hg-stable: relnotes/5.8@00ae1fb6c459 (annotated)

47013 32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	1	== New Features ==
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	2
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	3	* `hg purge` is now a core command using `--confirm` by default.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	4
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	5	* The `rev-branch-cache` is now updated incrementally whenever changesets
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	6	are added.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	7
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	8	* The new options `experimental.bundlecompthreads` and
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	9	`experimental.bundlecompthreads.<engine>` can be used to instruct
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	10	the compression engines for bundle operations to use multiple threads
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	11	for compression. The default is single threaded operation. Currently
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	12	only supported for zstd.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	13
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	14	== Default Format Change ==
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	15
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	16	These changes affects newly created repositories (or new clone) done with
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	17	Mercurial 5.8.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	18
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	19	* The `ZSTD` compression will now be used by default for new repositories
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	20	when available. This compression format was introduced in Mercurial 5.0,
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	21	released in May 2019. See `hg help config.format.revlog-compression` for
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	22	details.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	23
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	24	* Mercurial installation built with the Rust parts will now use the
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	25	"persistent nodemap" feature by default. This feature was introduced in
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	26	Mercurial 5.4 (May 2020). However Mercurial instalation built without the
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	27	fast Rust implementation will refuse to interract with them by default.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	28	This restriction can be lifted through configuration.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	29
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	30	See `hg help config.format.use-persistent-nodemap` for details
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	31
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	32	== New Experimental Features ==
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	33
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	34	* There's a new `diff.merge` config option to show the changes
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	35	relative to an automerge for merge changesets. This makes it
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	36	easier to detect and review manual changes performed in merge
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	37	changesets. It is supported by `hg diff --change`, `hg log -p`
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	38	`hg incoming -p`, and `hg outgoing -p` so far.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	39
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	40
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	41	== Bug Fixes ==
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	42
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	43	* gracefully recover from inconsistent persistent-nodemap data from disk.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	44
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	45
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	46	== Backwards Compatibility Changes ==
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	47
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	48	* In normal repositories, the first parent of a changeset is not null,
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	49	unless both parents are null (like the first changeset). Some legacy
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	50	repositories violate this condition. The revlog code will now
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	51	silentely swap the parents if this condition is tested. This can
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	52	change the output of `hg log` when explicitly asking for first or
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	53	second parent. The changesets "nodeid" are not affected.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	54
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	55
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	56	== Internal API Changes ==
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	57
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	58	* `changelog.branchinfo` is deprecated and will be removed after 5.8.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	59	It is superseded by `changelogrevision.branchinfo`.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	60
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	61	* Callbacks for revlog.addgroup and the changelog._nodeduplicatecallback hook
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	62	now get a revision number as argument instead of a node.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	63
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	64	* revlog.addrevision returns the revision number instead of the node.
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	65
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	66	* `nodes.nullid` and related constants are being phased out as part of
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	67	the deprecation of SHA1. Repository instances and related classes
32b527417ba3 relnotes: copy contents of "next" to "5.8" and clear "next" Martin von Zweigbergk <martinvonz@google.com> parents: diff changeset	68	provide access via `nodeconstants` and in some cases `nullid` attributes.

author	Daniel Ploch <dploch@google.com>
	Fri, 02 Jul 2021 11:44:13 -0700
changeset 47565	00ae1fb6c459
parent 47013	32b527417ba3
permissions	-rw-r--r--