Mercurial > hg
view mercurial/repository.py @ 38743:10d40c83205b stable
Added signature for changeset e90130af47ce
author | Augie Fackler <raf@durin42.com> |
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date | Thu, 19 Jul 2018 14:17:26 -0400 |
parents | 0db41eb0a3ac |
children | a232e6744ba3 |
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# repository.py - Interfaces and base classes for repositories and peers. # # Copyright 2017 Gregory Szorc <gregory.szorc@gmail.com> # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. from __future__ import absolute_import from .i18n import _ from . import ( error, ) from .utils import ( interfaceutil, ) class ipeerconnection(interfaceutil.Interface): """Represents a "connection" to a repository. This is the base interface for representing a connection to a repository. It holds basic properties and methods applicable to all peer types. This is not a complete interface definition and should not be used outside of this module. """ ui = interfaceutil.Attribute("""ui.ui instance""") def url(): """Returns a URL string representing this peer. Currently, implementations expose the raw URL used to construct the instance. It may contain credentials as part of the URL. The expectations of the value aren't well-defined and this could lead to data leakage. TODO audit/clean consumers and more clearly define the contents of this value. """ def local(): """Returns a local repository instance. If the peer represents a local repository, returns an object that can be used to interface with it. Otherwise returns ``None``. """ def peer(): """Returns an object conforming to this interface. Most implementations will ``return self``. """ def canpush(): """Returns a boolean indicating if this peer can be pushed to.""" def close(): """Close the connection to this peer. This is called when the peer will no longer be used. Resources associated with the peer should be cleaned up. """ class ipeercapabilities(interfaceutil.Interface): """Peer sub-interface related to capabilities.""" def capable(name): """Determine support for a named capability. Returns ``False`` if capability not supported. Returns ``True`` if boolean capability is supported. Returns a string if capability support is non-boolean. Capability strings may or may not map to wire protocol capabilities. """ def requirecap(name, purpose): """Require a capability to be present. Raises a ``CapabilityError`` if the capability isn't present. """ class ipeercommands(interfaceutil.Interface): """Client-side interface for communicating over the wire protocol. This interface is used as a gateway to the Mercurial wire protocol. methods commonly call wire protocol commands of the same name. """ def branchmap(): """Obtain heads in named branches. Returns a dict mapping branch name to an iterable of nodes that are heads on that branch. """ def capabilities(): """Obtain capabilities of the peer. Returns a set of string capabilities. """ def clonebundles(): """Obtains the clone bundles manifest for the repo. Returns the manifest as unparsed bytes. """ def debugwireargs(one, two, three=None, four=None, five=None): """Used to facilitate debugging of arguments passed over the wire.""" def getbundle(source, **kwargs): """Obtain remote repository data as a bundle. This command is how the bulk of repository data is transferred from the peer to the local repository Returns a generator of bundle data. """ def heads(): """Determine all known head revisions in the peer. Returns an iterable of binary nodes. """ def known(nodes): """Determine whether multiple nodes are known. Accepts an iterable of nodes whose presence to check for. Returns an iterable of booleans indicating of the corresponding node at that index is known to the peer. """ def listkeys(namespace): """Obtain all keys in a pushkey namespace. Returns an iterable of key names. """ def lookup(key): """Resolve a value to a known revision. Returns a binary node of the resolved revision on success. """ def pushkey(namespace, key, old, new): """Set a value using the ``pushkey`` protocol. Arguments correspond to the pushkey namespace and key to operate on and the old and new values for that key. Returns a string with the peer result. The value inside varies by the namespace. """ def stream_out(): """Obtain streaming clone data. Successful result should be a generator of data chunks. """ def unbundle(bundle, heads, url): """Transfer repository data to the peer. This is how the bulk of data during a push is transferred. Returns the integer number of heads added to the peer. """ class ipeerlegacycommands(interfaceutil.Interface): """Interface for implementing support for legacy wire protocol commands. Wire protocol commands transition to legacy status when they are no longer used by modern clients. To facilitate identifying which commands are legacy, the interfaces are split. """ def between(pairs): """Obtain nodes between pairs of nodes. ``pairs`` is