roman

Types

pub type Numeral {
  I
  V
  X
  L
  C
  D
  M
}

</>

pub type Roman =
  List(Numeral)

</>

pub type RomanError {
  InvalidNumeralCharInput
  ZeroOrNegativeIntegerInput
}

</>

pub fn int_to_roman(
  val: Int,
) -> Result(List(Numeral), RomanError)

</>

pub fn roman_to_int(roman: List(Numeral)) -> Int

</>

pub fn roman_to_string(numerals: List(Numeral)) -> String

</>

pub fn string_to_roman(
  input: String,
) -> Result(List(Numeral), RomanError)