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# SPDX-FileCopyrightText: Copyright 2020-2021, 2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
#
# SPDX-License-Identifier: Apache-2.0
#
# Licensed under the Apache License, Version 2.0 (the License); you may
# not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an AS IS BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Description:
# Defines custom exceptions.
class VelaError(Exception):
"""Base class for vela exceptions"""
def __init__(self, data):
self.data = f"Error: {data}"
self.error_msg = data
def __str__(self):
return repr(self.data)
class InputFileError(VelaError):
"""Raised when reading an input file results in errors"""
def __init__(self, file_name, msg):
super().__init__(f"Reading input file '{file_name}': {msg}")
class UnsupportedFeatureError(VelaError):
"""Raised when the input network uses non-supported features that cannot be handled"""
def __init__(self, data):
super().__init__(f"Input network uses a feature that is currently not supported: {data}")
class CliOptionError(VelaError):
"""Raised for errors encountered with a command line option
:param option: str object that contains the name of the command line option
:param option_value: the command line option that resulted in the error
:param msg: str object that contains a description of the specific error encountered
"""
def __init__(self, option, option_value, msg):
super().__init__(f"Incorrect argument to CLI option {option}={option_value}: {msg}")
class ConfigOptionError(VelaError):
"""Raised for errors encountered with a configuration option
:param option: str object that contains the name of the configuration option
:param option_value: the configuration option that resulted in the error
:param option_valid_values (optional): str object that contains the valid configuration option values
"""
def __init__(self, option, option_value, option_valid_values=None):
data = f"Invalid configuration of {option}={option_value}"
if option_valid_values is not None:
data += f" (must be {option_valid_values})"
super().__init__(data)
class AllocationError(VelaError):
"""Raised when allocation fails"""
def __init__(self, msg):
super().__init__(f"Allocation failed: {msg}")
class ByteAlignmentError(VelaError):
"""Raised when value is unaligned"""
def __init__(self, msg):
super().__init__(f"Unaligned Value: {msg}")
class ByteSizeError(VelaError):
"""Raised when size has illegal value"""
def __init__(self, msg):
super().__init__(f"Illegal Size: {msg}")
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