Merge pull request #20 from MDario123/master

log: expect instead of unwrap

Author: mdrokz

src/lib.rs

@@ -117,7 +117,7 @@ pub fn init() {
                 Some(rustfmt) => Command::new(rustfmt),
                 None => Command::new("rustfmt"),
             };
-            rustfmt.arg(&out_file).output().unwrap();
+            rustfmt.arg(&out_file).output().expect("rustfmt not found");
         }
     }
 }