.travis.yml in trollolo-0.0.10 vs .travis.yml in trollolo-0.0.11

@@ -4,10 +4,12 @@
   - gem --version
   - gem list bundler
 rvm:
   - "2.2.3"
   - "2.3.1"
-script: bundle exec rspec spec/unit
+script:
+  - 'bundle exec rubocop -D'
+  - 'bundle exec rspec spec/unit'
 sudo: false
 
 addons:
   code_climate:
     repo_token: