name: Node CI

on:
  pull_request: {}
  push:
    branches-ignore:
      - trying.tmp
      - staging.tmp

jobs:
  build:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        node-version: [12.x, 14.x]

    steps:
      - uses: actions/checkout@v1
      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v1
        with:
          node-version: ${{ matrix.node-version }}
      - name: Cache node modules
        uses: actions/cache@v1
        env:
          cache-name: cache-node-modules
        with:
          path: ~/.npm
          # This uses the same name as the build-action so we can share the caches.
          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
          restore-keys: |
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-
      - run: npm ci --ignore-scripts
      - name: npm build and test
        run: npm test