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use std::fmt;
pub type Result<T> = std::result::Result<T, Error>;
#[derive(Copy, Clone, Eq, PartialEq, Debug)]
pub enum Error {
BadAbsolutePath,
BadRelativePath,
CannotFindBinaryPath,
CannotGetCurrentDir,
CannotCanonicalize,
}
impl std::error::Error for Error {}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
Error::BadAbsolutePath => write!(f, "bad absolute path"),
Error::BadRelativePath => write!(f, "bad relative path"),
Error::CannotFindBinaryPath => write!(f, "cannot find binary path"),
Error::CannotGetCurrentDir => write!(f, "cannot get current directory"),
Error::CannotCanonicalize => write!(f, "cannot canonicalize path"),
}
}
}
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