This is an archive of the discontinued Mercurial Phabricator instance.

			Path	Packages
M			mercurial/changegroup.py (6 lines)
M			mercurial/configitems.py (15 lines)
M			mercurial/localrepo.py (12 lines)
M			mercurial/requirements.py (4 lines)
M			mercurial/revlog.py (5 lines)
M			mercurial/upgrade_utils/actions.py (9 lines)
M			tests/test-copies-chain-merge.t (2 lines)
M			tests/test-copies-in-changeset.t (5 lines)
M			tests/test-persistent-nodemap.t (3 lines)
M			tests/test-sidedata.t (4 lines)
M			tests/test-transaction-safety.t (11 lines)
M			tests/test-upgrade-repo.t (20 lines)

Diff	ID	Description	Created	Lint	Unit
Base		Base
Diff 1	27568		May 4 2021, 10:15 AM	★	★
Diff 2	27618		May 6 2021, 5:21 AM	★	★
Diff 3	27899		May 11 2021, 1:46 PM	★	★
Diff 4	28053	rHG6c84fc9c9a90606d04ac7b16e1ee6b1490fd77a1	Mar 29 2021, 4:40 PM	★	★

Status	Author	Revision
Closed	marmoute	D10667 changelogv2: use a dedicated on disk format for changelogv2
Closed	marmoute	D10666 revlog: do not call Rust code if the index is not compatible with it
Closed	marmoute	D10665 revlog: signal which revlog index are compatible with Rust
Closed	marmoute	D10664 revlog: pass around the `rev` we deal with when packing/unpacking entry
Closed	marmoute	D10663 changelogv2: use a dedicated version number
Closed	marmoute	D10662 changelogv2: `copies-side-data` now implies `changelogv2`
Closed	marmoute	D10661 changelogv2: allow upgrade from and to this format
Closed	marmoute	D10660 changelogv2: introduce a "changelogv2" feature
Closed	marmoute	D10659 revlogv2: drop the code related to inlined revlogv2
Closed	marmoute	D10658 revlogv2: no longer attempt to use inline for new revlog
Closed	marmoute	D10657 sidedata: use the "feature" to detect that sidedata are enabled
Closed	marmoute	D10656 revlog: compress sidedata when doing "post-pull" sidedata update
Closed	marmoute	D10655 revlog: compress sidedata in `_writeentry`
Closed	marmoute	D10654 revlog: apply compression mode while reading sidedata
Closed	marmoute	D10653 revlog: introduce a compression mode for sidedata in the revlog index
Closed	marmoute	D10652 revlog: implement a "default compression" mode
Closed	marmoute	D10651 revlog: add a `_get_decompressor` method
Closed	marmoute	D10650 revlog: introduce a plain compression mode
Closed	marmoute	D10649 revlog: use an intermediate variable for `data` in `_chunk`
Closed	marmoute	D10648 revlogv2: preserve the compression mode on disk
Closed	marmoute	D10647 revlog: use `format_version` to dispatch different version in index_get
Closed	marmoute	D10646 revlog: add a "data compression mode" entry in the index tuple
Closed	marmoute	D10645 revlog: fix the `null_item` attribute for V0
Closed	marmoute	D10644 revlog: create a create `null_item` attribute for V0
Closed	marmoute	D10643 revlog: improve documentation of the entry tuple
Closed	marmoute	D10642 revlog: simplify entry update logic in `rewrite_sidedata`
Closed	marmoute	D10641 revlog: simplify the replace_sidedata_info code
Closed	marmoute	D10640 revlog: use `rev` instead of `i` in replace_sidedata_info
Closed	marmoute	D10632 revlogv2: also keep track for the size of the "data" file
Closed	marmoute	D10631 revlogv2: track pending write in the docket and expose it to hooks
Closed	marmoute	D10630 revlog: move the `trypending` logic from the `changelog` to the `revlog`
Closed	marmoute	D10629 revlogv2: delay the update of the changelog docket to transaction end
Closed	marmoute	D10628 revlogv2: track current index size in the docket
Closed	marmoute	D10627 revlogv2: also test transactionality of revlog v2
Closed	marmoute	D10626 revlog: add a new test file focussed on testing transactionally issue
Closed	marmoute	D10625 revlogv2: store version information in the docket only
Closed	marmoute	D10624 revlogv2: introduce a very basic docket file
Closed	marmoute	D10623 revlogv2: mark revlogv2 as requires a full upgrade
Closed	marmoute	D10622 revlog: unify flag processing when loading index
Closed	marmoute	D10621 revlog: unify checks for supported flag
Closed	marmoute	D10620 side-data: drop the associated config and requirements
Closed	marmoute	D10619 revlog: fix capitalisation of an error
Closed	marmoute	D10618 test: no longer directly use the sidedata config and requirements
Closed	marmoute	D10617 sidedata: add a 'side-data' repository feature and use it
Closed	marmoute	D10616 statichttp: add the missing `features` attribute
Closed	marmoute	D10615 sidedata: use revlogv2 requirement in the test helper
Closed	marmoute	D10614 upgrade: display sidedata before upgrade
Closed	marmoute	D10613 revlog: determine sidedata support based on the revlog version
Closed	marmoute	D10612 requirements: no longer drop `generaldelta` requirement with revlogv2
Closed	marmoute	D10611 config: drop the `format.exp-revlogv2.2` option
Closed	marmoute	D10610 revlog: only use the `_indexfp` method for read operation
Closed	marmoute	D10609 revlog: use `_writing` in `rewrite_sidedata`
Closed	marmoute	D10608 revlog: open files in 'r+' instead of 'a+'
Closed	marmoute	D10607 revlog: pass a transaction object to `rewrite_sidedata`
Closed	marmoute	D10606 revlog: rename variable in `rewrite_sidedata` to match other code
Closed	marmoute	D10605 revlog: introduce a mandatory `_writing` context to update revlog content
Closed	marmoute	D10604 revlog: preindent some code in _enforceinlinesize
Closed	marmoute	D10603 revlog: preindent some code in addgroup
Closed	marmoute	D10602 revlog: rename `indexdata` to entry_data
Closed	marmoute	D10601 revlog: use "entry_point" phrasing for loading the revlog
Closed	marmoute	D10600 revlog: directly use self._format_flags when loading index
Closed	marmoute	D10599 revlog: directly use self._format_version when loading index
Closed	marmoute	D10598 revlog: use `_format_flags` to access flags instead of `header`
Closed	marmoute	D10597 revlog: rename `newversionflags` to `new_header`
Closed	marmoute	D10596 revlog: rename `versionflags` to header
Closed	marmoute	D10595 revlog: move index reading logic in a dedicated method
Closed	marmoute	D10594 revlog: define the actual index and datafile at loading time
Closed	marmoute	D10593 revlog: simplify a conditionnal in _enforceinlinesize
Closed	marmoute	D10592 revlog: drop `flush` parameter from `_peek_iscensored`
Closed	marmoute	D10591 revlog: fix error message when data are missing
Closed	marmoute	D10590 revlog: rename `nodemap_file` to `_nodemap_file`
Closed	marmoute	D10589 revlog: use revlog.display_id in error related to bad revisions
Closed	marmoute	D10588 revlog: use revlog.display_id in "revision too big" errors
Closed	marmoute	D10587 revlog: use revlog.display_id in censor related errors
Closed	marmoute	D10586 revlog: use revlog.display_id in integrity error
Closed	marmoute	D10585 revlog: use revlog.display_id in ambiguity errors
Closed	marmoute	D10584 revlog: use revlog.display_id for corruption error
Closed	marmoute	D10583 revlog: use revlog.display_id in format related errors
Closed	marmoute	D10582 revlog: use revlog.display_id in narrow error message
Closed	marmoute	D10581 revlog: use revlog.display_id in LookupError
Closed	marmoute	D10580 revlog: use revlog.display_id for FilteredLookupError
Closed	marmoute	D10579 revlog: introduce a `display_id` property
Closed	marmoute	D10578 revlog: also use radix when computing nodemap data file
Closed	marmoute	D10577 revlog: stop usage of `_indexfile` to computing nodemap path
Closed	marmoute	D10576 revlog: use a "radix" to address revlog
Closed	marmoute	D10575 revlog: rename `datafile` to `datafile`
Closed	marmoute	D10574 revlog: rename `indexfile` to `_indexfile`
Closed	marmoute	D10573 filelog: drop `indexfile` from `filelog`
Closed	marmoute	D10572 manifest: drop the `indexfile` from `manifestrevlog`
Closed	marmoute	D10571 revlog: deal with special "postfix" explicitely
Closed	marmoute	D10570 revlog: split the option initialisation in its own method
Closed	marmoute	D10569 revlog: always "append" full size tuple
Closed	marmoute	D10568 revlog: make the index always return the same tuple
Closed	marmoute	D10567 revlog: introduce an explicit `format_version` member in the index struct
Closed	marmoute	D10566 revlog: rename `hdrsize` to `entry_size` in the C code
Closed	marmoute	D10565 revlog: split the `version` attribute into its two components
Closed	marmoute	D10564 verify: pass a revlog to `_checkrevlog` in `_verifymanifest`
Closed	marmoute	D10563 revlog: replace flag check related to generaldelta with attribute check
Closed	marmoute	D10562 revlog: replace REVLOGV2 check related to sidedata with `hassidedata` checks
Closed	marmoute	D10561 revlog: explicitely pass the "indexfile" parameter
Closed	marmoute	D10544 revlog: highlight current incompatibility in `rewrite_sidedata`
Closed	marmoute	D10543 revlog: adjust rewrite_sidedata code to not delete existing revlog content
Closed	Alphare	D10350 test-copies: test that copies' sidedata can get computed during push
Closed	Alphare	D10349 test-copies: test that copies' sidedata can get computed during pull
Closed	Alphare	D10348 test-copies: test that copies' sidedata does not get corrupted during push
Closed	Alphare	D10347 test-copies: test that copies' sidedata does not get corrupted during pull
Closed	Alphare	D10346 test-copies: simplify some conditional output
Closed	Alphare	D10361 sidedata: move documentation about sidedata helpers to sidedata module
Closed	Alphare	D10360 sidedata: move sidedata-related utils to the dedicated module
Closed	Alphare	D10359 sidedata: replace sidedata upgrade mechanism with the new one
Closed	Alphare	D10358 sidedata: add a way of replacing an existing sidedata computer
Closed	Alphare	D10345 bundle2: remove restriction around sidedata
Closed	Alphare	D10344 sidedata: enable sidedata computers to optionally rewrite flags
Closed	Alphare	D10343 cg4: introduce protocol flag to signify the presence of sidedata
Closed	Alphare	D10342 changegroup: don't limit cgv4 to revlogv2 repos
Closed	Alphare	D10341 sidedata: gate sidedata functionality to revlogv2 in more places
Closed	Alphare	D10340 sidedata: register copies sidedata computer regardless of the revlog version
Closed	Alphare	D10353 revlog: replace the old `revlog_kind` approach with the new `target` one
Closed	Alphare	D10352 revlog: introduce an explicit tracking of what the revlog is about

Diff 28053

mercurial/changegroup.py

	`sidedata_categories` is an optional set of the remote's sidedata wanted			`sidedata_categories` is an optional set of the remote's sidedata wanted
	categories.			categories.
	"""			"""
	repo = repo.unfiltered()			repo = repo.unfiltered()

