Method event

3rdparty/cppdap/src/session.cpp:222–227

    }

    std::pair<const dap::TypeInfo*, GenericEventHandler> event(
        const std::string& name) {
      std::unique_lock<std::mutex> lock(eventMutex);
      auto it = eventMap.find(name);
      return (it != eventMap.end()) ? it->second : decltype(it->second){};
    }

    void put(const dap::TypeInfo* typeinfo,
             const GenericEventHandler& handler) {