an iterable of node pairs. Returns an iterable of iterables of nodes corresponding to each requested pair. """ def branches(nodes): """Obtain ancestor changesets of specific nodes back to a branch point. For each requested node, the peer finds the first ancestor node that is a DAG root or is a merge. Returns an iterable of iterables with the resolved values for each node. """ def changegroup(nodes, source): """Obtain a changegroup with data for descendants of specified nodes.""" def changegroupsubset(bases, heads, source): pass class ipeercommandexecutor(interfaceutil.Interface): """Represents a mechanism to execute remote commands. This is the primary interface for requesting that wire protocol commands be executed. Instances of this interface are active in a context manager and have a well-defined lifetime. When the context manager exits, all outstanding requests are waited on. """ def callcommand(name, args): """Request that a named command be executed. Receives the command name and a dictionary of command arguments. Returns a ``concurrent.futures.Future`` that will resolve to the result of that command request. That exact value is left up to the implementation and possibly varies by command. Not all commands can coexist with other commands in an executor instance: it depends on the underlying wire protocol transport being used and the command itself. Implementations MAY call ``sendcommands()`` automatically if the requested command can not coexist with other commands in this executor. Implementations MAY call ``sendcommands()`` automatically when the future's ``result()`` is called. So, consumers using multiple commands with an executor MUST ensure that ``result()`` is not called until all command requests have been issued. """ def sendcommands(): """Trigger submission of queued command requests. Not all transports submit commands as soon as they are requested to run. When called, this method forces queued command requests to be issued. It will no-op if all commands have already been sent. When called, no more new commands may be issued with this executor. """ def close(): """Signal that this command request is finished. When called, no more new commands may be issued. All outstanding commands that have previously been issued are waited on before returning. This not only includes waiting for the futures to resolve, but also waiting for all response data to arrive. In other words, calling this waits for all on-wire state for issued command requests to finish. When used as a context manager, this method is called when exiting the context manager. This method may call ``sendcommands()`` if there are buffered commands. """ class ipeerrequests(interfaceutil.Interface): """Interface for executing commands on a peer.""" def commandexecutor(): """A context manager that resolves to an ipeercommandexecutor. The object this resolves to can be used to issue command requests to the peer. Callers should call its ``callcommand`` method to issue command requests. A new executor should be obtained for each distinct set of commands (possibly just a single command) that the consumer wants to execute as part of a single operation or round trip. This is because some peers are half-duplex and/or don't support persistent connections. e.g. in the case of HTTP peers, commands sent to an executor represent a single HTTP request. While some peers may support multiple command sends over the wire per executor, consumers need to code to the least capable peer. So it should be assumed that command executors buffer called commands until they are told to send them and that each command executor could result in a new connection or wire-level request being issued. """ class ipeerbase(ipeerconnection, ipeercapabilities, ipeerrequests): """Unified interface for peer repositories. All peer instances must conform to this interface. """ @interfaceutil.implementer(ipeerbase) class peer(object): """Base class for peer repositories.""" def capable(self, name): caps = self.capabilities() if name in caps: return True name = '%s=' % name for cap in caps: if cap.startswith(name): return cap[len(name):] return False def requirecap(self, name, purpose): if self.capable(name): return raise error.CapabilityError( _('cannot %s; remote repository does not support the %r ' 'capability') % (purpose, name)) class ifilerevisionssequence(interfaceutil.Interface): """Contains index data for all revisions of a file. Types implementing this behave like lists of tuples. The index in the list corresponds to the revision number. The values contain index metadata. The *null* revision (revision number -1) is always the last item in the index. """ def __len__(): """The total number of revisions.""" def __getitem__(rev): """Returns the object having a specific revision number. Returns an 8-tuple with the following fields: offset+flags Contains the offset and flags for the revision. 