Fix for trailing semicolon in macros. (#1657)

Remove trailing semicolons in expression macro bodies as they will soon
not be allowed by the compiler.

See rust-lang/rust#79813 for more information.

Author: jasonish

src/branch/macros.rs

@@ -514,17 +514,17 @@ macro_rules! permutation_init (
   );
 
   (($($parsed:expr),*), $e:ident?, $($rest:tt)*) => (
-    permutation_init!(($($parsed),* , $crate::lib::std::option::Option::None), $($rest)*);
+    permutation_init!(($($parsed),* , $crate::lib::std::option::Option::None), $($rest)*)
   );
   (($($parsed:expr),*), $e:ident, $($rest:tt)*) => (
-    permutation_init!(($($parsed),* , $crate::lib::std::option::Option::None), $($rest)*);
+    permutation_init!(($($parsed),* , $crate::lib::std::option::Option::None), $($rest)*)
   );
 
   (($($parsed:expr),*), $submac:ident!( $($args:tt)* )?, $($rest:tt)*) => (
-    permutation_init!(($($parsed),* , $crate::lib::std::option::Option::None), $($rest)*);
+    permutation_init!(($($parsed),* , $crate::lib::std::option::Option::None), $($rest)*)
   );
   (($($parsed:expr),*), $submac:ident!( $($args:tt)* ), $($rest:tt)*) => (
-    permutation_init!(($($parsed),* , $crate::lib::std::option::Option::None), $($rest)*);
+    permutation_init!(($($parsed),* , $crate::lib::std::option::Option::None), $($rest)*)
   );
 
   (($($parsed:expr),*), $e:ident) => (

src/combinator/macros.rs

@@ -506,7 +506,7 @@ macro_rules! map(
     map!(__impl $i, $submac!($($args)*), $g);
   );
   ($i:expr, $f:expr, $g:expr) => (
-    map!(__impl $i, call!($f), $g);
+    map!(__impl $i, call!($f), $g)
   );
 );