Merge pull request #8 from dbrgn/unwrap

Get rid of .unwrap() in Error::fmt
sorccu · Jun 25, 2016 · 45f4505 · 45f4505
2 parents a607296 + 1ae662f
commit 45f4505
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/lib.rs b/src/lib.rs
@@ -17,7 +17,10 @@ pub enum Error {
 
 impl fmt::Display for Error {
     fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
-        write!(fmt, "{}: {}", self.description(), self.cause().unwrap())
+        match self.cause() {
+            Some(cause) => write!(fmt, "{}: {}", self.description(), cause),
+            None => write!(fmt, "{}", self.description()),
+        }
     }
 }