name: Node CI

on:
  push:
    paths-ignore:
    - 'README.md'
    branches:
    - dev

jobs:
  build:

    runs-on: ubuntu-latest

    strategy:
      matrix:
        node-version: [8.x, 10.x, 12.x]

    steps:
    - uses: actions/checkout@v1
    # - name: Should this run?
    #   run: |
    #     COUNT=$(git diff --name-only HEAD~1 | wc -l)
    #     if [ $COUNT = 1 ]; then
    #         ISREADME=$( (git diff --name-only HEAD~1 | grep README) || printf false )
    #     fi

    #     if [ $ISREADME != 'false' ]; then
    #         echo 'Only the README has changed, skipping build.'
    #         exit 66
    #     fi
    - name: Use Node.js ${{ matrix.node-version }}
      uses: actions/setup-node@v1
      with:
        node-version: ${{ matrix.node-version }}
    - name: npm install, build, and test
      run: |
        npm install
        tsc --listEmittedFiles
        npm test
      env:
        CI: true