hgext/fastannotate/error.py

dirstate-tree: Fix status algorithm with unreadable directory

When reading a directory fails such as because of insufficient permissions,
it should be treated as empty by status instead of skipped entirely.

Differential Revision: https://phab.mercurial-scm.org/D10823

# Copyright 2016-present Facebook. All Rights Reserved.
#
# error: errors used in fastannotate
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import


class CorruptedFileError(Exception):
    pass


class CannotReuseError(Exception):
    """cannot reuse or update the cache incrementally"""