name: build

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  analyze:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2
      - uses: dart-lang/setup-dart@v1
      - uses: actions/cache@v2
        with:
          path: |
            ${{ env.PUB_CACHE }}
            pubspec.lock
          key: dart-tool-${{ hashFiles('pubspec.yaml') }}

      - name: "Install dependencies"
        run: dart pub upgrade

      - name: "Ensure formatted"
        run: dart format --output=none --set-exit-if-changed .

      - name: "Analyze project"
        run: dart analyze --fatal-infos

  test:
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macOS-latest]
    runs-on: ${{ matrix.os }}
    # analyze creates the cache, avoid downloading dependencies again here
    needs: analyze

    steps:
      - uses: actions/checkout@v2
      - uses: dart-lang/setup-dart@v1
      - uses: actions/cache@v2
        with:
          path: ${{ env.PUB_CACHE }}
          key: dart-tool-${{ hashFiles('pubspec.yaml') }}

      - name: "Get dependencies"
        run: dart pub get

      - name: "Download 7za"
        run: dart run tool/download_7za.dart
        if: runner.os == 'Windows'

      - name: "Run tests"
        run: dart test