Function json_completion_function

src/Chain/libraries/cli/Cli.cpp:989–992

                return cli_impl_instance->json_argument_completion_generator(text, state);
            }
            extern "C" char** json_completion_function(const char* text, int start, int end)
            {
                return cli_impl_instance->json_completion(text, start, end);
            }
            extern "C" int control_c_handler(int count, int key)
            {
                std::cout << "\n\ncontrol-c!\n\n";