Function myFunc

tests/safe-try.test.ts:142–154

()

  test("mayFail2 error", () => {
    function myFunc(): Result<number, string> {
      return safeTry<number, string>(function*() {
        return ok(
          (yield* good()
            .mapErr(e => `1st, ${e}`)
            .safeUnwrap())
          +
          (yield* bad()
            .mapErr(e => `2nd, ${e}`)
            .safeUnwrap())
        )
      })
    }

    const result = myFunc()
    expect(result.isErr()).toBe(true)