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/**
* Represents a single Roman numeral glyph, including both uppercase and lowercase forms,
* as well as Unicode representations and some historical or less common variants.
*
* This type includes standard Roman numerals (I, V, X, L, C, D, M), their Unicode numeral forms,
* and additional glyphs such as 'ↀ', 'ↁ', 'ↂ', 'ↇ', 'ↈ', and others used in extended or historical contexts.
* @internal
*/
// prettier-ignore
export type Glyph =
| 'ↈ' | 'ↇ' | 'ↂ' | 'ↁ' | 'm' | 'M' | 'Ⅿ' | 'ⅿ' | 'ↀ' | 'd' | 'D' | 'Ⅾ' | 'ⅾ'
| 'c' | 'C' | 'Ⅽ' | 'ⅽ' | 'l' | 'L' | 'Ⅼ' | 'ⅼ' | 'ↆ' | 'Ⅻ' | 'ⅻ' | 'Ⅺ' | 'ⅺ' | 'x'
| 'X' | 'Ⅹ' | 'ⅹ' | 'Ⅸ' | 'ⅸ' | 'Ⅷ' | 'ⅷ' | 'Ⅶ' | 'ⅶ' | 'Ⅵ' | 'ⅵ' | 'ↅ'
| 'v' | 'V' | 'Ⅴ' | 'ⅴ' | 'Ⅳ' | 'ⅳ' | 'ⅲ' | 'Ⅲ' | 'ⅱ' | 'Ⅱ' | 'i' | 'I' | 'j' | 'Ⅰ'
| 'ⅰ';
export const glyphValues: Record<Glyph, number> = {
ↈ: 100000,
ↇ: 50000,
ↂ: 10000,
ↁ: 5000,
m: 1000,
M: 1000,
Ⅿ: 1000,
ⅿ: 1000,
ↀ: 1000,
d: 500,
D: 500,
Ⅾ: 500,
ⅾ: 500,
c: 100,
C: 100,
Ⅽ: 100,
ⅽ: 100,
l: 50,
L: 50,
Ⅼ: 50,
ⅼ: 50,
ↆ: 50,
Ⅻ: 12,
ⅻ: 12,
Ⅺ: 11,
ⅺ: 11,
x: 10,
X: 10,
Ⅹ: 10,
ⅹ: 10,
Ⅸ: 9,
ⅸ: 9,
Ⅷ: 8,
ⅷ: 8,
Ⅶ: 7,
ⅶ: 7,
Ⅵ: 6,
ⅵ: 6,
ↅ: 6,
v: 5,
V: 5,
Ⅴ: 5,
ⅴ: 5,
Ⅳ: 4,
ⅳ: 4,
ⅲ: 3,
Ⅲ: 3,
ⅱ: 2,
Ⅱ: 2,
i: 1,
I: 1,
j: 1,
Ⅰ: 1,
ⅰ: 1,
};
// cspell:disable
/**
* Maps Roman numeral styles to their value limits and glyph representations for each digit place.
* @internal
*/
export const valueGlyphs = {
standard: {
limit: 3999,
glyphs: [
[empty, 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'],
[empty, 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC'],
[empty, 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM'],
[empty, 'M', 'MM', 'MMM'],
],
},
apostrophus: {
limit: 399999,
glyphs: [
[empty, 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'],
[empty, 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC'],
[empty, 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'Cↀ'],
[empty, 'ↀ', 'ↀↀ', 'ↀↀↀ', 'ↀↁ', 'ↁ', 'ↁↀ', 'ↁↀↀ', 'ↁↀↀↀ', 'ↀↂ'],
[empty, 'ↂ', 'ↂↂ', 'ↂↂↂ', 'ↂↇ', 'ↇ', 'ↇↂ', 'ↇↂↂ', 'ↇↂↂↂ', 'ↂↈ'],
[empty, 'ↈ', 'ↈↈ', 'ↈↈↈ'],
],
},
vinculum: {
limit: 899999999,
glyphs: [
[empty, 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'],
[empty, 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC'],
[empty, 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CI̅'],
[empty, 'I̅', 'I̅I̅', 'I̅I̅I̅', 'I̅V̅', 'V̅', 'V̅I̅', 'V̅I̅I̅', 'V̅I̅I̅I̅', 'I̅X̅'],
[empty, 'X̅', 'X̅X̅', 'X̅X̅X̅', 'X̅L̅', 'L̅', 'L̅X̅', 'L̅X̅X̅', 'L̅X̅X̅X̅', 'X̅C̅'],
[empty, 'C̅', 'C̅C̅', 'C̅C̅C̅', 'C̅D̅', 'D̅', 'D̅C̅', 'D̅C̅C̅', 'D̅C̅C̅C̅', 'C̅I̿'],
[empty, 'I̿', 'I̿I̿', 'I̿I̿I̿', 'I̿V̿', 'V̿', 'V̿I̿', 'V̿I̿I̿', 'V̿I̿I̿I̿', 'I̿X̿'],
[empty, 'X̿', 'X̿X̿', 'X̿X̿X̿', 'X̿L̿', 'L̿', 'L̿X̿', 'L̿X̿X̿', 'L̿X̿X̿X̿', 'X̿C̿'],
[empty, 'C̿', 'C̿C̿', 'C̿C̿C̿', 'C̿D̿', 'D̿', 'D̿C̿', 'D̿C̿C̿', 'D̿C̿C̿C̿'],
],
},
};
// cspell:enable
|