typedef (Int8Array or Int16Array or Int32Array or
         Uint8Array or Uint16Array or Uint32Array or Uint8ClampedArray or
         Float32Array or Float64Array or DataView) ArrayBufferView;

typedef (ArrayBufferView or ArrayBuffer) BufferSource;

[
 Exposed=(Window,Worker),
 Constructor(optional DOMString message = "", optional DOMString name = "Error")
]
interface DOMException { // but see below note about ECMAScript binding
  readonly attribute DOMString name;
  readonly attribute DOMString message;
  readonly attribute unsigned short code;

  const unsigned short INDEX_SIZE_ERR = 1;
  const unsigned short DOMSTRING_SIZE_ERR = 2;
  const unsigned short HIERARCHY_REQUEST_ERR = 3;
  const unsigned short WRONG_DOCUMENT_ERR = 4;
  const unsigned short INVALID_CHARACTER_ERR = 5;
  const unsigned short NO_DATA_ALLOWED_ERR = 6;
  const unsigned short NO_MODIFICATION_ALLOWED_ERR = 7;
  const unsigned short NOT_FOUND_ERR = 8;
  const unsigned short NOT_SUPPORTED_ERR = 9;
  const unsigned short INUSE_ATTRIBUTE_ERR = 10;
  const unsigned short INVALID_STATE_ERR = 11;
  const unsigned short SYNTAX_ERR = 12;
  const unsigned short INVALID_MODIFICATION_ERR = 13;
  const unsigned short NAMESPACE_ERR = 14;
  const unsigned short INVALID_ACCESS_ERR = 15;
  const unsigned short VALIDATION_ERR = 16;
  const unsigned short TYPE_MISMATCH_ERR = 17;
  const unsigned short SECURITY_ERR = 18;
  const unsigned short NETWORK_ERR = 19;
  const unsigned short ABORT_ERR = 20;
  const unsigned short URL_MISMATCH_ERR = 21;
  const unsigned short QUOTA_EXCEEDED_ERR = 22;
  const unsigned short TIMEOUT_ERR = 23;
  const unsigned short INVALID_NODE_TYPE_ERR = 24;
  const unsigned short DATA_CLONE_ERR = 25;
};

typedef unsigned long long DOMTimeStamp;

callback Function = any (any... arguments);

callback VoidFunction = void ();