add check if has connected when call async_call

2026-08-29 08:34:47 +08:00 · 2020-03-04 10:59:25 +08:00
parent 517848c1c8
commit 5d6bfcaae8
1 changed files with 5 additions and 0 deletions
@@ -236,6 +236,11 @@ namespace rest_rpc {

 		template<size_t TIMEOUT = DEFAULT_TIMEOUT, typename... Args>
 		void async_call(const std::string& rpc_name, std::function<void(boost::system::error_code, string_view)> cb, Args&& ... args) {
+			if (!has_connected_) {
+				error_callback(boost::asio::error::make_error_code(boost::asio::error::not_connected));
+				return;
+			}
+
 			uint64_t cb_id = 0;
 			{
 				std::unique_lock<std::mutex> lock(cb_mtx_);