43 lines
1.0 KiB
Python
43 lines
1.0 KiB
Python
class ExposedException(Exception):
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pass
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class CompoundException(ExposedException):
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def __init__(self, exceptions=None):
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self.exceptions = []
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if exceptions is not None:
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self.extend(exceptions)
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@property
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def message(self):
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msg = "There were %d errors:" % len(self)
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for exception in self:
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msg += f"\n{str(exception)}"
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return msg
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def append(self, exception):
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if not issubclass(exception.__class__, ExposedException):
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raise TypeError("CompoundException members MUST be derived from ExposedException")
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self.exceptions.append(exception)
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def extend(self, exceptions):
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for exception in exceptions:
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if not issubclass(exception.__class__, ExposedException):
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raise TypeError("CompoundException members MUST be derived from ExposedException")
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self.exceptions.extend(exceptions)
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def __len__(self):
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return self.exceptions.__len__()
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def __iter__(self):
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return self.exceptions.__iter__()
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