machine:
  pre:
    - mkdir ~/.yarn-cache

  node:
    version: 6.9.1

  environment:
    YARN_VERSION: 0.18.1
    PATH: "${PATH}:${HOME}/.yarn/bin:${HOME}/${CIRCLE_PROJECT_REPONAME}/node_modules/.bin"

dependencies:
  cache_directories:
    - ~/.yarn-cache
    - ~/.yarn

  override:
    - yarn install

test:
  override:
    - yarn test