addition to the common template
  keywords and functions. See also :hg:`help templates`.

  :change:  String. Character denoting insertion ``+`` or removal ``-``.
            Available if ``--diff`` is specified.
  :lineno:  Integer. Line number of the match.
  :path:    String. Repository-absolute path of the file.
  :texts:   List of text chunks.

  And each entry of ``{texts}`` provides the following sub-keywords.

  :matched: Boolean. True if the chunk matches the specified pattern.
  :text:    String. Chunk content.

  See :hg:`help templates.operators` for the list expansion syntax.

Returns 0 if a match is found, 1 otherwise.

Ú	all_filesr