[PATCH 5 of 6] lfs: convert to using exthelper to wrap functions
Matt Harbison
mharbison72 at gmail.com
Sat Dec 1 04:10:59 UTC 2018
# HG changeset patch
# User Matt Harbison <matt_harbison at yahoo.com>
# Date 1543374607 18000
# Tue Nov 27 22:10:07 2018 -0500
# Node ID 99150c56ee5f0f709380c46717fb283c615a911b
# Parent 9472a31f5d6537265a4a2caa249797e7d8e83046
lfs: convert to using exthelper to wrap functions
I'm not 100% sure that upgraderequirements() can be double annotated safely, but
it seems OK based on printing the address of the function being wrapped.
diff --git a/hgext/lfs/__init__.py b/hgext/lfs/__init__.py
--- a/hgext/lfs/__init__.py
+++ b/hgext/lfs/__init__.py
@@ -129,30 +129,23 @@ import sys
from mercurial.i18n import _
from mercurial import (
- bundle2,
- changegroup,
- cmdutil,
config,
context,
error,
exchange,
extensions,
+ exthelper,
filelog,
filesetlang,
localrepo,
minifileset,
node,
pycompat,
- registrar,
repository,
revlog,
scmutil,
templateutil,
- upgrade,
util,
- vfs as vfsmod,
- wireprotoserver,
- wireprotov1server,
)
from . import (
@@ -167,45 +160,46 @@ from . import (
# leave the attribute unspecified.
testedwith = 'ships-with-hg-core'
-configtable = {}
-configitem = registrar.configitem(configtable)
+eh = exthelper.exthelper()
+eh.merge(wrapper.eh)
+eh.merge(wireprotolfsserver.eh)
-configitem('experimental', 'lfs.serve',
+cmdtable = eh.cmdtable
+configtable = eh.configtable
+extsetup = eh.finalextsetup
+uisetup = eh.finaluisetup
+reposetup = eh.finalreposetup
+
+eh.configitem('experimental', 'lfs.serve',
default=True,
)
-configitem('experimental', 'lfs.user-agent',
+eh.configitem('experimental', 'lfs.user-agent',
default=None,
)
-configitem('experimental', 'lfs.disableusercache',
+eh.configitem('experimental', 'lfs.disableusercache',
default=False,
)
-configitem('experimental', 'lfs.worker-enable',
+eh.configitem('experimental', 'lfs.worker-enable',
default=False,
)
-configitem('lfs', 'url',
+eh.configitem('lfs', 'url',
default=None,
)
-configitem('lfs', 'usercache',
+eh.configitem('lfs', 'usercache',
default=None,
)
# Deprecated
-configitem('lfs', 'threshold',
+eh.configitem('lfs', 'threshold',
default=None,
)
-configitem('lfs', 'track',
+eh.configitem('lfs', 'track',
default='none()',
)
-configitem('lfs', 'retry',
+eh.configitem('lfs', 'retry',
default=5,
)
-cmdtable = {}
-command = registrar.command(cmdtable)
-
-templatekeyword = registrar.templatekeyword()
-filesetpredicate = registrar.filesetpredicate()
-
lfsprocessor = (
wrapper.readfromstore,
wrapper.writetostore,
@@ -216,10 +210,12 @@ def featuresetup(ui, supported):
# don't die on seeing a repo with the lfs requirement
supported |= {'lfs'}
-def uisetup(ui):
+ at eh.uisetup
+def _uisetup(ui):
localrepo.featuresetupfuncs.add(featuresetup)
-def reposetup(ui, repo):
+ at eh.reposetup
+def _reposetup(ui, repo):
# Nothing to do with a remote repo
if not repo.local():
return
@@ -305,6 +301,7 @@ def _trackedmatcher(repo):
return _match
+# Called by remotefilelog
def wrapfilelog(filelog):
wrapfunction = extensions.wrapfunction
@@ -312,6 +309,7 @@ def wrapfilelog(filelog):
wrapfunction(filelog, 'renamed', wrapper.filelogrenamed)
wrapfunction(filelog, 'size', wrapper.filelogsize)
+ at eh.wrapfunction(localrepo, 'resolverevlogstorevfsoptions')
def _resolverevlogstorevfsoptions(orig, ui, requirements, features):
opts = orig(ui, requirements, features)
for name, module in extensions.extensions(ui):
@@ -326,38 +324,10 @@ def _resolverevlogstorevfsoptions(orig,
return opts
-def extsetup(ui):
+ at eh.extsetup
+def _extsetup(ui):
wrapfilelog(filelog.filelog)
- wrapfunction = extensions.wrapfunction
-
- wrapfunction(localrepo, 'makefilestorage', wrapper.localrepomakefilestorage)
- wrapfunction(localrepo, 'resolverevlogstorevfsoptions',
- _resolverevlogstorevfsoptions)
-
- wrapfunction(cmdutil, '_updatecatformatter', wrapper._updatecatformatter)
- wrapfunction(scmutil, 'wrapconvertsink', wrapper.convertsink)
-
- wrapfunction(upgrade, '_finishdatamigration',
- wrapper.upgradefinishdatamigration)
-
- wrapfunction(upgrade, 'preservedrequirements',
- wrapper.upgraderequirements)
-
- wrapfunction(upgrade, 'supporteddestrequirements',
- wrapper.upgraderequirements)
-
- wrapfunction(changegroup,
- 'allsupportedversions',
- wrapper.allsupportedversions)
-
- wrapfunction(exchange, 'push', wrapper.push)
- wrapfunction(wireprotov1server, '_capabilities', wrapper._capabilities)
- wrapfunction(wireprotoserver, 'handlewsgirequest',
- wireprotolfsserver.handlewsgirequest)
-
- wrapfunction(context.basefilectx, 'cmp', wrapper.filectxcmp)
- wrapfunction(context.basefilectx, 'isbinary', wrapper.filectxisbinary)
context.basefilectx.islfs = wrapper.filectxislfs
scmutil.fileprefetchhooks.add('lfs', wrapper._prefetchfiles)
@@ -367,14 +337,7 @@ def extsetup(ui):