	# Only useful if we're adding sidedata categories. If both peers have			# Only useful if we're adding sidedata categories. If both peers have
	# the same categories, then we simply don't do anything.			# the same categories, then we simply don't do anything.
	adding_sidedata = (			adding_sidedata = (
				(
	requirements.REVLOGV2_REQUIREMENT in repo.requirements			requirements.REVLOGV2_REQUIREMENT in repo.requirements
				or requirements.CHANGELOGV2_REQUIREMENT in repo.requirements
				)
	and self.version == b'04'			and self.version == b'04'
	and srctype == b'pull'			and srctype == b'pull'
	)			)
	if adding_sidedata:			if adding_sidedata:
	sidedata_helpers = sidedatamod.get_sidedata_helpers(			sidedata_helpers = sidedatamod.get_sidedata_helpers(
	repo,			repo,
	sidedata_categories or set(),			sidedata_categories or set(),
	pull=True,			pull=True,
	#			#
	# (or even to push subset of history)			# (or even to push subset of history)
	needv03 = True			needv03 = True
	if not needv03:			if not needv03:
	versions.discard(b'03')			versions.discard(b'03')
	want_v4 = (			want_v4 = (
	repo.ui.configbool(b'experimental', b'changegroup4')			repo.ui.configbool(b'experimental', b'changegroup4')
	or requirements.REVLOGV2_REQUIREMENT in repo.requirements			or requirements.REVLOGV2_REQUIREMENT in repo.requirements
				or requirements.CHANGELOGV2_REQUIREMENT in repo.requirements
	)			)
	if not want_v4:			if not want_v4:
	versions.discard(b'04')			versions.discard(b'04')
	return versions			return versions


	# Changegroup versions that can be applied to the repo			# Changegroup versions that can be applied to the repo
	def supportedincomingversions(repo):			def supportedincomingversions(repo):

mercurial/configitems.py

	default=True,			default=True,
	)			)
	coreconfigitem(			coreconfigitem(
	b'format',			b'format',
	b'revlog-compression',			b'revlog-compression',
	default=lambda: [b'zstd', b'zlib'],			default=lambda: [b'zstd', b'zlib'],
	alias=[(b'experimental', b'format.compression')],			alias=[(b'experimental', b'format.compression')],
	)			)
				# Experimental TODOs:
				#
				# * Same as for evlogv2 (but for the reduction of the number of files)
				# * drop the storage of the base
				# * Improvement to investigate
				# - storing .hgtags fnode
				# - storing `rank` of changesets
				# - storing branch related identifier

				coreconfigitem(
				b'format',
				b'exp-use-changelog-v2',
				default=None,
				experimental=True,
				)
	coreconfigitem(			coreconfigitem(
	b'format',			b'format',
	b'usefncache',			b'usefncache',
	default=True,			default=True,
	)			)
	coreconfigitem(			coreconfigitem(
	b'format',			b'format',
	b'usegeneraldelta',			b'usegeneraldelta',

mercurial/localrepo.py

	storebasepath,			storebasepath,
	lambda base: vfsmod.vfs(base, cacheaudited=True),			lambda base: vfsmod.vfs(base, cacheaudited=True),
	)			)
	hgvfs.createmode = store.createmode			hgvfs.createmode = store.createmode

	storevfs = store.vfs			storevfs = store.vfs
	storevfs.options = resolvestorevfsoptions(ui, requirements, features)			storevfs.options = resolvestorevfsoptions(ui, requirements, features)

	if requirementsmod.REVLOGV2_REQUIREMENT in requirements:			if (
				requirementsmod.REVLOGV2_REQUIREMENT in requirements
				or requirementsmod.CHANGELOGV2_REQUIREMENT in requirements
				):
	features.add(repository.REPO_FEATURE_SIDE_DATA)			features.add(repository.REPO_FEATURE_SIDE_DATA)
	# the revlogv2 docket introduced race condition that we need to fix			# the revlogv2 docket introduced race condition that we need to fix
	features.discard(repository.REPO_FEATURE_STREAM_CLONE)			features.discard(repository.REPO_FEATURE_STREAM_CLONE)

	# The cache vfs is used to manage cache files.			# The cache vfs is used to manage cache files.
	cachevfs = vfsmod.vfs(cachepath, cacheaudited=True)			cachevfs = vfsmod.vfs(cachepath, cacheaudited=True)
	cachevfs.createmode = store.createmode			cachevfs.createmode = store.createmode
	# The cache vfs is used to manage cache files related to the working copy			# The cache vfs is used to manage cache files related to the working copy

	options = {}			options = {}
	options[b'flagprocessors'] = {}			options[b'flagprocessors'] = {}

	if requirementsmod.REVLOGV1_REQUIREMENT in requirements:			if requirementsmod.REVLOGV1_REQUIREMENT in requirements:
	options[b'revlogv1'] = True			options[b'revlogv1'] = True
	if requirementsmod.REVLOGV2_REQUIREMENT in requirements:			if requirementsmod.REVLOGV2_REQUIREMENT in requirements:
	options[b'revlogv2'] = True			options[b'revlogv2'] = True
				if requirementsmod.CHANGELOGV2_REQUIREMENT in requirements:
				options[b'changelogv2'] = True

	if requirementsmod.GENERALDELTA_REQUIREMENT in requirements:			if requirementsmod.GENERALDELTA_REQUIREMENT in requirements:
	options[b'generaldelta'] = True			options[b'generaldelta'] = True

