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# context.py - changeset and file context objects for mercurial
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#
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# Copyright 2006, 2007 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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import re
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from node import nullid, nullrev, wdirid, short, hex, bin
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from i18n import _
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import mdiff, error, util, scmutil, subrepo, patch, encoding, phases
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import match as matchmod
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import os, errno, stat
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import obsolete as obsmod
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import repoview
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import fileset
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import revlog
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propertycache = util.propertycache
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# Phony node value to stand-in for new files in some uses of
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# manifests. Manifests support 21-byte hashes for nodes which are
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# dirty in the working copy.
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_newnode = '!' * 21
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nonascii = re.compile(r'[^\x21-\x7f]').search
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class basectx(object):
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"""A basectx object represents the common logic for its children:
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changectx: read-only context that is already present in the repo,
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workingctx: a context that represents the working directory and can
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be committed,
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memctx: a context that represents changes in-memory and can also
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be committed."""
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def __new__(cls, repo, changeid='', *args, **kwargs):
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if isinstance(changeid, basectx):
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return changeid
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o = super(basectx, cls).__new__(cls)
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o._repo = repo
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o._rev = nullrev
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o._node = nullid
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return o
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def __str__(self):
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return short(self.node())
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def __int__(self):
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return self.rev()
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def __repr__(self):
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return "<%s %s>" % (type(self).__name__, str(self))
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def __eq__(self, other):
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try:
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return type(self) == type(other) and self._rev == other._rev
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except AttributeError:
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return False
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def __ne__(self, other):
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return not (self == other)
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def __contains__(self, key):
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return key in self._manifest
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def __getitem__(self, key):
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return self.filectx(key)
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def __iter__(self):
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return iter(self._manifest)
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def _manifestmatches(self, match, s):
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"""generate a new manifest filtered by the match argument
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This method is for internal use only and mainly exists to provide an
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object oriented way for other contexts to customize the manifest
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generation.
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"""
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return self.manifest().matches(match)
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def _matchstatus(self, other, match):
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"""return match.always if match is none
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This internal method provides a way for child objects to override the
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match operator.
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"""
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return match or matchmod.always(self._repo.root, self._repo.getcwd())
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def _buildstatus(self, other, s, match, listignored, listclean,
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listunknown):
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"""build a status with respect to another context"""
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# Load earliest manifest first for caching reasons. More specifically,
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# if you have revisions 1000 and 1001, 1001 is probably stored as a
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# delta against 1000. Thus, if you read 1000 first, we'll reconstruct
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# 1000 and cache it so that when you read 1001, we just need to apply a
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# delta to what's in the cache. So that's one full reconstruction + one
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# delta application.
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if self.rev() is not None and self.rev() < other.rev():
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self.manifest()
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mf1 = other._manifestmatches(match, s)
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mf2 = self._manifestmatches(match, s)
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modified, added = [], []
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removed = []
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clean = []
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deleted, unknown, ignored = s.deleted, s.unknown, s.ignored
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deletedset = set(deleted)
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d = mf1.diff(mf2, clean=listclean)
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for fn, value in d.iteritems():
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if fn in deletedset:
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continue
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if value is None:
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clean.append(fn)
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continue
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(node1, flag1), (node2, flag2) = value
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if node1 is None:
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added.append(fn)
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elif node2 is None:
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removed.append(fn)
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elif node2 != _newnode:
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# The file was not a new file in mf2, so an entry
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# from diff is really a difference.
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modified.append(fn)
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elif self[fn].cmp(other[fn]):
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# node2 was newnode, but the working file doesn't
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# match the one in mf1.
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modified.append(fn)
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else:
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clean.append(fn)
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if removed:
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# need to filter files if they are already reported as removed
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unknown = [fn for fn in unknown if fn not in mf1]
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ignored = [fn for fn in ignored if fn not in mf1]
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# if they're deleted, don't report them as removed
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removed = [fn for fn in removed if fn not in deletedset]
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return scmutil.status(modified, added, removed, deleted, unknown,
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ignored, clean)
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@propertycache
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def substate(self):
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return subrepo.state(self, self._repo.ui)
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def subrev(self, subpath):
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return self.substate[subpath][1]
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def rev(self):
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return self._rev
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def node(self):
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return self._node
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def hex(self):
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return hex(self.node())
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def manifest(self):
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return self._manifest
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def repo(self):
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return self._repo
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def phasestr(self):
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return phases.phasenames[self.phase()]
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def mutable(self):
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return self.phase() > phases.public
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def getfileset(self, expr):
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return fileset.getfileset(self, expr)
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def obsolete(self):
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"""True if the changeset is obsolete"""
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return self.rev() in obsmod.getrevs(self._repo, 'obsolete')
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def extinct(self):
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"""True if the changeset is extinct"""
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return self.rev() in obsmod.getrevs(self._repo, 'extinct')
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def unstable(self):
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"""True if the changeset is not obsolete but it's ancestor are"""
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return self.rev() in obsmod.getrevs(self._repo, 'unstable')
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def bumped(self):
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"""True if the changeset try to be a successor of a public changeset
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Only non-public and non-obsolete changesets may be bumped.
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"""
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return self.rev() in obsmod.getrevs(self._repo, 'bumped')
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def divergent(self):
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"""Is a successors of a changeset with multiple possible successors set
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Only non-public and non-obsolete changesets may be divergent.
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"""
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return self.rev() in obsmod.getrevs(self._repo, 'divergent')
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def troubled(self):
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"""True if the changeset is either unstable, bumped or divergent"""
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return self.unstable() or self.bumped() or self.divergent()
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def troubles(self):
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"""return the list of troubles affecting this changesets.
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Troubles are returned as strings. possible values are:
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- unstable,
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- bumped,
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- divergent.
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"""
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troubles = []
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if self.unstable():
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troubles.append('unstable')
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if self.bumped():
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troubles.append('bumped')
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if self.divergent():
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troubles.append('divergent')
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return troubles
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def parents(self):
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"""return contexts for each parent changeset"""
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return self._parents
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def p1(self):
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return self._parents[0]
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def p2(self):
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if len(self._parents) == 2:
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return self._parents[1]
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return changectx(self._repo, -1)
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def _fileinfo(self, path):
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if '_manifest' in self.__dict__:
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try:
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return self._manifest[path], self._manifest.flags(path)
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except KeyError:
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raise error.ManifestLookupError(self._node, path,
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_('not found in manifest'))
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if '_manifestdelta' in self.__dict__ or path in self.files():
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if path in self._manifestdelta:
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return (self._manifestdelta[path],
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self._manifestdelta.flags(path))
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node, flag = self._repo.manifest.find(self._changeset[0], path)
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if not node:
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raise error.ManifestLookupError(self._node, path,
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_('not found in manifest'))
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return node, flag
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def filenode(self, path):
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return self._fileinfo(path)[0]
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def flags(self, path):
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try:
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return self._fileinfo(path)[1]
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except error.LookupError:
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return ''
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def sub(self, path):
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'''return a subrepo for the stored revision of path, never wdir()'''
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return subrepo.subrepo(self, path)
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def nullsub(self, path, pctx):
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return subrepo.nullsubrepo(self, path, pctx)
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def workingsub(self, path):
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'''return a subrepo for the stored revision, or wdir if this is a wdir
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context.
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'''
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return subrepo.subrepo(self, path, allowwdir=True)
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def match(self, pats=[], include=None, exclude=None, default='glob',
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listsubrepos=False, badfn=None):
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r = self._repo
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return matchmod.match(r.root, r.getcwd(), pats,
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include, exclude, default,
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auditor=r.auditor, ctx=self,
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listsubrepos=listsubrepos, badfn=badfn)
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def diff(self, ctx2=None, match=None, **opts):
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"""Returns a diff generator for the given contexts and matcher"""
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if ctx2 is None:
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ctx2 = self.p1()
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if ctx2 is not None:
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ctx2 = self._repo[ctx2]
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diffopts = patch.diffopts(self._repo.ui, opts)
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return patch.diff(self._repo, ctx2, self, match=match, opts=diffopts)
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def dirs(self):
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return self._manifest.dirs()
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def hasdir(self, dir):
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return self._manifest.hasdir(dir)
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def dirty(self, missing=False, merge=True, branch=True):
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return False
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def status(self, other=None, match=None, listignored=False,
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listclean=False, listunknown=False, listsubrepos=False):
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"""return status of files between two nodes or node and working
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directory.
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If other is None, compare this node with working directory.
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returns (modified, added, removed, deleted, unknown, ignored, clean)
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"""
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ctx1 = self
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ctx2 = self._repo[other]
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# This next code block is, admittedly, fragile logic that tests for
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# reversing the contexts and wouldn't need to exist if it weren't for
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# the fast (and common) code path of comparing the working directory
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# with its first parent.
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#
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# What we're aiming for here is the ability to call:
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#
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# workingctx.status(parentctx)
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#
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# If we always built the manifest for each context and compared those,
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# then we'd be done. But the special case of the above call means we
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# just copy the manifest of the parent.
