commit 3a14d6b19396b012a4e23a7c3e776a0f24489d80
author David Tolnay <dtolnay@gmail.com> Wed Sep 14 00:00:06 2016 -0700
committer David Tolnay <dtolnay@gmail.com> Wed Sep 14 00:00:06 2016 -0700
tree 5661627cf20307ef90e5f6bc03fc2b302c1e890f
parent b5a7b144a3e52a988c51046a776aa7c06693ead1

Simplify epsilon macro

src/helper.rs

diff --git a/src/helper.rs b/src/helper.rs
index 90a2499..d1db351 100644
--- a/src/helper.rs
+++ b/src/helper.rs
@@ -47,11 +47,6 @@
 
 macro_rules! epsilon {
     ($i:expr,) => {
-        call!($i, {
-            fn epsilon<T>(input: T) -> ::nom::IResult<T, ()> {
-                ::nom::IResult::Done(input, ())
-            }
-            epsilon
-        })
+        value!($i, ())
     };
 }