easy-going-rails/config/command_detection.rb

# useful methods for figuring out which kind of process is running
module CommandDetection
  def server? = Rails.const_defined?('Server')
  def console? = !server? && defined?(Rails::Console) == 'constant'
  def rake? = !server? && !console? && Rails.const_defined?('Rake')
  def tailwind_watcher? = rake? && Rake.application.top_level_tasks.first == 'tailwindcss:watch'

  def procfile_server?
    Rails.env.development? && Rails.application.server? && File.exist?(File.join(Rails.root,
                                                                                 'Procfile.dev'))
  end
end