comparison mercurial/localrepo.py @ 14195:0013d3eeb826

revlog: remove support for parentdelta

We will introduce a more powerful and general delta concept instead,
called generaldelta.

14194:3a90fb3addc1

propertycache = util.propertycache

class localrepository(repo.repository):
    capabilities = set(('lookup', 'changegroupsubset', 'branchmap', 'pushkey',
                        'known', 'getbundle'))
    supportedformats = set(('revlogv1', 'parentdelta'))
    supported = supportedformats | set(('store', 'fncache', 'shared',
                                        'dotencode'))

    def __init__(self, baseui, path=None, create=0):
        repo.repository.__init__(self)

                    self.opener.append(
                        "00changelog.i",
                        '\0\0\0\2' # represents revlogv2
                        ' dummy changelog to prevent using the old repo layout'
                    )
                if self.ui.configbool('format', 'parentdelta', False):
                    requirements.append("parentdelta")
            else:
                raise error.RepoError(_("repository %s not found") % path)
        elif create:
            raise error.RepoError(_("repository %s already exists") % path)
        else:

        self._transref = self._lockref = self._wlockref = None

    def _applyrequirements(self, requirements):
        self.requirements = requirements
        self.sopener.options = {}
        if 'parentdelta' in requirements:
            self.sopener.options['parentdelta'] = 1

    def _writerequirements(self):
        reqfile = self.opener("requires", "w")
        for r in self.requirements:
            reqfile.write("%s\n" % r)

14195:0013d3eeb826

propertycache = util.propertycache

class localrepository(repo.repository):
    capabilities = set(('lookup', 'changegroupsubset', 'branchmap', 'pushkey',
                        'known', 'getbundle'))
    supportedformats = set(('revlogv1',))
    supported = supportedformats | set(('store', 'fncache', 'shared',
                                        'dotencode'))

    def __init__(self, baseui, path=None, create=0):
        repo.repository.__init__(self)

                    self.opener.append(
                        "00changelog.i",
                        '\0\0\0\2' # represents revlogv2
                        ' dummy changelog to prevent using the old repo layout'
                    )
            else:
                raise error.RepoError(_("repository %s not found") % path)
        elif create:
            raise error.RepoError(_("repository %s already exists") % path)
        else:

        self._transref = self._lockref = self._wlockref = None

    def _applyrequirements(self, requirements):
        self.requirements = requirements
        self.sopener.options = {}

    def _writerequirements(self):
        reqfile = self.opener("requires", "w")
        for r in self.requirements:
            reqfile.write("%s\n" % r)