move convert.rb to helper file

app/assets/stylesheets/jobs.scss

@@ -55,20 +55,11 @@
   text-decoration: none;
   color: gray;
 }
-.industry::after {
+.industry::after, .location::after {
   margin: 5px;
   content: "|";
   color: black;
 }
-.industry:nth-last-child(1)::after {
-  content: "";
-}
-
-.location::after {
-  margin: 5px;
-  content: "|";
-  color: black;
-}
-.location:last-child::after {
+.industry:last-child::after, .location:last-child::after {
   content: "";
 }

app/common/convert.rb → app/helpers/convert.rb

 module Convert
-  def self.to_convert(str)
+  def to_convert(str)
     str.mb_chars.normalize(:kd).gsub(/[Đđ]/, 'd').gsub(/[^\x00-\x7F]/,'').gsub(/[\W+]/,' ').downcase.to_s.split(' ').join('-')
   end
 end

app/views/jobs/detail.html.erb

@@ -8,9 +8,11 @@
         </div>
         <div class="breadcrumb">
           <%= link_to "TOP", root_path  %>&ensp;/&ensp;
-          <% @job_details.cities.each do |city| %>
-            <%= link_to city.name, city_jobs_path(converted_name: city.converted_name) , class: 'location' %>
-          <% end %>&ensp;/&ensp;
+          <div>
+            <% @job_details.cities.each do |city| %>
+              <%= link_to city.name, city_jobs_path(converted_name: city.converted_name) , class: 'location' %>
+            <% end %>&ensp;/&ensp;
+          </div>
           <% @job_details.industries.each do |industry| %>
             <%= link_to industry.name, industry_jobs_path(converted_name: industry.converted_name), class: 'industry' %>
           <% end %>&ensp;/&ensp;