name: CMake

on: [push,pull_request]

env:
  BUILD_TYPE: Release

jobs:
  build:
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]

    runs-on: ${{ matrix.os }}

    steps:
    - uses: actions/checkout@v2

    - name: Create Build Environment
      run: cmake -E make_directory ${{runner.workspace}}/build

    - name: Configure CMake
      shell: bash
      working-directory: ${{runner.workspace}}/build
      # Note the current convention is to use the -S and -B options here to specify source 
      # and build directories, but this is only available with CMake 3.13 and higher.  
      # The CMake binaries on the Github Actions machines are (as of this writing) 3.12
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_INSTALL_PREFIX="${{runner.workspace}}/install"


    - name: Build
      working-directory: ${{runner.workspace}}/build
      shell: bash
      run: cmake --build . --config $BUILD_TYPE --target install

    # TODO: Run Chuffed tests

    - uses: actions/upload-artifact@v2
      with:
        name: ${{ matrix.os }}
        path: ${{runner.workspace}}/install/