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error: Implement fmt::Display and error::Error.

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This commit is contained in:
Emmanuel Gil Peyrot 2017-06-17 03:36:12 +01:00
parent 6f69f2d7d9
commit 17798190cf
1 changed files with 32 additions and 0 deletions
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32
src/error.rs
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@ -8,6 +8,8 @@ use std::convert::From;
use std::io; use std::io;
use std::num; use std::num;
use std::string; use std::string;
use std::fmt;
use std::error;
use base64; use base64;
use minidom; use minidom;
@ -26,6 +28,36 @@ pub enum Error {
ChronoParseError(chrono::ParseError), ChronoParseError(chrono::ParseError),
} }
impl fmt::Display for Error {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
match *self {
Error::ParseError(s) => write!(fmt, "{}", s),
Error::IoError(ref e) => write!(fmt, "{}", e),
Error::XMLError(ref e) => write!(fmt, "{}", e),
Error::Base64Error(ref e) => write!(fmt, "{}", e),
Error::ParseIntError(ref e) => write!(fmt, "{}", e),
Error::ParseStringError(ref e) => write!(fmt, "{}", e),
Error::JidParseError(_) => write!(fmt, "JID parse error"),
Error::ChronoParseError(ref e) => write!(fmt, "{}", e),
}
}
}
impl error::Error for Error {
fn description(&self) -> &str {
match *self {
Error::ParseError(s) => s,
Error::IoError(ref e) => e.description(),
Error::XMLError(ref e) => e.description(),
Error::Base64Error(ref e) => e.description(),
Error::ParseIntError(ref e) => e.description(),
Error::ParseStringError(ref e) => e.description(),
Error::JidParseError(_) => "JID parse error",
Error::ChronoParseError(ref e) => e.description(),
}
}
}
impl From<io::Error> for Error { impl From<io::Error> for Error {
fn from(err: io::Error) -> Error { fn from(err: io::Error) -> Error {
Error::IoError(err) Error::IoError(err)