ci.yaml

name: C++ CI

on: [push, pull_request]

jobs:
  build:
    runs-on: windows-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Set up CMake
      uses: lukka/get-cmake@latest
      with:
        cmakeVersion: '3.29.2'

    - name: Install LLVM and Clang
      run: |
        # Download and install LLVM 19.0.0 from GitHub releases
        $llvmVersion = "20.1.7"
        $downloadUrl = "https://github.com/llvm/llvm-project/releases/download/llvmorg-$llvmVersion/LLVM-$llvmVersion-win64.exe"
        $installerPath = "LLVM-$llvmVersion-windows-x64.exe"

        Invoke-WebRequest -Uri $downloadUrl -OutFile $installerPath
        Start-Process -FilePath $installerPath -ArgumentList "/S" -Wait

        echo "C:\Program Files\LLVM\bin" >> $GITHUB_PATH
        # Check what version was installed
        clang --version
      shell: pwsh

    - name: Configure CMake with Clang
      run: |
        cmake -S . -B build -G "Ninja" `
        -DCMAKE_C_COMPILER=clang `
        -DCMAKE_CXX_COMPILER=clang++ `
        -DCMAKE_BUILD_TYPE=Release `
        -DCMAKE_VERBOSE_MAKEFILE=ON
      shell: pwsh

    - name: Build
      run: cmake --build build
      shell: pwsh

    - name: Run tests
      run: ctest --test-dir build --output-on-failure
      shell: pwsh