jtc-utils
Version:
Utilities for Japanese Traditional Companies
370 lines (367 loc) • 9.17 kB
text/typescript
const M = new Map<string, string>([
["\u1100", "\uffa1"],
["\u1101", "\uffa2"],
["\u1102", "\uffa4"],
["\u1103", "\uffa7"],
["\u1104", "\uffa8"],
["\u1105", "\uffa9"],
["\u1106", "\uffb1"],
["\u1107", "\uffb2"],
["\u1108", "\uffb3"],
["\u1109", "\uffb5"],
["\u110a", "\uffb6"],
["\u110b", "\uffb7"],
["\u110c", "\uffb8"],
["\u110d", "\uffb9"],
["\u110e", "\uffba"],
["\u110f", "\uffbb"],
["\u1110", "\uffbc"],
["\u1111", "\uffbd"],
["\u1112", "\uffbe"],
["\u111a", "\uffb0"],
["\u1121", "\uffb4"],
["\u1160", "\uffa0"],
["\u1161", "\uffc2"],
["\u1162", "\uffc3"],
["\u1163", "\uffc4"],
["\u1164", "\uffc5"],
["\u1165", "\uffc6"],
["\u1166", "\uffc7"],
["\u1167", "\uffca"],
["\u1168", "\uffcb"],
["\u1169", "\uffcc"],
["\u116a", "\uffcd"],
["\u116b", "\uffce"],
["\u116c", "\uffcf"],
["\u116d", "\uffd2"],
["\u116e", "\uffd3"],
["\u116f", "\uffd4"],
["\u1170", "\uffd5"],
["\u1171", "\uffd6"],
["\u1172", "\uffd7"],
["\u1173", "\uffda"],
["\u1174", "\uffdb"],
["\u1175", "\uffdc"],
["\u11aa", "\uffa3"],
["\u11ac", "\uffa5"],
["\u11ad", "\uffa6"],
["\u11b0", "\uffaa"],
["\u11b1", "\uffab"],
["\u11b2", "\uffac"],
["\u11b3", "\uffad"],
["\u11b4", "\uffae"],
["\u11b5", "\uffaf"],
["\u2190", "\uffe9"],
["\u2191", "\uffea"],
["\u2192", "\uffeb"],
["\u2193", "\uffec"],
["\u2502", "\uffe8"],
["\u25a0", "\uffed"],
["\u25cb", "\uffee"],
["\u3000", "\u0020"],
["\u3001", "\uff64"],
["\u3002", "\uff61"],
["\u300c", "\uff62"],
["\u300d", "\uff63"],
["\u3041", "\uff67"],
["\u3042", "\uff71"],
["\u3043", "\uff68"],
["\u3044", "\uff72"],
["\u3045", "\uff69"],
["\u3046", "\uff73"],
["\u3047", "\uff6a"],
["\u3048", "\uff74"],
["\u3049", "\uff6b"],
["\u304a", "\uff75"],
["\u304b", "\uff76"],
["\u304c", "\uff76\uff9e"],
["\u304d", "\uff77"],
["\u304e", "\uff77\uff9e"],
["\u304f", "\uff78"],
["\u3050", "\uff78\uff9e"],
["\u3051", "\uff79"],
["\u3052", "\uff79\uff9e"],
["\u3053", "\uff7a"],
["\u3054", "\uff7a\uff9e"],
["\u3055", "\uff7b"],
["\u3056", "\uff7b\uff9e"],
["\u3057", "\uff7c"],
["\u3058", "\uff7c\uff9e"],
["\u3059", "\uff7d"],
["\u305a", "\uff7d\uff9e"],
["\u305b", "\uff7e"],
["\u305c", "\uff7e\uff9e"],
["\u305d", "\uff7f"],
["\u305e", "\uff7f\uff9e"],
["\u305f", "\uff80"],
["\u3060", "\uff80\uff9e"],
["\u3061", "\uff81"],
["\u3062", "\uff81\uff9e"],
["\u3063", "\uff6f"],
["\u3064", "\uff82"],
["\u3065", "\uff82\uff9e"],
["\u3066", "\uff83"],
["\u3067", "\uff83\uff9e"],
["\u3068", "\uff84"],
["\u3069", "\uff84\uff9e"],
["\u306a", "\uff85"],
["\u306b", "\uff86"],
["\u306c", "\uff87"],
["\u306d", "\uff88"],
["\u306e", "\uff89"],
["\u306f", "\uff8a"],
["\u3070", "\uff8a\uff9e"],
["\u3071", "\uff8a\uff9f"],
["\u3072", "\uff8b"],
["\u3073", "\uff8b\uff9e"],
["\u3074", "\uff8b\uff9f"],
["\u3075", "\uff8c"],
