From b1576fd32d04ee88eb3fb8eb6cbcdc89243305ee Mon Sep 17 00:00:00 2001
From: meh <meh@schizofreni.co>
Date: Sat, 30 Apr 2016 22:54:13 +0200
Subject: [PATCH] error: implement default error traits

---
 src/error.rs | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/src/error.rs b/src/error.rs
index 09d5eae..f1d4be4 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -1,3 +1,5 @@
+use std::fmt;
+use std::error;
 use std::ffi;
 use nix;
 
@@ -39,3 +41,28 @@ impl From<udev::Error> for Error {
 		Error::Udev(value)
 	}
 }
+
+impl fmt::Display for Error {
+	fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
+		f.write_str(error::Error::description(self))
+	}
+}
+
+impl error::Error for Error {
+	fn description(&self) -> &str {
+		match self {
+			&Error::Nix(ref err) =>
+				err.description(),
+
+			&Error::Nul(ref err) =>
+				err.description(),
+
+			#[cfg(feature = "udev")]
+			&Error::Udev(ref err) =>
+				err.description(),
+
+			&Error::NotFound =>
+				"Device not found.",
+		}
+	}
+}