lib/kramdown/converter/toc.rb in kramdown-1.17.0 vs lib/kramdown/converter/toc.rb in kramdown-2.0.0.beta1

@@ -1,9 +1,9 @@
-# -*- coding: utf-8 -*-
+# -*- coding: utf-8; frozen_string_literal: true -*-
 #
 #--
-# Copyright (C) 2009-2016 Thomas Leitner <[e-mail]>
+# Copyright (C) 2009-2019 Thomas Leitner <[e-mail]>
 #
 # This file is part of kramdown which is licensed under the MIT.
 #++
 #
 
@@ -35,21 +35,21 @@
         if el.type == :header && in_toc?(el)
           attr = el.attr.dup
           attr['id'] = generate_id(el.options[:raw_text]) if @options[:auto_ids] && !attr['id']
           add_to_toc(el, attr['id']) if attr['id']
         else
-          el.children.each {|child| convert(child)}
+          el.children.each {|child| convert(child) }
         end
         @toc
       end
 
       private
 
       def add_to_toc(el, id)
-        toc_element = Element.new(:toc, el, :id => id)
+        toc_element = Element.new(:toc, el, id: id)
 
         success = false
-        while !success
+        until success
           if @stack.empty?
             @toc.children << toc_element
             @stack << toc_element
             success = true
           elsif @stack.last.value.options[:level] < el.options[:level]