ci.yml

name: CI

on:
  workflow_dispatch:
  pull_request:
  push:
    branches:
    - master
    - main

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  FORCE_COLOR: 3

jobs:
  checks:
    runs-on: ${{ matrix.runs-on }}
    strategy:
      fail-fast: false
      matrix:
        runs-on: [ubuntu-latest, macos-14, windows-latest]
        session: [dist, test]

    name: ${{ matrix.session }} on ${{ matrix.runs-on }}

    steps:
    - uses: actions/checkout@v4
    - uses: fortran-lang/setup-fortran@v1
      id: setup-fortran
      with:
        compiler: gcc
        version: 12
    # setup-fortran installs MinGW via choco, which only edits the machine PATH
    # registry; GitHub Actions doesn't reload that into the running job. Put the
    # bin dir on PATH so CMake can find gcc/gfortran (see pi-fortran override).
    - name: Add MinGW to PATH (Windows)
      if: runner.os == 'Windows'
      shell: pwsh
      run: |
        $bin = Split-Path (Get-ChildItem C:\ProgramData\chocolatey\lib\mingw -Recurse -Filter gfortran.exe | Select-Object -First 1).FullName
        "$bin" | Out-File -FilePath $env:GITHUB_PATH -Append -Encoding utf8
    - uses: astral-sh/setup-uv@v8.0.0
    - run: uvx nox -s ${{ matrix.session }}

  cibuildwheel:
    runs-on: ${{ matrix.runs-on }}
    strategy:
      fail-fast: false
      matrix:
        runs-on: [ubuntu-latest, windows-latest, macos-14]
        package: [hello-free-threading, core-nanobind-shared]
    name: cibw ${{ matrix.package }} on ${{ matrix.runs-on }}
    steps:
    - uses: actions/checkout@v4
    - uses: astral-sh/setup-uv@v8.0.0
    - uses: pypa/cibuildwheel@v2.21
      with:
          package-dir: projects/${{ matrix.package }}
      env:
        CIBW_PRERELEASE_PYTHONS: True

  pass:
    if: always()
    needs: [checks]
    runs-on: ubuntu-latest
    steps:
    - name: Decide whether the needed jobs succeeded or failed
      uses: re-actors/alls-green@release/v1
      with:
        jobs: ${{ toJSON(needs) }}