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declare function awaitYield<T>(value: T | Promise<T>): Generator<T | Promise<T>, T, T>; declare function awaitYieldOf<T, Yielded>(generator: Generator<Yielded | Promise<Yielded>, T, Yielded>): Generator<T | Promise<T>, T, T>; export type AwaitYield = typeof awaitYield & { of: typeof awaitYieldOf; }; /** * Create a function that may or may not be async, using a generator * * Within the generator, call `yield* awaited(maybePromise)` to await a value * that may or may not be a promise. * * If the inner function never yields a promise, it will return synchronously. */ export declare function maybeAsyncFn< /** Function arguments */ Args extends any[], This, /** Function return type */ Return, /** Yields to unwrap */ Yielded>(that: This, fn: (this: This, awaited: AwaitYield, ...args: Args) => Generator<Yielded | Promise<Yielded>, Return, Yielded>): (...args: Args) => Return | Promise<Return>; export type MaybeAsyncBlock<Return, This, Yielded, Args extends any[] = []> = (this: This, awaited: AwaitYield, ...args: Args) => Generator<Yielded | Promise<Yielded>, Return, Yielded>; export declare function maybeAsync<Return, This, Yielded>(that: This, startGenerator: (this: This, await: AwaitYield) => Generator<Yielded | Promise<Yielded>, Return, Yielded>): Return | Promise<Return>; export declare function awaitEachYieldedPromise<Yielded, Returned>(gen: Generator<Yielded | Promise<Yielded>, Returned, Yielded>): Returned | Promise<Returned>; export {};