# "packed1". Using "packed1" with lfs will likely cause trouble.
exchange._bundlespeccontentopts["v2"]["cg.version"] = "03"
- # bundlerepo uses "vfsmod.readonlyvfs(othervfs)", we need to make sure lfs
- # options and blob stores are passed from othervfs to the new readonlyvfs.
- wrapfunction(vfsmod.readonlyvfs, '__init__', wrapper.vfsinit)
-
- # when writing a bundle via "hg bundle" command, upload related LFS blobs
- wrapfunction(bundle2, 'writenewbundle', wrapper.writenewbundle)
-
- at filesetpredicate('lfs()')
+ at eh.fileset('lfs()')
def lfsfileset(mctx, x):
"""File that uses LFS storage."""
# i18n: "lfs" is a keyword
@@ -384,7 +347,7 @@ def lfsfileset(mctx, x):
return wrapper.pointerfromctx(ctx, f, removed=True) is not None
return mctx.predicate(lfsfilep, predrepr='<lfs>')
- at templatekeyword('lfs_files', requires={'ctx'})
+ at eh.templatekw('lfs_files', requires={'ctx'})
def lfsfiles(context, mapping):
"""List of strings. All files modified, added, or removed by this
changeset."""
@@ -409,8 +372,8 @@ def lfsfiles(context, mapping):
f = templateutil._showcompatlist(context, mapping, 'lfs_file', files)
return templateutil.hybrid(f, files, makemap, pycompat.identity)
- at command('debuglfsupload',
- [('r', 'rev', [], _('upload large files introduced by REV'))])
+ at eh.command('debuglfsupload',
+ [('r', 'rev', [], _('upload large files introduced by REV'))])
def debuglfsupload(ui, repo, **opts):
"""upload lfs blobs added by the working copy parent or given revisions"""
revs = opts.get(r'rev', [])
diff --git a/hgext/lfs/wireprotolfsserver.py b/hgext/lfs/wireprotolfsserver.py
--- a/hgext/lfs/wireprotolfsserver.py
+++ b/hgext/lfs/wireprotolfsserver.py
@@ -17,8 +17,10 @@ from mercurial.hgweb import (
)
from mercurial import (
+ exthelper,
pycompat,
util,
+ wireprotoserver,
)
from . import blobstore
@@ -31,6 +33,9 @@ HTTP_METHOD_NOT_ALLOWED = hgwebcommon.HT
HTTP_NOT_ACCEPTABLE = hgwebcommon.HTTP_NOT_ACCEPTABLE
HTTP_UNSUPPORTED_MEDIA_TYPE = hgwebcommon.HTTP_UNSUPPORTED_MEDIA_TYPE
+eh = exthelper.exthelper()
+
+ at eh.wrapfunction(wireprotoserver, 'handlewsgirequest')
def handlewsgirequest(orig, rctx, req, res, checkperm):
"""Wrap wireprotoserver.handlewsgirequest() to possibly process an LFS
request if it is left unprocessed by the wrapped method.
