@spare/regex-charset/dist/index.mjs

const HALF_CHARS = '\u0020-\u007F'; // half letters + half puncs

const GEN_PUNCS = '\u2000-\u206f';
const CJK_PUNCS = '\u3000-\u303f';
const CJK_LETTERS = '\u4e00-\u9fbf';
const FULL_CHARS = '\uff00-\uffef'; // full letters + full puncs

const HALF_NUM = '0-9';
const HALF_UPPER = 'A-Z';
const HALF_LOWER = 'a-z';
const FULL_NUM = '０-９'; // 0xff10 - 0xff19

const FULL_UPPER = 'Ａ-Ｚ'; // 0xff21 - 0xff3a

const FULL_LOWER = 'ａ-ｚ'; // 0xff41 - 0xff5a

const ANSI_ALPHA = /(?:(?:[a-zA-Z\d]*(?:;[-a-zA-Z\d\/#&.:=?%@~_]*)*)?)/;
const ANSI_BETA = /(?:(?:\d{1,4}(?:;\d{0,4})*)?[\dA-PR-TZcf-ntqry=><~])/;
const ANSI = new RegExp(`[›][[\\]()#;?]*(?:${ANSI_ALPHA.source}|${ANSI_BETA.source})`);
const ASTRAL = /[\uD800-\uDBFF][\uDC00-\uDFFF]/; // 1024 * 1024

const HAN = new RegExp(`[${CJK_PUNCS}${CJK_LETTERS}${FULL_CHARS}]`); // HAN ideographs
//
// Block                                   Range       Comment
// CJK Unified Ideographs                  4E00-9FFF   Common
// CJK Unified Ideographs Extension A      3400-4DBF   Rare
// CJK Unified Ideographs Extension B      20000-2A6DF Rare, historic
// CJK Unified Ideographs Extension C      2A700–2B73F Rare, historic
// CJK Unified Ideographs Extension D      2B740–2B81F Uncommon, some in current use
// CJK Unified Ideographs Extension E      2B820–2CEAF Rare, historic
// CJK Compatibility Ideographs            F900-FAFF   Duplicates, unifiable variants, corporate characters
// CJK Compatibility Ideographs Supplement 2F800-2FA1F Unifiable variants

const ANSI_G = new RegExp(ANSI, 'g');
const ASTRAL_G = new RegExp(ASTRAL, 'g');
const HAN_G = new RegExp(HAN, 'g');

export { ANSI, ANSI_G, ASTRAL, ASTRAL_G, CJK_LETTERS, CJK_PUNCS, FULL_CHARS, FULL_LOWER, FULL_NUM, FULL_UPPER, GEN_PUNCS, HALF_CHARS, HALF_LOWER, HALF_NUM, HALF_UPPER, HAN, HAN_G };