gitmoji_changelog/
error.rs

1use std::error;
2use std::fmt;
3
4#[derive(Debug, Clone)]
5pub enum Error {
6    NoTag,
7}
8
9impl fmt::Display for Error {
10    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
11        match *self {
12            Error::NoTag => write!(f, "Your repository does not seem to contain any tag. Please use the release option if you wish to generate a changelog either way.")
13        }
14    }
15}
16
17impl error::Error for Error {
18    fn description(&self) -> &str {
19        match *self {
20            Error::NoTag => "Your repository does not seem to contain any tag. Please use the release option if you wish to generate a changelog either way."
21        }
22    }
23
24    fn cause(&self) -> Option<&error::Error> {
25        None
26    }
27}