eslint.yml

name: CodeStyle
on:
    push:
        branches: [ master ]
    pull_request:
        branches: [ master ]
jobs:
    analyze:
        name: Eslint
        runs-on: ubuntu-latest
        strategy:
            matrix:
                node-version: [ 16.x ]
        steps:
            -   name: Checkout repository
                uses: actions/checkout@v2
                with:
                    fetch-depth: 2
            -   run: git checkout HEAD^2
                if: ${{ github.event_name == 'pull_request' }}

            -   name: Use Node.js ${{ matrix.node-version }}
                uses: actions/setup-node@v2
                with:
                    node-version: ${{ matrix.node-version }}

            -   name: Install dependencies
                run: npm i

            -   name: Run linter
                run: npm run lint