name: Test Emacs

on:
  push:
    paths: ['**.el']
  pull_request:
    paths: ['**.el']

jobs:
  test:
    runs-on: ubuntu-latest
    continue-on-error: ${{matrix.emacs_version == 'snapshot'}}

    strategy:
      matrix:
        emacs_version: ['26.3', '27.1', '28.1', 'snapshot']

    steps:
    - name: Set up Emacs
      uses: purcell/setup-emacs@master
      with:
        version: ${{matrix.emacs_version}}

    - name: Install Eldev
      run: curl -fsSL https://raw.github.com/doublep/eldev/master/webinstall/github-eldev | sh

    - name: Check out the source code
      uses: actions/checkout@v2

    - name: Test the project
      run: |
        cd src/top
        # eldev -p -dtT -C test --expect 100
        eldev -dtT -C compile --warnings-as-errors