use core::fmt;
pub struct Dummy;
impl fmt::Write for Dummy {
#[inline]
fn write_str(&mut self, _: &str) -> fmt::Result {
Ok(())
}
#[inline]
fn write_char(&mut self, _: char) -> fmt::Result {
Ok(())
}
#[inline]
fn write_fmt(&mut self, _: fmt::Arguments) -> fmt::Result {
Ok(())
}
}