feat: warn on implicit stdio initialization

2026-05-06 20:22:52 -04:00 · 2026-05-06 20:22:52 -04:00 · b6462feef0
commit b6462feef0
parent dd7dacae47
1 changed files with 116 additions and 19 deletions
--- a/lib/mcp/client/stdio.rb
+++ b/lib/mcp/client/stdio.rb
@ -134,7 +134,10 @@ module MCP

      def send_request(request:)
        start unless @started
-        connect unless @initialized
+        unless @initialized
+          warn("Calling `MCP::Client::Stdio#send_request` without calling `MCP::Client#connect` is deprecated. Use `MCP::Client#connect` before sending requests instead.", uplevel: 1)
+          connect
+        end

        write_message(request)
        read_response(request)