A>, op2: OperatorFunction<A, B>, op3: OperatorFunction<B, C>, op4: OperatorFunction<C, D>, op5: OperatorFunction<D, E>, op6: OperatorFunction<E, F>): Observable<F>; pipe<A, B, C, D, E, F, G>(op1: OperatorFunction<T, A>, op2: OperatorFunction<A, B>, op3: OperatorFunction<B, C>, op4: OperatorFunction<C, D>, op5: OperatorFunction<D, E>, op6: OperatorFunction<E, F>, op7: OperatorFunction<F, G>): Observable<G>; pipe<A, B, C, D, E, F, G, H>(op1: OperatorFunction<T, A>, op2: OperatorFunction<A, B>, op3: OperatorFunction<B, C>, op4: OperatorFunction<C, D>, op5: OperatorFunction<D, E>, op6: OperatorFunction<E, F>, op7: OperatorFunction<F, G>, op8: OperatorFunction<G, H>): Observable<H>; pipe<A, B, C, D, E, F, G, H, I>(op1: OperatorFunction<T, A>, op2: OperatorFunction<A, B>, op3: OperatorFunction<B, C>, op4: OperatorFunction<C, D>, op5: OperatorFunction<D, E>, op6: OperatorFunction<E, F>, op7: OperatorFunction<F, G>, op8: OperatorFunction<G, H>, op9: OperatorFunction<H, I>): Observable<I>; pipe<R>(...operations: OperatorFunction<T, R>[]): Observable<R>; toPromise<T>(this: Observable<T>): Promise<T>; toPromise<T>(this: Observable<T>, PromiseCtor: typeof Promise): Promise<T>; toPromise<T>(this: Observable<T>, PromiseCtor: PromiseConstructorLike): Promise<T>; }