name: Continuous Integration

on: [push, pull_request]

jobs:
  build:
    name: ${{ matrix.config.name }}
    runs-on: ${{ matrix.config.os }}
    strategy:
      fail-fast: false
      matrix:
        config:
        - {
            name: "Linux Clang",
            os: ubuntu-20.04,
            extra_options: "-DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++"
          }
        - {
            name: "Linux GCC",
            os: ubuntu-20.04
          }
        - {
            name: "macOS",
            os: macos-12
          }
        - {
            name: "Windows",
            os: windows-2022
          }

    steps:
    - uses: actions/checkout@v3

    - name: Configure
      shell: bash
      run: |
        cmake -B build ${{ matrix.config.extra_options }} .

    - name: Build
      shell: bash
      run: |
        export MAKEFLAGS=--keep-going
        cmake --build build --config Release --parallel 3

    - name: List Build Directory
      if: always()
      shell: bash
      run: |
        git status
        ls -lR build