["\u3076", "\uff8c\uff9e"],
["\u3077", "\uff8c\uff9f"],
["\u3078", "\uff8d"],
["\u3079", "\uff8d\uff9e"],
["\u307a", "\uff8d\uff9f"],
["\u307b", "\uff8e"],
["\u307c", "\uff8e\uff9e"],
["\u307d", "\uff8e\uff9f"],
["\u307e", "\uff8f"],
["\u307f", "\uff90"],
["\u3080", "\uff91"],
["\u3081", "\uff92"],
["\u3082", "\uff93"],
["\u3083", "\uff6c"],
["\u3084", "\uff94"],
["\u3085", "\uff6d"],
["\u3086", "\uff95"],
["\u3087", "\uff6e"],
["\u3088", "\uff96"],
["\u3089", "\uff97"],
["\u308a", "\uff98"],
["\u308b", "\uff99"],
["\u308c", "\uff9a"],
["\u308d", "\uff9b"],
["\u308e", "\uff9c"],
["\u308f", "\uff9c"],
["\u3090", "\uff72"],
["\u3091", "\uff74"],
["\u3092", "\uff66"],
["\u3093", "\uff9d"],
["\u3094", "\uff73\uff9e"],
["\u3095", "\uff76"],
["\u3096", "\uff79"],
["\u3099", "\uff9e"],
["\u309a", "\uff9f"],
["\u309b", "\uff9e"],
["\u309c", "\uff9f"],
["\u30a1", "\uff67"],
["\u30a2", "\uff71"],
["\u30a3", "\uff68"],
["\u30a4", "\uff72"],
["\u30a5", "\uff69"],
["\u30a6", "\uff73"],
["\u30a7", "\uff6a"],
["\u30a8", "\uff74"],
["\u30a9", "\uff6b"],
["\u30aa", "\uff75"],
["\u30ab", "\uff76"],
["\u30ac", "\uff76\uff9e"],
["\u30ad", "\uff77"],
["\u30ae", "\uff77\uff9e"],
["\u30af", "\uff78"],
["\u30b0", "\uff78\uff9e"],
["\u30b1", "\uff79"],
["\u30b2", "\uff79\uff9e"],
["\u30b3", "\uff7a"],
["\u30b4", "\uff7a\uff9e"],
["\u30b5", "\uff7b"],
["\u30b6", "\uff7b\uff9e"],
["\u30b7", "\uff7c"],
["\u30b8", "\uff7c\uff9e"],
["\u30b9", "\uff7d"],
["\u30ba", "\uff7d\uff9e"],
["\u30bb", "\uff7e"],
["\u30bc", "\uff7e\uff9e"],
["\u30bd", "\uff7f"],
["\u30be", "\uff7f\uff9e"],
["\u30bf", "\uff80"],
["\u30c0", "\uff80\uff9e"],
["\u30c1", "\uff81"],
["\u30c2", "\uff81\uff9e"],
["\u30c3", "\uff6f"],
["\u30c4", "\uff82"],
["\u30c5", "\uff82\uff9e"],
["\u30c6", "\uff83"],
["\u30c7", "\uff83\uff9e"],
["\u30c8", "\uff84"],
["\u30c9", "\uff84\uff9e"],
["\u30ca", "\uff85"],
["\u30cb", "\uff86"],
["\u30cc", "\uff87"],
["\u30cd", "\uff88"],
["\u30ce", "\uff89"],
["\u30cf", "\uff8a"],
["\u30d0", "\uff8a\uff9e"],
["\u30d1", "\uff8a\uff9f"],
["\u30d2", "\uff8b"],
["\u30d3", "\uff8b\uff9e"],
["\u30d4", "\uff8b\uff9f"],
["\u30d5", "\uff8c"],
["\u30d6", "\uff8c\uff9e"],
["\u30d7", "\uff8c\uff9f"],
["\u30d8", "\uff8d"],
["\u30d9", "\uff8d\uff9e"],
["\u30da", "\uff8d\uff9f"],
["\u30db", "\uff8e"],
["\u30dc", "\uff8e\uff9e"],
["\u30dd", "\uff8e\uff9f"],
["\u30de", "\uff8f"],
["\u30df", "\uff90"],
["\u30e0", "\uff91"],
["\u30e1", "\uff92"],
["\u30e2", "\uff93"],
["\u30e3", "\uff6c"],
["\u30e4", "\uff94"],
["\u30e5", "\uff6d"],
["\u30e6", "\uff95"],
["\u30e7", "\uff6e"],
["\u30e8", "\uff96"],
["\u30e9", "\uff97"],
["\u30ea", "\uff98"],
["\u30eb", "\uff99"],
["\u30ec", "\uff9a"],
["\u30ed", "\uff9b"],
["\u30ef", "\uff9c"],
["\u30f2", "\uff66"],
["\u30f3", "\uff9d"],
["\u30f4", "\uff73\uff9e"],
["\u30f7", "\uff9c\uff9e"],
["\u30fa", "\uff66\uff9e"],