64-bit unsigned integer where first 6 bytes are the offset and the next 2 bytes are flags. The offset can be 0 if it is not used by the store. compressed size Size of the revision data in the store. It can be 0 if it isn't needed by the store. uncompressed size Fulltext size. It can be 0 if it isn't needed by the store. base revision Revision number of revision the delta for storage is encoded against. -1 indicates not encoded against a base revision. link revision Revision number of changelog revision this entry is related to. p1 revision Revision number of 1st parent. -1 if no 1st parent. p2 revision Revision number of 2nd parent. -1 if no 1st parent. node Binary node value for this revision number. Negative values should index off the end of the sequence. ``-1`` should return the null revision. ``-2`` should return the most recent revision. """ def __contains__(rev): """Whether a revision number exists.""" def insert(self, i, entry): """Add an item to the index at specific revision.""" class ifileindex(interfaceutil.Interface): """Storage interface for index data of a single file. File storage data is divided into index metadata and data storage. This interface defines the index portion of the interface. The index logically consists of: * A mapping between revision numbers and nodes. * DAG data (storing and querying the relationship between nodes). * Metadata to facilitate storage. """ index = interfaceutil.Attribute( """An ``ifilerevisionssequence`` instance.""") def __len__(): """Obtain the number of revisions stored for this file.""" def __iter__(): """Iterate over revision numbers for this file.""" def revs(start=0, stop=None): """Iterate over revision numbers for this file, with control.""" def parents(node): """Returns a 2-tuple of parent nodes for a revision. Values will be ``nullid`` if the parent is empty. """ def parentrevs(rev): """Like parents() but operates on revision numbers.""" def rev(node): """Obtain the revision number given a node. Raises ``error.LookupError`` if the node is not known. """ def node(rev): """Obtain the node value given a revision number. Raises ``IndexError`` if the node is not known. """ def lookup(node): """Attempt to resolve a value to a node. Value can be a binary node, hex node, revision number, or a string that can be converted to an integer. Raises ``error.LookupError`` if a node could not be resolved. """ def linkrev(rev): """Obtain the changeset revision number a revision is linked to.""" def flags(rev): """Obtain flags used to affect storage of a revision.""" def iscensored(rev): """Return whether a revision's content has been censored.""" def commonancestorsheads(node1, node2): """Obtain an iterable of nodes containing heads of common ancestors. See ``ancestor.commonancestorsheads()``. """ def descendants(revs): """Obtain descendant revision numbers for a set of revision numbers. If ``nullrev`` is in the set, this is equivalent to ``revs()``. """ def headrevs(): """Obtain a list of revision numbers that are DAG heads. The list is sorted oldest to newest. TODO determine if sorting is required. """ def heads(start=None, stop=None): """Obtain a list of nodes that are DAG heads, with control. The set of revisions examined can be limited by specifying ``start`` and ``stop``. ``start`` is a node. ``stop`` is an iterable of nodes. DAG traversal starts at earlier revision ``start`` and iterates forward until any node in ``stop`` is encountered. """ def children(node): """Obtain nodes that are children of a node. Returns a list of nodes. """ def deltaparent(rev): """"Return the revision that is a suitable parent to delta against.""" def candelta(baserev, rev): """"Whether a delta can be generated between two revisions.""" class ifiledata(interfaceutil.Interface): """Storage interface for data storage of a specific file. This complements ``ifileindex`` and provides an interface for accessing data for a tracked file. """ def rawsize(rev): """The size of the fulltext data for a revision as stored.""" def size(rev): """Obtain the fulltext size of file data. Any metadata is excluded from size measurements. Use ``rawsize()`` if metadata size is important. """ def checkhash(fulltext, node, p1=None, p2=None, rev=None): """Validate the stored hash of a given fulltext and node. Raises ``error.RevlogError`` is hash validation fails. """ def revision(node, raw=False): """"Obtain fulltext data for a node. By default, any storage transformations are applied before the data is returned. If ``raw`` is True, non-raw storage transformations are not applied. The fulltext data may contain a header containing metadata. Most consumers should use ``read()`` to obtain the actual file data. """ def read(node): """Resolve file fulltext data. This is similar to ``revision()`` except any metadata in the data headers is stripped. """ def renamed(node): """Obtain copy metadata for a node. Returns ``False`` if no copy metadata is stored or a 2-tuple of (path, node) from which this revision was copied. """ def