//! Utility functions and structs
use bytes::BufMut;
use std::io;
/// A wrapper around a `&mut BufMut` that implements `io::Write`
pub(crate) struct MutWriter<'a, B>(pub(crate) &'a mut B);
impl<'a, B> io::Write for MutWriter<'a, B>
where
B: BufMut,
{
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
self.0.put_slice(buf);
Ok(buf.len())
}
fn flush(&mut self) -> io::Result<()> {
Ok(())
}
}