Mercurial > hg > mercurial-crew-with-dirclash

comparison mercurial/context.py @ 3219:618a7f2c1b82

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Make filectx.__init__ use LookupError
author Brendan Cully <brendan@kublai.com>
date Sun, 01 Oct 2006 13:44:08 -0700
parents dedddde58c5b
children f7a8228fde17
comparison
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3218:5c6028778c5a 3219:618a7f2c1b82
6 # of the GNU General Public License, incorporated herein by reference. 6 # of the GNU General Public License, incorporated herein by reference.
7 7
8 from node import * 8 from node import *
9 from i18n import gettext as _ 9 from i18n import gettext as _
10 from demandload import demandload 10 from demandload import demandload
11 demandload(globals(), "ancestor bdiff repo util") 11 demandload(globals(), "ancestor bdiff repo revlog util")
12 12
13 class changectx(object): 13 class changectx(object):
14 """A changecontext object makes access to data related to a particular 14 """A changecontext object makes access to data related to a particular
15 changeset convenient.""" 15 changeset convenient."""
16 def __init__(self, repo, changeid=None): 16 def __init__(self, repo, changeid=None):
102 return changectx(self._repo, n) 102 return changectx(self._repo, n)
103 103
104 class filectx(object): 104 class filectx(object):
105 """A filecontext object makes access to data related to a particular 105 """A filecontext object makes access to data related to a particular
106 filerevision convenient.""" 106 filerevision convenient."""
107 def __init__(self, repo, path, changeid=None, fileid=None, filelog=None): 107 def __init__(self, repo_, path, changeid=None, fileid=None, filelog=None):
108 """changeid can be a changeset revision, node, or tag. 108 """changeid can be a changeset revision, node, or tag.
109 fileid can be a file revision or node.""" 109 fileid can be a file revision or node."""
110 self._repo = repo 110 self._repo = repo_
111 self._path = path 111 self._path = path
112 112
113 assert changeid is not None or fileid is not None 113 assert changeid is not None or fileid is not None
114 114
115 if filelog: 115 if filelog:
118 self._filelog = self._repo.file(self._path) 118 self._filelog = self._repo.file(self._path)
119 119
120 if fileid is None: 120 if fileid is None:
121 self._changeid = changeid 121 self._changeid = changeid
122 else: 122 else:
123 self._filenode = self._filelog.lookup(fileid) 123 try:
124 self._filenode = self._filelog.lookup(fileid)
125 except revlog.RevlogError, inst:
126 raise repo.LookupError(str(inst))
124 self._changeid = self._filelog.linkrev(self._filenode) 127 self._changeid = self._filelog.linkrev(self._filenode)
125 128
126 def __getattr__(self, name): 129 def __getattr__(self, name):
127 if name == '_changectx': 130 if name == '_changectx':
128 self._changectx = changectx(self._repo, self._changeid) 131 self._changectx = changectx(self._repo, self._changeid)