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reversed = False
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if (not isinstance(ctx1, changectx)
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and isinstance(ctx2, changectx)):
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reversed = True
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ctx1, ctx2 = ctx2, ctx1
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match = ctx2._matchstatus(ctx1, match)
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r = scmutil.status([], [], [], [], [], [], [])
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r = ctx2._buildstatus(ctx1, r, match, listignored, listclean,
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listunknown)
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if reversed:
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# Reverse added and removed. Clear deleted, unknown and ignored as
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# these make no sense to reverse.
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r = scmutil.status(r.modified, r.removed, r.added, [], [], [],
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r.clean)
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if listsubrepos:
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for subpath, sub in scmutil.itersubrepos(ctx1, ctx2):
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rev2 = ctx2.subrev(subpath)
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try:
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submatch = matchmod.narrowmatcher(subpath, match)
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s = sub.status(rev2, match=submatch, ignored=listignored,
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clean=listclean, unknown=listunknown,
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listsubrepos=True)
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for rfiles, sfiles in zip(r, s):
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rfiles.extend("%s/%s" % (subpath, f) for f in sfiles)
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except error.LookupError:
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self._repo.ui.status(_("skipping missing "
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"subrepository: %s\n") % subpath)
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for l in r:
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l.sort()
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return r
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def makememctx(repo, parents, text, user, date, branch, files, store,
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editor=None, extra=None):
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def getfilectx(repo, memctx, path):
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data, mode, copied = store.getfile(path)
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if data is None:
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return None
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islink, isexec = mode
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return memfilectx(repo, path, data, islink=islink, isexec=isexec,
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copied=copied, memctx=memctx)
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if extra is None:
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extra = {}
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if branch:
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extra['branch'] = encoding.fromlocal(branch)
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ctx = memctx(repo, parents, text, files, getfilectx, user,
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date, extra, editor)
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return ctx
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class changectx(basectx):
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"""A changecontext object makes access to data related to a particular
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changeset convenient. It represents a read-only context already present in
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the repo."""
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def __init__(self, repo, changeid=''):
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"""changeid is a revision number, node, or tag"""
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# since basectx.__new__ already took care of copying the object, we
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# don't need to do anything in __init__, so we just exit here
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if isinstance(changeid, basectx):
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return
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if changeid == '':
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changeid = '.'
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self._repo = repo
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try:
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if isinstance(changeid, int):
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self._node = repo.changelog.node(changeid)
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self._rev = changeid
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return
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if isinstance(changeid, long):
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changeid = str(changeid)
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if changeid == 'null':
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self._node = nullid
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self._rev = nullrev
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return
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if changeid == 'tip':
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self._node = repo.changelog.tip()
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self._rev = repo.changelog.rev(self._node)
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return
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if changeid == '.' or changeid == repo.dirstate.p1():
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# this is a hack to delay/avoid loading obsmarkers
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# when we know that '.' won't be hidden
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self._node = repo.dirstate.p1()
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self._rev = repo.unfiltered().changelog.rev(self._node)
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return
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if len(changeid) == 20:
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try:
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self._node = changeid
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self._rev = repo.changelog.rev(changeid)
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return
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except error.FilteredRepoLookupError:
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raise
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except LookupError:
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pass
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try:
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r = int(changeid)
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if str(r) != changeid:
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raise ValueError
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l = len(repo.changelog)
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if r < 0:
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r += l
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if r < 0 or r >= l:
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raise ValueError
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self._rev = r
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self._node = repo.changelog.node(r)
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return
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except error.FilteredIndexError:
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raise
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except (ValueError, OverflowError, IndexError):
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pass
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if len(changeid) == 40:
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try:
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self._node = bin(changeid)
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self._rev = repo.changelog.rev(self._node)
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return
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except error.FilteredLookupError:
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raise
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except (TypeError, LookupError):
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pass
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# lookup bookmarks through the name interface
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try:
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self._node = repo.names.singlenode(repo, changeid)
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|
|
self._rev = repo.changelog.rev(self._node)
|
|
|
return
|
|
|
except KeyError:
|
|
|
pass
|
|
|
except error.FilteredRepoLookupError:
|
|
|
raise
|
|
|
except error.RepoLookupError:
|
|
|
pass
|
|
|
|
|
|
self._node = repo.unfiltered().changelog._partialmatch(changeid)
|
|
|
if self._node is not None:
|
|
|
self._rev = repo.changelog.rev(self._node)
|
|
|
return
|
|
|
|
|
|
# lookup failed
|
|
|
# check if it might have come from damaged dirstate
|
|
|
#
|
|
|
# XXX we could avoid the unfiltered if we had a recognizable
|
|
|
# exception for filtered changeset access
|
|
|
if changeid in repo.unfiltered().dirstate.parents():
|
|
|
msg = _("working directory has unknown parent '%s'!")
|
|
|
raise error.Abort(msg % short(changeid))
|
|
|
try:
|
|
|
if len(changeid) == 20 and nonascii(changeid):
|
|
|
changeid = hex(changeid)
|
|
|
except TypeError:
|
|
|
pass
|
|
|
except (error.FilteredIndexError, error.FilteredLookupError,
|
|
|
error.FilteredRepoLookupError):
|
|
|
if repo.filtername.startswith('visible'):
|
|
|
msg = _("hidden revision '%s'") % changeid
|
|
|
hint = _('use --hidden to access hidden revisions')
|
|
|
raise error.FilteredRepoLookupError(msg, hint=hint)
|
|
|
msg = _("filtered revision '%s' (not in '%s' subset)")
|
|
|
msg %= (changeid, repo.filtername)
|
|
|
raise error.FilteredRepoLookupError(msg)
|
|
|
except IndexError:
|
|
|
pass
|
|
|
raise error.RepoLookupError(
|
|
|
_("unknown revision '%s'") % changeid)
|
|
|
|
|
|
def __hash__(self):
|
|
|
try:
|
|
|
return hash(self._rev)
|
|
|
except AttributeError:
|
|
|
return id(self)
|
|
|
|
|
|
def __nonzero__(self):
|
|
|
return self._rev != nullrev
|
|
|
|
|
|
@propertycache
|
|
|
def _changeset(self):
|
|
|
return self._repo.changelog.read(self.rev())
|
|
|
|
|
|
@propertycache
|
|
|
def _manifest(self):
|
|
|
return self._repo.manifest.read(self._changeset[0])
|
|
|
|
|
|
@propertycache
|
|
|
def _manifestdelta(self):
|
|
|
return self._repo.manifest.readdelta(self._changeset[0])
|
|
|
|
|
|
@propertycache
|
|
|
def _parents(self):
|
|
|
p = self._repo.changelog.parentrevs(self._rev)
|
|
|
if p[1] == nullrev:
|
|
|
p = p[:-1]
|
|
|
return [changectx(self._repo, x) for x in p]
|
|
|
|
|
|
def changeset(self):
|
|
|
return self._changeset
|
|
|
def manifestnode(self):
|
|
|
return self._changeset[0]
|
|
|
|
|
|
def user(self):
|
|
|
return self._changeset[1]
|
|
|
def date(self):
|
|
|
return self._changeset[2]
|
|
|
def files(self):
|
|
|
return self._changeset[3]
|
|
|
def description(self):
|
|
|
return self._changeset[4]
|
|
|
def branch(self):
|
|
|
return encoding.tolocal(self._changeset[5].get("branch"))
|
|
|
def closesbranch(self):
|
|
|
return 'close' in self._changeset[5]
|
|
|
def extra(self):
|
|
|
return self._changeset[5]
|
|
|
def tags(self):
|
|
|
return self._repo.nodetags(self._node)
|
|
|
def bookmarks(self):
|
|
|
return self._repo.nodebookmarks(self._node)
|
|
|
def phase(self):
|
|
|
return self._repo._phasecache.phase(self._repo, self._rev)
|
|
|
def hidden(self):
|
|
|
return self._rev in repoview.filterrevs(self._repo, 'visible')
|
|
|
|
|
|
def children(self):
|
|
|
"""return contexts for each child changeset"""
|
|
|
c = self._repo.changelog.children(self._node)
|
|
|
return [changectx(self._repo, x) for x in c]
|
|
|
|
|
|
def ancestors(self):
|
|
|
for a in self._repo.changelog.ancestors([self._rev]):
|
|
|
yield changectx(self._repo, a)
|
|
|
|
|
|
def descendants(self):
|
|
|
for d in self._repo.changelog.descendants([self._rev]):
|
|
|
yield changectx(self._repo, d)
|
|
|
|
|
|
def filectx(self, path, fileid=None, filelog=None):
|
|
|
"""get a file context from this changeset"""
|
|
|
if fileid is None:
|
|
|
fileid = self.filenode(path)
|
|
|
return filectx(self._repo, path, fileid=fileid,
|
|
|
changectx=self, filelog=filelog)
|
|
|
|
|
|
def ancestor(self, c2, warn=False):
|
|
|
"""return the "best" ancestor context of self and c2
|
|
|
|
|
|
If there are multiple candidates, it will show a message and check
|
|
|
merge.preferancestor configuration before falling back to the
|
|
|
revlog ancestor."""
