Buttons cannot be shown by following the instruction

[marslo]

The result after added:

• app/assets/javascripts/application.js:

  //= require redactor-rails
  //= require /redactor-rails/langs/zh_cn
  //= require /redactor-rails/plugins
  

• app/assets/stylesheets/application.css.scss:

  /*
  *= require_self
  *= require_tree .
  *= require redactor-rails
  *= require redactor-rails/plugins
  */
  

• app/views/layouts/application.html.erb (I change text_area_tag to text_area):
  <%= text_area :editor, "", :class => "redactor", :rows => 40, :cols => 120 %\>

• app/assets/javascripts/redactor-rails/config.js:

  $(document).ready(
  function(){
   var csrf_token = $('meta[name=csrf-token]').attr('content');
   var csrf_param = $('meta[name=csrf-param]').attr('content');
   var b1 = ["html", "|", "formatting", "|", "bold", "italic", "underline", "deleted", "|", "unorderedlist", "orderedlist",  "outdent", "indent", "|", "image", "video", "file", "link", "table", "|", "fontcolor", "backcolor", "|", "alignment", "|", "h orizontalrule"];
   var b2 = [ 'bold', 'italic', 'underline', 'formatting', 'image', 'link', 'unorderedlist', 'orderedlist', 'alignment', '|' , 'html' ];
   var params;
   if (csrf_param !== undefined && csrf_token !== undefined) {
     params = csrf_param + "=" + encodeURIComponent(csrf_token);
   }
  
   $('.redactor').redactor(
     { "imageUpload":"/redactor_rails/pictures?" + params,
       "imageGetJson":"/redactor_rails/pictures",
       "fileUpload":"/redactor_rails/documents?" + params,
       "fileGetJson":"/redactor_rails/documents",
       "path":"/assets/redactor-rails",
       "css":"style.css",
       "lang": "zh_cn",
       "plugins": ["fullscreen"],
       "fixed": true,
       "toolbarFixedBox: true,
       "buttons": b2
     }
   );
  });
  

[marslo]

Okay, I found the problem is zh_cn.js, there missing a comma.

[SammyLin]

already pull requests and updated gem version 0.4.3

[marslo]

Thanks!
After verification, this bug has been fixed.