---
name: ci

on:
  push:
    branches: [master, three]
  pull_request:
    branches: [master, three]
  workflow_dispatch:
  schedule:
  - cron: '37 4 * * 4'  # weekly on thursday morning

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version:
        - '2.7'
        # Python 3.4 on GHA doesn't work due to fastdiff==0.2.0 failing with:
        #   pkg_resources.DistributionNotFound: The 'setuptools_scm>=1.15.0' distribution was not found and is required by the application
        #- '3.4'
        - '3.5'
        - '3.7'
        - '3.9'
    steps:
    - uses: actions/checkout@v2
    - run: python -m pip install --upgrade pip
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install Poetry
      run: |
        pip install poetry==1.0.10
    - name: Install dependencies
      run: |
        poetry install
    - name: Lint
      run: |
        make lint
    - name: Test
      run: |
        make test