export default function ansiRegex({onlyFirst = false} = {}) { // Valid string terminator sequences are BEL, ESC\, and 0x9c const ST = '(?:\\u0007|\\u001B\\u005C|\\u009C)'; const pattern = [ `[\\u001B\\u009B][[\\]()#;?]*(?:(?:(?:(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]+)*|[a-zA-Z\\d]+(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]*)*)?${ST})`, '(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PR-TZcf-nq-uy=><~]))', ].join('|'); return new RegExp(pattern, onlyFirst ? undefined : 'g'); }