name: CI
on:
  push:
    branches: ['**']
    tags-ignore: ['**']
    paths-ignore: ['docs/**']
  pull_request:
    paths-ignore: ['docs/**']
  schedule:
  - cron: '0 2 * * *'
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true
jobs:
  activate:
    if: |
      (github.event_name == 'schedule' && github.repository_owner == 'asciidoctor') ||
      (github.event_name != 'schedule' && !endsWith(github.event.head_commit.message, '[skip ci]'))
    runs-on: ubuntu-latest
    steps:
    - name: Proceed
      run: echo ok go
  build:
    needs: activate
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest]
        ruby: [jruby-9.3.7.0, '2.5', '2.7', '3.0', '3.1']
        asciimath-version: [~]
        pygments-version: ['~> 2.0']
        rouge-version: [~]
        exclude:
        # remove 3.1 on ubuntu-latest to mark as primary
        - os: ubuntu-latest
          ruby: '3.1'
        include:
        - os: ubuntu-latest
          ruby: truffleruby-21.1.0
        - os: ubuntu-latest
          ruby: jruby-9.1.17.0
          pygments-version: ~
        - os: windows-latest
          ruby: jruby-9.1.17.0
          pygments-version: ~
        - os: macos-latest
          ruby: '3.1'
        - os: ubuntu-latest
          ruby: '2.5'
          asciimath-version: '~> 1.0.0'
        - os: ubuntu-latest
          ruby: '2.5'
          pygments-version: '~> 1.2.0'
        - os: ubuntu-latest
          ruby: '2.5'
          rouge-version: '~> 2.0.0'
        - os: ubuntu-latest
          ruby: '3.1'
          primary: primary
    runs-on: ${{ matrix.os }}
    env:
      BUNDLE_WITHOUT: docs
      SOURCE_DATE_EPOCH: '1521504000'
      # work around `Permission denied - NUL' error when installing/using the bundler gem on JRuby for Windows
      JRUBY_OPTS: '-J-Djdk.io.File.enableADS=true'
    steps:
    - name: Checkout
      uses: actions/checkout@v2
    - name: Install prerequisites for Nokogiri (Linux)
      if: matrix.os == 'ubuntu-latest'
      run: sudo apt-get install libxslt1-dev
    - name: Configure Nokogiri installation (Linux, macOS)
      if: matrix.os == 'macos-latest' || matrix.os == 'ubuntu-latest'
      run: echo 'BUNDLE_BUILD__NOKOGIRI=--use-system-libraries' >> $GITHUB_ENV
    - name: Enable coverage
      if: matrix.primary
      run: echo 'COVERAGE=true' >> $GITHUB_ENV
    - name: Set AsciiMath version
      if: matrix.asciimath-version
      run: echo 'ASCIIMATH_VERSION=${{ matrix.asciimath-version }}' >> $GITHUB_ENV
    - name: Set Pygments version
      if: matrix.pygments-version
      run: echo 'PYGMENTS_VERSION=${{ matrix.pygments-version }}' >> $GITHUB_ENV
    - name: Set Rouge version
      if: matrix.rouge-version
      run: echo 'ROUGE_VERSION=${{ matrix.rouge-version }}' >> $GITHUB_ENV
    - name: Install Ruby (uses cached dependencies for non-scheduled build)
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: ${{ matrix.ruby }}
        bundler: ${{ matrix.os == 'windows-latest' && matrix.ruby == '3.0' && '2.3' || 'default' }}
        bundler-cache: ${{ github.event_name != 'schedule' }}
    - name: Install dependencies (scheduled build only)
      if: github.event_name == 'schedule'
      run: |
        bundle config --local path vendor/bundle
        bundle --jobs 3 --retry 3
    - name: Run tests
      run: bundle exec ruby -w $(bundle exec ruby -e 'print File.join Gem.bindir, %q(rake)') test:all
    - name: Run linter
      if: matrix.primary
      run: bundle exec rake lint
    - name: Check default stylesheet
      if: matrix.primary
      run: |
        cd src/stylesheets
        npm i --silent --no-audit --no-audit --no-fund --no-package-lock --no-progress
        npm run lint
        npm run build
        cd -
        if [ -n "$(git diff --name-only -- data/stylesheets)" ]; then
          echo 'Detected the following uncommitted changes to the default stylesheet:'
          git diff
          exit 1
        fi
  build-dependents:
    name: build:dependents
    if: success() && github.event_name == 'push' && github.repository == 'asciidoctor/asciidoctor'
    needs: build
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v2
    - name: Install Ruby
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: '3.1'
        bundler-cache: true
    - name: Build dependents
      env:
        GITHUB_API_TOKEN: ${{ secrets._GITHUB_API_TOKEN }}
      run: bundle exec rake build:dependents