mercurial/changegroup.py

47159:c6b8d5d91e73

                for i in pycompat.xrange(rev, 0, -1):
                    if store.linkrev(i) == clrev:
                        return i
                # We failed to resolve a parent for this node, so
                # we crash the changegroup construction.
                raise error.Abort(
                    b"unable to resolve parent while packing '%s' %r"
                    b' for changeset %r' % (store.indexfile, rev, clrev)
                )

        return nullrev

    if not linkparents or (store.parentrevs(rev) == (nullrev, nullrev)):

47160:bc7d465ea11e

                for i in pycompat.xrange(rev, 0, -1):
                    if store.linkrev(i) == clrev:
                        return i
                # We failed to resolve a parent for this node, so
                # we crash the changegroup construction.
                if util.safehasattr(store, 'target'):
                    target = store.indexfile
                else:
                    # some revlog not actually a revlog
                    target = store._revlog.indexfile

                raise error.Abort(
                    b"unable to resolve parent while packing '%s' %r"
                    b' for changeset %r' % (target, rev, clrev)
                )

        return nullrev

    if not linkparents or (store.parentrevs(rev) == (nullrev, nullrev)):