|
|
|
# deal with workingctxs
|
|
|
n2 = c2._node
|
|
|
if n2 is None:
|
|
|
n2 = c2._parents[0]._node
|
|
|
cahs = self._repo.changelog.commonancestorsheads(self._node, n2)
|
|
|
if not cahs:
|
|
|
anc = nullid
|
|
|
elif len(cahs) == 1:
|
|
|
anc = cahs[0]
|
|
|
else:
|
|
|
# experimental config: merge.preferancestor
|
|
|
for r in self._repo.ui.configlist('merge', 'preferancestor', ['*']):
|
|
|
try:
|
|
|
ctx = changectx(self._repo, r)
|
|
|
except error.RepoLookupError:
|
|
|
continue
|
|
|
anc = ctx.node()
|
|
|
if anc in cahs:
|
|
|
break
|
|
|
else:
|
|
|
anc = self._repo.changelog.ancestor(self._node, n2)
|
|
|
if warn:
|
|
|
self._repo.ui.status(
|
|
|
(_("note: using %s as ancestor of %s and %s\n") %
|
|
|
(short(anc), short(self._node), short(n2))) +
|
|
|
''.join(_(" alternatively, use --config "
|
|
|
"merge.preferancestor=%s\n") %
|
|
|
short(n) for n in sorted(cahs) if n != anc))
|
|
|
return changectx(self._repo, anc)
|
|
|
|
|
|
def descendant(self, other):
|
|
|
"""True if other is descendant of this changeset"""
|
|
|
return self._repo.changelog.descendant(self._rev, other._rev)
|
|
|
|
|
|
def walk(self, match):
|
|
|
'''Generates matching file names.'''
|
|
|
|
|
|
# Wrap match.bad method to have message with nodeid
|
|
|
def bad(fn, msg):
|
|
|
# The manifest doesn't know about subrepos, so don't complain about
|
|
|
# paths into valid subrepos.
|
|
|
if any(fn == s or fn.startswith(s + '/')
|
|
|
for s in self.substate):
|
|
|
return
|
|
|
match.bad(fn, _('no such file in rev %s') % self)
|
|
|
|
|
|
m = matchmod.badmatch(match, bad)
|
|
|
return self._manifest.walk(m)
|
|
|
|
|
|
def matches(self, match):
|
|
|
return self.walk(match)
|
|
|
|
|
|
class basefilectx(object):
|
|
|
"""A filecontext object represents the common logic for its children:
|
|
|
filectx: read-only access to a filerevision that is already present
|
|
|
in the repo,
|
|
|
workingfilectx: a filecontext that represents files from the working
|
|
|
directory,
|
|
|
memfilectx: a filecontext that represents files in-memory."""
|
|
|
def __new__(cls, repo, path, *args, **kwargs):
|
|
|
return super(basefilectx, cls).__new__(cls)
|
|
|
|
|
|
@propertycache
|
|
|
def _filelog(self):
|
|
|
return self._repo.file(self._path)
|
|
|
|
|
|
@propertycache
|
|
|
def _changeid(self):
|
|
|
if '_changeid' in self.__dict__:
|
|
|
return self._changeid
|
|
|
elif '_changectx' in self.__dict__:
|
|
|
return self._changectx.rev()
|
|
|
elif '_descendantrev' in self.__dict__:
|
|
|
# this file context was created from a revision with a known
|
|
|
# descendant, we can (lazily) correct for linkrev aliases
|
|
|
return self._adjustlinkrev(self._path, self._filelog,
|
|
|
self._filenode, self._descendantrev)
|
|
|
else:
|
|
|
return self._filelog.linkrev(self._filerev)
|
|
|
|
|
|
@propertycache
|
|
|
def _filenode(self):
|
|
|
if '_fileid' in self.__dict__:
|
|
|
return self._filelog.lookup(self._fileid)
|
|
|
else:
|
|
|
return self._changectx.filenode(self._path)
|
|
|
|
|
|
@propertycache
|
|
|
def _filerev(self):
|
|
|
return self._filelog.rev(self._filenode)
|
|
|
|
|
|
@propertycache
|
|
|
def _repopath(self):
|
|
|
return self._path
|
|
|
|
|
|
def __nonzero__(self):
|
|
|
try:
|
|
|
self._filenode
|
|
|
return True
|
|
|
except error.LookupError:
|
|
|
# file is missing
|
|
|
return False
|
|
|
|
|
|
def __str__(self):
|
|
|
return "%s@%s" % (self.path(), self._changectx)
|
|
|
|
|
|
def __repr__(self):
|
|
|
return "<%s %s>" % (type(self).__name__, str(self))
|
|
|
|
|
|
def __hash__(self):
|
|
|
try:
|
|
|
return hash((self._path, self._filenode))
|
|
|
except AttributeError:
|
|
|
return id(self)
|
|
|
|
|
|
def __eq__(self, other):
|
|
|
try:
|
|
|
return (type(self) == type(other) and self._path == other._path
|
|
|
and self._filenode == other._filenode)
|
|
|
except AttributeError:
|
|
|
return False
|
|
|
|
|
|
def __ne__(self, other):
|
|
|
return not (self == other)
|
|
|
|
|
|
def filerev(self):
|
|
|
return self._filerev
|
|
|
def filenode(self):
|
|
|
return self._filenode
|
|
|
def flags(self):
|
|
|
return self._changectx.flags(self._path)
|
|
|
def filelog(self):
|
|
|
return self._filelog
|
|
|
def rev(self):
|
|
|
return self._changeid
|
|
|
def linkrev(self):
|
|
|
return self._filelog.linkrev(self._filerev)
|
|
|
def node(self):
|
|
|
return self._changectx.node()
|
|
|
def hex(self):
|
|
|
return self._changectx.hex()
|
|
|
def user(self):
|
|
|
return self._changectx.user()
|
|
|
def date(self):
|
|
|
return self._changectx.date()
|
|
|
def files(self):
|
|
|
return self._changectx.files()
|
|
|
def description(self):
|
|
|
return self._changectx.description()
|
|
|
def branch(self):
|
|
|
return self._changectx.branch()
|
|
|
def extra(self):
|
|
|
return self._changectx.extra()
|
|
|
def phase(self):
|
|
|
return self._changectx.phase()
|
|
|
def phasestr(self):
|
|
|
return self._changectx.phasestr()
|
|
|
def manifest(self):
|
|
|
return self._changectx.manifest()
|
|
|
def changectx(self):
|
|
|
return self._changectx
|
|
|
def repo(self):
|
|
|
return self._repo
|
|
|
|
|
|
def path(self):
|
|
|
return self._path
|
|
|
|
|
|
def isbinary(self):
|
|
|
try:
|
|
|
return util.binary(self.data())
|
|
|
except IOError:
|
|
|
return False
|
|
|
def isexec(self):
|
|
|
return 'x' in self.flags()
|
|
|
def islink(self):
|
|
|
return 'l' in self.flags()
|
|
|
|
|
|
def cmp(self, fctx):
|
|
|
"""compare with other file context
|
|
|
|
|
|
returns True if different than fctx.
|
|
|
"""
|
|
|
if (fctx._filerev is None
|
|
|
and (self._repo._encodefilterpats
|
|
|
# if file data starts with '\1\n', empty metadata block is
|
|
|
# prepended, which adds 4 bytes to filelog.size().
|
|
|
or self.size() - 4 == fctx.size())
|
|
|
or self.size() == fctx.size()):
|
|
|
return self._filelog.cmp(self._filenode, fctx.data())
|
|
|
|
|
|
return True
|
|
|
|
|
|
def _adjustlinkrev(self, path, filelog, fnode, srcrev, inclusive=False):
|
|
|
"""return the first ancestor of <srcrev> introducing <fnode>
|
|
|
|
|
|
If the linkrev of the file revision does not point to an ancestor of
|
|
|
srcrev, we'll walk down the ancestors until we find one introducing
|
|
|
this file revision.
|
|
|
|
|
|
:repo: a localrepository object (used to access changelog and manifest)
|
|
|
:path: the file path
|
|
|
:fnode: the nodeid of the file revision
|
|
|
:filelog: the filelog of this path
|
|
|
:srcrev: the changeset revision we search ancestors from
|
|
|
:inclusive: if true, the src revision will also be checked
|
|
|
"""
|
|
|
repo = self._repo
|
|
|
cl = repo.unfiltered().changelog
|
|
|
ma = repo.manifest
|
|
|
# fetch the linkrev
|
|
|
fr = filelog.rev(fnode)
|
|
|
lkr = filelog.linkrev(fr)
|
|
|
# hack to reuse ancestor computation when searching for renames
|
|
|
memberanc = getattr(self, '_ancestrycontext', None)
|
|
|
iteranc = None
|
|
|
if srcrev is None:
|
|
|
# wctx case, used by workingfilectx during mergecopy
|
|
|
revs = [p.rev() for p in self._repo[None].parents()]
|
|
|
inclusive = True # we skipped the real (revless) source
|
|
|
else:
|
|
|
revs = [srcrev]
|
|
|
if memberanc is None:
|
|
|
memberanc = iteranc = cl.ancestors(revs, lkr,
|
|
|
inclusive=inclusive)
|
|
|
# check if this linkrev is an ancestor of srcrev
|
|
|
if lkr not in memberanc:
|
|
|
if iteranc is None:
|
|
|
iteranc = cl.ancestors(revs, lkr, inclusive=inclusive)
|
|
|
for a in iteranc:
|
|
|
ac = cl.read(a) # get changeset data (we avoid object creation)
|
|
|
if path in ac[3]: # checking the 'files' field.
