From 1c1763c7ae2deb740dd58d5832ccb5c2c6c54472 Mon Sep 17 00:00:00 2001
From: Pazzaz <pazzaz.sundqvist@gmail.com>
Date: Sat, 12 May 2018 10:53:06 +0200
Subject: [PATCH] Remove unnecessary use of Box in `format_function_type`

---
 src/types.rs | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/src/types.rs b/src/types.rs
index 47a52281e28d..3c2a2287d5c4 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -305,7 +305,7 @@ where
         T: Deref,
         <T as Deref>::Target: Rewrite + Spanned,
     {
-        Regular(Box<T>),
+        Regular(T),
         Variadic(BytePos),
     }
 
@@ -332,11 +332,7 @@ where
     let list_lo = context.snippet_provider.span_after(span, "(");
     let items = itemize_list(
         context.snippet_provider,
-        // FIXME Would be nice to avoid this allocation,
-        // but I couldn't get the types to work out.
-        inputs
-            .map(|i| ArgumentKind::Regular(Box::new(i)))
-            .chain(variadic_arg),
+        inputs.map(ArgumentKind::Regular).chain(variadic_arg),
         ")",
         ",",
         |arg| match *arg {