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Reduce stdout hedge in examples

Browse source 
This PR reduces redundant stdout in examples by replacing
multiple `puts` with a heredoc and by removing unnecessary `puts`.
This commit is contained in:
Koichi ITO 2025-09-02 01:37:27 +09:00
commit 03e35c73c3
1 changed files with 66 additions and 65 deletions
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63
examples/streamable_http_server.rb
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@ -136,37 +136,38 @@ rack_app = Rack::Builder.new do
end
# Print usage instructions
puts "=== MCP Streaming HTTP Test Server ==="
puts ""
puts "Starting server on http://localhost:9393"
puts ""
puts "Available Tools:"
puts "1. NotificationTool - Returns messages that are sent via SSE when stream is active"
puts "2. echo - Simple echo tool"
puts ""
puts "Testing SSE:"
puts ""
puts "1. Initialize session:"
puts " curl -i http://localhost:9393 \\"
puts ' --json \'{"jsonrpc":"2.0","method":"initialize","id":1,"params":{"protocolVersion":"2024-11-05","capabilities":{},"clientInfo":{"name":"sse-test","version":"1.0"}}}\''
puts ""
puts "2. Connect SSE stream (use the session ID from step 1):"
puts ' curl -i -N -H "Mcp-Session-Id: YOUR_SESSION_ID" http://localhost:9393'
puts ""
puts "3. In another terminal, test tools (responses will be sent via SSE if stream is active):"
puts ""
puts " Echo tool:"
puts ' curl -i http://localhost:9393 -H "Mcp-Session-Id: YOUR_SESSION_ID" \\'
puts ' --json \'{"jsonrpc":"2.0","method":"tools/call","id":2,"params":{"name":"echo","arguments":{"message":"Hello SSE!"}}}\''
puts ""
puts " Notification tool (with 2 second delay):"
puts ' curl -i http://localhost:9393 -H "Mcp-Session-Id: YOUR_SESSION_ID" \\'
puts ' --json \'{"jsonrpc":"2.0","method":"tools/call","id":3,"params":{"name":"notification_tool","arguments":{"message":"Hello SSE!", "delay": 2}}}\''
puts ""
puts "Note: When an SSE stream is active, tool responses will appear in the SSE stream and the POST request will return {\"accepted\": true}"
puts ""
puts "Press Ctrl+C to stop the server"
puts ""
puts <<~MESSAGE
=== MCP Streaming HTTP Test Server ===
Starting server on http://localhost:9393
Available Tools:
1. NotificationTool - Returns messages that are sent via SSE when stream is active"
2. echo - Simple echo tool
Testing SSE:
1. Initialize session:
curl -i http://localhost:9393 \\
--json '{"jsonrpc":"2.0","method":"initialize","id":1,"params":{"protocolVersion":"2024-11-05","capabilities":{},"clientInfo":{"name":"sse-test","version":"1.0"}}}'
2. Connect SSE stream (use the session ID from step 1):"
curl -i -N -H "Mcp-Session-Id: YOUR_SESSION_ID" http://localhost:9393
3. In another terminal, test tools (responses will be sent via SSE if stream is active):
Echo tool:
curl -i http://localhost:9393 -H "Mcp-Session-Id: YOUR_SESSION_ID" \\
--json '{"jsonrpc":"2.0","method":"tools/call","id":2,"params":{"name":"echo","arguments":{"message":"Hello SSE!"}}}'
Notification tool (with 2 second delay):
curl -i http://localhost:9393 -H "Mcp-Session-Id: YOUR_SESSION_ID" \\
--json '{"jsonrpc":"2.0","method":"tools/call","id":3,"params":{"name":"notification_tool","arguments":{"message":"Hello SSE!", "delay": 2}}}'
Note: When an SSE stream is active, tool responses will appear in the SSE stream and the POST request will return {"accepted": true}
Press Ctrl+C to stop the server
MESSAGE
# Start the server
Rackup::Handler.get("puma").run(rack_app, Port: 9393, Host: "localhost")