--- a/mercurial/commands.py Wed Jun 13 22:50:32 2018 +0530
+++ b/mercurial/commands.py Wed Jun 13 16:22:54 2018 +0530
@@ -2403,6 +2403,8 @@
('n', 'line-number', None, _('print matching line numbers')),
('r', 'rev', [],
_('only search files changed within revision range'), _('REV')),
+ ('', 'allfiles', False,
+ _('include all files in the changeset while grepping (EXPERIMENTAL)')),
('u', 'user', None, _('list the author (long with -v)')),
('d', 'date', None, _('list the date (short with -q)')),
] + formatteropts + walkopts,