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# copyright 2003-2013 LOGILAB S.A. (Paris, FRANCE), all rights reserved.

# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr

#

# This file is part of astroid.

#

# astroid is free software: you can redistribute it and/or modify it

# under the terms of the GNU Lesser General Public License as published by the

# Free Software Foundation, either version 2.1 of the License, or (at your

# option) any later version.

#

# astroid is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License

# for more details.

#

# You should have received a copy of the GNU Lesser General Public License along

# with astroid. If not, see <http://www.gnu.org/licenses/>.

"""this module contains exceptions used in the astroid library

"""

__doctype__ = "restructuredtext en"

class AstroidError(Exception):

    """base exception class for all astroid related exceptions"""

class AstroidBuildingException(AstroidError):

    """exception class when we are unable to build an astroid representation"""

class ResolveError(AstroidError):

    """base class of astroid resolution/inference error"""

class MroError(ResolveError):

    """Error raised when there is a problem with method resolution of a class."""

class DuplicateBasesError(MroError):

    """Error raised when there are duplicate bases in the same class bases."""

class InconsistentMroError(MroError):

    """Error raised when a class's MRO is inconsistent."""

class SuperError(ResolveError):

    """Error raised when there is a problem with a super call."""

class SuperArgumentTypeError(SuperError):

    """Error raised when the super arguments are invalid."""

class NotFoundError(ResolveError):

    """raised when we are unable to resolve a name"""

class InferenceError(ResolveError):

    """raised when we are unable to infer a node"""

class UseInferenceDefault(Exception):

    """exception to be raised in custom inference function to indicate that it

    should go back to the default behaviour

    """

class UnresolvableName(InferenceError):

    """raised when we are unable to resolve a name"""

class NoDefault(AstroidError):

    """raised by function's `default_value` method when an argument has

    no default value

    """