Fmt.

src/gaussian.rs

@@ -9,7 +9,14 @@ pub struct Gaussian {
 
 impl fmt::Debug for Gaussian {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "N(mu={:.03}, sigma={:.03}, pi={:.03}, tau={:.03})", self.mu(), self.sigma(), self.pi(), self.tau())
+        write!(
+            f,
+            "N(mu={:.03}, sigma={:.03}, pi={:.03}, tau={:.03})",
+            self.mu(),
+            self.sigma(),
+            self.pi(),
+            self.tau()
+        )
     }
 }