	# experimental config: format.chunkcachesize			# experimental config: format.chunkcachesize
	chunkcachesize = ui.configint(b'format', b'chunkcachesize')			chunkcachesize = ui.configint(b'format', b'chunkcachesize')
	if chunkcachesize is not None:			if chunkcachesize is not None:
	options[b'chunkcachesize'] = chunkcachesize			options[b'chunkcachesize'] = chunkcachesize
	# being successful (repository sizes went up due to worse delta			# being successful (repository sizes went up due to worse delta
	# chains), and the code was deleted in 4.6.			# chains), and the code was deleted in 4.6.
	supportedformats = {			supportedformats = {
	requirementsmod.REVLOGV1_REQUIREMENT,			requirementsmod.REVLOGV1_REQUIREMENT,
	requirementsmod.GENERALDELTA_REQUIREMENT,			requirementsmod.GENERALDELTA_REQUIREMENT,
	requirementsmod.TREEMANIFEST_REQUIREMENT,			requirementsmod.TREEMANIFEST_REQUIREMENT,
	requirementsmod.COPIESSDC_REQUIREMENT,			requirementsmod.COPIESSDC_REQUIREMENT,
	requirementsmod.REVLOGV2_REQUIREMENT,			requirementsmod.REVLOGV2_REQUIREMENT,
				requirementsmod.CHANGELOGV2_REQUIREMENT,
	requirementsmod.SPARSEREVLOG_REQUIREMENT,			requirementsmod.SPARSEREVLOG_REQUIREMENT,
	requirementsmod.NODEMAP_REQUIREMENT,			requirementsmod.NODEMAP_REQUIREMENT,
	bookmarks.BOOKMARKS_IN_STORE_REQUIREMENT,			bookmarks.BOOKMARKS_IN_STORE_REQUIREMENT,
	requirementsmod.SHARESAFE_REQUIREMENT,			requirementsmod.SHARESAFE_REQUIREMENT,
	}			}
	_basesupported = supportedformats \| {			_basesupported = supportedformats \| {
	requirementsmod.STORE_REQUIREMENT,			requirementsmod.STORE_REQUIREMENT,
	requirementsmod.FNCACHE_REQUIREMENT,			requirementsmod.FNCACHE_REQUIREMENT,
	# experimental config: format.exp-use-copies-side-data-changeset			# experimental config: format.exp-use-copies-side-data-changeset
	if ui.configbool(b'format', b'exp-use-copies-side-data-changeset'):			if ui.configbool(b'format', b'exp-use-copies-side-data-changeset'):
	requirements.discard(requirementsmod.REVLOGV1_REQUIREMENT)			requirements.discard(requirementsmod.REVLOGV1_REQUIREMENT)
	requirements.add(requirementsmod.REVLOGV2_REQUIREMENT)			requirements.add(requirementsmod.REVLOGV2_REQUIREMENT)
	requirements.add(requirementsmod.COPIESSDC_REQUIREMENT)			requirements.add(requirementsmod.COPIESSDC_REQUIREMENT)
	if ui.configbool(b'experimental', b'treemanifest'):			if ui.configbool(b'experimental', b'treemanifest'):
	requirements.add(requirementsmod.TREEMANIFEST_REQUIREMENT)			requirements.add(requirementsmod.TREEMANIFEST_REQUIREMENT)

				changelogv2 = ui.config(b'format', b'exp-use-changelog-v2')
				if changelogv2 == b'enable-unstable-format-and-corrupt-my-data':
				requirements.add(requirementsmod.CHANGELOGV2_REQUIREMENT)

	revlogv2 = ui.config(b'experimental', b'revlogv2')			revlogv2 = ui.config(b'experimental', b'revlogv2')
	if revlogv2 == b'enable-unstable-format-and-corrupt-my-data':			if revlogv2 == b'enable-unstable-format-and-corrupt-my-data':
	requirements.discard(requirementsmod.REVLOGV1_REQUIREMENT)			requirements.discard(requirementsmod.REVLOGV1_REQUIREMENT)
	requirements.add(requirementsmod.REVLOGV2_REQUIREMENT)			requirements.add(requirementsmod.REVLOGV2_REQUIREMENT)
	# experimental config: format.internal-phase			# experimental config: format.internal-phase
	if ui.configbool(b'format', b'internal-phase'):			if ui.configbool(b'format', b'internal-phase'):
	requirements.add(requirementsmod.INTERNAL_PHASE_REQUIREMENT)			requirements.add(requirementsmod.INTERNAL_PHASE_REQUIREMENT)

mercurial/requirements.py


	# Stores manifest in Tree structure			# Stores manifest in Tree structure
	TREEMANIFEST_REQUIREMENT = b'treemanifest'			TREEMANIFEST_REQUIREMENT = b'treemanifest'

	REVLOGV1_REQUIREMENT = b'revlogv1'			REVLOGV1_REQUIREMENT = b'revlogv1'

	# Increment the sub-version when the revlog v2 format changes to lock out old			# Increment the sub-version when the revlog v2 format changes to lock out old
	# clients.			# clients.
				CHANGELOGV2_REQUIREMENT = b'exp-changelog-v2'

				# Increment the sub-version when the revlog v2 format changes to lock out old
				# clients.
	REVLOGV2_REQUIREMENT = b'exp-revlogv2.2'			REVLOGV2_REQUIREMENT = b'exp-revlogv2.2'

	# A repository with the sparserevlog feature will have delta chains that			# A repository with the sparserevlog feature will have delta chains that
	# can spread over a larger span. Sparse reading cuts these large spans into			# can spread over a larger span. Sparse reading cuts these large spans into
	# pieces, so that each piece isn't too big.			# pieces, so that each piece isn't too big.
	# Without the sparserevlog capability, reading from the repository could use			# Without the sparserevlog capability, reading from the repository could use
	# huge amounts of memory, because the whole span would be read at once,			# huge amounts of memory, because the whole span would be read at once,
	# including all the intermediate revisions that aren't pertinent for the chain.			# including all the intermediate revisions that aren't pertinent for the chain.

mercurial/revlog.py

	ALL_KINDS,			ALL_KINDS,
	COMP_MODE_DEFAULT,			COMP_MODE_DEFAULT,
	COMP_MODE_INLINE,			COMP_MODE_INLINE,
	COMP_MODE_PLAIN,			COMP_MODE_PLAIN,
	FEATURES_BY_VERSION,			FEATURES_BY_VERSION,
	FLAG_GENERALDELTA,			FLAG_GENERALDELTA,
	FLAG_INLINE_DATA,			FLAG_INLINE_DATA,
	INDEX_HEADER,			INDEX_HEADER,
				KIND_CHANGELOG,
	REVLOGV0,			REVLOGV0,
	REVLOGV1,			REVLOGV1,
	REVLOGV1_FLAGS,			REVLOGV1_FLAGS,
	REVLOGV2,			REVLOGV2,
	REVLOGV2_FLAGS,			REVLOGV2_FLAGS,
	REVLOG_DEFAULT_FLAGS,			REVLOG_DEFAULT_FLAGS,
	REVLOG_DEFAULT_FORMAT,			REVLOG_DEFAULT_FORMAT,
	REVLOG_DEFAULT_VERSION,			REVLOG_DEFAULT_VERSION,
	minimal index size for start to use mmap			minimal index size for start to use mmap

