regressions.yml

name: Regressions

on:
  push:
  pull_request:
    branches:
      - master
  workflow_dispatch:
    inputs:
      to_upgrade:
        description: 'The dependency to upgrade and compare: repository@branch'
        required: true
        default: 'git+https://github.com/mkdocs/mkdocs.git@master'

jobs:
  collect_projects:
    runs-on: ubuntu-latest
    outputs:
      projects: ${{ steps.projects.outputs.projects }}
    steps:
      - uses: actions/checkout@v4
      - id: projects
        shell: python
        run: |
          import json, os
          projects = [d.replace('--', '/') for d in os.listdir('projects')]
          with open(os.environ['GITHUB_OUTPUT'], 'a') as f:
            print('projects=' + json.dumps(projects), file=f)

  regressions:
    needs: collect_projects
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        repo: ${{ fromJson(needs.collect_projects.outputs.projects) }}
    steps:
    - name: Checkout
      uses: actions/checkout@v4
    - name: Set up Python
      uses: actions/setup-python@v4
      with:
        python-version: '3.11'
    - name: Setup
      run: ./build.sh setup ${{ matrix.repo }}
    - name: Build current version
      run: ./build.sh build_current ${{ matrix.repo }}
    - name: Build latest version
      run: ./build.sh build_latest ${{ matrix.repo }} ${{ github.event.inputs.to_upgrade }}
    - name: Compare sites
      run: ./build.sh compare ${{ matrix.repo }}