1/** Remove ansi characters from a string and return the sanitized results. */ 2export function stripAnsi(str?: string) { 3 if (!str) { 4 return str; 5 } 6 const pattern = [ 7 '[\\u001B\\u009B][[\\]()#;?]*(?:(?:(?:(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]+)*|[a-zA-Z\\d]+(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]*)*)?\\u0007)', 8 '(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PR-TZcf-ntqry=><~]))', 9 ].join('|'); 10 11 return str.replace(new RegExp(pattern, 'g'), ''); 12} 13