id: go-no-panic-in-lib
valid:
  - |
    func divide(a, b int) (int, error) {
        if b == 0 {
            return 0, errors.New("division by zero")
        }
        return a / b, nil
    }
invalid:
  - |
    func mustDivide(a, b int) int {
        if b == 0 {
            panic("division by zero")
        }
        return a / b
    }