ci.yml

name: CI
on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - name: start X server
      run: |
        Xvfb :99 -screen 0 1024x768x24 > /dev/null 2>&1 &
        echo "DISPLAY=:99" >> $GITHUB_ENV
    - uses: actions/checkout@v2
    - run: npm ci
    - run: npm test
    - name: clang-format (diff)
      if: github.event_name == 'pull_request'
      env:
        BASE: ${{ github['base_ref'] }}
      run: |
        git fetch --no-tags --prune --depth=1 origin +refs/heads/$BASE:refs/remotes/origin/$BASE
        npm run git-clang-format -- --diff origin/$BASE |\
        awk -v s="^diff" '$0~s{r=1} 1; END{exit(r)}'
    - name: clang-format (project)
      if: github.event_name == 'push'
      run: |
        npm run git-clang-format -- --diff --commit $(git hash-object -t tree /dev/null) |\
        awk -v s="^diff" '$0~s{r=1} 1; END{exit(r)}'