21 lines
648 B
Python
21 lines
648 B
Python
from preserves import parse
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constructors = {}
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class InvalidTransportAddress(ValueError): pass
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# decorator
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def address(address_class):
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def k(connection_factory_class):
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constructors[address_class] = connection_factory_class
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return connection_factory_class
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return k
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def connection_from_str(s, **kwargs):
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address = parse(s)
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for (address_class, factory_class) in constructors.items():
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decoded_address = address_class.try_decode(address)
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if decoded_address is not None:
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return factory_class(decoded_address, **kwargs)
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raise InvalidTransportAddress('Invalid transport address', address)
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