cmp(node, fulltext): """Compare fulltext to another revision. Returns True if the fulltext is different from what is stored. This takes copy metadata into account. TODO better document the copy metadata and censoring logic. """ def revdiff(rev1, rev2): """Obtain a delta between two revision numbers. Operates on raw data in the store (``revision(node, raw=True)``). The returned data is the result of ``bdiff.bdiff`` on the raw revision data. """ class ifilemutation(interfaceutil.Interface): """Storage interface for mutation events of a tracked file.""" def add(filedata, meta, transaction, linkrev, p1, p2): """Add a new revision to the store. Takes file data, dictionary of metadata, a transaction, linkrev, and parent nodes. Returns the node that was added. May no-op if a revision matching the supplied data is already stored. """ def addrevision(revisiondata, transaction, linkrev, p1, p2, node=None, flags=0, cachedelta=None): """Add a new revision to the store. This is similar to ``add()`` except it operates at a lower level. The data passed in already contains a metadata header, if any. ``node`` and ``flags`` can be used to define the expected node and the flags to use with storage. ``add()`` is usually called when adding files from e.g. the working directory. ``addrevision()`` is often called by ``add()`` and for scenarios where revision data has already been computed, such as when applying raw data from a peer repo. """ def addgroup(deltas, linkmapper, transaction, addrevisioncb=None): """Process a series of deltas for storage. ``deltas`` is an iterable of 7-tuples of (node, p1, p2, linknode, deltabase, delta, flags) defining revisions to add. The ``delta`` field contains ``mpatch`` data to apply to a base revision, identified by ``deltabase``. The base node can be ``nullid``, in which case the header from the delta can be ignored and the delta used as the fulltext. ``addrevisioncb`` should be called for each node as it is committed. Returns a list of nodes that were processed. A node will be in the list even if it existed in the store previously. """ def getstrippoint(minlink): """Find the minimum revision that must be stripped to strip a linkrev. Returns a 2-tuple containing the minimum revision number and a set of all revisions numbers that would be broken by this strip. TODO this is highly revlog centric and should be abstracted into a higher-level deletion API. ``repair.strip()`` relies on this. """ def strip(minlink, transaction): """Remove storage of items starting at a linkrev. This uses ``getstrippoint()`` to determine the first node to remove. Then it effectively truncates storage for all revisions after that. TODO this is highly revlog centric and should be abstracted into a higher-level deletion API. """ class ifilestorage(ifileindex, ifiledata, ifilemutation): """Complete storage interface for a single tracked file.""" version = interfaceutil.Attribute( """Version number of storage. TODO this feels revlog centric and could likely be removed. """) storedeltachains = interfaceutil.Attribute( """Whether the store stores deltas. TODO deltachains are revlog centric. This can probably removed once there are better abstractions for obtaining/writing data. """) _generaldelta = interfaceutil.Attribute( """Whether deltas can be against any parent revision. TODO this is used by changegroup code and it could probably be folded into another API. """) def files(): """Obtain paths that are backing storage for this file. TODO this is used heavily by verify code and there should probably be a better API for that. """ def checksize(): """Obtain the expected sizes of backing files. TODO this is used by verify and it should not be part of the interface. """ class idirs(interfaceutil.Interface): """Interface representing a collection of directories from paths. This interface is essentially a derived data structure representing directories from a collection of paths. """ def addpath(path): """Add a path to the collection. All directories in the path will be added to the collection. """ def delpath(path): """Remove a path from the collection. If the removal was the last path in a particular directory, the directory is removed from the collection. """ def __iter__(): """Iterate over the directories in this collection of paths.""" def __contains__(path): """Whether a specific directory is in this collection.""" class imanifestdict(interfaceutil.Interface): """Interface representing a manifest data structure. A manifest is effectively a dict mapping paths to entries. Each entry consists of a binary node and extra flags affecting that entry. """ def __getitem__(path): """Returns the binary node value for a path in the manifest. Raises ``KeyError`` if the path does not exist in the manifest. Equivalent to ``self.find(path)[0]``. """ def find(path): """Returns the entry for a path in the manifest. Returns a 2-tuple of (node, flags). Raises ``KeyError`` if the path does not exist in