name: style and docs

on:
  push:
    branches:
      - develop
      - releases/**
  pull_request:
    branches:
      - develop
      - releases/**
jobs:
  validate:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
    - uses: actions/setup-python@v2
      with:
        python-version: 3.7
    - name: Install Python Packages
      run: |
        pip install --upgrade pip
        pip install --upgrade vermin
    - name: Minimum Version (Spack's Core)
      run: vermin --backport argparse -t=2.6- -t=3.5- -v lib/spack/spack/ lib/spack/llnl/ bin/
    - name: Minimum Version (Repositories)
      run: vermin --backport argparse -t=2.6- -t=3.5- -v var/spack/repos
  flake8:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
      with:
        fetch-depth: 0
    - uses: actions/setup-python@v2
      with:
        python-version: 3.8
    - name: Install Python packages
      run: |
        pip install --upgrade pip six setuptools flake8
    - name: Setup git configuration
      run: |
        # Need this for the git tests to succeed.
        git --version
        . .github/workflows/setup_git.sh
    - name: Run flake8 tests
      run: |
          share/spack/qa/run-flake8-tests
  documentation:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
    - uses: actions/setup-python@v2
      with:
        python-version: 3.8
    - name: Install System packages
      run: |
        sudo apt-get -y update
        sudo apt-get install -y coreutils ninja-build graphviz
    - name: Install Python packages
      run: |
        pip install --upgrade pip six setuptools
        pip install --upgrade -r lib/spack/docs/requirements.txt
    - name: Build documentation
      run: |
          share/spack/qa/run-doc-tests