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# -*- coding: utf-8 -*-
#
# Copyright (c) 2017-2019 Red Hat Inc.
#
# Authors:
# Markus Armbruster <armbru@redhat.com>
# Marc-André Lureau <marcandre.lureau@redhat.com>
#
# This work is licensed under the terms of the GNU GPL, version 2.
# See the COPYING file in the top-level directory.
"""
QAPI error classes
Common error classes used throughout the package. Additional errors may
be defined in other modules. At present, `QAPIParseError` is defined in
parser.py.
"""
from typing import Optional
from .source import QAPISourceInfo
class QAPIError(Exception):
"""Base class for all exceptions from the QAPI package."""
class QAPISourceError(QAPIError):
"""Error class for all exceptions identifying a source location."""
def __init__(self,
info: Optional[QAPISourceInfo],
msg: str,
col: Optional[int] = None):
super().__init__()
self.info = info
self.msg = msg
self.col = col
def __str__(self) -> str:
assert self.info is not None
loc = str(self.info)
if self.col is not None:
assert self.info.line is not None
loc += ':%s' % self.col
return loc + ': ' + self.msg
class QAPISemError(QAPISourceError):
"""Error class for semantic QAPI errors."""
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