Module: RenderWithMissingTemplate::ActionController::InstanceMethods

Defined in:
lib/render_with_missing_template/action_controller.rb

Instance Method Summary collapse

Instance Method Details

#render_with_defaults(*args) ⇒ Object

ActionController::render overload is needed because ActionController::render have different signature and accepts different options.



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# File 'lib/render_with_missing_template/action_controller.rb', line 12

def render_with_defaults(*args)
  options = args.extract_options!
  defaults = options.delete(:if_missing)
  unless defaults.nil?
    begin
      # Ac is important:
      #   index/index.html.erb
      #     render "missing_partial" # MissingTemplate is raised here
      #
      #   index_controller.rb
      #     def index
      #       render :if_missing => {:template => "layouts/create_me"} # And caught here
      #     end
      #
      # In fact MissingTemplate in a view should not be caught by controller because controller's template exists, but
      # it have errors inside. :nested option tells nested render to raise MissingTemplateContrainer exception instead of
      # raising MissingTemplate. This exception means that action template is resolved, but some of nested partials are not.
      render_without_defaults(options.merge(:nested => true))
    rescue MissingTemplateContainer => e
      unless defaults == false
        defaults = options.merge(defaults)
        render_without_defaults(defaults)
      else
        render_without_defaults(:nothing => true)
      end
    end
  else
    render_without_defaults options
  end
end