veryroundbird.house
1package engine
2
3import (
4 "io"
5
6 "regexp"
7)
8
9// regex to match ANSI escape codes (e.g., color codes, cursor moves)
10const ansi = "[\u001B\u009B][[\\]()#;?]*(?:(?:(?:[a-zA-Z\\d]*(?:;[a-zA-Z\\d]*)*)?\u0007)|(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PRZcf-ntqry=><~]))"
11
12var re = regexp.MustCompile(ansi)
13
14type ansiStrippingWriter struct {
15 underlying io.Writer
16}
17
18func (w *ansiStrippingWriter) Write(p []byte) (int, error) {
19 clean := re.ReplaceAll(p, []byte{})
20 return w.underlying.Write(clean)
21}