the manifest. """ def __len__(): """Return the number of entries in the manifest.""" def __nonzero__(): """Returns True if the manifest has entries, False otherwise.""" __bool__ = __nonzero__ def __setitem__(path, node): """Define the node value for a path in the manifest. If the path is already in the manifest, its flags will be copied to the new entry. """ def __contains__(path): """Whether a path exists in the manifest.""" def __delitem__(path): """Remove a path from the manifest. Raises ``KeyError`` if the path is not in the manifest. """ def __iter__(): """Iterate over paths in the manifest.""" def iterkeys(): """Iterate over paths in the manifest.""" def keys(): """Obtain a list of paths in the manifest.""" def filesnotin(other, match=None): """Obtain the set of paths in this manifest but not in another. ``match`` is an optional matcher function to be applied to both manifests. Returns a set of paths. """ def dirs(): """Returns an object implementing the ``idirs`` interface.""" def hasdir(dir): """Returns a bool indicating if a directory is in this manifest.""" def matches(match): """Generate a new manifest filtered through a matcher. Returns an object conforming to the ``imanifestdict`` interface. """ def walk(match): """Generator of paths in manifest satisfying a matcher. This is equivalent to ``self.matches(match).iterkeys()`` except a new manifest object is not created. If the matcher has explicit files listed and they don't exist in the manifest, ``match.bad()`` is called for each missing file. """ def diff(other, match=None, clean=False): """Find differences between this manifest and another. This manifest is compared to ``other``. If ``match`` is provided, the two manifests are filtered against this matcher and only entries satisfying the matcher are compared. If ``clean`` is True, unchanged files are included in the returned object. Returns a dict with paths as keys and values of 2-tuples of 2-tuples of the form ``((node1, flag1), (node2, flag2))`` where ``(node1, flag1)`` represents the node and flags for this manifest and ``(node2, flag2)`` are the same for the other manifest. """ def setflag(path, flag): """Set the flag value for a given path. Raises ``KeyError`` if the path is not already in the manifest. """ def get(path, default=None): """Obtain the node value for a path or a default value if missing.""" def flags(path, default=''): """Return the flags value for a path or a default value if missing.""" def copy(): """Return a copy of this manifest.""" def items(): """Returns an iterable of (path, node) for items in this manifest.""" def iteritems(): """Identical to items().""" def iterentries(): """Returns an iterable of (path, node, flags) for this manifest. Similar to ``iteritems()`` except items are a 3-tuple and include flags. """ def text(): """Obtain the raw data representation for this manifest. Result is used to create a manifest revision. """ def fastdelta(base, changes): """Obtain a delta between this manifest and another given changes. ``base`` in the raw data representation for another manifest. ``changes`` is an iterable of ``(path, to_delete)``. Returns a 2-tuple containing ``bytearray(self.text())`` and the delta between ``base`` and this manifest. """ class imanifestrevisionbase(interfaceutil.Interface): """Base interface representing a single revision of a manifest. Should not be used as a primary interface: should always be inherited as part of a larger interface. """ def new(): """Obtain a new manifest instance. Returns an object conforming to the ``imanifestrevisionwritable`` interface. The instance will be associated with the same ``imanifestlog`` collection as this instance. """ def copy(): """Obtain a copy of this manifest instance. Returns an object conforming to the ``imanifestrevisionwritable`` interface. The instance will be associated with the same ``imanifestlog`` collection as this instance. """ def read(): """Obtain the parsed manifest data structure. The returned object conforms to the ``imanifestdict`` interface. """ class imanifestrevisionstored(imanifestrevisionbase): """Interface representing a manifest revision committed to storage.""" def node(): """The binary node for this manifest.""" parents = interfaceutil.Attribute( """List of binary nodes that are parents for this manifest revision.""" ) def readdelta(shallow=False): """Obtain the manifest data structure representing changes from parent. This manifest is compared to its 1st parent. A new manifest representing those differences is constructed. The returned object conforms to the ``imanifestdict`` interface. """ def readfast(shallow=False): """Calls either ``read()`` or ``readdelta()``. The faster of the two options is called. """ def find(key): """Calls self.read().find(key)``. Returns a 2-tuple of ``(node, flags)`` or raises ``KeyError``. """ class imanifestrevisionwritable(imanifestrevisionbase): """Interface representing a manifest revision that can be