index.js 458 B

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  1. export default function ansiRegex({onlyFirst = false} = {}) {
  2. // Valid string terminator sequences are BEL, ESC\, and 0x9c
  3. const ST = '(?:\\u0007|\\u001B\\u005C|\\u009C)';
  4. const pattern = [
  5. `[\\u001B\\u009B][[\\]()#;?]*(?:(?:(?:(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]+)*|[a-zA-Z\\d]+(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]*)*)?${ST})`,
  6. '(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PR-TZcf-nq-uy=><~]))',
  7. ].join('|');
  8. return new RegExp(pattern, onlyFirst ? undefined : 'g');
  9. }