vendor/digest/src/errors.rs

   1 use core::fmt;
   2 #[cfg(feature = "std")]
   3 use std::error;
   4
   5 /// The error type for variable hasher initialization
   6 #[derive(Clone, Copy, Debug, Default)]
   7 pub struct InvalidOutputSize;
   8
   9 impl fmt::Display for InvalidOutputSize {
  10     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  11         f.write_str("invalid output size")
  12     }
  13 }
  14
  15 #[cfg(feature = "std")]
  16 impl error::Error for InvalidOutputSize {
  17     fn description(&self) -> &str {
  18         "invalid output size"
  19     }
  20 }