Parsing operator overloads

core_compiler.h

@@ -142,6 +142,9 @@ struct Lexer{
   S64 token_iter;
   U32 token_debug_ids;
 
+  Intern_String first_op;
+  Intern_String last_op ;
+
   Intern_String intern(String string){
     return intern_string(&interns, string);
   }