map

map<A, B>(f): <E>(data) => Validation<E, B>

Defined in: Core/Validation.ts:96

Transforms the success value inside a Validation.

Type Parameters

A

A

B

B

Parameters

f

(a) => B

Returns

<E>(data): Validation<E, B>

Type Parameters

E

E

Parameters

data

Validation<E, A>

Returns

Validation<E, B>

Example

pipe(Validation.of(5), Validation.map(n => n * 2)); // Valid(10)
pipe(Validation.fail("oops"), Validation.map(n => n * 2)); // Invalid(["oops"])