diff --git a/src/parser/representation.rs b/src/parser/representation.rs
index 7f0e10d..5b7c0c4 100644
--- a/src/parser/representation.rs
+++ b/src/parser/representation.rs
@@ -1,12 +1,12 @@
-
-
 #[derive(Debug, Clone)]
 pub struct Representation {
-    val: String
+    val: String,
 }
 
 impl Representation {
     pub fn new(from: &str) -> Self {
-        Self { val: from.to_string() }
+        Self {
+            val: from.to_string(),
+        }
     }
 }
diff --git a/src/primitives/mod.rs b/src/primitives/mod.rs
index f8ed2fc..047fd1d 100644
--- a/src/primitives/mod.rs
+++ b/src/primitives/mod.rs
@@ -50,15 +50,18 @@ where
     F: Fn(&O) -> bool,
 {
     let orig_rep = parser.representation();
-    (move |input| {
-        parser.parse(input).and_then(|(result, rest)| {
-            if pred_fn(&result) {
-                Ok((result, rest))
-            } else {
-                Err(rest)
-            }
-        })
-    }, Representation::new(&format!("{:?} if <PREDICATE>", orig_rep)))
+    (
+        move |input| {
+            parser.parse(input).and_then(|(result, rest)| {
+                if pred_fn(&result) {
+                    Ok((result, rest))
+                } else {
+                    Err(rest)
+                }
+            })
+        },
+        Representation::new(&format!("{:?} if <PREDICATE>", orig_rep)),
+    )
 }
 
 /// Parses a standard identifier in a programming language