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# Copyright (c) 2013 Mirantis, Inc.
#
# 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
#
# http://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.
class YaqlException(Exception):
def __init__(self, message):
super(YaqlException, self).__init__(message)
class NoFunctionRegisteredException(YaqlException):
def __init__(self, func_name, arg_num=None):
self.func_name = func_name
self.arg_num = arg_num
msg = "No function called '{0}' is registered".format(self.func_name)
if self.arg_num:
msg += " which has {0} arguments".format(self.arg_num)
super(NoFunctionRegisteredException, self).__init__(msg)
class YaqlExecutionException(YaqlException):
def __init__(self, message=''):
super(YaqlExecutionException, self).__init__(message)
class NoArgumentFound(YaqlException):
def __init__(self, function_name, argument_name):
message = \
"Function '{0}' has no argument called '{1}'". \
format(function_name, argument_name)
super(NoArgumentFound, self).__init__(message)
class YaqlParsingException(YaqlException):
def __init__(self, value, position, message):
self.value = value
self.position = position
self.message = message
super(YaqlParsingException, self).__init__(message)
class YaqlGrammarException(YaqlParsingException):
def __init__(self, value, position):
msg = "Parse error: unexpected '{0}' at position {1}"\
.format(value, position)
super(YaqlGrammarException, self).__init__(value, position, msg)
class YaqlLexicalException(YaqlParsingException):
def __init__(self, value, position):
msg = "Lexical error: illegal character '{0}' at position {1}"\
.format(value, position)
super(YaqlLexicalException, self).__init__(value, position, msg)
class YaqlSequenceException(YaqlException):
def __init__(self, size):
self.size = size
super(YaqlSequenceException, self).\
__init__("Generator sequence too long ({0})".format(self.size))
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