committed.""" def write(transaction, linkrev, p1node, p2node, added, removed): """Add this revision to storage. Takes a transaction object, the changeset revision number it will be associated with, its parent nodes, and lists of added and removed paths. Returns the binary node of the created revision. """ class imanifestlog(interfaceutil.Interface): """Interface representing a collection of manifest snapshots.""" def __getitem__(node): """Obtain a manifest instance for a given binary node. Equivalent to calling ``self.get('', node)``. The returned object conforms to the ``imanifestrevisionstored`` interface. """ def get(dir, node, verify=True): """Retrieve the manifest instance for a given directory and binary node. ``node`` always refers to the node of the root manifest (which will be the only manifest if flat manifests are being used). If ``dir`` is the empty string, the root manifest is returned. Otherwise the manifest for the specified directory will be returned (requires tree manifests). If ``verify`` is True, ``LookupError`` is raised if the node is not known. The returned object conforms to the ``imanifestrevisionstored`` interface. """ def clearcaches(): """Clear caches associated with this collection.""" def rev(node): """Obtain the revision number for a binary node. Raises ``error.LookupError`` if the node is not known. """ def addgroup(deltas, linkmapper, transaction): """Process a series of deltas for storage. ``deltas`` is an iterable of 7-tuples of (node, p1, p2, linknode, deltabase, delta, flags) defining revisions to add. The ``delta`` field contains ``mpatch`` data to apply to a base revision, identified by ``deltabase``. The base node can be ``nullid``, in which case the header from the delta can be ignored and the delta used as the fulltext. Returns a list of nodes that were processed. A node will be in the list even if it existed in the store previously. """ class completelocalrepository(interfaceutil.Interface): """Monolithic interface for local repositories. This currently captures the reality of things - not how things should be. """ supportedformats = interfaceutil.Attribute( """Set of requirements that apply to stream clone. This is actually a class attribute and is shared among all instances. """) openerreqs = interfaceutil.Attribute( """Set of requirements that are passed to the opener. This is actually a class attribute and is shared among all instances. """) supported = interfaceutil.Attribute( """Set of requirements that this repo is capable of opening.""") requirements = interfaceutil.Attribute( """Set of requirements this repo uses.""") filtername = interfaceutil.Attribute( """Name of the repoview that is active on this repo.""") wvfs = interfaceutil.Attribute( """VFS used to access the working directory.""") vfs = interfaceutil.Attribute( """VFS rooted at the .hg directory. Used to access repository data not in the store. """) svfs = interfaceutil.Attribute( """VFS rooted at the store. Used to access repository data in the store. Typically .hg/store. But can point elsewhere if the store is shared. """) root = interfaceutil.Attribute( """Path to the root of the working directory.""") path = interfaceutil.Attribute( """Path to the .hg directory.""") origroot = interfaceutil.Attribute( """The filesystem path that was used to construct the repo.""") auditor = interfaceutil.Attribute( """A pathauditor for the working directory. This checks if a path refers to a nested repository. Operates on the filesystem. """) nofsauditor = interfaceutil.Attribute( """A pathauditor for the working directory. This is like ``auditor`` except it doesn't do filesystem checks. """) baseui = interfaceutil.Attribute( """Original ui instance passed into constructor.""") ui = interfaceutil.Attribute( """Main ui instance for this instance.""") sharedpath = interfaceutil.Attribute( """Path to the .hg directory of the repo this repo was shared from.""") store = interfaceutil.Attribute( """A store instance.""") spath = interfaceutil.Attribute( """Path to the store.""") sjoin = interfaceutil.Attribute( """Alias to self.store.join.""") cachevfs = interfaceutil.Attribute( """A VFS used to access the cache directory. Typically .hg/cache. """) filteredrevcache = interfaceutil.Attribute( """Holds sets of revisions to be filtered.""") names = interfaceutil.Attribute( """A ``namespaces`` instance.""") def close(): """Close the handle on this repository.""" def peer(): """Obtain an object conforming to the ``peer`` interface.""" def unfiltered(): """Obtain an unfiltered/raw view of this repo.""" def filtered(name, visibilityexceptions=None): """Obtain a named view of this repository.""" obsstore = interfaceutil.Attribute( """A store of obsolescence data.""") changelog = interfaceutil.Attribute( """A handle on the changelog revlog.""") manifestlog = interfaceutil.Attribute( """An instance conforming to the ``imanifestlog`` interface. Provides access to manifests for the