module MasterView
  module Directives

    #outputs an elsif/end block around the text tags and remove previous end (from if)
    class Elsif < MasterView::DirectiveBase
      def priority
        DirectivePriorities::High
      end

      def stag(directive_call_stack)
        tag = @directive_call_stack.context[:tag]
        delete_last_in_parent(tag, erb('end') )
        ret = []
        ret << erb('elsif '+attr_value)
        ret << directive_call_stack.render
      end

      def etag(directive_call_stack)
        ret = []
        ret << directive_call_stack.render
        ret << erb('end')
      end

    end
  end
end