Class: DebugMcp::Tools::Finish

Inherits:
MCP::Tool
  • Object
show all
Defined in:
lib/debug_mcp/tools/finish.rb

Class Method Summary collapse

Class Method Details

.call(session_id: nil, server_context:) ⇒ Object 



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# File 'lib/debug_mcp/tools/finish.rb', line 33

def call(session_id: nil, server_context:)
  client = server_context[:session_manager].client(session_id)

  output = client.send_command("finish", timeout: DebugClient::CONTINUE_TIMEOUT)

  if output.strip.empty? && client.process_finished?
    text = DebugMcp::ExitMessageBuilder.build_exit_message(
      "Program exited during finish.", output, client,
    )
    return MCP::Tool::Response.new([{ type: "text", text: text }])
  end

  client.cleanup_one_shot_breakpoints(output)
  output = DebugMcp::StopEventAnnotator.annotate_breakpoint_hit(output)
  output = DebugMcp::StopEventAnnotator.enrich_stop_context(output, client)

  location = parse_stop_location(output)
  header = if location
    "Method/block returned. Now at: #{location}"
  else
    "Method/block returned (stopped at caller's frame)."
  end
  MCP::Tool::Response.new([{ type: "text", text: "#{header}\n\n#{output}" }])
rescue DebugMcp::SessionError => e
  text = if e.message.include?("session ended") || e.message.include?("finished execution")
    DebugMcp::ExitMessageBuilder.build_exit_message("Program exited during finish.", e.final_output, client)
  else
    "Error: #{e.message}"
  end
  MCP::Tool::Response.new([{ type: "text", text: text }])
rescue DebugMcp::ConnectionError => e
  text = if e.message.include?("Connection lost") || e.message.include?("connection closed")
    DebugMcp::ExitMessageBuilder.build_exit_message("Program exited during finish.", e.final_output, client)
  else
    "Error: #{e.message}"
  end
  MCP::Tool::Response.new([{ type: "text", text: text }])
rescue DebugMcp::Error => e
  MCP::Tool::Response.new([{ type: "text", text: "Error: #{e.message}" }])
end