mercurial-scm/hg: comparison mercurial/localrepo.py

equal deleted inserted replaced

-:77b8588dd84e
+:d7dcc75a3eae
 return changegroup.makechangegroup(self._repo, outgoing, b'01', source)
 # End of baselegacywirecommands interface.
-# Increment the sub-version when the revlog v2 format changes to lock out old
-# clients.
-REVLOGV2_REQUIREMENT = b'exp-revlogv2.1'
-# A repository with the sparserevlog feature will have delta chains that
-# can spread over a larger span. Sparse reading cuts these large spans into
-# pieces, so that each piece isn't too big.
-# Without the sparserevlog capability, reading from the repository could use
-# 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.
-# This is why once a repository has enabled sparse-read, it becomes required.
-SPARSEREVLOG_REQUIREMENT = b'sparserevlog'
-# A repository with the sidedataflag requirement will allow to store extra
-# information for revision without altering their original hashes.
-SIDEDATA_REQUIREMENT = b'exp-sidedata-flag'
-# A repository with the the copies-sidedata-changeset requirement will store
-# copies related information in changeset's sidedata.
-COPIESSDC_REQUIREMENT = b'exp-copies-sidedata-changeset'
-# The repository use persistent nodemap for the changelog and the manifest.
-NODEMAP_REQUIREMENT = b'persistent-nodemap'
 # Functions receiving (ui, features) that extensions can register to impact
 # the ability to load repositories with custom requirements. Only
 # functions defined in loaded extensions are called.
 #
 # The function receives a set of requirement strings that the repository
 # In the absence of another requirement superseding a revlog-related
 # requirement, we have to assume the repo is using revlog version 0.
 # This revlog format is super old and we don't bother trying to parse
 # opener options for it because those options wouldn't do anything
 # meaningful on such old repos.
-if b'revlogv1' in requirements or REVLOGV2_REQUIREMENT in requirements:
+if (
+b'revlogv1' in requirements
+or requirementsmod.REVLOGV2_REQUIREMENT in requirements
+):
 options.update(resolverevlogstorevfsoptions(ui, requirements, features))
 else:  # explicitly mark repo as using revlogv0
 options[b'revlogv0'] = True
-if COPIESSDC_REQUIREMENT in requirements:
+if requirementsmod.COPIESSDC_REQUIREMENT in requirements:
 options[b'copies-storage'] = b'changeset-sidedata'
 else:
 writecopiesto = ui.config(b'experimental', b'copies.write-to')
 copiesextramode = (b'changeset-only', b'compatibility')
 if writecopiesto in copiesextramode:
 options = {}
 options[b'flagprocessors'] = {}
 if b'revlogv1' in requirements:
 options[b'revlogv1'] = True
-if REVLOGV2_REQUIREMENT in requirements:
+if requirementsmod.REVLOGV2_REQUIREMENT in requirements:
 options[b'revlogv2'] = True
 if b'generaldelta' in requirements:
 options[b'generaldelta'] = True
 srmingapsize = ui.configbytes(b'experimental', b'sparse-read.min-gap-size')
 options[b'with-sparse-read'] = withsparseread
 options[b'sparse-read-density-threshold'] = srdensitythres
 options[b'sparse-read-min-gap-size'] = srmingapsize
-sparserevlog = SPARSEREVLOG_REQUIREMENT in requirements
+sparserevlog = requirementsmod.SPARSEREVLOG_REQUIREMENT in requirements
 options[b'sparse-revlog'] = sparserevlog
 if sparserevlog:
 options[b'generaldelta'] = True
-sidedata = SIDEDATA_REQUIREMENT in requirements
+sidedata = requirementsmod.SIDEDATA_REQUIREMENT in requirements