|
|
|
# The file has been touched, check if the content is
|
|
|
# similar to the one we search for.
|
|
|
if fnode == ma.readfast(ac[0]).get(path):
|
|
|
return a
|
|
|
# In theory, we should never get out of that loop without a result.
|
|
|
# But if manifest uses a buggy file revision (not children of the
|
|
|
# one it replaces) we could. Such a buggy situation will likely
|
|
|
# result is crash somewhere else at to some point.
|
|
|
return lkr
|
|
|
|
|
|
def introrev(self):
|
|
|
"""return the rev of the changeset which introduced this file revision
|
|
|
|
|
|
This method is different from linkrev because it take into account the
|
|
|
changeset the filectx was created from. It ensures the returned
|
|
|
revision is one of its ancestors. This prevents bugs from
|
|
|
'linkrev-shadowing' when a file revision is used by multiple
|
|
|
changesets.
|
|
|
"""
|
|
|
lkr = self.linkrev()
|
|
|
attrs = vars(self)
|
|
|
noctx = not ('_changeid' in attrs or '_changectx' in attrs)
|
|
|
if noctx or self.rev() == lkr:
|
|
|
return self.linkrev()
|
|
|
return self._adjustlinkrev(self._path, self._filelog, self._filenode,
|
|
|
self.rev(), inclusive=True)
|
|
|
|
|
|
def _parentfilectx(self, path, fileid, filelog):
|
|
|
"""create parent filectx keeping ancestry info for _adjustlinkrev()"""
|
|
|
fctx = filectx(self._repo, path, fileid=fileid, filelog=filelog)
|
|
|
if '_changeid' in vars(self) or '_changectx' in vars(self):
|
|
|
# If self is associated with a changeset (probably explicitly
|
|
|
# fed), ensure the created filectx is associated with a
|
|
|
# changeset that is an ancestor of self.changectx.
|
|
|
# This lets us later use _adjustlinkrev to get a correct link.
|
|
|
fctx._descendantrev = self.rev()
|
|
|
fctx._ancestrycontext = getattr(self, '_ancestrycontext', None)
|
|
|
elif '_descendantrev' in vars(self):
|
|
|
# Otherwise propagate _descendantrev if we have one associated.
|
|
|
fctx._descendantrev = self._descendantrev
|
|
|
fctx._ancestrycontext = getattr(self, '_ancestrycontext', None)
|
|
|
return fctx
|
|
|
|
|
|
def parents(self):
|
|
|
_path = self._path
|
|
|
fl = self._filelog
|
|
|
parents = self._filelog.parents(self._filenode)
|
|
|
pl = [(_path, node, fl) for node in parents if node != nullid]
|
|
|
|
|
|
r = fl.renamed(self._filenode)
|
|
|
if r:
|
|
|
# - In the simple rename case, both parent are nullid, pl is empty.
|
|
|
# - In case of merge, only one of the parent is null id and should
|
|
|
# be replaced with the rename information. This parent is -always-
|
|
|
# the first one.
|
|
|
#
|
|
|
# As null id have always been filtered out in the previous list
|
|
|
# comprehension, inserting to 0 will always result in "replacing
|
|
|
# first nullid parent with rename information.
|
|
|
pl.insert(0, (r[0], r[1], self._repo.file(r[0])))
|
|
|
|
|
|
return [self._parentfilectx(path, fnode, l) for path, fnode, l in pl]
|
|
|
|
|
|
def p1(self):
|
|
|
return self.parents()[0]
|
|
|
|
|
|
def p2(self):
|
|
|
p = self.parents()
|
|
|
if len(p) == 2:
|
|
|
return p[1]
|
|
|
return filectx(self._repo, self._path, fileid=-1, filelog=self._filelog)
|
|
|
|
|
|
def annotate(self, follow=False, linenumber=None, diffopts=None):
|
|
|
'''returns a list of tuples of (ctx, line) for each line
|
|
|
in the file, where ctx is the filectx of the node where
|
|
|
that line was last changed.
|
|
|
This returns tuples of ((ctx, linenumber), line) for each line,
|
|
|
if "linenumber" parameter is NOT "None".
|
|
|
In such tuples, linenumber means one at the first appearance
|
|
|
in the managed file.
|
|
|
To reduce annotation cost,
|
|
|
this returns fixed value(False is used) as linenumber,
|
|
|
if "linenumber" parameter is "False".'''
|
|
|
|
|
|
if linenumber is None:
|
|
|
def decorate(text, rev):
|
|
|
return ([rev] * len(text.splitlines()), text)
|
|
|
elif linenumber:
|
|
|
def decorate(text, rev):
|
|
|
size = len(text.splitlines())
|
|
|
return ([(rev, i) for i in xrange(1, size + 1)], text)
|
|
|
else:
|
|
|
def decorate(text, rev):
|
|
|
return ([(rev, False)] * len(text.splitlines()), text)
|
|
|
|
|
|
def pair(parent, child):
|
|
|
blocks = mdiff.allblocks(parent[1], child[1], opts=diffopts,
|
|
|
refine=True)
|
|
|
for (a1, a2, b1, b2), t in blocks:
|
|
|
# Changed blocks ('!') or blocks made only of blank lines ('~')
|
|
|
# belong to the child.
|
|
|
if t == '=':
|
|
|
child[0][b1:b2] = parent[0][a1:a2]
|
|
|
return child
|
|
|
|
|
|
getlog = util.lrucachefunc(lambda x: self._repo.file(x))
|
|
|
|
|
|
def parents(f):
|
|
|
# Cut _descendantrev here to mitigate the penalty of lazy linkrev
|
|
|
# adjustment. Otherwise, p._adjustlinkrev() would walk changelog
|
|
|
# from the topmost introrev (= srcrev) down to p.linkrev() if it
|
|
|
# isn't an ancestor of the srcrev.
|
|
|
f._changeid
|
|
|
pl = f.parents()
|
|
|
|
|
|
# Don't return renamed parents if we aren't following.
|
|
|
if not follow:
|
|
|
pl = [p for p in pl if p.path() == f.path()]
|
|
|
|
|
|
# renamed filectx won't have a filelog yet, so set it
|
|
|
# from the cache to save time
|
|
|
for p in pl:
|
|
|
if not '_filelog' in p.__dict__:
|
|
|
p._filelog = getlog(p.path())
|
|
|
|
|
|
return pl
|
|
|
|
|
|
# use linkrev to find the first changeset where self appeared
|
|
|
base = self
|
|
|
introrev = self.introrev()
|
|
|
if self.rev() != introrev:
|
|
|
base = self.filectx(self.filenode(), changeid=introrev)
|
|
|
if getattr(base, '_ancestrycontext', None) is None:
|
|
|
cl = self._repo.changelog
|
|
|
if introrev is None:
|
|
|
# wctx is not inclusive, but works because _ancestrycontext
|
|
|
# is used to test filelog revisions
|
|
|
ac = cl.ancestors([p.rev() for p in base.parents()],
|
|
|
inclusive=True)
|
|
|
else:
|
|
|
ac = cl.ancestors([introrev], inclusive=True)
|
|
|
base._ancestrycontext = ac
|
|
|
|
|
|
# This algorithm would prefer to be recursive, but Python is a
|
|
|
# bit recursion-hostile. Instead we do an iterative
|
|
|
# depth-first search.
|
|
|
|
|
|
visit = [base]
|
|
|
hist = {}
|
|
|
pcache = {}
|
|
|
needed = {base: 1}
|
|
|
while visit:
|
|
|
f = visit[-1]
|
|
|
pcached = f in pcache
|
|
|
if not pcached:
|
|
|
pcache[f] = parents(f)
|
|
|
|
|
|
ready = True
|
|
|
pl = pcache[f]
|
|
|
for p in pl:
|
|
|
if p not in hist:
|
|
|
ready = False
|
|
|
visit.append(p)
|
|
|
if not pcached:
|
|
|
needed[p] = needed.get(p, 0) + 1
|
|
|
if ready:
|
|
|
visit.pop()
|
|
|
reusable = f in hist
|
|
|
if reusable:
|
|
|
curr = hist[f]
|
|
|
else:
|
|
|
curr = decorate(f.data(), f)
|
|
|
for p in pl:
|
|
|
if not reusable:
|
|
|
curr = pair(hist[p], curr)
|
|
|
if needed[p] == 1:
|
|
|
del hist[p]
|
|
|
del needed[p]
|
|
|
else:
|
|
|
needed[p] -= 1
|
|
|
|
|
|
hist[f] = curr
|
|
|
pcache[f] = []
|
|
|
|
|
|
return zip(hist[base][0], hist[base][1].splitlines(True))
|
|
|
|
|
|
def ancestors(self, followfirst=False):
|
|
|
visit = {}
|
|
|
c = self
|
|
|
if followfirst:
|
|
|
cut = 1
|
|
|
else:
|
|
|
cut = None
|
|
|
|
|
|
while True:
|
|
|
for parent in c.parents()[:cut]:
|
|
|
visit[(parent.linkrev(), parent.filenode())] = parent
|
|
|
if not visit:
|
|
|
break
|
|
|
c = visit.pop(max(visit))
|
|
|
yield c
|
|
|
|
|
|
class filectx(basefilectx):
|
|
|
"""A filecontext object makes access to data related to a particular
|
|
|
filerevision convenient."""
