message: rust: Remove obsolete display trait (the error enum can be printed)
diff: @@ -124,12 +124,6 @@ impl FizzyErrorBox {
  }
  }
  -impl std::fmt::Display for FizzyErrorBox {
  - fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
  - write!(f, "{} [{}]", self.code(), self.message())
  - }
  -}
  -
  /// Parse and validate the input according to WebAssembly 1.0 rules. Returns true if the supplied input is valid.
  pub fn validate<T: AsRef<[u8]>>(input: T) -> Result<(), Error> {
  let mut err = FizzyErrorBox::new();
  @@ -558,7 +552,6 @@ mod tests {
  assert_eq!(err.code(), 0);
  assert_eq!(err.message(), "");
  assert!(err.error().is_none());
  - assert_eq!(format!("{}", err), "0 []");
  }
  #[test]
  