Fix coding standards

app/helpers/additionals_queries_helper.rb

@@ -197,7 +197,7 @@ module AdditionalsQueriesHelper
     value_str = value.to_s
 
     # 1.1: margin
-    width = (value_str.length + value_str.chars.reject(&:ascii_only?).length) * 1.1 + 1
+    width = (value_str.length + value_str.chars.count { |e| !e.ascii_only? }) * 1.1 + 1
     # 30: max width
     width > 30 ? 30 : width
   end

assets/javascripts/additionals.js

@@ -8,6 +8,7 @@ function openExternalLink() {
 }
 
 /* exported setClipboardJS */
+/* global ClipboardJS */
 function setClipboardJS(element){
   var clipboard = new ClipboardJS(element);
   clipboard.on('success', function(e) {