module Datadog::Tracing::Contrib::Rails::Utils

def self.app_name
  if ::Rails::VERSION::MAJOR >= 6
    ::Rails.application.class.module_parent_name.underscore
  elsif ::Rails::VERSION::MAJOR >= 4
    ::Rails.application.class.parent_name.underscore
  else
    ::Rails.application.class.to_s.underscore
  end
end

def self.railtie_supported?
  !!(defined?(::Rails::VERSION::MAJOR) && ::Rails::VERSION::MAJOR >= 3 && defined?(::Rails::Railtie))
end