use std::fmt;
pub struct BsDebug<'a>(pub &'a [u8]);
impl fmt::Debug for BsDebug<'_> {
fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
write!(fmt, "b\"")?;
for &c in self.0 {
if c == b'\n' {
write!(fmt, "\\n")?;
} else if c == b'\r' {
write!(fmt, "\\r")?;
} else if c == b'\t' {
write!(fmt, "\\t")?;
} else if c == b'\\' || c == b'"' {
write!(fmt, "\\{}", c as char)?;
} else if c == b'\0' {
write!(fmt, "\\0")?;
} else if (0x20..0x7f).contains(&c) {
write!(fmt, "{}", c as char)?;
} else {
write!(fmt, "\\x{:02x}", c)?;
}
}
write!(fmt, "\"")?;
Ok(())
}
}