sudo: false
language: node_js
notifications:
  email: false
node_js:
  - 'stable'
  - '6'
  - '4'
before_install:
  # detect if the current build's node version is < 6
  # if yes, use npm@^3.0.0
  # if not, use the version that came with node
  - if [[ `node -v | sed 's/[^0-9\.]//g'` < 6 ]]; then npm i -g npm@^3.0.0; fi
before_script:
  - npm prune
script:
  - npm run validate
after_success:
  - 'curl -Lo travis_after_all.py https://git.io/travis_after_all'
  - python travis_after_all.py
  - 'export $(cat .to_export_back) &> /dev/null'
  - npm run report-coverage
branches:
  only:
    - master