# Expect the root element is closed.
	fun expect_root_closed: Bool do
		if root_closed then
			return true
		else if element_path.length > 1 then
			return fire_fatal_error("Reached the end of the file with " +
					"{element_path.length.to_s} open elements.", null)
		else
			return fire_fatal_error("Reached the end of the file with an " +
					"open element.", null)
		end
	end