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from typing import Any
from ._cru import CRU
def cru_make_unique_object() -> Any:
class _CruUnique:
_i = False
def __init__(self):
if self._i:
raise ValueError("_CruAttrNotSet is a singleton!")
self._i = True
def __copy__(self):
return self
def __eq__(self, other):
return isinstance(other, _CruUnique)
v = _CruUnique()
return v
def cru_make_bool_unique_object(b: bool) -> Any:
class _CruBoolUnique:
_i = False
def __init__(self):
super().__init__(b)
if self._i:
raise ValueError("_CruAttrNotSet is a singleton!")
self._i = True
def __copy__(self):
return self
def __eq__(self, other):
return isinstance(other, _CruBoolUnique) or b == other
def __bool__(self):
return b
v = _CruBoolUnique()
return v
CRU_NOT_FOUND = cru_make_bool_unique_object(False)
CRU_USE_DEFAULT = cru_make_unique_object()
CRU_DONT_CHANGE = cru_make_unique_object()
CRU_PLACEHOLDER = cru_make_unique_object()
CRU.add_objects(cru_make_unique_object, cru_make_bool_unique_object, CRU_NOT_FOUND, CRU_USE_DEFAULT,
CRU_DONT_CHANGE, CRU_PLACEHOLDER)
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