--- a/mercurial/requirements.py Tue Jan 18 20:35:04 2022 +0100
+++ b/mercurial/requirements.py Mon Jan 24 12:44:20 2022 +0100
@@ -36,6 +36,9 @@
REVLOGV1_REQUIREMENT = b'revlogv1'
+# allow using ZSTD as compression engine for revlog content
+REVLOG_COMPRESSION_ZSTD = b'revlog-compression-zstd'
+
# Increment the sub-version when the revlog v2 format changes to lock out old
# clients.
CHANGELOGV2_REQUIREMENT = b'exp-changelog-v2'
@@ -109,6 +112,7 @@
DIRSTATE_V2_REQUIREMENT,
GENERALDELTA_REQUIREMENT,
NODEMAP_REQUIREMENT,
+ REVLOG_COMPRESSION_ZSTD,
REVLOGV1_REQUIREMENT,
REVLOGV2_REQUIREMENT,
SHARESAFE_REQUIREMENT,