doc_gen.yml

name: Check document generation

on:
  push:
    branches:
    - asf-site
  pull_request:
    branches:
    - asf-site

jobs:
  lint:
    name: check wether all documentation was generated with the right Jekyll version
    runs-on: ubuntu-20.04
    container:
      image: dongjoon/apache-spark-github-action-image:20201025
    steps:
    - name: Checkout Spark Website repository
      uses: actions/checkout@v2
    - name: Install dependencies for documentation generation
      run: |
        apt-get update -y
        apt-get install -y ruby ruby-dev
        gem install bundler --version 1.17.2
        bundle install
    - name: Run documentation build
      run: |
        export LC_ALL=C.UTF-8
        export LANG=C.UTF-8
        OLD_IFS=$IFS
        IFS=
        GEN_ERRORS=$(bundle exec jekyll build 3>&2 2>&1 1>&3)
        if [ $(echo $GEN_ERRORS| grep -v -e '^$'| grep -c -v "rubygems_integration") -ne 0 ]; then
          echo "Error during document generation:"
          echo $GEN_ERRORS
          exit 1
        fi
        IFS=$OLD_IFS
        CHANGED_FILE=( $(git ls-files --modified --other --exclude-standard --directory | grep -v sitemap.xml) )
        if [ ${#CHANGED_FILE[@]} -ne 0 ]; then
          echo "Not all documentation was generated and/or not the right Jekyll version was used! Modified / untracked files (excluding sitemap.xml):"
          echo ${CHANGED_FILE[*]}
          echo "Git diff (excluding sitemap.xml):"
          git diff -- . ':(exclude)site/sitemap.xml'
          exit 1
        fi
      shell: /bin/bash {0}