language: dart
sudo: false
dart:
  - stable
  - dev
  - 1.22.1
  - 1.21.1
  - 1.20.1
  - 1.19.1
dart_task:
  - test: -p vm
  - test: -p firefox
  - test: -p dartium
    install_dartium: true
  - dartanalyzer
matrix:
  include:
    # Only validate formatting using the dev release
    # Formatted with 1.23.0+ which has (good) changes since 1.22.1
    - dart: dev
      dart_task: dartfmt
cache:
  directories:
    - $HOME/.pub-cache