	* force_nodemap:			* force_nodemap:
	force the usage of a "development" version of the nodemap code			force the usage of a "development" version of the nodemap code
	"""			"""
	mmapindexthreshold = None			mmapindexthreshold = None
	opts = self.opener.options			opts = self.opener.options

	if b'revlogv2' in opts:			if b'changelogv2' in opts and self.revlog_kind == KIND_CHANGELOG:
				new_header = REVLOGV2
				elif b'revlogv2' in opts:
	new_header = REVLOGV2			new_header = REVLOGV2
	elif b'revlogv1' in opts:			elif b'revlogv1' in opts:
	new_header = REVLOGV1 \| FLAG_INLINE_DATA			new_header = REVLOGV1 \| FLAG_INLINE_DATA
	if b'generaldelta' in opts:			if b'generaldelta' in opts:
	new_header \|= FLAG_GENERALDELTA			new_header \|= FLAG_GENERALDELTA
	elif b'revlogv0' in self.opener.options:			elif b'revlogv0' in self.opener.options:
	new_header = REVLOGV0			new_header = REVLOGV0
	else:			else:

mercurial/upgrade_utils/actions.py

	name = b'revlog-v2'			name = b'revlog-v2'
	_requirement = requirements.REVLOGV2_REQUIREMENT			_requirement = requirements.REVLOGV2_REQUIREMENT
	default = False			default = False
	description = _(b'Version 2 of the revlog.')			description = _(b'Version 2 of the revlog.')
	upgrademessage = _(b'very experimental')			upgrademessage = _(b'very experimental')


	@registerformatvariant			@registerformatvariant
				class changelogv2(requirementformatvariant):
				name = b'changelog-v2'
				_requirement = requirements.CHANGELOGV2_REQUIREMENT
				default = False
				description = _(b'An iteration of the revlog focussed on changelog needs.')
				upgrademessage = _(b'quite experimental')


				@registerformatvariant
	class removecldeltachain(formatvariant):			class removecldeltachain(formatvariant):
	name = b'plain-cl-delta'			name = b'plain-cl-delta'

	default = True			default = True

	description = _(			description = _(
	b'changelog storage is using deltas instead of '			b'changelog storage is using deltas instead of '
	b'raw entries; changelog reading and any '			b'raw entries; changelog reading and any '

tests/test-copies-chain-merge.t

	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no yes no			copies-sdc: no yes no
	revlog-v2: no yes no			revlog-v2: no yes no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: * (glob)			compression: * (glob)
	compression-level: default default default			compression-level: default default default
	$ hg debugupgraderepo --run --quiet			$ hg debugupgraderepo --run --quiet
	upgrade will perform the following actions:			upgrade will perform the following actions:

	requirements			requirements
	preserved: * (glob)			preserved: * (glob)
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no yes no			copies-sdc: no yes no
	revlog-v2: no yes no			revlog-v2: no yes no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: * (glob)			compression: * (glob)
	compression-level: default default default			compression-level: default default default
	$ hg debugupgraderepo --run --quiet			$ hg debugupgraderepo --run --quiet
	upgrade will perform the following actions:			upgrade will perform the following actions:

	requirements			requirements
	preserved: * (glob)			preserved: * (glob)

tests/test-copies-in-changeset.t

	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: yes yes no			copies-sdc: yes yes no
	revlog-v2: yes yes no			revlog-v2: yes yes no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	#else			#else
	$ hg debugformat -v			$ hg debugformat -v
	format-variant repo config default			format-variant repo config default
	fncache: yes yes yes			fncache: yes yes yes
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	#endif			#endif
	$ echo a > a			$ echo a > a
	$ hg add a			$ hg add a
	$ hg ci -m initial			$ hg ci -m initial
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: yes yes no			copies-sdc: yes yes no
	revlog-v2: yes yes no			revlog-v2: yes yes no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugsidedata -c -- 0			$ hg debugsidedata -c -- 0
	1 sidedata entries			1 sidedata entries
	entry-0014 size 14			entry-0014 size 14
	$ hg debugsidedata -c -- 1			$ hg debugsidedata -c -- 1
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: yes yes no			revlog-v2: yes yes no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugsidedata -c -- 0			$ hg debugsidedata -c -- 0
	$ hg debugsidedata -c -- 1			$ hg debugsidedata -c -- 1
	$ hg debugsidedata -m -- 0			$ hg debugsidedata -m -- 0

	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: yes yes no			copies-sdc: yes yes no
	revlog-v2: yes yes no			revlog-v2: yes yes no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugsidedata -c -- 0			$ hg debugsidedata -c -- 0
	1 sidedata entries			1 sidedata entries
	entry-0014 size 14			entry-0014 size 14
	$ hg debugsidedata -c -- 1			$ hg debugsidedata -c -- 1
	1 sidedata entries			1 sidedata entries
	entry-0014 size 14			entry-0014 size 14
	$ hg debugsidedata -m -- 0			$ hg debugsidedata -m -- 0

	#endif			#endif

	$ cd ..			$ cd ..

tests/test-persistent-nodemap.t

	fncache: yes			fncache: yes
	dotencode: yes			dotencode: yes
	generaldelta: yes			generaldelta: yes
	share-safe: no			share-safe: no
	sparserevlog: yes			sparserevlog: yes
	persistent-nodemap: yes			persistent-nodemap: yes
	copies-sdc: no			copies-sdc: no
	revlog-v2: no			revlog-v2: no
				changelog-v2: no
	plain-cl-delta: yes			plain-cl-delta: yes
	compression: zlib (no-zstd !)			compression: zlib (no-zstd !)
	compression: zstd (zstd !)			compression: zstd (zstd !)
	compression-level: default			compression-level: default
	$ hg debugbuilddag .+5000 --new-file			$ hg debugbuilddag .+5000 --new-file