|
|
|
def __init__(self, repo, path, changeid=None, fileid=None,
|
|
|
filelog=None, changectx=None):
|
|
|
"""changeid can be a changeset revision, node, or tag.
|
|
|
fileid can be a file revision or node."""
|
|
|
self._repo = repo
|
|
|
self._path = path
|
|
|
|
|
|
assert (changeid is not None
|
|
|
or fileid is not None
|
|
|
or changectx is not None), \
|
|
|
("bad args: changeid=%r, fileid=%r, changectx=%r"
|
|
|
% (changeid, fileid, changectx))
|
|
|
|
|
|
if filelog is not None:
|
|
|
self._filelog = filelog
|
|
|
|
|
|
if changeid is not None:
|
|
|
self._changeid = changeid
|
|
|
if changectx is not None:
|
|
|
self._changectx = changectx
|
|
|
if fileid is not None:
|
|
|
self._fileid = fileid
|
|
|
|
|
|
@propertycache
|
|
|
def _changectx(self):
|
|
|
try:
|
|
|
return changectx(self._repo, self._changeid)
|
|
|
except error.FilteredRepoLookupError:
|
|
|
# Linkrev may point to any revision in the repository. When the
|
|
|
# repository is filtered this may lead to `filectx` trying to build
|
|
|
# `changectx` for filtered revision. In such case we fallback to
|
|
|
# creating `changectx` on the unfiltered version of the reposition.
|
|
|
# This fallback should not be an issue because `changectx` from
|
|
|
# `filectx` are not used in complex operations that care about
|
|
|
# filtering.
|
|
|
#
|
|
|
# This fallback is a cheap and dirty fix that prevent several
|
|
|
# crashes. It does not ensure the behavior is correct. However the
|
|
|
# behavior was not correct before filtering either and "incorrect
|
|
|
# behavior" is seen as better as "crash"
|
|
|
#
|
|
|
# Linkrevs have several serious troubles with filtering that are
|
|
|
# complicated to solve. Proper handling of the issue here should be
|
|
|
# considered when solving linkrev issue are on the table.
|
|
|
return changectx(self._repo.unfiltered(), self._changeid)
|
|
|
|
|
|
def filectx(self, fileid, changeid=None):
|
|
|
'''opens an arbitrary revision of the file without
|
|
|
opening a new filelog'''
|
|
|
return filectx(self._repo, self._path, fileid=fileid,
|
|
|
filelog=self._filelog, changeid=changeid)
|
|
|
|
|
|
def data(self):
|
|
|
try:
|
|
|
return self._filelog.read(self._filenode)
|
|
|
except error.CensoredNodeError:
|
|
|
if self._repo.ui.config("censor", "policy", "abort") == "ignore":
|
|
|
return ""
|
|
|
raise error.Abort(_("censored node: %s") % short(self._filenode),
|
|
|
hint=_("set censor.policy to ignore errors"))
|
|
|
|
|
|
def size(self):
|
|
|
return self._filelog.size(self._filerev)
|
|
|
|
|
|
def renamed(self):
|
|
|
"""check if file was actually renamed in this changeset revision
|
|
|
|
|
|
If rename logged in file revision, we report copy for changeset only
|
|
|
if file revisions linkrev points back to the changeset in question
|
|
|
or both changeset parents contain different file revisions.
|
|
|
"""
|
|
|
|
|
|
renamed = self._filelog.renamed(self._filenode)
|
|
|
if not renamed:
|
|
|
return renamed
|
|
|
|
|
|
if self.rev() == self.linkrev():
|
|
|
return renamed
|
|
|
|
|
|
name = self.path()
|
|
|
fnode = self._filenode
|
|
|
for p in self._changectx.parents():
|
|
|
try:
|
|
|
if fnode == p.filenode(name):
|
|
|
return None
|
|
|
except error.LookupError:
|
|
|
pass
|
|
|
return renamed
|
|
|
|
|
|
def children(self):
|
|
|
# hard for renames
|
|
|
c = self._filelog.children(self._filenode)
|
|
|
return [filectx(self._repo, self._path, fileid=x,
|
|
|
filelog=self._filelog) for x in c]
|
|
|
|
|
|
class committablectx(basectx):
|
|
|
"""A committablectx object provides common functionality for a context that
|
|
|
wants the ability to commit, e.g. workingctx or memctx."""
|
|
|
def __init__(self, repo, text="", user=None, date=None, extra=None,
|
|
|
changes=None):
|
|
|
self._repo = repo
|
|
|
self._rev = None
|
|
|
self._node = None
|
|
|
self._text = text
|
|
|
if date:
|
|
|
self._date = util.parsedate(date)
|
|
|
if user:
|
|
|
self._user = user
|
|
|
if changes:
|
|
|
self._status = changes
|
|
|
|
|
|
self._extra = {}
|
|
|
if extra:
|
|
|
self._extra = extra.copy()
|
|
|
if 'branch' not in self._extra:
|
|
|
try:
|
|
|
branch = encoding.fromlocal(self._repo.dirstate.branch())
|
|
|
except UnicodeDecodeError:
|
|
|
raise error.Abort(_('branch name not in UTF-8!'))
|
|
|
self._extra['branch'] = branch
|
|
|
if self._extra['branch'] == '':
|
|
|
self._extra['branch'] = 'default'
|
|
|
|
|
|
def __str__(self):
|
|
|
return str(self._parents[0]) + "+"
|
|
|
|
|
|
def __nonzero__(self):
|
|
|
return True
|
|
|
|
|
|
def _buildflagfunc(self):
|
|
|
# Create a fallback function for getting file flags when the
|
|
|
# filesystem doesn't support them
|
|
|
|
|
|
copiesget = self._repo.dirstate.copies().get
|
|
|
|
|
|
if len(self._parents) < 2:
|
|
|
# when we have one parent, it's easy: copy from parent
|
|
|
man = self._parents[0].manifest()
|
|
|
def func(f):
|
|
|
f = copiesget(f, f)
|
|
|
return man.flags(f)
|
|
|
else:
|
|
|
# merges are tricky: we try to reconstruct the unstored
|
|
|
# result from the merge (issue1802)
|
|
|
p1, p2 = self._parents
|
|
|
pa = p1.ancestor(p2)
|
|
|
m1, m2, ma = p1.manifest(), p2.manifest(), pa.manifest()
|
|
|
|
|
|
def func(f):
|
|
|
f = copiesget(f, f) # may be wrong for merges with copies
|
|
|
fl1, fl2, fla = m1.flags(f), m2.flags(f), ma.flags(f)
|
|
|
if fl1 == fl2:
|
|
|
return fl1
|
|
|
if fl1 == fla:
|
|
|
return fl2
|
|
|
if fl2 == fla:
|
|
|
return fl1
|
|
|
return '' # punt for conflicts
|
|
|
|
|
|
return func
|
|
|
|
|
|
@propertycache
|
|
|
def _flagfunc(self):
|
|
|
return self._repo.dirstate.flagfunc(self._buildflagfunc)
|
|
|
|
|
|
@propertycache
|
|
|
def _manifest(self):
|
|
|
"""generate a manifest corresponding to the values in self._status
|
|
|
|
|
|
This reuse the file nodeid from parent, but we append an extra letter
|
|
|
when modified. Modified files get an extra 'm' while added files get
|
|
|
an extra 'a'. This is used by manifests merge to see that files
|
|
|
are different and by update logic to avoid deleting newly added files.
