def load(cls, repo):
fp = repo.vfs(cls._filename)
try:
version = int(fp.readline().strip())
if version != cls._version:
raise error.Abort(
_('this version of shelve is incompatible '
'with the version used in this repo'))
name = fp.readline().strip()
wctx = nodemod.bin(fp.readline().strip())
pendingctx = nodemod.bin(fp.readline().strip())
parents = [nodemod.bin(h) for h in fp.readline().split()]
stripnodes = [nodemod.bin(h) for h in fp.readline().split()]
branchtorestore = fp.readline().strip()
except (ValueError, TypeError) as err:
raise error.CorruptedState(str(err))
finally:
fp.close()
try:
obj = cls()
obj.name = name
obj.wctx = repo[wctx]
obj.pendingctx = repo[pendingctx]
obj.parents = parents
obj.stripnodes = stripnodes
obj.branchtorestore = branchtorestore
except error.RepoLookupError as err:
raise error.CorruptedState(str(err))
return obj
def load(cls, repo):
version = cls._getversion(repo)
if version < cls._version:
d = cls._readold(repo)
elif version == cls._version:
d = scmutil.simplekeyvaluefile(repo.vfs, cls._filename)\
.read(firstlinenonkeyval=True)
else:
raise error.Abort(_('this version of shelve is incompatible '
'with the version used in this repo'))
cls._verifyandtransform(d)
try:
obj = cls()
obj.name = d['name']
obj.wctx = repo[d['originalwctx']]
obj.pendingctx = repo[d['pendingctx']]
obj.parents = d['parents']
obj.nodestoremove = d['nodestoremove']
obj.branchtorestore = d.get('branchtorestore', '')
obj.keep = d.get('keep') == cls._keep
obj.activebookmark = ''
if d.get('activebook', '') != cls._noactivebook:
obj.activebookmark = d.get('activebook', '')
except (error.RepoLookupError, KeyError) as err:
raise error.CorruptedState(pycompat.bytestr(err))
return obj
def _getversion(cls, repo):
"""Read version information from shelvestate file"""
fp = repo.vfs(cls._filename)
try:
version = int(fp.readline().strip())
except ValueError as err:
raise error.CorruptedState(pycompat.bytestr(err))
finally:
fp.close()
return version
def _verifyandtransform(cls, d):
"""Some basic shelvestate syntactic verification and transformation"""
try:
d['originalwctx'] = nodemod.bin(d['originalwctx'])
d['pendingctx'] = nodemod.bin(d['pendingctx'])
d['parents'] = [nodemod.bin(h)
for h in d['parents'].split(' ')]
d['nodestoremove'] = [nodemod.bin(h)
for h in d['nodestoremove'].split(' ')]
except (ValueError, TypeError, KeyError) as err:
raise error.CorruptedState(pycompat.bytestr(err))
