message: minor graphic improvement
diff: @@ -141,18 +141,22 @@ test("13", () => {
  })
  test("13 generator", () => {
  - const result = ReaderIOEither.gen(function* (_) {
  - const a = yield* _(ReaderIOEither.access((_: { a: number }) => _.a))
  - const b = yield* _(ReaderIOEither.access((_: { b: number }) => _.b))
  - const c = yield* _(Either.right(2))
  - const d = yield* _(Option.some(3))
  + const { access, fail, gen } = ReaderIOEither
  + const { right } = Either
  + const { some } = Option
  +
  + const result = gen(function* (_) {
  + const a = yield* _(access((_: { a: number }) => _.a))
  + const b = yield* _(access((_: { b: number }) => _.b))
  + const c = yield* _(right(2))
  + const d = yield* _(some(3))
  if (a + b + c + d > 10) {
  - yield* _(ReaderIOEither.fail("error"))
  + yield* _(fail("error"))
  }
  return a + b + c + d
  })
  - expect(pipe(result, Reader.runEnv({ a: 1, b: 2 }), IO.run)).toEqual(Either.right(8))
  + expect(pipe(result, Reader.runEnv({ a: 1, b: 2 }), IO.run)).toEqual(right(8))
  })
  