From 2f354a872aae2026beba08c3cb8c6891f25a1ee0 Mon Sep 17 00:00:00 2001
From: Koichi ITO <koic.ito@gmail.com>
Date: Thu, 29 May 2025 02:04:08 +0900
Subject: [PATCH] Suppress redundant attributes in Resources

According to the specification, the following attributes are optional,
so using `compact` ensures consistency.

- `description`: Optional description
- `mimeType`: Optional MIME type
- `size`: Optional size in bytes

https://modelcontextprotocol.io/specification/2025-03-26/server/resources#resource
---
 lib/mcp/resource.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/mcp/resource.rb b/lib/mcp/resource.rb
index 5b985a93..6c92ce00 100644
--- a/lib/mcp/resource.rb
+++ b/lib/mcp/resource.rb
@@ -18,7 +18,7 @@ def to_h
         name: @name,
         description: @description,
         mimeType: @mime_type,
-      }
+      }.compact
     end
   end
 end