	$ hg debugnodemap --metadata			$ hg debugnodemap --metadata
	uid: ???????????????? (glob)			uid: ???????????????? (glob)
	fncache: yes yes yes			fncache: yes yes yes
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: yes no no			persistent-nodemap: yes no no
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugupgraderepo --run --no-backup			$ hg debugupgraderepo --run --no-backup
	upgrade will perform the following actions:			upgrade will perform the following actions:

	requirements			requirements
	fncache: yes yes yes			fncache: yes yes yes
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no yes no			persistent-nodemap: no yes no
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugupgraderepo --run --no-backup			$ hg debugupgraderepo --run --no-backup
	upgrade will perform the following actions:			upgrade will perform the following actions:

	requirements			requirements

tests/test-sidedata.t

	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugformat -v -R up-no-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data			$ hg debugformat -v -R up-no-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data
	format-variant repo config default			format-variant repo config default
	fncache: yes yes yes			fncache: yes yes yes
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no yes no			revlog-v2: no yes no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugupgraderepo -R up-no-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data > /dev/null			$ hg debugupgraderepo -R up-no-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data > /dev/null

	Check that we can downgrade from sidedata			Check that we can downgrade from sidedata
	-----------------------------------------			-----------------------------------------

	$ hg init up-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data			$ hg init up-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data
	$ hg debugformat -v -R up-side-data			$ hg debugformat -v -R up-side-data
	format-variant repo config default			format-variant repo config default
	fncache: yes yes yes			fncache: yes yes yes
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: yes no no			revlog-v2: yes no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugformat -v -R up-side-data --config experimental.revlogv2=no			$ hg debugformat -v -R up-side-data --config experimental.revlogv2=no
	format-variant repo config default			format-variant repo config default
	fncache: yes yes yes			fncache: yes yes yes
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: yes no no			revlog-v2: yes no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugupgraderepo -R up-side-data --config experimental.revlogv2=no > /dev/null			$ hg debugupgraderepo -R up-side-data --config experimental.revlogv2=no > /dev/null

tests/test-transaction-safety.t

	Test transaction safety			Test transaction safety
	=======================			=======================

	#testcases revlogv1 revlogv2			#testcases revlogv1 revlogv2 changelogv2

	#if revlogv1			#if revlogv1

	$ cat << EOF >> $HGRCPATH			$ cat << EOF >> $HGRCPATH
	> [experimental]			> [experimental]
	> revlogv2=no			> revlogv2=no
	> EOF			> EOF

	#endif			#endif

	#if revlogv2			#if revlogv2

	$ cat << EOF >> $HGRCPATH			$ cat << EOF >> $HGRCPATH
	> [experimental]			> [experimental]
	> revlogv2=enable-unstable-format-and-corrupt-my-data			> revlogv2=enable-unstable-format-and-corrupt-my-data
	> EOF			> EOF

	#endif			#endif

				#if changelogv2

				$ cat << EOF >> $HGRCPATH
				> [format]
				> exp-use-changelog-v2=enable-unstable-format-and-corrupt-my-data
				> EOF

				#endif

	This test basic case to make sure external process do not see transaction			This test basic case to make sure external process do not see transaction
	content until it is committed.			content until it is committed.

	# TODO: also add an external reader accessing revlog files while they are written			# TODO: also add an external reader accessing revlog files while they are written
	# (instead of during transaction finalisation)			# (instead of during transaction finalisation)

	# TODO: also add stream clone and hardlink clone happening during these transaction.			# TODO: also add stream clone and hardlink clone happening during these transaction.

