From 0142191e51386ede07e70f61e0b47631a86ff2a4 Mon Sep 17 00:00:00 2001
From: Marcus Klaas <mail@marcusklaas.nl>
Date: Sun, 27 Mar 2016 20:20:51 +0200
Subject: [PATCH] Remove trailing whitespace for fn types /w non-unit return

---
 src/types.rs               | 2 +-
 tests/source/type_alias.rs | 2 ++
 tests/target/type_alias.rs | 4 ++++
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/types.rs b/src/types.rs
index 7ac4bd1c674..5a8e456bedb 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -268,7 +268,7 @@ fn format_function_type<'a, I>(inputs: I,
         FunctionRetTy::Default(..) => String::new(),
     };
 
-    let infix = if output.len() + list_str.len() > width {
+    let infix = if output.len() > 0 && output.len() + list_str.len() > width {
         format!("\n{}", (offset - 1).to_string(context.config))
     } else {
         String::new()
diff --git a/tests/source/type_alias.rs b/tests/source/type_alias.rs
index e4429bb8ddf..93e155534ec 100644
--- a/tests/source/type_alias.rs
+++ b/tests/source/type_alias.rs
@@ -25,3 +25,5 @@
 pub type Exactly100CharstoEqualWhereTest<T, U, PARAMET> where T: Clone + Ord + Eq + SomeOtherTrait = Option<T>;
 
 pub type Exactly101CharstoEqualWhereTest<T, U, PARAMETE> where T: Clone + Ord + Eq + SomeOtherTrait = Option<T>;
+
+type RegisterPlugin = unsafe fn(pt: *const c_char, plugin: *mut c_void, data: *mut CallbackData);
diff --git a/tests/target/type_alias.rs b/tests/target/type_alias.rs
index d175aa60a67..16c77b273c1 100644
--- a/tests/target/type_alias.rs
+++ b/tests/target/type_alias.rs
@@ -49,3 +49,7 @@
 
 pub type Exactly101CharstoEqualWhereTest<T, U, PARAMETE>
     where T: Clone + Ord + Eq + SomeOtherTrait = Option<T>;
+
+type RegisterPlugin = unsafe fn(pt: *const c_char,
+                                plugin: *mut c_void,
+                                data: *mut CallbackData);