70a718807e
This can be dealt with accordingly. If no error occurs, we can just nicely assume the output is a claim list or something similar.
92 lines
2.1 KiB
Python
92 lines
2.1 KiB
Python
#!/usr/bin/python
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#
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# Scyther interface error classes
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#
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#---------------------------------------------------------------------------
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class Error(Exception):
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"""Base class for exceptions in this module."""
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pass
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class ScytherError(Error):
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"""Exception raised for errors generated by the backend
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Attributes:
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errorlist -- list of error lines are retrieved from the
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backend
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"""
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def __init__(self, errorlist):
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self.errorlist = errorlist
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def __str__(self):
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s = "Scyther backend reported the following errors:\n"
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s = s + "\n".join(self.errorlist)
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return s
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class InputError(Error):
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"""Exception raised for errors in the input.
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Attributes:
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expression -- input expression in which the error occurred
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message -- explanation of the error
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"""
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def __init__(self, expression, message):
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self.expression = expression
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self.message = message
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class BinaryError(Error):
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"""Raised when the Scyther executable is not found.
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Attributes:
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file -- file location at which we should have been able to find it.
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"""
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def __init__(self, file):
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self.file = file
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def __str__(self):
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return "Could not find Scyther executable at '%s'" % (self.file)
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class NoBinaryError(Error):
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"""Raised when the Scyther executable is not defined.
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Attributes:
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None.
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"""
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def __str__(self):
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return "Scyther class attribute 'program' was not defined."
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class UnknownPlatformError(Error):
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"""Raised when the platform is not supported yet.
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Attributes:
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platform -- string describing the platform.
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"""
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def __init__(self, platform):
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self.platform = platform
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def __str__(self):
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return "The %s platform is currently unsupported." % self.platform
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class StringListError(Error):
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"""Raised when the a string should be a list of strings or a string
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Attributes:
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obj -- object that did not fit
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"""
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def __init__(self, obj):
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self.obj = obj
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def __str__(self):
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return "Got %s instead of a (list of) string." % self.obj
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# vim: set ts=4 sw=4 et list lcs=tab\:>-:
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