declare function tagRegXp(tagName: string): RegExpExecArray;
declare function attributeNameCheck(): boolean;
declare const domSanitiserOptions: {
  CUSTOM_ELEMENT_HANDLING: {
    tagNameCheck: typeof tagRegXp;
    attributeNameCheck: typeof attributeNameCheck;
    allowCustomizedBuiltInElements: boolean;
  };
};
export default domSanitiserOptions;