diff --git a/hgext/lfs/wrapper.py b/hgext/lfs/wrapper.py
--- a/hgext/lfs/wrapper.py
+++ b/hgext/lfs/wrapper.py
@@ -13,10 +13,21 @@ from mercurial.i18n import _
from mercurial.node import bin, hex, nullid, short
from mercurial import (
+ bundle2,
+ changegroup,
+ cmdutil,
+ context,
error,
+ exchange,
+ exthelper,
+ localrepo,
repository,
revlog,
+ scmutil,
+ upgrade,
util,
+ vfs as vfsmod,
+ wireprotov1server,
)
from mercurial.utils import (
@@ -31,17 +42,22 @@ from . import (
pointer,
)
+eh = exthelper.exthelper()
+
+ at eh.wrapfunction(localrepo, 'makefilestorage')
def localrepomakefilestorage(orig, requirements, features, **kwargs):
if b'lfs' in requirements:
features.add(repository.REPO_FEATURE_LFS)
return orig(requirements=requirements, features=features, **kwargs)
+ at eh.wrapfunction(changegroup, 'allsupportedversions')
def allsupportedversions(orig, ui):
versions = orig(ui)
versions.add('03')
return versions
+ at eh.wrapfunction(wireprotov1server, '_capabilities')
def _capabilities(orig, repo, proto):
'''Wrap server command to announce lfs server capability'''
caps = orig(repo, proto)
@@ -130,6 +146,7 @@ def _islfs(rlog, node=None, rev=None):
flags = rlog._revlog.flags(rev)
return bool(flags & revlog.REVIDX_EXTSTORED)
+# Wrapping may also be applied by remotefilelog
def filelogaddrevision(orig, self, text, transaction, link, p1, p2,
cachedelta=None, node=None,
flags=revlog.REVIDX_DEFAULT_FLAGS, **kwds):
@@ -149,6 +166,7 @@ def filelogaddrevision(orig, self, text,
return orig(self, text, transaction, link, p1, p2, cachedelta=cachedelta,
node=node, flags=flags, **kwds)
+# Wrapping may also be applied by remotefilelog
def filelogrenamed(orig, self, node):
if _islfs(self, node):
rawtext = self._revlog.revision(node, raw=True)
@@ -161,6 +179,7 @@ def filelogrenamed(orig, self, node):
return False
return orig(self, node)
+# Wrapping may also be applied by remotefilelog
def filelogsize(orig, self, rev):
if _islfs(self, rev=rev):
# fast path: use lfs metadata to answer size
@@ -169,6 +188,7 @@ def filelogsize(orig, self, rev):
return int(metadata['size'])
return orig(self, rev)
+ at eh.wrapfunction(context.basefilectx, 'cmp')
def filectxcmp(orig, self, fctx):
"""returns True if text is different than fctx"""
# some fctx (ex. hg-git) is not based on basefilectx and do not have islfs
@@ -179,6 +199,7 @@ def filectxcmp(orig, self, fctx):
return p1.oid() != p2.oid()
return orig(self, fctx)
+ at eh.wrapfunction(context.basefilectx, 'isbinary')
def filectxisbinary(orig, self):
if self.islfs():
# fast path: use lfs metadata to answer isbinary
@@ -190,10 +211,12 @@ def filectxisbinary(orig, self):
def filectxislfs(self):
return _islfs(self.filelog(), self.filenode())
+ at eh.wrapfunction(cmdutil, '_updatecatformatter')
def _updatecatformatter(orig, fm, ctx, matcher, path, decode):
orig(fm, ctx, matcher, path, decode)
fm.data(rawdata=ctx[path].rawdata())
+ at eh.wrapfunction(scmutil, 'wrapconvertsink')
def convertsink(orig, sink):
sink = orig(sink)
if sink.repotype == 'hg':
@@ -219,6 +242,9 @@ def convertsink(orig, sink):
return sink
+# bundlerepo uses "vfsmod.readonlyvfs(othervfs)", we need to make sure lfs
+# options and blob stores are passed from othervfs to the new readonlyvfs.
+ at eh.wrapfunction(vfsmod.readonlyvfs, '__init__')
def vfsinit(orig, self, othervfs):
orig(self, othervfs)
# copy lfs related options
@@ -290,6 +316,7 @@ def prepush(pushop):
"""
return uploadblobsfromrevs(pushop.repo, pushop.outgoing.missing)
+ at eh.wrapfunction(exchange, 'push')
def push(orig, repo, remote, *args, **kwargs):
"""bail on push if the extension isn't enabled on remote when needed, and
update the remote store based on the destination path."""
@@ -316,6 +343,8 @@ def push(orig, repo, remote, *args, **kw
else:
return orig(repo, remote, *args, **kwargs)
+# when writing a bundle via "hg bundle" command, upload related LFS blobs
+ at eh.wrapfunction(bundle2, 'writenewbundle')
def writenewbundle(orig, ui, repo, source, filename, bundletype, outgoing,
*args, **kwargs):
"""upload LFS blobs added by outgoing revisions on 'hg bundle'"""
@@ -393,6 +422,7 @@ def uploadblobs(repo, pointers):
remoteblob = repo.svfs.lfsremoteblobstore
remoteblob.writebatch(pointers, repo.svfs.lfslocalblobstore)
+ at eh.wrapfunction(upgrade, '_finishdatamigration')
def upgradefinishdatamigration(orig, ui, srcrepo, dstrepo, requirements):
orig(ui, srcrepo, dstrepo, requirements)
@@ -407,6 +437,8 @@ def upgradefinishdatamigration(orig, ui,
ui.write(_('copying lfs blob %s\n') % oid)
lfutil.link(srclfsvfs.join(oid), dstlfsvfs.join(oid))
+ at eh.wrapfunction(upgrade, 'preservedrequirements')
+ at eh.wrapfunction(upgrade, 'supporteddestrequirements')
def upgraderequirements(orig, repo):
reqs = orig(repo)
if 'lfs' in repo.requirements:
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