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use std::{error, fmt};
/// Error type for the library.
#[derive(Clone, Debug)]
pub struct Error {
message: String,
}
impl Error {
/// Instantiate an error with the specified error message.
///
/// This function is only available within the crate as there should never
/// be a need to create this error outside of the library.
pub(crate) fn new<S: Into<String>>(message: S) -> Error {
Error {
message: message.into(),
}
}
}
impl error::Error for Error {
fn description(&self) -> &str {
&self.message
}
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
f.pad(&self.message)
}
}
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