dchat_error.rs 320 B

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  1. use std::{error, fmt};
  2. #[derive(Debug, Clone)]
  3. pub struct ErrorMissingSpecifier;
  4. impl fmt::Display for ErrorMissingSpecifier {
  5. fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  6. write!(f, "missing node specifier. you must specify either a or b")
  7. }
  8. }
  9. impl error::Error for ErrorMissingSpecifier {}