const styles = { bigint: '\xa76', boolean: '\xa76', date: '\xa75', module: '\xa7n', name: undefined,//undefined null: '\xa7l', number: '\xa76', regexp: '\xa74', special: '\xa73', string: '\xa72', symbol: '\xa72', undefined: '\xa78' } function stylize (str, styleType) { const style = styles[styleType] if (style !== undefined) return `${style}${str}\xa7r` return str } module.exports = { stylize, styles }