name: CI

on:
  - push
  - pull_request

env:
  FORCE_COLOR: 2

jobs:
  test:
    name: Node ${{ matrix.node }}
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        node: [10, 12, 14, 16]

    steps:
      - name: Clone repository
        uses: actions/checkout@v2

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

      - name: Install npm dependencies
        run: npm ci

      - name: Run tests
        run: npm test

  publish:
    if: startsWith(github.ref, 'refs/tags/')
    needs: test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2

      - uses: actions/setup-node@v2
        with:
          node-version: 14
          registry-url: 'https://registry.npmjs.org'

      - name: Publish on npm
        run: npm publish
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}