option-t
Version:
A toolkit of Nullable/Option/Result type implementation in ECMAScript. Their APIs are inspired by Rust's `Option<T>` and `Result<T, E>`.
9 lines (8 loc) • 517 B
TypeScript
import type { AsyncRecoveryFromErrorFn } from '../internal/function.js';
import { type Result } from './result.js';
export type ResultAsyncTryRecoveryFromErrorFn<in E, out T, out F> = AsyncRecoveryFromErrorFn<E, Result<T, F>>;
/**
* Calls _recoverer_ and return its returned value if the result is `Err(E)`,
* otherwise returns the `Ok(T)` value of self.
*/
export declare function orElseAsyncForResult<T, E, F>(input: Result<T, E>, recoverer: ResultAsyncTryRecoveryFromErrorFn<E, T, F>): Promise<Result<T, F>>;