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"""Test case for typevar-name-incorrect-variance with default settings"""
# pylint: disable=too-few-public-methods,line-too-long
from typing import TypeVar
import typing_extensions as te
# PascalCase names with prefix
GoodNameT = TypeVar("GoodNameT")
_T = TypeVar("_T")
_GoodNameT = TypeVar("_GoodNameT")
__GoodNameT = TypeVar("__GoodNameT")
GoodNameWithoutContra = TypeVar( # [typevar-name-incorrect-variance]
"GoodNameWithoutContra", contravariant=True
)
GoodNameT_co = TypeVar("GoodNameT_co", covariant=True)
GoodNameT_contra = TypeVar("GoodNameT_contra", contravariant=True)
GoodBoundNameT = TypeVar("GoodBoundNameT", bound=int)
# Some of these will create a RunTime error but serve as a regression test
T = TypeVar( # [typevar-double-variance,typevar-name-incorrect-variance]
"T", covariant=True, contravariant=True
)
T = TypeVar("T", covariant=False, contravariant=False)
T_co = TypeVar("T_co", covariant=True, contravariant=True) # [typevar-double-variance,typevar-name-incorrect-variance]
T_contra = TypeVar( # [typevar-double-variance,typevar-name-incorrect-variance]
"T_contra", covariant=True, contravariant=True
)
T_co = TypeVar("T_co", covariant=True, contravariant=False)
T_contra = TypeVar("T_contra", covariant=False, contravariant=True)
# PascalCase names without prefix
AnyStr = TypeVar("AnyStr")
DeviceTypeT = TypeVar("DeviceTypeT")
HVACModeT = TypeVar("HVACModeT")
TodoT = TypeVar("TodoT")
TypeT = TypeVar("TypeT")
_IPAddress = TypeVar("_IPAddress")
CALLABLE_T = TypeVar("CALLABLE_T") # [invalid-name]
DeviceType = TypeVar("DeviceType") # [invalid-name]
IPAddressU = TypeVar("IPAddressU") # [invalid-name]
# Wrong prefix
TAnyStr = TypeVar("TAnyStr") # [invalid-name]
# camelCase names with prefix
badName = TypeVar("badName") # [invalid-name]
badName_co = TypeVar("badName_co", covariant=True) # [invalid-name]
badName_contra = TypeVar("badName_contra", contravariant=True) # [invalid-name]
# PascalCase names with lower letter prefix in tuple assignment
(
a_BadName, # [invalid-name]
a_BadNameWithoutContra, # [invalid-name, typevar-name-incorrect-variance]
) = TypeVar("a_BadName"), TypeVar("a_BadNameWithoutContra", contravariant=True)
GoodName_co, a_BadName_contra = TypeVar( # [invalid-name]
"GoodName_co", covariant=True
), TypeVar("a_BadName_contra", contravariant=True)
GoodName_co, VAR = TypeVar("GoodName_co", covariant=True), "a string"
# -- typing_extensions.TypeVar --
GoodNameT = te.TypeVar("GoodNameT")
GoodNameT_co = te.TypeVar("GoodNameT_co", covariant=True)
badName = te.TypeVar("badName") # [invalid-name]
T_co = te.TypeVar("T_co", covariant=True, contravariant=True) # [typevar-double-variance,typevar-name-incorrect-variance]
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