|
|
|
"""
|
|
|
|
|
|
man1 = self._parents[0].manifest()
|
|
|
man = man1.copy()
|
|
|
if len(self._parents) > 1:
|
|
|
man2 = self.p2().manifest()
|
|
|
def getman(f):
|
|
|
if f in man1:
|
|
|
return man1
|
|
|
return man2
|
|
|
else:
|
|
|
getman = lambda f: man1
|
|
|
|
|
|
copied = self._repo.dirstate.copies()
|
|
|
ff = self._flagfunc
|
|
|
for i, l in (("a", self._status.added), ("m", self._status.modified)):
|
|
|
for f in l:
|
|
|
orig = copied.get(f, f)
|
|
|
man[f] = getman(orig).get(orig, nullid) + i
|
|
|
try:
|
|
|
man.setflag(f, ff(f))
|
|
|
except OSError:
|
|
|
pass
|
|
|
|
|
|
for f in self._status.deleted + self._status.removed:
|
|
|
if f in man:
|
|
|
del man[f]
|
|
|
|
|
|
return man
|
|
|
|
|
|
@propertycache
|
|
|
def _status(self):
|
|
|
return self._repo.status()
|
|
|
|
|
|
@propertycache
|
|
|
def _user(self):
|
|
|
return self._repo.ui.username()
|
|
|
|
|
|
@propertycache
|
|
|
def _date(self):
|
|
|
return util.makedate()
|
|
|
|
|
|
def subrev(self, subpath):
|
|
|
return None
|
|
|
|
|
|
def manifestnode(self):
|
|
|
return None
|
|
|
def user(self):
|
|
|
return self._user or self._repo.ui.username()
|
|
|
def date(self):
|
|
|
return self._date
|
|
|
def description(self):
|
|
|
return self._text
|
|
|
def files(self):
|
|
|
return sorted(self._status.modified + self._status.added +
|
|
|
self._status.removed)
|
|
|
|
|
|
def modified(self):
|
|
|
return self._status.modified
|
|
|
def added(self):
|
|
|
return self._status.added
|
|
|
def removed(self):
|
|
|
return self._status.removed
|
|
|
def deleted(self):
|
|
|
return self._status.deleted
|
|
|
def branch(self):
|
|
|
return encoding.tolocal(self._extra['branch'])
|
|
|
def closesbranch(self):
|
|
|
return 'close' in self._extra
|
|
|
def extra(self):
|
|
|
return self._extra
|
|
|
|
|
|
def tags(self):
|
|
|
return []
|
|
|
|
|
|
def bookmarks(self):
|
|
|
b = []
|
|
|
for p in self.parents():
|
|
|
b.extend(p.bookmarks())
|
|
|
return b
|
|
|
|
|
|
def phase(self):
|
|
|
phase = phases.draft # default phase to draft
|
|
|
for p in self.parents():
|
|
|
phase = max(phase, p.phase())
|
|
|
return phase
|
|
|
|
|
|
def hidden(self):
|
|
|
return False
|
|
|
|
|
|
def children(self):
|
|
|
return []
|
|
|
|
|
|
def flags(self, path):
|
|
|
if '_manifest' in self.__dict__:
|
|
|
try:
|
|
|
return self._manifest.flags(path)
|
|
|
except KeyError:
|
|
|
return ''
|
|
|
|
|
|
try:
|
|
|
return self._flagfunc(path)
|
|
|
except OSError:
|
|
|
return ''
|
|
|
|
|
|
def ancestor(self, c2):
|
|
|
"""return the "best" ancestor context of self and c2"""
|
|
|
return self._parents[0].ancestor(c2) # punt on two parents for now
|
|
|
|
|
|
def walk(self, match):
|
|
|
'''Generates matching file names.'''
|
|
|
return sorted(self._repo.dirstate.walk(match, sorted(self.substate),
|
|
|
True, False))
|
|
|
|
|
|
def matches(self, match):
|
|
|
return sorted(self._repo.dirstate.matches(match))
|
|
|
|
|
|
def ancestors(self):
|
|
|
for p in self._parents:
|
|
|
yield p
|
|
|
for a in self._repo.changelog.ancestors(
|
|
|
[p.rev() for p in self._parents]):
|
|
|
yield changectx(self._repo, a)
|
|
|
|
|
|
def markcommitted(self, node):
|
|
|
"""Perform post-commit cleanup necessary after committing this ctx
|
|
|
|
|
|
Specifically, this updates backing stores this working context
|
|
|
wraps to reflect the fact that the changes reflected by this
|
|
|
workingctx have been committed. For example, it marks
|
|
|
modified and added files as normal in the dirstate.
|
|
|
|
|
|
"""
|
|
|
|
|
|
self._repo.dirstate.beginparentchange()
|
|
|
for f in self.modified() + self.added():
|
|
|
self._repo.dirstate.normal(f)
|
|
|
for f in self.removed():
|
|
|
self._repo.dirstate.drop(f)
|
|
|
self._repo.dirstate.setparents(node)
|
|
|
self._repo.dirstate.endparentchange()
|
|
|
|
|
|
# write changes out explicitly, because nesting wlock at
|
|
|
# runtime may prevent 'wlock.release()' in 'repo.commit()'
|
|
|
# from immediately doing so for subsequent changing files
|
|
|
self._repo.dirstate.write()
|
|
|
|
|
|
class workingctx(committablectx):
|
|
|
"""A workingctx object makes access to data related to
|
|
|
the current working directory convenient.
|
|
|
date - any valid date string or (unixtime, offset), or None.
|
|
|
user - username string, or None.
|
|
|
extra - a dictionary of extra values, or None.
|
|
|
changes - a list of file lists as returned by localrepo.status()
|
|
|
or None to use the repository status.
|
|
|
"""
|
|
|
def __init__(self, repo, text="", user=None, date=None, extra=None,
|
|
|
changes=None):
|
|
|
super(workingctx, self).__init__(repo, text, user, date, extra, changes)
|
|
|
|
|
|
def __iter__(self):
|
|
|
d = self._repo.dirstate
|
|
|
for f in d:
|
|
|
if d[f] != 'r':
|
|
|
yield f
|
|
|
|
|
|
def __contains__(self, key):
|
|
|
return self._repo.dirstate[key] not in "?r"
|
|
|
|
|
|
def hex(self):
|
|
|
return hex(wdirid)
|
|
|
|
|
|
@propertycache
|
|
|
def _parents(self):
|
|
|
p = self._repo.dirstate.parents()
|
|
|
if p[1] == nullid:
|
|
|
p = p[:-1]
|
|
|
return [changectx(self._repo, x) for x in p]
|
|
|
|
|
|
def filectx(self, path, filelog=None):
|
|
|
"""get a file context from the working directory"""
|
|
|
return workingfilectx(self._repo, path, workingctx=self,
|
|
|
filelog=filelog)
|
|
|
|
|
|
def dirty(self, missing=False, merge=True, branch=True):
|
|
|
"check whether a working directory is modified"
|
|
|
# check subrepos first
|
|
|
for s in sorted(self.substate):
|
|
|
if self.sub(s).dirty():
|
|
|
return True
|
|
|
# check current working dir
|
|
|
return ((merge and self.p2()) or
|
|
|
(branch and self.branch() != self.p1().branch()) or
|
|
|
self.modified() or self.added() or self.removed() or
|
|
|
(missing and self.deleted()))
|
|
|
|
|
|
def add(self, list, prefix=""):
|
|
|
join = lambda f: os.path.join(prefix, f)
|
|
|
wlock = self._repo.wlock()
|
|
|
ui, ds = self._repo.ui, self._repo.dirstate
|
|
|
try:
|
|
|
rejected = []
|
|
|
lstat = self._repo.wvfs.lstat
|
|
|
for f in list:
|
|
|
scmutil.checkportable(ui, join(f))
|
|
|
try:
|
|
|
st = lstat(f)
|
|
|
except OSError:
|
|
|
ui.warn(_("%s does not exist!\n") % join(f))
|
|
|
rejected.append(f)
|
|
|
continue
|
|
|
if st.st_size > 10000000:
|
|
|
ui.warn(_("%s: up to %d MB of RAM may be required "
|
|
|
"to manage this file\n"
|
|
|
"(use 'hg revert %s' to cancel the "
|
|
|
"pending addition)\n")
|
|
|
% (f, 3 * st.st_size // 1000000, join(f)))
|
|
|
if not (stat.S_ISREG(st.st_mode) or stat.S_ISLNK(st.st_mode)):
|
|
|
ui.warn(_("%s not added: only files and symlinks "
|
|
|
"supported currently\n") % join(f))
|
|
|
rejected.append(f)
|
|
|
elif ds[f] in 'amn':
|
|
|
ui.warn(_("%s already tracked!\n") % join(f))
|
|
|
elif ds[f] == 'r':
|
|
|
ds.normallookup(f)
|
|
|
else:
|
|
|
ds.add(f)
|
|
|
return rejected
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def forget(self, files, prefix=""):
|
|
|
join = lambda f: os.path.join(prefix, f)
|
|
|
wlock = self._repo.wlock()
|
|
|
try:
|
|
|
rejected = []
|
|
|
for f in files:
|
|
|
if f not in self._repo.dirstate:
|
|
|
self._repo.ui.warn(_("%s not tracked!\n") % join(f))
|
|
|
rejected.append(f)
|
|
|
elif self._repo.dirstate[f] != 'a':
|
|
|
self._repo.dirstate.remove(f)
|
|
|
else:
|
|
|
self._repo.dirstate.drop(f)
|
|
|
return rejected
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def undelete(self, list):
|
|
|
pctxs = self.parents()
|
|
|
wlock = self._repo.wlock()
|
|
|
try:
|
|
|
for f in list:
|
|
|
if self._repo.dirstate[f] != 'r':
|
|
|
self._repo.ui.warn(_("%s not removed!\n") % f)
|
|
|
else:
|
|
|
fctx = f in pctxs[0] and pctxs[0][f] or pctxs[1][f]
|
|
|
t = fctx.data()
|
|
|
self._repo.wwrite(f, t, fctx.flags())
|
|
|
self._repo.dirstate.normal(f)
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def copy(self, source, dest):
|
|
|
try:
|
|
|
st = self._repo.wvfs.lstat(dest)
|
|
|
except OSError as err:
|
|
|
if err.errno != errno.ENOENT:
|
|
|
raise
|
|
|
self._repo.ui.warn(_("%s does not exist!\n") % dest)
|
|
|
return
|
|
|
if not (stat.S_ISREG(st.st_mode) or stat.S_ISLNK(st.st_mode)):
|
|
|
self._repo.ui.warn(_("copy failed: %s is not a file or a "
|
|
|
"symbolic link\n") % dest)
|
|
|
else:
|
|
|
wlock = self._repo.wlock()
|
|
|
try:
|
|
|
if self._repo.dirstate[dest] in '?':
|
|
|
self._repo.dirstate.add(dest)
|
|
|
elif self._repo.dirstate[dest] in 'r':
|
|
|
self._repo.dirstate.normallookup(dest)
|
|
|
self._repo.dirstate.copy(source, dest)
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def match(self, pats=[], include=None, exclude=None, default='glob',
|
|
|
listsubrepos=False, badfn=None):
