.make-packages.js

var pkg = require('./package.json');
var fs = require('fs');
var mkdirp = require('mkdirp');
var path = require('path');
var Builder = require('systemjs-builder');

delete pkg.scripts;

var cjsPkg = Object.assign({}, pkg, {
  name: 'rxjs',
  main: 'Rx.js',
  typings: 'Rx.d.ts'
});
var es6Pkg = Object.assign({}, cjsPkg, {
  name: 'rxjs-es',
});

fs.writeFileSync('dist/cjs/package.json', JSON.stringify(cjsPkg, null, 2));
fs.writeFileSync('dist/cjs/LICENSE.txt', fs.readFileSync('./LICENSE.txt').toString());
fs.writeFileSync('dist/cjs/README.md', fs.readFileSync('./README.md').toString());
// Bundles for CJS only
mkdirp.sync('dist/cjs/bundles');

fs.writeFileSync('dist/cjs/bundles/Rx.umd.js', fs.readFileSync('dist/global/Rx.umd.js').toString());
fs.writeFileSync('dist/cjs/bundles/Rx.umd.min.js', fs.readFileSync('dist/global/Rx.umd.min.js').toString());
fs.writeFileSync('dist/cjs/bundles/Rx.umd.min.js.map', fs.readFileSync('dist/global/Rx.umd.min.js.map').toString());

fs.writeFileSync('dist/es6/package.json', JSON.stringify(es6Pkg, null, 2));
fs.writeFileSync('dist/es6/LICENSE.txt', fs.readFileSync('./LICENSE.txt').toString());
fs.writeFileSync('dist/es6/README.md', fs.readFileSync('./README.md').toString());

var config = {
  baseURL: 'dist',
  paths: {
      'rxjs/*': 'cjs/*.js'
  }
};

var devBuilder = new Builder();
devBuilder.config(config);
devBuilder.build('rxjs/Rx', path.resolve(__dirname, 'dist/cjs/bundles/Rx.js')).then(function() {
  console.log('done with dev');
  var prodBuilder = new Builder();
  prodBuilder.config(config)
  prodBuilder.build('rxjs/Rx', path.resolve(__dirname, 'dist/cjs/bundles/Rx.min.js'), {sourceMaps: true, minify: true}).then(function() {
    console.log('done with prod');
    process.exit(0);
  }, function(err) {
    console.error('prod died', err);
    process.exit(1);
  });

}, function(err) {
  console.log('dev died', err);
  process.exit(1);
});

process.stdin.resume();