Function success

packages/effect/src/Optic.ts:1511–1517

()

 * @since 4.0.0
 */
export function success<A, E>(): Prism<Result.Result<A, E>, A> {
  const run = runRefinement(Result.isSuccess, { expected: "a Result.Success value" })
  return makePrism(
    (s) => Result.map(run(s), (s) => s.success),
    Result.succeed
  )
}

/**
 * Prism that focuses on the failure value of a `Result`.