name: Main

on: [push, pull_request]

jobs:
  build:
    
    strategy:
      matrix:
        node-version: [8.x, 10.x, 12.x]
        os: [macos-latest, ubuntu-latest, windows-latest]
    
    runs-on: ${{ matrix.os }}

    steps:
    - name: Checkout
      uses: actions/checkout@v2
    - name: Use Node.js ${{ matrix.os }} ${{ matrix.node-version }}
      uses: actions/setup-node@v1
      with:
        node-version: ${{ matrix.node-version }}
    - run: npm install
    - run: npm run build --if-present
    - run: npm test
      env:
        CI: true