|
|
|
r = self._repo
|
|
|
|
|
|
# Only a case insensitive filesystem needs magic to translate user input
|
|
|
# to actual case in the filesystem.
|
|
|
if not util.checkcase(r.root):
|
|
|
return matchmod.icasefsmatcher(r.root, r.getcwd(), pats, include,
|
|
|
exclude, default, r.auditor, self,
|
|
|
listsubrepos=listsubrepos,
|
|
|
badfn=badfn)
|
|
|
return matchmod.match(r.root, r.getcwd(), pats,
|
|
|
include, exclude, default,
|
|
|
auditor=r.auditor, ctx=self,
|
|
|
listsubrepos=listsubrepos, badfn=badfn)
|
|
|
|
|
|
def _filtersuspectsymlink(self, files):
|
|
|
if not files or self._repo.dirstate._checklink:
|
|
|
return files
|
|
|
|
|
|
# Symlink placeholders may get non-symlink-like contents
|
|
|
# via user error or dereferencing by NFS or Samba servers,
|
|
|
# so we filter out any placeholders that don't look like a
|
|
|
# symlink
|
|
|
sane = []
|
|
|
for f in files:
|
|
|
if self.flags(f) == 'l':
|
|
|
d = self[f].data()
|
|
|
if d == '' or len(d) >= 1024 or '\n' in d or util.binary(d):
|
|
|
self._repo.ui.debug('ignoring suspect symlink placeholder'
|
|
|
' "%s"\n' % f)
|
|
|
continue
|
|
|
sane.append(f)
|
|
|
return sane
|
|
|
|
|
|
def _checklookup(self, files):
|
|
|
# check for any possibly clean files
|
|
|
if not files:
|
|
|
return [], []
|
|
|
|
|
|
modified = []
|
|
|
fixup = []
|
|
|
pctx = self._parents[0]
|
|
|
# do a full compare of any files that might have changed
|
|
|
for f in sorted(files):
|
|
|
if (f not in pctx or self.flags(f) != pctx.flags(f)
|
|
|
or pctx[f].cmp(self[f])):
|
|
|
modified.append(f)
|
|
|
else:
|
|
|
fixup.append(f)
|
|
|
|
|
|
# update dirstate for files that are actually clean
|
|
|
if fixup:
|
|
|
try:
|
|
|
# updating the dirstate is optional
|
|
|
# so we don't wait on the lock
|
|
|
# wlock can invalidate the dirstate, so cache normal _after_
|
|
|
# taking the lock
|
|
|
wlock = self._repo.wlock(False)
|
|
|
normal = self._repo.dirstate.normal
|
|
|
try:
|
|
|
for f in fixup:
|
|
|
normal(f)
|
|
|
# write changes out explicitly, because nesting
|
|
|
# wlock at runtime may prevent 'wlock.release()'
|
|
|
# below from doing so for subsequent changing files
|
|
|
self._repo.dirstate.write()
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
except error.LockError:
|
|
|
pass
|
|
|
return modified, fixup
|
|
|
|
|
|
def _manifestmatches(self, match, s):
|
|
|
"""Slow path for workingctx
|
|
|
|
|
|
The fast path is when we compare the working directory to its parent
|
|
|
which means this function is comparing with a non-parent; therefore we
|
|
|
need to build a manifest and return what matches.
|
|
|
"""
|
|
|
mf = self._repo['.']._manifestmatches(match, s)
|
|
|
for f in s.modified + s.added:
|
|
|
mf[f] = _newnode
|
|
|
mf.setflag(f, self.flags(f))
|
|
|
for f in s.removed:
|
|
|
if f in mf:
|
|
|
del mf[f]
|
|
|
return mf
|
|
|
|
|
|
def _dirstatestatus(self, match=None, ignored=False, clean=False,
|
|
|
unknown=False):
|
|
|
'''Gets the status from the dirstate -- internal use only.'''
|
|
|
listignored, listclean, listunknown = ignored, clean, unknown
|
|
|
match = match or matchmod.always(self._repo.root, self._repo.getcwd())
|
|
|
subrepos = []
|
|
|
if '.hgsub' in self:
|
|
|
subrepos = sorted(self.substate)
|
|
|
cmp, s = self._repo.dirstate.status(match, subrepos, listignored,
|
|
|
listclean, listunknown)
|
|
|
|
|
|
# check for any possibly clean files
|
|
|
if cmp:
|
|
|
modified2, fixup = self._checklookup(cmp)
|
|
|
s.modified.extend(modified2)
|
|
|
|
|
|
# update dirstate for files that are actually clean
|
|
|
if fixup and listclean:
|
|
|
s.clean.extend(fixup)
|
|
|
|
|
|
if match.always():
|
|
|
# cache for performance
|
|
|
if s.unknown or s.ignored or s.clean:
|
|
|
# "_status" is cached with list*=False in the normal route
|
|
|
self._status = scmutil.status(s.modified, s.added, s.removed,
|
|
|
s.deleted, [], [], [])
|
|
|
else:
|
|
|
self._status = s
|
|
|
|
|
|
return s
|
|
|
|
|
|
def _buildstatus(self, other, s, match, listignored, listclean,
|
|
|
listunknown):
|
|
|
"""build a status with respect to another context
|
|
|
|
|
|
This includes logic for maintaining the fast path of status when
|
|
|
comparing the working directory against its parent, which is to skip
|
|
|
building a new manifest if self (working directory) is not comparing
|
|
|
against its parent (repo['.']).
|
|
|
"""
|
|
|
s = self._dirstatestatus(match, listignored, listclean, listunknown)
|
|
|
# Filter out symlinks that, in the case of FAT32 and NTFS filesystems,
|
|
|
# might have accidentally ended up with the entire contents of the file
|
|
|
# they are supposed to be linking to.
|
|
|
s.modified[:] = self._filtersuspectsymlink(s.modified)
|
|
|
if other != self._repo['.']:
|
|
|
s = super(workingctx, self)._buildstatus(other, s, match,
|
|
|
listignored, listclean,
|
|
|
listunknown)
|
|
|
return s
|
|
|
|
|
|
def _matchstatus(self, other, match):
|
|
|
"""override the match method with a filter for directory patterns
|
|
|
|
|
|
We use inheritance to customize the match.bad method only in cases of
|
|
|
workingctx since it belongs only to the working directory when
|
|
|
comparing against the parent changeset.
|
|
|
|
|
|
If we aren't comparing against the working directory's parent, then we
|
|
|
just use the default match object sent to us.
|
|
|
"""
|
|
|
superself = super(workingctx, self)
|
|
|
match = superself._matchstatus(other, match)
|
|
|
if other != self._repo['.']:
|
|
|
def bad(f, msg):
|
|
|
# 'f' may be a directory pattern from 'match.files()',
|
|
|
# so 'f not in ctx1' is not enough
|
|
|
if f not in other and not other.hasdir(f):
|
|
|
self._repo.ui.warn('%s: %s\n' %
|
|
|
(self._repo.dirstate.pathto(f), msg))
|
|
|
match.bad = bad
|
|
|
return match
|
|
|
|
|
|
class committablefilectx(basefilectx):
|
|
|
"""A committablefilectx provides common functionality for a file context
|
|
|
that wants the ability to commit, e.g. workingfilectx or memfilectx."""
|
|
|
def __init__(self, repo, path, filelog=None, ctx=None):
|
|
|
self._repo = repo
|
|
|
self._path = path
|
|
|
self._changeid = None
|
|
|
self._filerev = self._filenode = None
|
|
|
|
|
|
if filelog is not None:
|
|
|
self._filelog = filelog
|
|
|
if ctx:
|
|
|
self._changectx = ctx
|
|
|
|
|
|
def __nonzero__(self):
|
|
|
return True
|
|
|
|
|
|
def linkrev(self):
|
|
|
# linked to self._changectx no matter if file is modified or not
|
|
|
return self.rev()
|
|
|
|
|
|
def parents(self):
|
|
|
'''return parent filectxs, following copies if necessary'''
|
|
|
def filenode(ctx, path):
|
|
|
return ctx._manifest.get(path, nullid)
|
|
|
|
|
|
path = self._path
|
|
|
fl = self._filelog
|
|
|
pcl = self._changectx._parents
|
|
|
renamed = self.renamed()
|
|
|
|
|
|
if renamed:
|
|
|
pl = [renamed + (None,)]
|
|
|
else:
|
|
|
pl = [(path, filenode(pcl[0], path), fl)]
|
|
|
|
|
|
for pc in pcl[1:]:
|
|
|
pl.append((path, filenode(pc, path), fl))
|
|
|
|
|
|
return [self._parentfilectx(p, fileid=n, filelog=l)
|
|
|
for p, n, l in pl if n != nullid]
|
|
|
|
|
|
def children(self):
|
|
|
return []
|
|
|
|
|
|
class workingfilectx(committablefilectx):
|
|
|
"""A workingfilectx object makes access to data related to a particular
|
|
|
file in the working directory convenient."""
