view hgext/fastannotate/error.py @ 51188:1ef4a36a934d

rust-index: add an abstraction to support bytes added at runtimes

In order to support appending data to the Rust index, we need to abstract
data access away from the immutable (on-disk) bytes, to seemlessly fetch
either from the preexisting data or from the newly added data.

# 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.


class CorruptedFileError(Exception):
    pass


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