48 lines
1.3 KiB
JavaScript
48 lines
1.3 KiB
JavaScript
// Copyright 2004-present Facebook. All Rights Reserved.
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// These annotations are copy/pasted from the built-in Flow definitions for
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// Native Promises (https://phabricator.fb.com/P19792689),
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// with www-specific additions added in.
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// Any definitions here will override similarly-named ones in
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// library files declared earlier, including default flow libs.
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declare class Promise<R> {
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constructor(callback: (
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resolve: (result?: Promise<R> | R) => void,
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reject: (error?: any) => void
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) => void): void;
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then<U>(
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onFulfill?: ?(value: R) => Promise<U> | ?U,
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onReject?: ?(error: any) => Promise<U> | ?U
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): Promise<U>;
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done<U>(
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onFulfill?: ?(value: R) => void,
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onReject?: ?(error: any) => void
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): void;
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catch<U>(
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onReject?: (error: any) => ?Promise<U> | U
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): Promise<U>;
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static resolve<T>(object?: Promise<T> | T): Promise<T>;
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static reject<T>(error?: any): Promise<T>;
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// Non-standard APIs
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finally<U>(
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onSettled?: ?(value: any) => Promise<U> | U
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): Promise<U>;
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static cast<T>(object?: T): Promise<T>;
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static all<T>(
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promises: Array<?Promise<T> | T>,
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): Promise<Array<T>>;
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static race<T>(promises: Array<Promise<T>>): Promise<T>;
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static allObject<T: Object>(
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promisesByKey: T
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): Promise<{[key: $Keys<T>]: any}>;
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}
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