test

lang/src/parser.rs

@@ -136,7 +136,7 @@ impl<'a, 'b> Parser<'a, 'b> {
         f
     }
 
-    fn next(&mut self) -> Token {
+    fn next(&mut self) ->  Token {
         core::mem::replace(&mut self.token, self.lexer.eat())
     }