tests/test-upgrade-repo.t

	dotencode: yes			dotencode: yes
	generaldelta: yes			generaldelta: yes
	share-safe: no			share-safe: no
	sparserevlog: yes			sparserevlog: yes
	persistent-nodemap: no (no-rust !)			persistent-nodemap: no (no-rust !)
	persistent-nodemap: yes (rust !)			persistent-nodemap: yes (rust !)
	copies-sdc: no			copies-sdc: no
	revlog-v2: no			revlog-v2: no
				changelog-v2: no
	plain-cl-delta: yes			plain-cl-delta: yes
	compression: zlib			compression: zlib
	compression-level: default			compression-level: default
	$ hg debugformat --verbose			$ hg debugformat --verbose
	format-variant repo config default			format-variant repo config default
	fncache: yes yes yes			fncache: yes yes yes
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zlib zlib zstd (zstd !)			compression: zlib zlib zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugformat --verbose --config format.usefncache=no			$ hg debugformat --verbose --config format.usefncache=no
	format-variant repo config default			format-variant repo config default
	fncache: yes no yes			fncache: yes no yes
	dotencode: yes no yes			dotencode: yes no yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zlib zlib zstd (zstd !)			compression: zlib zlib zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugformat --verbose --config format.usefncache=no --color=debug			$ hg debugformat --verbose --config format.usefncache=no --color=debug
	format-variant repo config default			format-variant repo config default
	[formatvariant.name.mismatchconfig\|fncache: ][formatvariant.repo.mismatchconfig\| yes][formatvariant.config.special\| no][formatvariant.default\| yes]			[formatvariant.name.mismatchconfig\|fncache: ][formatvariant.repo.mismatchconfig\| yes][formatvariant.config.special\| no][formatvariant.default\| yes]
	[formatvariant.name.mismatchconfig\|dotencode: ][formatvariant.repo.mismatchconfig\| yes][formatvariant.config.special\| no][formatvariant.default\| yes]			[formatvariant.name.mismatchconfig\|dotencode: ][formatvariant.repo.mismatchconfig\| yes][formatvariant.config.special\| no][formatvariant.default\| yes]
	[formatvariant.name.uptodate\|generaldelta: ][formatvariant.repo.uptodate\| yes][formatvariant.config.default\| yes][formatvariant.default\| yes]			[formatvariant.name.uptodate\|generaldelta: ][formatvariant.repo.uptodate\| yes][formatvariant.config.default\| yes][formatvariant.default\| yes]
	[formatvariant.name.uptodate\|share-safe: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]			[formatvariant.name.uptodate\|share-safe: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]
	[formatvariant.name.uptodate\|sparserevlog: ][formatvariant.repo.uptodate\| yes][formatvariant.config.default\| yes][formatvariant.default\| yes]			[formatvariant.name.uptodate\|sparserevlog: ][formatvariant.repo.uptodate\| yes][formatvariant.config.default\| yes][formatvariant.default\| yes]
	[formatvariant.name.uptodate\|persistent-nodemap:][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no] (no-rust !)			[formatvariant.name.uptodate\|persistent-nodemap:][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no] (no-rust !)
	[formatvariant.name.mismatchdefault\|persistent-nodemap:][formatvariant.repo.mismatchdefault\| yes][formatvariant.config.special\| yes][formatvariant.default\| no] (rust !)			[formatvariant.name.mismatchdefault\|persistent-nodemap:][formatvariant.repo.mismatchdefault\| yes][formatvariant.config.special\| yes][formatvariant.default\| no] (rust !)
	[formatvariant.name.uptodate\|copies-sdc: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]			[formatvariant.name.uptodate\|copies-sdc: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]
	[formatvariant.name.uptodate\|revlog-v2: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]			[formatvariant.name.uptodate\|revlog-v2: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]
				[formatvariant.name.uptodate\|changelog-v2: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]
	[formatvariant.name.uptodate\|plain-cl-delta: ][formatvariant.repo.uptodate\| yes][formatvariant.config.default\| yes][formatvariant.default\| yes]			[formatvariant.name.uptodate\|plain-cl-delta: ][formatvariant.repo.uptodate\| yes][formatvariant.config.default\| yes][formatvariant.default\| yes]
	[formatvariant.name.uptodate\|compression: ][formatvariant.repo.uptodate\| zlib][formatvariant.config.default\| zlib][formatvariant.default\| zlib] (no-zstd !)			[formatvariant.name.uptodate\|compression: ][formatvariant.repo.uptodate\| zlib][formatvariant.config.default\| zlib][formatvariant.default\| zlib] (no-zstd !)
	[formatvariant.name.mismatchdefault\|compression: ][formatvariant.repo.mismatchdefault\| zlib][formatvariant.config.special\| zlib][formatvariant.default\| zstd] (zstd !)			[formatvariant.name.mismatchdefault\|compression: ][formatvariant.repo.mismatchdefault\| zlib][formatvariant.config.special\| zlib][formatvariant.default\| zstd] (zstd !)
	[formatvariant.name.uptodate\|compression-level: ][formatvariant.repo.uptodate\| default][formatvariant.config.default\| default][formatvariant.default\| default]			[formatvariant.name.uptodate\|compression-level: ][formatvariant.repo.uptodate\| default][formatvariant.config.default\| default][formatvariant.default\| default]
	$ hg debugformat -Tjson			$ hg debugformat -Tjson
	[			[
	{			{
	"config": true,			"config": true,
	},			},
	{			{
	"config": false,			"config": false,
	"default": false,			"default": false,
	"name": "revlog-v2",			"name": "revlog-v2",
	"repo": false			"repo": false
	},			},
	{			{
				"config": false,
				"default": false,
				"name": "changelog-v2",
				"repo": false
				},
				{
	"config": true,			"config": true,
	"default": true,			"default": true,
	"name": "plain-cl-delta",			"name": "plain-cl-delta",
	"repo": true			"repo": true
	},			},
	{			{
	"config": "zlib",			"config": "zlib",
	"default": "zlib", (no-zstd !)			"default": "zlib", (no-zstd !)
	fncache: no			fncache: no
