(err)
| 201 | return 'unsupported operation'; |
| 202 | } |
| 203 | constructor (err) { |
| 204 | super(err || 'A server-side error occurred. Command cannot be supported.', |
| 205 | UnsupportedOperationError.code(), UnsupportedOperationError.w3cStatus(), |
| 206 | UnsupportedOperationError.error()); |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | class ElementIsNotSelectableError extends ProtocolError { |