language: dart

dart:
- dev

jobs:
  include:
  - stage: analyze_and_format
    name: "Analyzer"
    os: linux
    script: dartanalyzer --fatal-warnings --fatal-infos .
  - stage: analyze_and_format
    name: "Format"
    os: linux
    script: dartfmt -n --set-exit-if-changed .
  - stage: test
    name: "Sound null safety tests"
    os: linux
    # https://github.com/dart-lang/sdk/issues/43243
    script: pub run --enable-experiment=non-nullable test -p vm
  - stage: test
    name: "Weak null safety tests"
    os: linux
    script: pub run test -p vm

stages:
- analyze_and_format
- test

# Only building master means that we don't run two builds for each pull request.
branches:
  only: [master]

cache:
  directories:
  - $HOME/.pub-cache