cron-validate
Version:
cron-validate is a cron-expression validator written in TypeScript.
24 lines (23 loc) • 775 B
TypeScript
export declare type Result<T, E> = Valid<T, E> | Err<T, E>;
export declare const valid: <T, E>(value: T) => Valid<T, E>;
export declare const err: <T, E>(error: E) => Err<T, E>;
export declare class Valid<T, E> {
readonly value: T;
constructor(value: T);
isValid(): this is Valid<T, E>;
isError(): this is Err<T, E>;
getValue(): T;
getError(): E;
map<A>(func: (t: T) => A): Result<A, E>;
mapErr<U>(func: (e: E) => U): Result<T, U>;
}
export declare class Err<T, E> {
readonly error: E;
constructor(error: E);
isError(): this is Err<T, E>;
isValid(): this is Valid<T, E>;
getValue(): T;
getError(): E;
map<A>(func: (t: T) => A): Result<A, E>;
mapErr<U>(func: (e: E) => U): Result<T, U>;
}