name: Linting

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2

    - name: Set up Node.js
      uses: actions/setup-node@v1
      with:
        node-version: 12

    - name: Set up ruby
      uses: actions/setup-ruby@v1
      with:
        ruby-version: 2.7

    - name: Setup bundler
      run: gem install bundler -v 2.1.4 --no-doc

    - name: Setup gems
      run: bundle install --jobs 4

    - name: Yarn install
      run: yarn install --dev

    - name: ESLint
      run: yarn eslint --ext .js,.js.es6 --no-error-on-unmatched-pattern assets/javascripts

    - name: Prettier
      run: |
        yarn prettier -v
        yarn prettier --list-different \
          "assets/**/*.{scss,js,es6}"

    - name: Rubocop
      run: bundle exec rubocop .