rollup.config.js

import babel from '@rollup/plugin-babel';
import json from '@rollup/plugin-json';
import peerDepsExternal from 'rollup-plugin-peer-deps-external';
import resolve from '@rollup/plugin-node-resolve';
import commonjs from '@rollup/plugin-commonjs';
import filesize from 'rollup-plugin-filesize';
import { terser } from 'rollup-plugin-terser';

import pkg from './package.json';

const sharedOutput = {
  name: 'syft',
  sourcemap: true,
  exports: 'named',
  globals: {
    '@tensorflow/tfjs-core': 'tf',
  },
};

export default {
  input: 'src/index.js',
  output: [
    {
      file: pkg.browser,
      format: 'umd',
      ...sharedOutput,
      // We need `keep_fnames` to not brake tensor deserialization
      // See: https://github.com/OpenMined/syft.js/issues/210
      plugins: [terser({ keep_fnames: true })],
    },
    {
      file: pkg.browserFull,
      format: 'umd',
      ...sharedOutput,
    },
    {
      file: pkg.main,
      format: 'cjs',
      ...sharedOutput,
    },
    {
      file: pkg.module,
      format: 'es',
      ...sharedOutput,
    },
  ],
  plugins: [
    json(),
    peerDepsExternal(),
    babel({
      babelHelpers: 'runtime',
      exclude: 'node_modules/**',
    }),
    resolve({
      preferBuiltins: true,
    }),
    commonjs(),
    filesize(),
  ],
};