base/node_modules/regenerate-unicode-properties/Script_Extensions/Tai_Le.js

const set = require('regenerate')(0x30C);
set.addRange(0x300, 0x301).addRange(0x307, 0x308).addRange(0x1040, 0x1049).addRange(0x1950, 0x196D).addRange(0x1970, 0x1974);
exports.characters = set;