help: document `$HG_NEW_OBSMARKERS` in pretxnclose hook
Differential Revision: https://phab.mercurial-scm.org/D10399
--- a/mercurial/helptext/config.txt Thu Apr 01 22:43:55 2021 +0800
+++ b/mercurial/helptext/config.txt Mon Apr 05 14:19:17 2021 +0800
@@ -1165,7 +1165,8 @@
(the ID of the first added changeset), ``$HG_NODE_LAST`` (the ID of the last
added changeset), ``$HG_URL`` and ``$HG_SOURCE`` variables. Bookmark and
phase changes will set ``$HG_BOOKMARK_MOVED`` and ``$HG_PHASES_MOVED`` to
- ``1`` respectively, etc.
+ ``1`` respectively. The number of new obsmarkers, if any, will be in
+ ``$HG_NEW_OBSMARKERS``, etc.
``pretxnclose-bookmark``
Run right before a bookmark change is actually finalized. Any repository