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# Source code for sphinx.errors

    # -*- coding: utf-8 -*-
    """
        sphinx.errors
        ~~~~~~~~~~~~~

        Contains SphinxError and a few subclasses (in an extra module to avoid
        circular import problems).

        :copyright: Copyright 2007-2016 by the Sphinx team, see AUTHORS.
        :license: BSD, see LICENSE for details.
    """

    import traceback

    class SphinxError(Exception):
        """
        Base class for Sphinx errors that are shown to the user in a nicer
        way than normal exceptions.
        """
        category = 'Sphinx error'

    class SphinxWarning(SphinxError):
        """Raised for warnings if warnings are treated as errors."""
        category = 'Warning, treated as error'

    class ExtensionError(SphinxError):
        """Raised if something's wrong with the configuration."""
        category = 'Extension error'

        def __init__(self, message, orig_exc=None):
            SphinxError.__init__(self, message)
            self.orig_exc = orig_exc

        def __repr__(self):
            if self.orig_exc:
                return '%s(%r, %r)' % (self.__class__.__name__,
                                       self.message, self.orig_exc)
            return '%s(%r)' % (self.__class__.__name__, self.message)

        def __str__(self):
            parent_str = SphinxError.__str__(self)
            if self.orig_exc:
                return '%s (exception: %s)' % (parent_str, self.orig_exc)
            return parent_str

    class ConfigError(SphinxError):
        category = 'Configuration error'

    class ThemeError(SphinxError):
        category = 'Theme error'

    class VersionRequirementError(SphinxError):
        category = 'Sphinx version error'

    class PycodeError(Exception):
        def __str__(self):
            res = self.args[0]
            if len(self.args) > 1:
                res += ' (exception was: %r)' % self.args[1]
            return res

    class SphinxParallelError(Exception):
        def __init__(self, orig_exc, traceback):
            self.orig_exc = orig_exc
            self.traceback = traceback

        def __str__(self):
            return traceback.format_exception_only(
                self.orig_exc.__class__, self.orig_exc)[0].strip()