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# Copyright: 2005 Gentoo Foundation
# Author(s): Brian Harring (ferringb@gentoo.org)
# License: GPL2
# $Header: /local/data/ulm/cvs/history/var/cvsroot/gentoo-src/portage/portage/config/errors.py,v 1.2 2005/07/13 05:51:35 ferringb Exp $
# potentially use an intermediate base for user config errors, seperate base for instantiation?
class BaseException(Exception):
pass
class InheritError(BaseException):
"""Inherit target was not found"""
def __init__(self, baseSect, trgSect):
self.base, self.trg = baseSect, trgSect
def __str__(self):
return "Section %s inherits %s, but %s wasn't found" % (self.file, self.base, self.trg)
class ClassRequired(BaseException):
"""Section type requires a class, but one wasn't specified"""
def __init__(self, sectname, type):
self.name, type = sectname, type
def __str__(self):
return "Section %s doesn't define a class setting, but type '%s' requires it" % (self.name, self.type)
class UnknownTypeRequired(BaseException):
"""Section was requested it be instantiated, but lacked a known type (type required for everything but conf grouppings)"""
def __init__(self, sectname):
self.name = sectname
def __str__(self):
return "Section %s cannot be instantiated, since it lacks a type setting" % self.name
class InstantiationError(BaseException):
"""Exception occured during instantiation. Actual exception is stored in instance.exc"""
def __init__(self, callablename, pargs, kwargs, exception):
self.callable, self.pargs, self.kwargs, self.exc = callablename, pargs, kwargs, exception
def __str__(self):
return "Caught exception '%s' instantiating %s" % (str(self.exc), self.callable)
class NoObjectReturned(BaseException):
"""instantiating a callable, but either None or nothing was returned"""
def __init__(self, callable):
self.callable = callable
def __str__(self):
return "No object was returned from callable '%s'" % self.callable
class QuoteInterpretationError(BaseException):
"""Quoting of a var was screwed up."""
def __init__(self, s, v=None):
self.str, self.var = s, v
def __str__(self):
return "Parsing of var '%s' \n%s\n failed" % (str(self.var), s)
class RequiredSetting(BaseException):
"""A setting is required for this type, but not set in the config"""
def __init__(self, type, section, setting):
self.type, self.section, self.setting = type, section, setting
def __str__(self):
return "Type %s requires '%s' to be defined, but no setting found in '%s'" % (self.type, self.setting, self.section)
class SectionNotFound(BaseException):
"""A specified section label was not found"""
def __init__(self, section, var, requested):
self.section, self.var, self.requested = section, var, requested
def __str__(self):
return "Section %s references section '%s' in setting '%s', but it doesn't (yet?) exist" % \
(self.section, self.requested, self.var)
class BrokenSectionDefinition(BaseException):
"""The conf that defines sections is invalid in some respect"""
def __init__(self, section, errormsg):
self.section, self.errmsg = section, errormsg
def __str__(self):
return "Section '%s' definition: error %s" % (self.section, self.errmsg)
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