gulpfile.js

const gulp = require('gulp');
const gulpTypescript = require('gulp-typescript');
const header = require('gulp-header');
const merge = require('merge2');
const pkg = require('./package.json');
const tsConfig = 'tsconfig.json';
const rename = require('gulp-rename');

const headerTemplate = '// <%= pkg.name %> v<%= pkg.version %>\n';

const tsProject = gulpTypescript.createProject(tsConfig);

gulp.task('default', ['commonjs', 'umd']);

gulp.task('commonjs', tscTask)

function tscTask() {
    const tsResult = gulp.src('src/**/*.ts').pipe(tsProject());

    return merge([
        tsResult.dts.pipe(header(headerTemplate, {pkg: pkg})).pipe(gulp.dest('lib')),
        tsResult.js.pipe(header(headerTemplate, {pkg: pkg})).pipe(gulp.dest('lib'))
    ]);
}

gulp.task('publishForCI', () => {
    return gulp
        .src('./ag-grid-react*.tgz')
        .pipe(rename('ag-grid-react.tgz'))
        .pipe(gulp.dest('c:/ci/ag-grid-react/'));
});

var typescript = require('rollup-plugin-typescript');
const commonjs = require('rollup-plugin-commonjs');
var uglify = require('rollup-plugin-uglify');
var rollup = require('rollup-stream');
var source = require('vinyl-source-stream');

gulp.task('umd', () => {
    return rollup({
        entry: './src/main.ts',
        rollup: require('rollup'),
        output: {
            name: 'AgGridReact',
            file: 'my-file.umd.js',
            format: 'umd',
            globals: {
                'react-dom-factories': 'ReactDOMFactories',
                react: 'React',
                'react-dom': 'ReactDOM',
                'prop-types': 'PropTypes',
                'ag-grid': 'agGrid'
            }
        },
        plugins: [typescript(), commonjs(), 
            uglify()
        ]
    })
        .pipe(source('ag-grid-react.min.js'))
        .pipe(gulp.dest('./umd'));
});