stop memoizing tools

Author: jcat4

lib/mcp/client.rb

@@ -25,6 +25,7 @@ def initialize(transport:)
     attr_reader :transport
 
     # Returns the list of tools available from the server.
+    # Each call will make a new request – the result is not cached.
     #
     # @return [Array<MCP::Client::Tool>] An array of available tools.
     #
@@ -34,7 +35,7 @@ def initialize(transport:)
     #     puts tool.name
     #   end
     def tools
-      @tools ||= transport.tools
+      transport.tools
     end
 
     # Calls a tool via the transport layer.

test/mcp/client_test.rb

@@ -4,7 +4,7 @@
 
 module MCP
   class ClientTest < Minitest::Test
-    def test_tools_delegates_to_transport_and_caches_result
+    def test_tools_delegates_to_transport
       transport = mock
       mock_tools = [
         MCP::Client::Tool.new(name: "tool1", description: "tool1", input_schema: {}),
@@ -13,7 +13,6 @@ def test_tools_delegates_to_transport_and_caches_result
       transport.expects(:tools).returns(mock_tools).once
       client = Client.new(transport: transport)
       assert_equal(mock_tools, client.tools)
-      assert_equal(mock_tools, client.tools)
     end
 
     def test_call_tool_delegates_to_transport