mercurial/context.py
changeset 3143 db25f7b80fdb
parent 3136 b1db258e875c
child 3144 8342ad5abe0b
equal deleted inserted replaced
3142:aabc5ef7d159 3143:db25f7b80fdb
    14     changeset convenient."""
    14     changeset convenient."""
    15     def __init__(self, repo, changeid=None):
    15     def __init__(self, repo, changeid=None):
    16         """changeid is a revision number, node, or tag"""
    16         """changeid is a revision number, node, or tag"""
    17         self._repo = repo
    17         self._repo = repo
    18 
    18 
    19         if not changeid:
    19         if not changeid and changeid != 0:
    20             p1, p2 = self._repo.dirstate.parents()
    20             p1, p2 = self._repo.dirstate.parents()
    21             self._rev = self._repo.changelog.rev(p1)
    21             self._rev = self._repo.changelog.rev(p1)
    22             if self._rev == -1:
    22             if self._rev == -1:
    23                 changeid = 'tip'
    23                 changeid = 'tip'
    24             else:
    24             else:
    92         """changeid can be a changeset revision, node, or tag.
    92         """changeid can be a changeset revision, node, or tag.
    93            fileid can be a file revision or node."""
    93            fileid can be a file revision or node."""
    94         self._repo = repo
    94         self._repo = repo
    95         self._path = path
    95         self._path = path
    96 
    96 
    97         assert changeid or fileid
    97         assert changeid is not None or fileid is not None
    98 
    98 
    99         if filelog:
    99         if filelog:
   100             self._filelog = filelog
   100             self._filelog = filelog
   101         else:
   101         else:
   102             self._filelog = self._repo.file(self._path)
   102             self._filelog = self._repo.file(self._path)
   103 
   103 
   104         if not fileid:
   104         if fileid is None:
   105             # if given a changeset id, go ahead and look up the file
   105             # if given a changeset id, go ahead and look up the file
   106             self._changeid = changeid
   106             self._changeid = changeid
   107             self._changectx = self.changectx()
   107             self._changectx = self.changectx()
   108             self._filenode = self._changectx.filenode(self._path)
   108             self._filenode = self._changectx.filenode(self._path)
   109         else:
   109         else: