@airgap/coinlib-core/dependencies/src/is-buffer-2.0.3/index.js

The @airgap/coinlib-core is a protocol agnostic library to prepare, sign and broadcast cryptocurrency transactions.

/*!
 * Determine if an object is a Buffer
 *
 * @author   Feross Aboukhadijeh <https://feross.org>
 * @license  MIT
 */

module.exports = function isBuffer (obj) {
  return obj != null && obj.constructor != null &&
    typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj)
}