| // not all are used in all features configurations |
| /// Forward a method to an inherent method or a base trait method. |
| ($( Self :: $method:ident ( self $( , $arg:ident : $ty:ty )* ) -> $ret:ty ; )*) |
| fn $method(self $( , $arg : $ty )* ) -> $ret { |
| Self::$method(self $( , $arg )* ) |
| ($( $base:ident :: $method:ident ( self $( , $arg:ident : $ty:ty )* ) -> $ret:ty ; )*) |
| fn $method(self $( , $arg : $ty )* ) -> $ret { |
| <Self as $base>::$method(self $( , $arg )* ) |
| ($( $base:ident :: $method:ident ( $( $arg:ident : $ty:ty ),* ) -> $ret:ty ; )*) |
| fn $method( $( $arg : $ty ),* ) -> $ret { |
| <Self as $base>::$method( $( $arg ),* ) |
| ($( $method:ident () -> $ret:expr ; )*) |