export type Result<T, E = Error> =
| { ok: true; value: T }
| { ok: false; error: E };
export const ok = <T>(value: T): Result<T, never> => ({ ok: true, value });
export const err = <E>(error: E): Result<never, E> => ({ ok: false, error });
Language: TypeScript
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TypeScript
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TypeScript
export type Result<T, E = Error> = | { ok: true; value: T } | { ok: false; error: E }; export const ok = <T>(value: T): Result<T, never> => ({ ok: true, value }); export const err = <E>(error: E): Result<never, E> => ({ ok: false, error });