Variable romanNumeralValues`Const`

romanNumeralValues: {
    [k in
        | `${RomanNumeralAscii}`
        | `${RomanNumeralAscii}${RomanNumeralAscii}`
        | `${RomanNumeralAscii}${RomanNumeralAscii}${RomanNumeralAscii}`
        | `${RomanNumeralAscii}${RomanNumeralAscii}${RomanNumeralAscii}${RomanNumeralAscii}`]?: number
} = ...

Map of Roman numeral sequences to their decimal equivalents.