1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
use core::fmt; #[cfg(feature = "std")] use std::error; /// The error type for variable hasher initialization #[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" } }