Skip accumulating if all data is available

src/commit_request.hpp

@@ -349,7 +349,6 @@ private:
    */
   std::string_view decode_base64(std::string_view base64_str);
 
-  void handle_completed_string();
-  void handle_completed_number();
-  void handle_completed_key();
+  void handle_completed_string(std::string_view s);
+  void handle_completed_number(std::string_view s);
 };