use std::fmt::Display;
use std::fmt::Error as FmtError;
use std::fmt::Formatter;
#[derive(Debug)]
pub enum Error {
InvalidDna,
InvalidDimensions,
}
impl Display for Error {
fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), FmtError> {
match *self {
Error::InvalidDna => f.write_str("invalid DNA"),
Error::InvalidDimensions => f.write_str("invalid dimensions"),
}
}
}
impl std::error::Error for Error {}