the-forest/client/node_modules/regenerate-unicode-properties/Binary_Property/Hex_Digit.js

const set = require('regenerate')();
set.addRange(0x30, 0x39).addRange(0x41, 0x46).addRange(0x61, 0x66).addRange(0xFF10, 0xFF19).addRange(0xFF21, 0xFF26).addRange(0xFF41, 0xFF46);
exports.characters = set;