1use std::fmt;
2
3pub type Result<T> = std::result::Result<T, Error>;
4
5#[derive(Copy, Clone, Eq, PartialEq, Debug)]
6pub enum Error {
7 /// An executable binary with that name was not found
8 CannotFindBinaryPath,
9 /// There was nowhere to search and the provided name wasn't an absolute path
10 CannotGetCurrentDirAndPathListEmpty,
11 /// Failed to canonicalize the path found
12 CannotCanonicalize,
13}
14
15impl std::error::Error for Error {}
16
17impl fmt::Display for Error {
18 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
19 match self {
20 Error::CannotFindBinaryPath => write!(f, "cannot find binary path"),
21 Error::CannotGetCurrentDirAndPathListEmpty => write!(
22 f,
23 "no path to search and provided name is not an absolute path"
24 ),
25 Error::CannotCanonicalize => write!(f, "cannot canonicalize path"),
26 }
27 }
28}
29