diff --git a/app/helpers/breadcrumb_helper.rb b/app/helpers/breadcrumb_helper.rb
index 7a5a683..ef98682 100644
--- a/app/helpers/breadcrumb_helper.rb
+++ b/app/helpers/breadcrumb_helper.rb
@@ -1,47 +1,56 @@
 module BreadcrumbHelper
   # Domain
   # Domain / group / example.com
   # Domain / group / example.com / ns1.example.com IN A
   # Domain / group / example.com / new
   def breadcrumbs(leaf)
+    crumbs = generate_crumbs_for(leaf)
+
+    crumbs.each { |c|
+      # Last element should not be a link
+      if c == crumbs.last || c[:link].nil?
+        yield c[:name]
+      else
+        yield link_to(c[:name], c[:link])
+      end
+    }
+  end
+
+  private
+
+  # rubocop:disable all
+  def generate_crumbs_for(leaf)
     stack = []
     crumbs = []
     stack.push leaf if leaf
 
     while crumb = stack.pop # rubocop:disable Lint/AssignmentInCondition
       case crumb
       when Record
         if crumb.persisted?
           crumbs.push(
             name: "#{crumb.name} IN #{crumb.type}",
             link: domain_record_path(crumb.domain_id, crumb))
         else
           crumbs.push(name: :new)
         end
         stack.push crumb.domain
       when Domain
         if crumb.persisted?
           crumbs.push(name: crumb.name, link: domain_path(crumb))
         else
           crumbs.push(name: :new)
         end
         stack.push crumb.group
       when Group
         crumbs.push(name: crumb.name)
       end
     end
 
     crumbs.push(name: 'Domains', link: '/')
 
-    crumbs.reverse!
-    crumbs.each { |c|
-      # Last element should not be a link
-      if c == crumbs.last || c[:link].nil?
-        yield c[:name]
-      else
-        yield link_to(c[:name], c[:link])
-      end
-    }
+    crumbs.reverse
   end
+  # rubocop:enable all
 
 end