build-sigplot.yml

name: Build

on:
  push:
    branches: [ master, develop ]
    tags:
    - '*'
  pull_request:
    branches: [ master, develop ]

jobs:
  build:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        node-version: [12.x, 14.x, 16.x]
    
    steps:
    - uses: actions/checkout@v2

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

    - name: Install dependencies
      run: npm install -q

    - name: Build SigPlot
      run: npx grunt dist
  
  publish:
    needs: build
    if: startsWith(github.ref, 'refs/tags')
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v1
    - uses: actions/setup-node@v2
      with:
        node-version: 12
        cache: 'npm'

    - run: npm install
    - run: npm run build
    - uses: JS-DevTools/npm-publish@v1
      with:
        token: ${{ secrets.NPM_TOKEN }}
    - if: steps.publish.outputs.type != 'none'
      run: |
        echo "Version changed: ${{ steps.publish.outputs.old-version }} => ${{ steps.publish.outputs.version }}"