name: build

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

jobs:
  build:
    runs-on: ubuntu-latest

    container:
      image:  google/dart:beta

    steps:
      - uses: actions/checkout@v2

      - name: Print Dart SDK version
        run: dart --version

      - name: Cache pub dependencies
        uses: actions/cache@v2
        env:
          cache-name: tar-cache-deps
        with:
          path: .dart_tool
          key: ${{ env.cache-name }}

      - name: Install dependencies
        env: 
          PUB_CACHE: ".dart_tool/pub_cache"
        run: dart pub get

      - name: Verify formatting
        run: dart format --output=none --set-exit-if-changed .

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

      - name: Run tests
        env:
          PUB_CACHE: ".dart_tool/pub_cache"
        run: dart test