fix: compiling but not working -- need debug

src/parser/parser.c

@@ -35,6 +35,7 @@ struct ast *get_ast()
             token = pop_token();
             break;
         }
+        token = peek_token();
     }
 
     if (token == NULL)

src/parser/parsing_utils.c

@@ -54,7 +54,7 @@ static bool isterminator(struct token *token)
 struct ast *parse_simple_command(void)
 {
     struct list *command_elements = NULL;
-    struct token *token = POP_TOKEN();
+    struct token *token = PEEK_TOKEN();
 
     while (!isterminator(token))
     {