babel-preset-test-bundled-dependencies/node_modules/util/support/isBufferBrowser.js

Allow custom config for create-react-app without ejecting

module.exports = function isBuffer(arg) {
  return arg && typeof arg === 'object'
    && typeof arg.copy === 'function'
    && typeof arg.fill === 'function'
    && typeof arg.readUInt8 === 'function';
}