module Nostr
  class Client
    class Logger
      def attach_to: (Client client) -> void
      def on_connect: (Relay relay) -> void
      def on_message: (String message) -> void
      def on_send: (String message) -> void
      def on_error: (String message) -> void
      def on_close: (String code, String reason) -> void
    end
  end
end