Sets the logger for ActiveRecord, ActionController, and ActionMailer (but only for those frameworks that are to be loaded). If the framework’s logger is already set, it is not changed, otherwise it is set to use RAILS_DEFAULT_LOGGER.

Source Code

# File initializer.rb, line 276
def initialize_framework_logging
  for framework in ([ :active_record, :action_controller, :action_mailer ] & configuration.frameworks)
    framework.to_s.camelize.constantize.const_get("Base").logger ||= RAILS_DEFAULT_LOGGER
  end

  RAILS_CACHE.logger ||= RAILS_DEFAULT_LOGGER
end