	dotencode: no			dotencode: no
	generaldelta: no			generaldelta: no
	share-safe: no			share-safe: no
	sparserevlog: no			sparserevlog: no
	persistent-nodemap: no			persistent-nodemap: no
	copies-sdc: no			copies-sdc: no
	revlog-v2: no			revlog-v2: no
				changelog-v2: no
	plain-cl-delta: yes			plain-cl-delta: yes
	compression: zlib			compression: zlib
	compression-level: default			compression-level: default
	$ hg debugformat --verbose			$ hg debugformat --verbose
	format-variant repo config default			format-variant repo config default
	fncache: no yes yes			fncache: no yes yes
	dotencode: no yes yes			dotencode: no yes yes
	generaldelta: no yes yes			generaldelta: no yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: no yes yes			sparserevlog: no yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: no yes no (rust !)			persistent-nodemap: no yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zlib zlib zstd (zstd !)			compression: zlib zlib zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugformat --verbose --config format.usegeneraldelta=no			$ hg debugformat --verbose --config format.usegeneraldelta=no
	format-variant repo config default			format-variant repo config default
	fncache: no yes yes			fncache: no yes yes
	dotencode: no yes yes			dotencode: no yes yes
	generaldelta: no no yes			generaldelta: no no yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: no no yes			sparserevlog: no no yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: no yes no (rust !)			persistent-nodemap: no yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zlib zlib zstd (zstd !)			compression: zlib zlib zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ hg debugformat --verbose --config format.usegeneraldelta=no --color=debug			$ hg debugformat --verbose --config format.usegeneraldelta=no --color=debug
	format-variant repo config default			format-variant repo config default
	[formatvariant.name.mismatchconfig\|fncache: ][formatvariant.repo.mismatchconfig\| no][formatvariant.config.default\| yes][formatvariant.default\| yes]			[formatvariant.name.mismatchconfig\|fncache: ][formatvariant.repo.mismatchconfig\| no][formatvariant.config.default\| yes][formatvariant.default\| yes]
	[formatvariant.name.mismatchconfig\|dotencode: ][formatvariant.repo.mismatchconfig\| no][formatvariant.config.default\| yes][formatvariant.default\| yes]			[formatvariant.name.mismatchconfig\|dotencode: ][formatvariant.repo.mismatchconfig\| no][formatvariant.config.default\| yes][formatvariant.default\| yes]
	[formatvariant.name.mismatchdefault\|generaldelta: ][formatvariant.repo.mismatchdefault\| no][formatvariant.config.special\| no][formatvariant.default\| yes]			[formatvariant.name.mismatchdefault\|generaldelta: ][formatvariant.repo.mismatchdefault\| no][formatvariant.config.special\| no][formatvariant.default\| yes]
	[formatvariant.name.uptodate\|share-safe: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]			[formatvariant.name.uptodate\|share-safe: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]
	[formatvariant.name.mismatchdefault\|sparserevlog: ][formatvariant.repo.mismatchdefault\| no][formatvariant.config.special\| no][formatvariant.default\| yes]			[formatvariant.name.mismatchdefault\|sparserevlog: ][formatvariant.repo.mismatchdefault\| no][formatvariant.config.special\| no][formatvariant.default\| yes]
	[formatvariant.name.uptodate\|persistent-nodemap:][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no] (no-rust !)			[formatvariant.name.uptodate\|persistent-nodemap:][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no] (no-rust !)
	[formatvariant.name.mismatchconfig\|persistent-nodemap:][formatvariant.repo.mismatchconfig\| no][formatvariant.config.special\| yes][formatvariant.default\| no] (rust !)			[formatvariant.name.mismatchconfig\|persistent-nodemap:][formatvariant.repo.mismatchconfig\| no][formatvariant.config.special\| yes][formatvariant.default\| no] (rust !)
	[formatvariant.name.uptodate\|copies-sdc: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]			[formatvariant.name.uptodate\|copies-sdc: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]
	[formatvariant.name.uptodate\|revlog-v2: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]			[formatvariant.name.uptodate\|revlog-v2: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]
				[formatvariant.name.uptodate\|changelog-v2: ][formatvariant.repo.uptodate\| no][formatvariant.config.default\| no][formatvariant.default\| no]
	[formatvariant.name.uptodate\|plain-cl-delta: ][formatvariant.repo.uptodate\| yes][formatvariant.config.default\| yes][formatvariant.default\| yes]			[formatvariant.name.uptodate\|plain-cl-delta: ][formatvariant.repo.uptodate\| yes][formatvariant.config.default\| yes][formatvariant.default\| yes]
	[formatvariant.name.uptodate\|compression: ][formatvariant.repo.uptodate\| zlib][formatvariant.config.default\| zlib][formatvariant.default\| zlib] (no-zstd !)			[formatvariant.name.uptodate\|compression: ][formatvariant.repo.uptodate\| zlib][formatvariant.config.default\| zlib][formatvariant.default\| zlib] (no-zstd !)
	[formatvariant.name.mismatchdefault\|compression: ][formatvariant.repo.mismatchdefault\| zlib][formatvariant.config.special\| zlib][formatvariant.default\| zstd] (zstd !)			[formatvariant.name.mismatchdefault\|compression: ][formatvariant.repo.mismatchdefault\| zlib][formatvariant.config.special\| zlib][formatvariant.default\| zstd] (zstd !)
	[formatvariant.name.uptodate\|compression-level: ][formatvariant.repo.uptodate\| default][formatvariant.config.default\| default][formatvariant.default\| default]			[formatvariant.name.uptodate\|compression-level: ][formatvariant.repo.uptodate\| default][formatvariant.config.default\| default][formatvariant.default\| default]
	$ hg debugupgraderepo			$ hg debugupgraderepo
	repository lacks features recommended by current config options:			repository lacks features recommended by current config options:

