Function partial

packages/effect-app/src/Option.ts:57–70

(
  f: (miss: <X>() => X) => (...args: ARGS) => A
)

 * Simulates a partial function
 */
export function partial<ARGS extends any[], A>(
  f: (miss: <X>() => X) => (...args: ARGS) => A
): (...args: ARGS) => Option.Option<A> {
  return (...args) => {
    try {
      return Option.some(f(raisePartial)(...args))
    } catch (e) {
      if (e instanceof PartialException) {
        return Option.none()
      }
      throw e
    }
  }
}