["\u30fb", "\uff65"],
["\u30fc", "\uff70"],
["\uff01", "\u0021"],
["\uff02", "\u0022"],
["\uff03", "\u0023"],
["\uff04", "\u0024"],
["\uff05", "\u0025"],
["\uff06", "\u0026"],
["\uff07", "\u0027"],
["\uff08", "\u0028"],
["\uff09", "\u0029"],
["\uff0a", "\u002a"],
["\uff0b", "\u002b"],
["\uff0c", "\u002c"],
["\uff0d", "\u002d"],
["\uff0e", "\u002e"],
["\uff0f", "\u002f"],
["\uff10", "\u0030"],
["\uff11", "\u0031"],
["\uff12", "\u0032"],
["\uff13", "\u0033"],
["\uff14", "\u0034"],
["\uff15", "\u0035"],
["\uff16", "\u0036"],
["\uff17", "\u0037"],
["\uff18", "\u0038"],
["\uff19", "\u0039"],
["\uff1a", "\u003a"],
["\uff1b", "\u003b"],
["\uff1c", "\u003c"],
["\uff1d", "\u003d"],
["\uff1e", "\u003e"],
["\uff1f", "\u003f"],
["\uff20", "\u0040"],
["\uff21", "\u0041"],
["\uff22", "\u0042"],
["\uff23", "\u0043"],
["\uff24", "\u0044"],
["\uff25", "\u0045"],
["\uff26", "\u0046"],
["\uff27", "\u0047"],
["\uff28", "\u0048"],
["\uff29", "\u0049"],
["\uff2a", "\u004a"],
["\uff2b", "\u004b"],
["\uff2c", "\u004c"],
["\uff2d", "\u004d"],
["\uff2e", "\u004e"],
["\uff2f", "\u004f"],
["\uff30", "\u0050"],
["\uff31", "\u0051"],
["\uff32", "\u0052"],
["\uff33", "\u0053"],
["\uff34", "\u0054"],
["\uff35", "\u0055"],
["\uff36", "\u0056"],
["\uff37", "\u0057"],
["\uff38", "\u0058"],
["\uff39", "\u0059"],
["\uff3a", "\u005a"],
["\uff3b", "\u005b"],
["\uff3c", "\u005c"],
["\uff3d", "\u005d"],
["\uff3e", "\u005e"],
["\uff3f", "\u005f"],
["\uff40", "\u0060"],
["\uff41", "\u0061"],
["\uff42", "\u0062"],
["\uff43", "\u0063"],
["\uff44", "\u0064"],
["\uff45", "\u0065"],
["\uff46", "\u0066"],
["\uff47", "\u0067"],
["\uff48", "\u0068"],
["\uff49", "\u0069"],
["\uff4a", "\u006a"],
["\uff4b", "\u006b"],
["\uff4c", "\u006c"],
["\uff4d", "\u006d"],
["\uff4e", "\u006e"],
["\uff4f", "\u006f"],
["\uff50", "\u0070"],
["\uff51", "\u0071"],
["\uff52", "\u0072"],
["\uff53", "\u0073"],
["\uff54", "\u0074"],
["\uff55", "\u0075"],
["\uff56", "\u0076"],
["\uff57", "\u0077"],
["\uff58", "\u0078"],
["\uff59", "\u0079"],
["\uff5a", "\u007a"],
["\uff5b", "\u007b"],
["\uff5c", "\u007c"],
["\uff5d", "\u007d"],
["\uff5e", "\u007e"],
["\uffe0", "\u00a2"],
["\uffe1", "\u00a3"],
["\uffe2", "\u00ac"],
["\uffe3", "\u00af"],
["\uffe4", "\u00a6"],
["\uffe5", "\u00a5"],
["\uffe6", "\u20a9"],
]);
export function toHalfwidth(str: string): string;
export function toHalfwidth(str: null): null;
export function toHalfwidth(str: undefined): undefined;
export function toHalfwidth(value: string | null | undefined) {
if (!value) {
return value;
}
const array = [];
let start = 0;
for (let i = 0; i < value.length; i++) {
const c = value.charAt(i);
const m = M.get(c);
if (m != null) {
if (start < i) {
array.push(value.substring(start, i));
}
array.push(m);
start = i + 1;
}
}
if (start < value.length) {
array.push(value.substring(start));
}
return array.join("");
}