ci.yml

name: CI

on:
  pull_request:
  push:
    branches: [master]
    tags: ["*"]
  workflow_dispatch:
    inputs:
      pytest_addopts:
        description:
          Extra options for pytest; use -vv for full details; see
          https://docs.pytest.org/en/latest/example/simple.html#how-to-change-command-line-options-defaults
        required: false

env:
  LANG: "en_US.utf-8"
  LC_ALL: "en_US.utf-8"
  PIP_CACHE_DIR: ${{ github.workspace }}/.cache/pip
  POETRY_CACHE_DIR: ${{ github.workspace }}/.cache/pypoetry
  POETRY_VIRTUALENVS_IN_PROJECT: "true"
  PRE_COMMIT_HOME: ${{ github.workspace }}/.cache/pre-commit
  PYTEST_ADDOPTS: ${{ github.event.inputs.pytest_addopts }}
  PYTHONIOENCODING: "UTF-8"

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        os:
          - macos-latest
          - ubuntu-latest
          - windows-latest
        python-version: ["3.8", "3.9", "3.10", "3.11"]
    runs-on: ${{ matrix.os }}
    steps:
      # HACK https://github.com/actions/cache/issues/315
      - name: Enable msys binaries
        if: ${{ runner.os == 'Windows' }}
        run: |
          echo "C:\msys64\usr\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
          rm C:\msys64\usr\bin\bash.exe
      - run: git config --global user.name copier-ci
      - run: git config --global user.email copier@copier
      - run: git config --global core.autocrlf input
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0 # Needs all tags to compute dynamic version
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}
      - name: generate cache key PY
        shell: bash
        run:
          echo "PY=$((python -VV; pip freeze) | sha256sum | cut -d' ' -f1)" >>
          $GITHUB_ENV
      - uses: actions/cache@v3
        with:
          path: |
            .cache
            .venv
          key:
            cache|${{ runner.os }}|${{ env.PY }}|${{ hashFiles('pyproject.toml') }}|${{
            hashFiles('poetry.lock') }}|${{ hashFiles('.pre-commit-config.yaml') }}
      - name: Install dependencies
        run: |
          python -m pip install poetry poetry-dynamic-versioning
          poetry install --with dev,docs -v
      - name: Run pytest
        run: poetry run poe test --cov=./ --cov-report=xml -ra .
      - name: Upload coverage to Codecov
        continue-on-error: true
        uses: codecov/codecov-action@v3
        env:
          OS: ${{ matrix.os }}
          PYTHON: ${{ matrix.python-version }}
        with:
          env_vars: OS,PYTHON
          fail_ci_if_error: true
          file: ./coverage.xml
          flags: unittests
          name: copier
          token: ${{ secrets.CODECOV_TOKEN }}

  flake-check:
    strategy:
      fail-fast: false
      matrix:
        os:
          - macos-latest
          - ubuntu-latest
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v3

      # Install Nix and set up Cachix
      - uses: cachix/install-nix-action@v22
        with:
          nix_path: nixpkgs=channel:nixos-unstable
      - uses: cachix/cachix-action@v12
        with:
          authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
          extraPullNames: devenv
          name: copier
          pushFilter: (-source$|nixpkgs\.tar\.gz$)

      # Cache for poetry venv when using direnv
      - uses: actions/cache@v3
        with:
          path: |
            .cache
            .devenv
            .direnv
            .venv
          key:
            direnv|${{ runner.os }}|${{ hashFiles('pyproject.toml', '*.lock', '*.nix')
            }}

      # Check direnv works as expected
      - uses: JRMurr/direnv-nix-action@v3
        with:
          install-nix: "false"
          cache-store: "false"
      - run: copier --version

      # Run nix checks
      - run: nix flake check -L

  publish:
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/')
    needs:
      - build
      - flake-check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0 # Needs all tags to compute dynamic version
      - name: Set up Python 3.10
        uses: actions/setup-python@v4
        with:
          python-version: "3.10"
      - name: generate cache key PY
        run:
          echo "PY=$((python -VV; pip freeze) | sha256sum | cut -d' ' -f1)" >>
          $GITHUB_ENV
      - uses: actions/cache@v3
        with:
          path: |
            .cache
            .venv
          key:
            cache|${{ runner.os }}|${{ env.PY }}|${{ hashFiles('pyproject.toml') }}|${{
            hashFiles('poetry.lock') }}|${{ hashFiles('.pre-commit-config.yaml') }}
      - name: Install dependencies
        shell: bash
        run: |
          python -m pip install poetry poetry-dynamic-versioning
      - name: Build dist
        run: |
          poetry build
      - name: Publish distribution 📦 to Test PyPI
        uses: pypa/gh-action-pypi-publish@master
        with:
          user: __token__
          password: ${{ secrets.test_pypi_token_copier }}
          repository_url: https://test.pypi.org/legacy/
      - name: Publish distribution 📦 to PyPI
        uses: pypa/gh-action-pypi-publish@master
        with:
          user: __token__
          password: ${{ secrets.pypi_token_copier }}