28 lines
900 B
Python
28 lines
900 B
Python
# Copyright (c) PARRRATE T&V 2021. All rights reserved.
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from bu4.evaluation.constructs.evaluable import Evaluable
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from bu4.indexing.constructs.iname import IName
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from bu4.indexing.constructs.indexed import Indexed
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from bu4.linkable.evaluation.elvtype import elvtype
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from bu4.linking.constructs.linked import Linked
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from bu4.transform.states.transformfinished import TransformFinished
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from bu4.transform.states.transformstate import TransformState
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__all__ = ('LName',)
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class LName(Linked):
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def __init__(self, name: bytes):
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self.name = name
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self.future = {name}
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self.multifuture = set()
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def attach(self, env: elvtype) -> Evaluable:
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return env[self.name]
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def index(self, promise: list[bytes]) -> TransformState[Indexed]:
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return TransformFinished(IName(promise.index(self.name)))
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def __str__(self):
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return f'[{self.name.decode()}]'
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