tap

tap<A>(f): <B>(data) => These<A, B>

Defined in: Core/These.ts:260

Executes a side effect on the first value without changing the These. Useful for logging or debugging.

Type Parameters

A

A

Parameters

f

(a) => void

Returns

<B>(data) => These<A, B>

Example

pipe(These.first(5), These.tap(console.log)); // logs 5, returns First(5)