NodeFilter: {
FILTER_ACCEPT: number;
FILTER_REJECT: number;
FILTER_SKIP: number;
SHOW_ALL: number;
SHOW_ATTRIBUTE: number;
SHOW_CDATA_SECTION: number;
SHOW_COMMENT: number;
SHOW_DOCUMENT: number;
SHOW_DOCUMENT_FRAGMENT: number;
SHOW_DOCUMENT_TYPE: number;
SHOW_ELEMENT: number;
SHOW_ENTITY: number;
SHOW_ENTITY_REFERENCE: number;
SHOW_NOTATION: number;
SHOW_PROCESSING_INSTRUCTION: number;
SHOW_TEXT: number;
}