#[derive(Clone, Copy)]
pub enum Error {
InvalidChar,
InvalidLength(usize),
}
impl ::std::fmt::Debug for Error {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
match *self {
Error::InvalidLength(len) => write!(f, "Invalid input length {}", len),
Error::InvalidChar => write!(f, "Invalid character"),
}
}
}
impl ::std::fmt::Display for Error {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
::std::fmt::Debug::fmt(&self, f)
}
}
impl ::std::error::Error for Error {
fn description(&self) -> &str {
match *self {
Error::InvalidChar => "invalid character",
Error::InvalidLength(_) => "invalid length",
}
}
}