scyther/gui/Scyther/Error.py
2007-01-27 12:53:19 +00:00

76 lines
1.7 KiB
Python

#!/usr/bin/python
#
# Scyther interface error classes
#
#---------------------------------------------------------------------------
class Error(Exception):
"""Base class for exceptions in this module."""
pass
class InputError(Error):
"""Exception raised for errors in the input.
Attributes:
expression -- input expression in which the error occurred
message -- explanation of the error
"""
def __init__(self, expression, message):
self.expression = expression
self.message = message
class BinaryError(Error):
"""Raised when the Scyther executable is not found.
Attributes:
file -- file location at which we should have been able to find it.
"""
def __init__(self, file):
self.file = file
def __str__(self):
return "Could not find Scyther executable at '%s'" % (self.file)
class NoBinaryError(Error):
"""Raised when the Scyther executable is not defined.
Attributes:
None.
"""
def __str__(self):
return "Scyther class attribute 'program' was not defined."
class UnknownPlatformError(Error):
"""Raised when the platform is not supported yet.
Attributes:
platform -- string describing the platform.
"""
def __init__(self, platform):
self.platform = platform
def __str__(self):
return "The %s platform is currently unsupported." % self.platform
class StringListError(Error):
"""Raised when the a string should be a list of strings or a string
Attributes:
obj -- object that did not fit
"""
def __init__(self, obj):
self.obj = obj
def __str__(self):
return "Got %s instead of a (list of) string." % self.obj
# vim: set ts=4 sw=4 et list lcs=tab\:>-: