Method error

3rdparty/cppdap/src/session.cpp:169–175

    }

    void error(const char* format, ...) {
      va_list vararg;
      va_start(vararg, format);
      std::unique_lock<std::mutex> lock(errorMutex);
      errorLocked(format, vararg);
      va_end(vararg);
    }

    std::pair<const dap::TypeInfo*, GenericRequestHandler> request(
        const std::string& name) {