38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
# Copyright (c) PARRRATE T&V 2021. All rights reserved.
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from bu4.evaluation.av.evtype import evtype
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from bu4.evaluation.constructs.eattachable import EAttachable
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from bu4.evaluation.constructs.edelayed import EDelayed
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from bu4.evaluation.constructs.evaluable import Evaluable
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from bu4.indexing.constructs.indexed import Indexed
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from bu4.parsing.codes import CODE_DLYD
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from bu4.transform.states.aftertransform import AfterTransform
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from bu4.transform.states.transformfinished import TransformFinished
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from bu4.transform.states.transformstart import TransformStart
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from bu4.transform.states.transformstate import TransformState
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from bu4.transform.targets.atlambda import ATLambda
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__all__ = ('IDelayed',)
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class IDelayed(Indexed):
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def __init__(self, value: Indexed):
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self.value = value
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def attach(self, ev: evtype) -> Evaluable:
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return EDelayed(EAttachable(
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ev,
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self.value
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))
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def __str__(self):
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return f'&{self.value}'
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def bytes(self) -> TransformState[bytes]:
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return AfterTransform(
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TransformStart(lambda: self.value.bytes()),
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ATLambda(
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lambda value: TransformFinished(bytes([CODE_DLYD, *value]))
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)
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)
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