repository. """) dirstate = interfaceutil.Attribute( """Working directory state.""") narrowpats = interfaceutil.Attribute( """Matcher patterns for this repository's narrowspec.""") def narrowmatch(): """Obtain a matcher for the narrowspec.""" def setnarrowpats(newincludes, newexcludes): """Define the narrowspec for this repository.""" def __getitem__(changeid): """Try to resolve a changectx.""" def __contains__(changeid): """Whether a changeset exists.""" def __nonzero__(): """Always returns True.""" return True __bool__ = __nonzero__ def __len__(): """Returns the number of changesets in the repo.""" def __iter__(): """Iterate over revisions in the changelog.""" def revs(expr, *args): """Evaluate a revset. Emits revisions. """ def set(expr, *args): """Evaluate a revset. Emits changectx instances. """ def anyrevs(specs, user=False, localalias=None): """Find revisions matching one of the given revsets.""" def url(): """Returns a string representing the location of this repo.""" def hook(name, throw=False, **args): """Call a hook.""" def tags(): """Return a mapping of tag to node.""" def tagtype(tagname): """Return the type of a given tag.""" def tagslist(): """Return a list of tags ordered by revision.""" def nodetags(node): """Return the tags associated with a node.""" def nodebookmarks(node): """Return the list of bookmarks pointing to the specified node.""" def branchmap(): """Return a mapping of branch to heads in that branch.""" def revbranchcache(): pass def branchtip(branchtip, ignoremissing=False): """Return the tip node for a given branch.""" def lookup(key): """Resolve the node for a revision.""" def lookupbranch(key): """Look up the branch name of the given revision or branch name.""" def known(nodes): """Determine whether a series of nodes is known. Returns a list of bools. """ def local(): """Whether the repository is local.""" return True def publishing(): """Whether the repository is a publishing repository.""" def cancopy(): pass def shared(): """The type of shared repository or None.""" def wjoin(f, *insidef): """Calls self.vfs.reljoin(self.root, f, *insidef)""" def file(f): """Obtain a filelog for a tracked path. The returned type conforms to the ``ifilestorage`` interface. """ def setparents(p1, p2): """Set the parent nodes of the working directory.""" def filectx(path, changeid=None, fileid=None): """Obtain a filectx for the given file revision.""" def getcwd(): """Obtain the current working directory from the dirstate.""" def pathto(f, cwd=None): """Obtain the relative path to a file.""" def adddatafilter(name, fltr): pass def wread(filename): """Read a file from wvfs, using data filters.""" def wwrite(filename, data, flags, backgroundclose=False, **kwargs): """Write data to a file in the wvfs, using data filters.""" def wwritedata(filename, data): """Resolve data for writing to the wvfs, using data filters.""" def currenttransaction(): """Obtain the current transaction instance or None.""" def transaction(desc, report=None): """Open a new transaction to write to the repository.""" def undofiles(): """Returns a list of (vfs, path) for files to undo transactions.""" def recover(): """Roll back an interrupted transaction.""" def rollback(dryrun=False, force=False): """Undo the last transaction. DANGEROUS. """ def updatecaches(tr=None, full=False): """Warm repo caches.""" def invalidatecaches(): """Invalidate cached data due to the repository mutating.""" def invalidatevolatilesets(): pass def invalidatedirstate(): """Invalidate the dirstate.""" def invalidate(clearfilecache=False): pass def invalidateall(): pass def lock(wait=True): """Lock the repository store and return a lock instance.""" def wlock(wait=True): """Lock the non-store parts of the repository.""" def currentwlock(): """Return the wlock if it's held or None.""" def checkcommitpatterns(wctx, vdirs, match, status, fail): pass def commit(text='', user=None, date=None, match=None, force=False, editor=False, extra=None): """Add a new revision to the repository.""" def commitctx(ctx, error=False): """Commit a commitctx instance to the repository.""" def destroying(): """Inform the repository that nodes are about to be destroyed.""" def destroyed(): """Inform the repository that nodes have been destroyed.""" def status(node1='.', node2=None, match=None, ignored=False, clean=False, unknown=False, listsubrepos=False): """Convenience method to call repo[x].status().""" def addpostdsstatus(ps): pass def postdsstatus(): pass def clearpostdsstatus(): pass def heads(start=None): """Obtain list of nodes that are DAG heads.""" def branchheads(branch=None, start=None, closed=False): pass def branches(nodes): pass def between(pairs): pass def checkpush(pushop): pass prepushoutgoinghooks = interfaceutil.Attribute( """util.hooks instance.""") def pushkey(namespace, key, old, new): pass def listkeys(namespace): pass def debugwireargs(one, two, three=None, four=None, five=None): pass def savecommitmessage(text): pass