 options[b'side-data'] = sidedata
 maxchainlen = None
 if sparserevlog:
 maxchainlen = revlogconst.SPARSE_REVLOG_MAX_CHAIN_LENGTH
 if requirementsmod.NARROW_REQUIREMENT in requirements:
 options[b'enableellipsis'] = True
 if ui.configbool(b'experimental', b'rust.index'):
 options[b'rust.index'] = True
-if NODEMAP_REQUIREMENT in requirements:
+if requirementsmod.NODEMAP_REQUIREMENT in requirements:
 options[b'persistent-nodemap'] = True
 if ui.configbool(b'storage', b'revlog.nodemap.mmap'):
 options[b'persistent-nodemap.mmap'] = True
 epnm = ui.config(b'storage', b'revlog.nodemap.mode')
 options[b'persistent-nodemap.mode'] = epnm
 #    chains), and the code was deleted in 4.6.
 supportedformats = {
 b'revlogv1',
 b'generaldelta',
 requirementsmod.TREEMANIFEST_REQUIREMENT,
-COPIESSDC_REQUIREMENT,
+requirementsmod.COPIESSDC_REQUIREMENT,
-REVLOGV2_REQUIREMENT,
+requirementsmod.REVLOGV2_REQUIREMENT,
-SIDEDATA_REQUIREMENT,
+requirementsmod.SIDEDATA_REQUIREMENT,
-SPARSEREVLOG_REQUIREMENT,
+requirementsmod.SPARSEREVLOG_REQUIREMENT,
-NODEMAP_REQUIREMENT,
+requirementsmod.NODEMAP_REQUIREMENT,
 bookmarks.BOOKMARKS_IN_STORE_REQUIREMENT,
 }
 _basesupported = supportedformats | {
 b'store',
 b'fncache',
 self._sparsematchercache = {}
 self._extrafilterid = repoview.extrafilter(ui)
 self.filecopiesmode = None
-if COPIESSDC_REQUIREMENT in self.requirements:
+if requirementsmod.COPIESSDC_REQUIREMENT in self.requirements:
 self.filecopiesmode = b'changeset-sidedata'
 def _getvfsward(self, origfunc):
 """build a ward for self.vfs"""
 rref = weakref.ref(self)
 requirements.add(b'exp-compression-%s' % compengine)
 if scmutil.gdinitconfig(ui):
 requirements.add(b'generaldelta')
 if ui.configbool(b'format', b'sparse-revlog'):
-requirements.add(SPARSEREVLOG_REQUIREMENT)
+requirements.add(requirementsmod.SPARSEREVLOG_REQUIREMENT)
 # experimental config: format.exp-use-side-data
 if ui.configbool(b'format', b'exp-use-side-data'):
-requirements.add(SIDEDATA_REQUIREMENT)
+requirements.add(requirementsmod.SIDEDATA_REQUIREMENT)
 # experimental config: format.exp-use-copies-side-data-changeset
 if ui.configbool(b'format', b'exp-use-copies-side-data-changeset'):
-requirements.add(SIDEDATA_REQUIREMENT)
+requirements.add(requirementsmod.SIDEDATA_REQUIREMENT)
-requirements.add(COPIESSDC_REQUIREMENT)
+requirements.add(requirementsmod.COPIESSDC_REQUIREMENT)
 if ui.configbool(b'experimental', b'treemanifest'):
 requirements.add(requirementsmod.TREEMANIFEST_REQUIREMENT)
 revlogv2 = ui.config(b'experimental', b'revlogv2')
 if revlogv2 == b'enable-unstable-format-and-corrupt-my-data':
 requirements.remove(b'revlogv1')
 # generaldelta is implied by revlogv2.
 requirements.discard(b'generaldelta')
-requirements.add(REVLOGV2_REQUIREMENT)
+requirements.add(requirementsmod.REVLOGV2_REQUIREMENT)
 # experimental config: format.internal-phase
 if ui.configbool(b'format', b'internal-phase'):
 requirements.add(requirementsmod.INTERNAL_PHASE_REQUIREMENT)
 if createopts.get(b'narrowfiles'):
 if ui.configbool(b'format', b'bookmarks-in-store'):
 requirements.add(bookmarks.BOOKMARKS_IN_STORE_REQUIREMENT)
 if ui.configbool(b'format', b'use-persistent-nodemap'):
-requirements.add(NODEMAP_REQUIREMENT)
+requirements.add(requirementsmod.NODEMAP_REQUIREMENT)
 return requirements
 def checkrequirementscompat(ui, requirements):

changeset 45373	d7dcc75a3eae
parent 45372	77b8588dd84e
child 45386	034d94f8761b