build.js

'use strict'


var fs = require('fs')
const rollup = require('rollup');
const rollupConfig = require('./rollup.config');
var uglify = require('uglify-js');
var execSync = require('child_process').execSync;

const args = process.argv
    .slice(2)
    .map(arg => arg.split('='))
    .reduce((args, [value, key]) => {
        args[value] = key;
        return args;
    }, {});

switch (args.type) {
	case 'node':
		bundle({
		  distFolder : 'dist',
		  config: './build.node.conf.js',
		  minify: true,
		  filename: 'jspdf.node'
		})
		break;
	case 'browser':
	default:
		bundle({
		  distFolder : 'dist',
		  config: './build.browser.conf.js',
		  minify: true,
		  filename: 'jspdf'
		});
		break;
}

function bundle(options) {
  console.log('Start Bundling ' + options.distFolder + '/' + options.filename + '.debug.js');
  rollup.rollup({
    input: options.config,
    context: 'window',
    plugins: rollupConfig.plugins,
  }).then((bundle) => {
    return bundle.generate({
      format: 'umd',
      name: 'jsPDF'
    })
  }).then(output => {
    let code = output.code
    code = code.replace(
      /Permission\s+is\s+hereby\s+granted[\S\s]+?IN\s+THE\s+SOFTWARE\./,
      'Licensed under the MIT License'
    )
    code = code.replace(
      /Permission\s+is\s+hereby\s+granted[\S\s]+?IN\s+THE\s+SOFTWARE\./g,
      ''
    )
	
	code = renew(code);
    fs.writeFileSync(options.distFolder + '/' + options.filename + '.debug.js', code)

	console.log('Finish Bundling ' + options.distFolder + '/' + options.filename + '.debug.js');
	if (options.minify === true) {
		
	console.log('Minifiying ' + options.distFolder + '/' + options.filename + '.debug.js to ' + options.filename + '.min.js');
		var minified = uglify.minify(code, {
		  output: {
			comments: /@preserve|@license|copyright/i
		  }
		})
		fs.writeFileSync(options.distFolder + '/' + options.filename + '.min.js', minified.code)
	}
  }).catch((err) => {
    console.error(err)
  })
}

function renew(code) {
  var date = new Date().toISOString()
  var version = require('./package.json').version
  var whoami = execSync('whoami').toString().trim()
  var commit = '00000000';
  try {
    commit = execSync('git rev-parse --short=10 HEAD').toString().trim()
  } catch (e) {}
  code = code.replace(/\$\{versionID\}/g, version)
  code = code.replace(/\$\{builtOn\}/g, date)
  code = code.replace('${commitID}', commit)
  code = code.replace(/1\.0\.0-trunk/, version + ' ' + date + ':' + whoami)

  return code
}