message: node@4 ./scripts/build
diff: * Example:
  * node ./scripts/build.js
  * node ./scripts/build.js /users/123/jest/packages/jest-111/src/111.js
  + *
  + * NOTE: this script is node@4 compatible
  */
  +'use strict';
  +
  const fs = require('fs');
  const path = require('path');
  const glob = require('glob');
  @@ -86,7 +90,7 @@ function buildBrowserPackage(p) {
  return;
  }
  - const {browser} = require(pkgJsonPath);
  + const browser = require(pkgJsonPath).browser;
  if (browser) {
  if (browser.indexOf(BUILD_ES5_DIR) !== 0) {
  throw new Error(
  