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Update LKG
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typescript-bot committed Aug 9, 2022
1 parent d2e2941 commit 60b5167
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Showing 2 changed files with 6 additions and 11 deletions.
13 changes: 4 additions & 9 deletions lib/lib.es2015.promise.d.ts
Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,7 @@ interface PromiseConstructor {
all<T extends readonly unknown[] | []>(values: T): Promise<{ -readonly [P in keyof T]: Awaited<T[P]> }>;

// see: lib.es2015.iterable.d.ts
// all<T>(values: Iterable<T | PromiseLike<T>>): Promise<Awaited<T>[]>;
// all<T>(values: Iterable<T | PromiseLike<T>>): Promise<T[]>;

/**
* Creates a Promise that is resolved or rejected when any of the provided Promises are resolved
Expand All @@ -52,7 +52,7 @@ interface PromiseConstructor {
race<T extends readonly unknown[] | []>(values: T): Promise<Awaited<T[number]>>;

// see: lib.es2015.iterable.d.ts
// race<T>(values: Iterable<T | PromiseLike<T>>): Promise<Awaited<T>>;
// race<T>(values: Iterable<T>): Promise<T extends PromiseLike<infer U> ? U : T>;

/**
* Creates a new rejected promise for the provided reason.
Expand All @@ -66,18 +66,13 @@ interface PromiseConstructor {
* @returns A resolved promise.
*/
resolve(): Promise<void>;

/**
* Creates a new resolved promise for the provided value.
* @param value A promise.
* @returns A promise whose internal state matches the provided promise.
*/
resolve<T>(value: T): Promise<Awaited<T>>;
/**
* Creates a new resolved promise for the provided value.
* @param value A promise.
* @returns A promise whose internal state matches the provided promise.
*/
resolve<T>(value: T | PromiseLike<T>): Promise<Awaited<T>>;
resolve<T>(value: T | PromiseLike<T>): Promise<T>;
}

declare var Promise: PromiseConstructor;
4 changes: 2 additions & 2 deletions lib/lib.es5.d.ts
Original file line number Diff line number Diff line change
Expand Up @@ -1532,8 +1532,8 @@ interface Promise<T> {
*/
type Awaited<T> =
T extends null | undefined ? T : // special case for `null | undefined` when not in `--strictNullChecks` mode
T extends object & { then(onfulfilled: infer F, ...args: infer _): any } ? // `await` only unwraps object types with a callable `then`. Non-object types are not unwrapped
F extends ((value: infer V, ...args: infer _) => any) ? // if the argument to `then` is callable, extracts the first argument
T extends object & { then(onfulfilled: infer F): any } ? // `await` only unwraps object types with a callable `then`. Non-object types are not unwrapped
F extends ((value: infer V, ...args: any) => any) ? // if the argument to `then` is callable, extracts the first argument
Awaited<V> : // recursively unwrap the value
never : // the argument to `then` was not callable
T; // non-object or non-thenable
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