use core::fmt;
#[cfg(feature = "std")]
use std::error;
#[derive(Clone, Copy, Debug, Default)]
pub struct InvalidOutputSize;
impl fmt::Display for InvalidOutputSize {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("invalid output size")
}
}
#[cfg(feature = "std")]
impl error::Error for InvalidOutputSize {
fn description(&self) -> &str {
"invalid output size"
}
}