	fncache			fncache
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zlib zstd (zstd !)			compression: zstd zlib zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ cat .hg/requires			$ cat .hg/requires
	dotencode			dotencode
	fncache			fncache
	generaldelta			generaldelta
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zlib zlib zstd (zstd !)			compression: zlib zlib zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ cat .hg/requires			$ cat .hg/requires
	dotencode			dotencode
	fncache			fncache
	generaldelta			generaldelta
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ cat .hg/requires			$ cat .hg/requires
	dotencode			dotencode
	fncache			fncache
	generaldelta			generaldelta
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: yes no no			revlog-v2: yes no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ cat .hg/requires			$ cat .hg/requires
	dotencode			dotencode
	exp-revlogv2.2			exp-revlogv2.2
	fncache			fncache
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: no no no			revlog-v2: no no no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ cat .hg/requires			$ cat .hg/requires
	dotencode			dotencode
	fncache			fncache
	generaldelta			generaldelta
	dotencode: yes yes yes			dotencode: yes yes yes
	generaldelta: yes yes yes			generaldelta: yes yes yes
	share-safe: no no no			share-safe: no no no
	sparserevlog: yes yes yes			sparserevlog: yes yes yes
	persistent-nodemap: no no no (no-rust !)			persistent-nodemap: no no no (no-rust !)
	persistent-nodemap: yes yes no (rust !)			persistent-nodemap: yes yes no (rust !)
	copies-sdc: no no no			copies-sdc: no no no
	revlog-v2: yes yes no			revlog-v2: yes yes no
				changelog-v2: no no no
	plain-cl-delta: yes yes yes			plain-cl-delta: yes yes yes
	compression: zlib zlib zlib (no-zstd !)			compression: zlib zlib zlib (no-zstd !)
	compression: zstd zstd zstd (zstd !)			compression: zstd zstd zstd (zstd !)
	compression-level: default default default			compression-level: default default default
	$ cat .hg/requires			$ cat .hg/requires
	dotencode			dotencode
	exp-revlogv2.2			exp-revlogv2.2
	fncache			fncache

This is an archive of the discontinued Mercurial Phabricator instance.

changelogv2: introduce a "changelogv2" featureClosedPublic

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Revision ContentsChangeset List

Diff 28053

mercurial/changegroup.py

mercurial/configitems.py

mercurial/localrepo.py

mercurial/requirements.py

mercurial/revlog.py

mercurial/upgrade_utils/actions.py

tests/test-copies-chain-merge.t

tests/test-copies-in-changeset.t

tests/test-persistent-nodemap.t

tests/test-sidedata.t

tests/test-transaction-safety.t

tests/test-upgrade-repo.t

changelogv2: introduce a "changelogv2" feature
ClosedPublic

Revision Contents
Changeset List