Function string_from_utf8

debugger/src/reader.rs:422–435

(mut bytes: Vec<u8>)

}

fn string_from_utf8(mut bytes: Vec<u8>) -> Option<String> {
    // we'd truncate the raw bytes when sending
    // so the last char may be incomplete
    for _ in 0..4 {
        match String::from_utf8(bytes) {
            Ok(s) => return Some(s),
            Err(e) => {
                bytes = e.into_bytes();
                bytes.pop();
            }
        }
    }
    None
}