Class: RuboCop::Server::ClientCommand::Start

Inherits:
Base
  • Object
show all
Defined in:
lib/rubocop/service/patch/server/client_command/start.rb

Instance Method Summary collapse

Instance Method Details

#run ⇒ Object 



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# File 'lib/rubocop/service/patch/server/client_command/start.rb', line 11

def run
  if Server.running?
    warn "RuboCop server (#{Cache.pid_path.read}) is already running."
    return
  end

  if ENV["RUBOCOP_SERVICE_SERVER_PROCESS"] == "true"
    Cache.acquire_lock do |locked|
      unless locked
        # Another process is already starting server,
        # so wait for it to be ready.
        Server.wait_for_running_status!(true)
        exit 0
      end

      Cache.write_version_file(RuboCop::Version::STRING)

      host = ENV.fetch("RUBOCOP_SERVER_HOST", "127.0.0.1")
      port = ENV.fetch("RUBOCOP_SERVER_PORT", 0)

      Server::Core.new.start(host, port)
    end
  else
    exit_code =
      RuboCop::Service::Server.connect do |connection|
        connection.puts JSON.generate(
                          { type: :spawn, directory: Dir.pwd }
                        )
      end
    if exit_code.nil?
      warn(
        "\nConnection closed without exit code. " \
          "Please check the server log: #{File.expand_path("~/.rubocop-service.log")}"
      )
      exit 1
    else
      exit exit_code.to_i
    end
  end
end