image: node:8
stages:
  - test
  - publish

.test: &test
  stage: test
  script:
   - npm install
   - npm run test

Test Node 8:
  image: node:8
  <<: *test

Test Node 9:
  image: node:9
  <<: *test

Test Node 10:
  image: node:10
  <<: *test

Test Node 11:
  image: node:11
  <<: *test

Publish:
  stage: publish
  only:
    - tags
  script:
    - echo "//registry.npmjs.org/:_authToken=$NPM_AUTH_TOKEN" >> ~/.npmrc
    - npm publish