forked from VimPlug/jedi
5328d1e700
This is not bug free yet, but it's going to be a good abstraction for a lot of small things.
59 lines
1.4 KiB
Python
59 lines
1.4 KiB
Python
class ContextSet(object):
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def __init__(self, *args):
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self._set = set(args)
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@classmethod
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def from_iterable(cls, iterable):
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return cls.from_set(set(iterable))
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@classmethod
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def from_set(cls, set_):
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self = cls()
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self._set = set_
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return self
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@classmethod
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def from_sets(cls, sets):
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"""
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Used to work with an iterable of set.
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"""
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aggregated = set()
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for set_ in sets:
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print(set_)
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if isinstance(set_, ContextSet):
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aggregated |= set_._set
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else:
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aggregated |= set_
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return cls.from_set(aggregated)
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def __or__(self, other):
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return ContextSet.from_set(self._set | other._set)
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def __iter__(self):
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for element in self._set:
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yield element
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def __repr__(self):
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return '%s(%s)' % (self.__class__.__name__, ', '.join(str(s) for s in self._set))
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def filter(self, filter_func):
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return ContextSet(filter(filter_func, self._set))
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def __getattr__(self, name):
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def mapper(*args, **kwargs):
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return ContextSet.from_sets(
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getattr(context, name)(*args, **kwargs)
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for context in self._set
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)
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return mapper
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def iterator_to_context_set(func):
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def wrapper(*args, **kwargs):
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return ContextSet.from_iterable(func(*args, **kwargs))
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return wrapper
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NO_CONTEXTS = ContextSet()
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