name: Lint

# Trigger the workflow on push or pull request, but only for the
# master branch
on:
  pull_request:
    branch: [master]
  push:
    branch: [master]
    paths-ignore:
      - LICENSE
      - README.md
      - CHANGELOG.md
      - stack.yaml
      - .travis.yml

jobs:
  lint:
    name: Lint
    runs-on: ubuntu-latest
    env:
      hlint_script: https://raw.github.com/ndmitchell/hlint/master/misc/run.sh

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Download and run hlint
        run: |
          curl -sSL "${hlint_script}" | sh -s .