Distinguish arguments for types vs functions
diff --git a/src/lib.rs b/src/lib.rs
index 7c7bd13..6814c98 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -83,6 +83,8 @@
     Abi,
     Constness,
     Defaultness,
+    FnArg,
+    FnDecl,
     ForeignItemKind,
     ForeignItem,
     ForeignMod,
@@ -131,9 +133,8 @@
 mod ty;
 pub use ty::{
     AngleBracketedParameterData,
+    BareFnArg,
     BareFnTy,
-    FnArg,
-    FnDecl,
     FunctionRetTy,
     MutTy,
     Mutability,