Function zipLeft

packages/typeclass/src/Chainable.ts:23–35

(F: Chainable<F>)

 * @since 0.24.0
 */
export const zipLeft = <F extends TypeLambda>(F: Chainable<F>): {
  <R2, O2, E2, _>(
    that: Kind<F, R2, O2, E2, _>
  ): <R1, O1, E1, A>(self: Kind<F, R1, O1, E1, A>) => Kind<F, R1 & R2, O2 | O1, E2 | E1, A>
  <R1, O1, E1, A, R2, O2, E2, _>(
    self: Kind<F, R1, O1, E1, A>,
    that: Kind<F, R2, O2, E2, _>
  ): Kind<F, R1 & R2, O1 | O2, E1 | E2, A>
} =>
  dual(2, <R1, O1, E1, A, R2, O2, E2, _>(
    self: Kind<F, R1, O1, E1, A>,
    that: Kind<F, R2, O2, E2, _>
  ): Kind<F, R1 & R2, O1 | O2, E1 | E2, A> => tap(F)(self, () => that))

/**
 * Returns an effect that effectfully "peeks" at the success of this effect.