trying if statement instead

gitlab-ci-includes/build.yml

@@ -10,9 +10,9 @@ variables:
   before_script:
     - apk add ruby-dev ruby-bundler gcc libc-dev make wget
     - bundle install
-    - '[[ ${GITSHELF} == \"true\" ]] || apk add py2-pip python2-dev git openssh'
-    - '[[ ${GITSHELF} == \"true\" ]] || pip install -r test-requirements.txt'
-    - '[[ ${GITSHELF} == \"true\" ]] || gitshelf install'
+    - if [[ "${GITSHELF}" == "true" ]]; then apk add py2-pip python2-dev git openssh ; fi
+    - if [[ "${GITSHELF}" == "true" ]]; then pip install -r test-requirements.txt ; fi
+    - if [[ "${GITSHELF}" == "true" ]]; then gitshelf install ; fi
     - mkdir kitchen
     - wget https://gitlab.ocf.co.uk/salt/gitlab-ci-templates/raw/master/kitchen/config.yml -O kitchen/config.yml
   after_script: