rollup.config.js

import json from 'rollup-plugin-json';
import babel from 'rollup-plugin-babel';
import nodeResolve from 'rollup-plugin-node-resolve';
import commonjs from 'rollup-plugin-commonjs';

var pkg = require('./package.json');

module.exports = {
    input: pkg.module,
    output: {
        name: pkg.name
            .split('-')
            .map((str,i) =>
                i === 0 ?
                    str :
                    (str.substring(0,1).toUpperCase() + str.substring(1))
            )
            .join(''),
        file: pkg.main,
        format: 'umd',
        globals: {
            d3: 'd3',
            webcharts: 'webCharts'
        },
    },
    external: Object.keys(pkg.dependencies),
    plugins: [
        json({
            include: ['settings-schema.json']
        }),
        babel({
            exclude: 'node_modules/**',
            presets: [
                [ 'env', {modules: false} ]
            ],
            plugins: [
                'external-helpers'
            ],
            babelrc: false
        }),
        nodeResolve(),
        commonjs(),
    ]
};