name: languages

on:
  push:
    branches: [main, test-me-*]
    tags: '*'
  pull_request:

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  vars:
    runs-on: ubuntu-latest
    outputs:
      languages: ${{ steps.vars.outputs.languages }}
    steps:
    - uses: actions/checkout@v3
      with:
        fetch-depth: 0
    - uses: actions/setup-python@v4
      with:
        python-version: 3.8
    - name: install deps
      run: python -mpip install -e . -r requirements-dev.txt
    - name: vars
      run: testing/languages ${{ github.event_name == 'push' && '--all' || '' }}
      id: vars
  language:
    needs: [vars]
    runs-on: ${{ matrix.os }}
    if: needs.vars.outputs.languages != '[]'
    strategy:
      fail-fast: false
      matrix:
        include: ${{ fromJSON(needs.vars.outputs.languages) }}
    steps:
    - uses: asottile/workflows/.github/actions/fast-checkout@v1.4.0
    - uses: actions/setup-python@v4
      with:
        python-version: 3.8

    - run: echo "$CONDA\Scripts" >> "$GITHUB_PATH"
      shell: bash
      if: matrix.os == 'windows-latest' && matrix.language == 'conda'
    - run: testing/get-coursier.sh
      shell: bash
      if: matrix.language == 'coursier'
    - run: testing/get-dart.sh
      shell: bash
      if: matrix.language == 'dart'
    - run: |
        sudo apt-get update
        sudo apt-get install -y --no-install-recommends \
          lua5.3 \
          liblua5.3-dev \
          luarocks
      if: matrix.os == 'ubuntu-latest' && matrix.language == 'lua'
    - run: |
        echo 'C:\Strawberry\perl\bin' >> "$GITHUB_PATH"
        echo 'C:\Strawberry\perl\site\bin' >> "$GITHUB_PATH"
        echo 'C:\Strawberry\c\bin' >> "$GITHUB_PATH"
      shell: bash
      if: matrix.os == 'windows-latest' && matrix.language == 'perl'

    - name: install deps
      run: python -mpip install -e . -r requirements-dev.txt
    - name: run tests
      run: coverage run -m pytest tests/languages/${{ matrix.language }}_test.py
    - name: check coverage
      run: coverage report --include pre_commit/languages/${{ matrix.language }}.py,tests/languages/${{ matrix.language }}_test.py
  collector:
    needs: [language]
    if: always()
    runs-on: ubuntu-latest
    steps:
    - name: check for failures
      if: contains(needs.*.result, 'failure') || contains(needs.*.result, 'cancelled')
      run: echo job failed && exit 1