# Use the fully virtualised infra not for sudo
# https://docs.travis-ci.com/user/reference/overview/#Virtualization-environments
sudo: required
dist: trusty
language: node_js
cache: yarn
node_js:
- '8'
- '10'
- '12'
before_install:
# Use newer yarn than that pre-installed in the Travis image.
- curl -sSfL https://yarnpkg.com/install.sh | bash
- export PATH="$HOME/.yarn/bin:$PATH"
install:
- yarn install --frozen-lockfile
script:
- yarn test
