- int len, i = 0;
- struct strbuf str = STRBUF_INIT;
-
- strbuf_addstr(&str, s);
- while ((s = strstr(str.buf + i, "\033[")) != NULL) {
- int len = strspn(s + 2, "0123456789;");
- i = s - str.buf;
- strbuf_remove(&str, i, len + 3); /* \033[<len><func char> */
- }
- len = utf8_strwidth(str.buf);
- strbuf_release(&str);
- return len;