Function isBinary

packages/socket.io/client-dist/socket.io.js:3067–3069

* Returns true if obj is a Buffer, an ArrayBuffer, a Blob or a File. * * @private

(obj)

   * @private
   */
  function isBinary(obj) {
    return withNativeArrayBuffer && (obj instanceof ArrayBuffer || isView(obj)) || withNativeBlob && obj instanceof Blob || withNativeFile && obj instanceof File;
  }
  function hasBinary(obj, toJSON) {
    if (!obj || _typeof(obj) !== "object") {
      return false;