comparison hgext3rd/topic/__init__.py @ 6657:1c998ed77597 stable

topic: remove .hg/topic-namespace file if it has the default value

See the comment in the test file for the rationale behind this patch.

6656:d3668c704d40

   |    branch:  my-branch
"""

from __future__ import absolute_import

import functools
import re
import time
import weakref

            self._topic_namespaces = namespaces
            return namespaces

        @property
        def currenttns(self):
            tns = self.vfs.tryread(b'topic-namespace') or b'none'
            return encoding.tolocal(tns)

        @util.propertycache
        def _topiccache(self):
            return {}

6657:1c998ed77597

   |    branch:  my-branch
"""

from __future__ import absolute_import

import errno
import functools
import re
import time
import weakref

            self._topic_namespaces = namespaces
            return namespaces

        @property
        def currenttns(self):
            tns = self.vfs.tryread(b'topic-namespace')
            # we should definitely drop this at some point, but it depends on
            # our own release schedule, not core's, so here's hg 1.0
            # hg <= 1.0 (cfa08c88a5c4)
            if tns == b'none':
                try:
                    with self.wlock(wait=False):
                        try:
                            # we make sure the file contains what we expect
                            if self.vfs.read(b'topic-namespace') == b'none':
                                repo.vfs.unlinkpath(b'topic-namespace')
                        except IOError as err:
                            if err.errno != errno.ENOENT:
                                raise
                except error.LockError:
                    # if we cannot acquire wdir lock, then we shouldn't do
                    # anything at all, since it'd be unsafe to modify wdir
                    pass
            elif tns == b'':
                # technically, if user creates an empty file, it should be
                # handled differently than non-existing file, but the
                # distinction is probably not that important
                tns = b'none'
            return encoding.tolocal(tns)

        @util.propertycache
        def _topiccache(self):
            return {}