builtup4/bu4/indexing/constructs/iexception.py
2021-09-12 12:39:24 +03:00

26 lines
829 B
Python

# Copyright (c) PARRRATE T&V 2021. All rights reserved.
from bu4.evaluation.av.evtype import evtype
from bu4.evaluation.constructs.eexception import EException
from bu4.evaluation.constructs.evaluable import Evaluable
from bu4.indexing.constructs.indexed import Indexed
from bu4.parsing.codes import CODE_XCPT
from bu4.transform.states.transformfinished import TransformFinished
from bu4.transform.states.transformstate import TransformState
__all__ = ('IException',)
class IException(Indexed):
def __init__(self, name: bytes):
self.name = name
def attach(self, ev: evtype) -> Evaluable:
return EException(self.name)
def __str__(self):
return f'«{self.name.decode()}»'
def bytes(self) -> TransformState[bytes]:
return TransformFinished(bytes([CODE_XCPT, *self.name, 0]))