Remove unneeded unit expression

Clippy emits:

  warning: unneeded unit expression

As suggested, remove the unneeded unit expression.

diff --git a/src/descriptor/dsl.rs b/src/descriptor/dsl.rs
index 16d8977d1b7eda211cddda2bada5617c0f7bbcc2..e5bd1de6f1ac8cc3fb0aca0fc710bccd102eb2c4 100644 (file)
--- a/src/descriptor/dsl.rs
+++ b/src/descriptor/dsl.rs
@@ -535,9 +535,7 @@ macro_rules! fragment_internal {
     ( @t , $( $tail:tt )* ) => ({
         $crate::fragment_internal!( @t $( $tail )* )
     });
-    ( @t ) => ({
-        ()
-    });
+    ( @t ) => ({});
 
     // Fallback to calling `fragment!()`
     ( $( $tokens:tt )* ) => ({