declare function parse(input: string, options?: Options): ng.ParseTreeResult;

interface Options {
  /**
   * any element can self close
   *
   * defaults to false
   */
  canSelfClose?: boolean;
  /**
   * support [`htm`](https://github.com/developit/htm) component closing tags (`<//>`)
   *
   * defaults to false
   */
  allowHtmComponentClosingTags?: boolean;
  /**
   * do not lowercase tag names before querying their tag definitions
   *
   * defaults to false
   */
  isTagNameCaseSensitive?: boolean;
  /**
   * customize tag content type
   *
   * defaults to the content type defined in the HTML spec
   */
  getTagContentType?: (
    tagName: string,
    prefix: string,
    hasParent: boolean,
    attrs: Array<{ prefix: string; name: string; value?: string | undefined }>,
  ) => void | ng.TagContentType;
  /**
   * tokenize angular control flow block syntax
   */
  tokenizeAngularBlocks?: boolean;
  /**
   * tokenize angular let declaration syntax
   */
  tokenizeAngularLetDeclaration?: boolean;
}