name: build
on:
  pull_request:
    branches:
      - '*'
  push:
    branches:
      - master
jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        ruby: [2.6, 2.7, '3.0', 3.1]
        gemfile: [5.2, '6.0', 6.1, '7.0']
        exclude:
          - ruby: 2.6
            gemfile: head
          - ruby: 2.6
            gemfile: '7.0'
    env: # $BUNDLE_GEMFILE must be set at the job level, so it is set for all steps
      BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/actionpack-${{ matrix.gemfile }}.gemfile
    steps:
    - uses: actions/checkout@v2
    - uses: ruby/setup-ruby@v1
      with:
        ruby-version: ${{ matrix.ruby }}
        bundler-cache: true
    - run: bundle exec rake