# HG changeset patch
# User Yuya Nishihara <yuya@tcha.org>
# Date 1599711053 -32400
# Node ID 453bc6ca9ab2a0920fa5d236ae7ca5517eb11541
# Parent  0d119802242bc3a5a19c9a06a9c781026a22f7a4
grep: clarify that --all works exactly the same way as --diff

7fbb5d76c555 "grep: add --diff flag" says as such, but the help strings
have diverged since, and it's getting fuzzier what this --all will do.

diff -r 0d119802242b -r 453bc6ca9ab2 mercurial/commands.py
--- a/mercurial/commands.py	Thu Sep 17 15:34:13 2020 +0200
+++ b/mercurial/commands.py	Thu Sep 10 13:10:53 2020 +0900
@@ -3252,7 +3252,7 @@
     b'grep',
     [
         (b'0', b'print0', None, _(b'end fields with NUL')),
-        (b'', b'all', None, _(b'print all revisions that match (DEPRECATED) ')),
+        (b'', b'all', None, _(b'an alias to --diff (DEPRECATED)')),
         (
             b'',
             b'diff',