def update(ui, args, repo, clean=False, **opts):
"""update to a specified Subversion revision number
"""
try:
rev = int(args[0])
except IndexError:
raise error.CommandError('svn',
"no revision number specified for 'update'")
except ValueError:
raise error.Abort("'%s' is not a valid Subversion revision number"
% args[0])
meta = repo.svnmeta()
answers = []
for k, v in meta.revmap.iteritems():
if k[0] == rev:
answers.append((v, k[1]))
if len(answers) == 1:
if clean:
return hg.clean(repo, answers[0][0])
return hg.update(repo, answers[0][0])
elif len(answers) == 0:
ui.status('revision %s did not produce an hg revision\n' % rev)
return 1
else:
ui.status('ambiguous revision!\n')
revs = ['%s on %s' % (node.hex(a[0]), a[1]) for a in answers] + ['']
ui.status('\n'.join(revs))
return 1
def svn(ui, repo, subcommand, *args, **opts):
'''see detailed help for list of subcommands'''
# guess command if prefix
if subcommand not in table:
candidates = []
for c in table:
if c.startswith(subcommand):
candidates.append(c)
if len(candidates) == 1:
subcommand = candidates[0]
elif not candidates:
raise error.CommandError('svn',
"unknown subcommand '%s'" % subcommand)
else:
raise error.AmbiguousCommand(subcommand, candidates)
# override subversion credentials
for key in ('username', 'password'):
if key in opts:
ui.setconfig('hgsubversion', key, opts[key])
try:
commandfunc = table[subcommand]
return commandfunc(ui, args=args, repo=repo, **opts)
except svnwrap.SubversionConnectionException, e:
raise hgutil.Abort(*e.args)
def _parse(ui, args):
options = {}
cmdoptions = {}
try:
args = fancyopts.fancyopts(args, globalopts, options)
except fancyopts.getopt.GetoptError, inst:
raise error.CommandError(None, inst)
def perfbdiff(ui, repo, file_, rev=None, count=None, **opts):
"""benchmark a bdiff between revisions
By default, benchmark a bdiff between its delta parent and itself.
With ``--count``, benchmark bdiffs between delta parents and self for N
revisions starting at the specified revision.
With ``--alldata``, assume the requested revision is a changeset and
measure bdiffs for all changes related to that changeset (manifest
and filelogs).
"""
if opts['alldata']:
opts['changelog'] = True
if opts.get('changelog') or opts.get('manifest'):
file_, rev = None, file_
elif rev is None:
raise error.CommandError('perfbdiff', 'invalid arguments')
textpairs = []
r = cmdutil.openrevlog(repo, 'perfbdiff', file_, opts)
startrev = r.rev(r.lookup(rev))
for rev in range(startrev, min(startrev + count, len(r) - 1)):
if opts['alldata']:
# Load revisions associated with changeset.
ctx = repo[rev]
mtext = repo.manifestlog._revlog.revision(ctx.manifestnode())
for pctx in ctx.parents():
pman = repo.manifestlog._revlog.revision(pctx.manifestnode())
textpairs.append((pman, mtext))
# Load filelog revisions by iterating manifest delta.
man = ctx.manifest()
pman = ctx.p1().manifest()
for filename, change in pman.diff(man).items():
fctx = repo.file(filename)
f1 = fctx.revision(change[0][0] or -1)
f2 = fctx.revision(change[1][0] or -1)
textpairs.append((f1, f2))
else:
dp = r.deltaparent(rev)
textpairs.append((r.revision(dp), r.revision(rev)))
def d():
for pair in textpairs:
mdiff.textdiff(*pair)
timer, fm = gettimer(ui, opts)
timer(d)
fm.end()
def perfrevlogrevision(ui, repo, file_, rev=None, cache=None, **opts):
"""Benchmark obtaining a revlog revision.
Obtaining a revlog revision consists of roughly the following steps:
1. Compute the delta chain
2. Obtain the raw chunks for that delta chain
3. Decompress each raw chunk
4. Apply binary patches to obtain fulltext
5. Verify hash of fulltext
This command measures the time spent in each of these phases.
"""
if opts.get('changelog') or opts.get('manifest'):
file_, rev = None, file_
elif rev is None:
raise error.CommandError('perfrevlogrevision', 'invalid arguments')
r = cmdutil.openrevlog(repo, 'perfrevlogrevision', file_, opts)
node = r.lookup(rev)
rev = r.rev(node)
def dodeltachain(rev):
if not cache:
r.clearcaches()
r._deltachain(rev)
def doread(chain):
if not cache:
r.clearcaches()
r._chunkraw(chain[0], chain[-1])
def dodecompress(data, chain):
if not cache:
r.clearcaches()
start = r.start
length = r.length
inline = r._inline
iosize = r._io.size
buffer = util.buffer
offset = start(chain[0])
for rev in chain:
chunkstart = start(rev)
if inline:
chunkstart += (rev + 1) * iosize
chunklength = length(rev)
b = buffer(data, chunkstart - offset, chunklength)
revlog.decompress(b)
def dopatch(text, bins):
if not cache:
r.clearcaches()
mdiff.patches(text, bins)
def dohash(text):
if not cache:
r.clearcaches()
r._checkhash(text, node, rev)
def dorevision():
if not cache:
r.clearcaches()
r.revision(node)
chain = r._deltachain(rev)[0]
data = r._chunkraw(chain[0], chain[-1])[1]
bins = r._chunks(chain)
text = str(bins[0])
bins = bins[1:]
text = mdiff.patches(text, bins)
benches = [
(lambda: dorevision(), 'full'),
(lambda: dodeltachain(rev), 'deltachain'),
(lambda: doread(chain), 'read'),
(lambda: dodecompress(data, chain), 'decompress'),
(lambda: dopatch(text, bins), 'patch'),
(lambda: dohash(text), 'hash'),
]
for fn, title in benches:
timer, fm = gettimer(ui, opts)
timer(fn, title=title)
fm.end()
def checkargs():
try:
return cmdfunc()
except error.SignatureError:
raise error.CommandError(cmd, _("invalid arguments"))
aliases, i = cmdutil.findcmd(alias, table, ui.config("ui", "strict"))
for a in aliases:
if a.startswith(alias):
alias = a
break
cmd = aliases[0]
c = list(i[1])
# combine global options into local
for o in globalopts:
c.append((o[0], o[1], options[o[1]], o[3]))
try:
args = fancyopts.fancyopts(args, c, cmdoptions, True)
except fancyopts.getopt.GetoptError, inst:
raise error.CommandError(cmd, inst)
# separate global options back out
for o in globalopts:
n = o[1]
options[n] = cmdoptions[n]
del cmdoptions[n]
listfile = options.get('listfile')
if listfile:
del options['listfile']
get_lines_from_listfile(listfile, False)
listfileutf8 = options.get('listfileutf8')
if listfileutf8:
del options['listfileutf8']
get_lines_from_listfile(listfileutf8, True)