Format with rustfmt 0.4.2
diff --git a/src/gen_helper.rs b/src/gen_helper.rs
index f7f64a9..fe00c8f 100644
--- a/src/gen_helper.rs
+++ b/src/gen_helper.rs
@@ -8,9 +8,9 @@
 
 #[cfg(feature = "fold")]
 pub mod fold {
-    use punctuated::{Pair, Punctuated};
     use fold::Fold;
     use proc_macro2::Span;
+    use punctuated::{Pair, Punctuated};
 
     pub trait FoldHelper {
         type Item;
@@ -84,10 +84,7 @@
     use proc_macro2::Span;
     use visit::Visit;
 
-    pub fn tokens_helper<'ast, V: Visit<'ast> + ?Sized, S: Spans>(
-        visitor: &mut V,
-        spans: &'ast S,
-    ) {
+    pub fn tokens_helper<'ast, V: Visit<'ast> + ?Sized, S: Spans>(visitor: &mut V, spans: &'ast S) {
         spans.visit(visitor);
     }