fix: formatting

src/error/mod.rs

@@ -5,26 +5,28 @@ use std::fmt;
 /// Error to be raised when model does not fits data.
 #[derive(Debug)]
 pub struct FitFailedError {
-    details: String
+    details: String,
 }
 
 /// Error to be raised when model prediction cannot be calculated.
 #[derive(Debug)]
 pub struct PredictFailedError {
-    details: String
+    details: String,
 }
 
 impl FitFailedError {
     /// Creates new instance of `FitFailedError`
     /// * `msg` - description of the error
     pub fn new(msg: &str) -> FitFailedError {
-        FitFailedError{details: msg.to_string()}
+        FitFailedError {
+            details: msg.to_string(),
+        }
     }
 }
 
 impl fmt::Display for FitFailedError {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f,"{}",self.details)
+        write!(f, "{}", self.details)
     }
 }
 
@@ -38,13 +40,15 @@ impl PredictFailedError {
     /// Creates new instance of `PredictFailedError`
     /// * `msg` - description of the error
     pub fn new(msg: &str) -> PredictFailedError {
-        PredictFailedError{details: msg.to_string()}
+        PredictFailedError {
+            details: msg.to_string(),
+        }
     }
 }
 
 impl fmt::Display for PredictFailedError {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f,"{}",self.details)
+        write!(f, "{}", self.details)
     }
 }