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option-t

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A toolkit of Nullable/Option/Result type implementation in ECMAScript. Their APIs are inspired by Rust's `Option<T>` and `Result<T, E>`.

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import type { RecoveryFn } from '../internal/function.js'; import type { Maybe } from './maybe.js'; export type MaybeRecoveryFn<out T> = RecoveryFn<Maybe<T>>; /** * Return _input_ as `T` if the passed _input_ is not `null` and `undefined`. * Otherwise, return the result of _recoverer_. */ export declare function orElseForMaybe<T>(input: Maybe<T>, recoverer: MaybeRecoveryFn<T>): Maybe<T>;