|
|
|
def __init__(self, repo, path, filelog=None, workingctx=None):
|
|
|
super(workingfilectx, self).__init__(repo, path, filelog, workingctx)
|
|
|
|
|
|
@propertycache
|
|
|
def _changectx(self):
|
|
|
return workingctx(self._repo)
|
|
|
|
|
|
def data(self):
|
|
|
return self._repo.wread(self._path)
|
|
|
def renamed(self):
|
|
|
rp = self._repo.dirstate.copied(self._path)
|
|
|
if not rp:
|
|
|
return None
|
|
|
return rp, self._changectx._parents[0]._manifest.get(rp, nullid)
|
|
|
|
|
|
def size(self):
|
|
|
return self._repo.wvfs.lstat(self._path).st_size
|
|
|
def date(self):
|
|
|
t, tz = self._changectx.date()
|
|
|
try:
|
|
|
return (util.statmtimesec(self._repo.wvfs.lstat(self._path)), tz)
|
|
|
except OSError as err:
|
|
|
if err.errno != errno.ENOENT:
|
|
|
raise
|
|
|
return (t, tz)
|
|
|
|
|
|
def cmp(self, fctx):
|
|
|
"""compare with other file context
|
|
|
|
|
|
returns True if different than fctx.
|
|
|
"""
|
|
|
# fctx should be a filectx (not a workingfilectx)
|
|
|
# invert comparison to reuse the same code path
|
|
|
return fctx.cmp(self)
|
|
|
|
|
|
def remove(self, ignoremissing=False):
|
|
|
"""wraps unlink for a repo's working directory"""
|
|
|
util.unlinkpath(self._repo.wjoin(self._path), ignoremissing)
|
|
|
|
|
|
def write(self, data, flags):
|
|
|
"""wraps repo.wwrite"""
|
|
|
self._repo.wwrite(self._path, data, flags)
|
|
|
|
|
|
class workingcommitctx(workingctx):
|
|
|
"""A workingcommitctx object makes access to data related to
|
|
|
the revision being committed convenient.
|
|
|
|
|
|
This hides changes in the working directory, if they aren't
|
|
|
committed in this context.
|
|
|
"""
|
|
|
def __init__(self, repo, changes,
|
|
|
text="", user=None, date=None, extra=None):
|
|
|
super(workingctx, self).__init__(repo, text, user, date, extra,
|
|
|
changes)
|
|
|
|
|
|
def _dirstatestatus(self, match=None, ignored=False, clean=False,
|
|
|
unknown=False):
|
|
|
"""Return matched files only in ``self._status``
|
|
|
|
|
|
Uncommitted files appear "clean" via this context, even if
|
|
|
they aren't actually so in the working directory.
|
|
|
"""
|
|
|
match = match or matchmod.always(self._repo.root, self._repo.getcwd())
|
|
|
if clean:
|
|
|
clean = [f for f in self._manifest if f not in self._changedset]
|
|
|
else:
|
|
|
clean = []
|
|
|
return scmutil.status([f for f in self._status.modified if match(f)],
|
|
|
[f for f in self._status.added if match(f)],
|
|
|
[f for f in self._status.removed if match(f)],
|
|
|
[], [], [], clean)
|
|
|
|
|
|
@propertycache
|
|
|
def _changedset(self):
|
|
|
"""Return the set of files changed in this context
|
|
|
"""
|
|
|
changed = set(self._status.modified)
|
|
|
changed.update(self._status.added)
|
|
|
changed.update(self._status.removed)
|
|
|
return changed
|
|
|
|
|
|
class memctx(committablectx):
|
|
|
"""Use memctx to perform in-memory commits via localrepo.commitctx().
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Revision information is supplied at initialization time while
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related files data and is made available through a callback
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mechanism. 'repo' is the current localrepo, 'parents' is a
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sequence of two parent revisions identifiers (pass None for every
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missing parent), 'text' is the commit message and 'files' lists
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names of files touched by the revision (normalized and relative to
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repository root).
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filectxfn(repo, memctx, path) is a callable receiving the
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repository, the current memctx object and the normalized path of
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requested file, relative to repository root. It is fired by the
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commit function for every file in 'files', but calls order is
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undefined. If the file is available in the revision being
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committed (updated or added), filectxfn returns a memfilectx
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object. If the file was removed, filectxfn raises an
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IOError. Moved files are represented by marking the source file
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removed and the new file added with copy information (see
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memfilectx).
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user receives the committer name and defaults to current
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repository username, date is the commit date in any format
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supported by util.parsedate() and defaults to current date, extra
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is a dictionary of metadata or is left empty.
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"""
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# Mercurial <= 3.1 expects the filectxfn to raise IOError for missing files.
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# Extensions that need to retain compatibility across Mercurial 3.1 can use
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# this field to determine what to do in filectxfn.
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_returnnoneformissingfiles = True
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def __init__(self, repo, parents, text, files, filectxfn, user=None,
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date=None, extra=None, editor=False):
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super(memctx, self).__init__(repo, text, user, date, extra)
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self._rev = None
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self._node = None
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parents = [(p or nullid) for p in parents]
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p1, p2 = parents
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self._parents = [changectx(self._repo, p) for p in (p1, p2)]
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files = sorted(set(files))
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self._files = files
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self.substate = {}
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# if store is not callable, wrap it in a function
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if not callable(filectxfn):
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def getfilectx(repo, memctx, path):
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fctx = filectxfn[path]
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# this is weird but apparently we only keep track of one parent
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# (why not only store that instead of a tuple?)
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copied = fctx.renamed()
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if copied:
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copied = copied[0]
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return memfilectx(repo, path, fctx.data(),
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islink=fctx.islink(), isexec=fctx.isexec(),
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copied=copied, memctx=memctx)
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self._filectxfn = getfilectx
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else:
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# "util.cachefunc" reduces invocation of possibly expensive
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# "filectxfn" for performance (e.g. converting from another VCS)
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self._filectxfn = util.cachefunc(filectxfn)
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if extra:
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self._extra = extra.copy()
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else:
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self._extra = {}
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if self._extra.get('branch', '') == '':
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self._extra['branch'] = 'default'
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if editor:
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self._text = editor(self._repo, self, [])
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self._repo.savecommitmessage(self._text)
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def filectx(self, path, filelog=None):
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"""get a file context from the working directory
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Returns None if file doesn't exist and should be removed."""
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return self._filectxfn(self._repo, self, path)
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def commit(self):
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"""commit context to the repo"""
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return self._repo.commitctx(self)
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@propertycache
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def _manifest(self):
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"""generate a manifest based on the return values of filectxfn"""
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# keep this simple for now; just worry about p1
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pctx = self._parents[0]
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man = pctx.manifest().copy()
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for f in self._status.modified:
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p1node = nullid
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p2node = nullid
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p = pctx[f].parents() # if file isn't in pctx, check p2?
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if len(p) > 0:
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p1node = p[0].node()
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if len(p) > 1:
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p2node = p[1].node()
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man[f] = revlog.hash(self[f].data(), p1node, p2node)
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for f in self._status.added:
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man[f] = revlog.hash(self[f].data(), nullid, nullid)
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for f in self._status.removed:
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if f in man:
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del man[f]
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return man
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@propertycache
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def _status(self):
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"""Calculate exact status from ``files`` specified at construction
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"""
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man1 = self.p1().manifest()
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p2 = self._parents[1]
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# "1 < len(self._parents)" can't be used for checking
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# existence of the 2nd parent, because "memctx._parents" is
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# explicitly initialized by the list, of which length is 2.
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if p2.node() != nullid:
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man2 = p2.manifest()
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managing = lambda f: f in man1 or f in man2
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else:
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managing = lambda f: f in man1
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modified, added, removed = [], [], []
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for f in self._files:
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if not managing(f):
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added.append(f)
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elif self[f]:
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modified.append(f)
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else:
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removed.append(f)
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return scmutil.status(modified, added, removed, [], [], [], [])
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class memfilectx(committablefilectx):
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"""memfilectx represents an in-memory file to commit.
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See memctx and committablefilectx for more details.
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"""
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def __init__(self, repo, path, data, islink=False,
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isexec=False, copied=None, memctx=None):
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"""
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path is the normalized file path relative to repository root.
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data is the file content as a string.
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islink is True if the file is a symbolic link.
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isexec is True if the file is executable.
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copied is the source file path if current file was copied in the
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revision being committed, or None."""
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super(memfilectx, self).__init__(repo, path, None, memctx)
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self._data = data
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self._flags = (islink and 'l' or '') + (isexec and 'x' or '')
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self._copied = None
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if copied:
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self._copied = (copied, nullid)
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def data(self):
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return self._data
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def size(self):
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return len(self.data())
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def flags(self):
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return self._flags
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def renamed(self):
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return self._copied
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def remove(self, ignoremissing=False):
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"""wraps unlink for a repo's working directory"""
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# need to figure out what to do here
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del self._changectx[self._path]
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def write(self, data, flags):
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"""wraps repo.wwrite"""
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self._data = data
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