# -*- coding: utf-8 -*-
# Copyright (C) 2023 Pillar ML <https://www.pillar.ml>. All rights reserved.
#
# This file is a part of saphiera.
# https://github.com/Pillar-ML/saphiera
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.


import enum
from typing import Any


class MetaEnum(enum.EnumMeta):
    def __contains__(cls, member: Any) -> bool:
        if type(member) == cls:
            return enum.EnumMeta.__contains__(cls, member)
        else:
            try:
                cls(member)
            except ValueError:
                return False
            return True


class Enum(enum.Enum, metaclass=MetaEnum):
    """A custom Enum that allows for checking if a value exists, using
    `{value} in {Enum}`

    class Foo(Enum):
        foo = 1
        bar = 5

    >>> 1 in Foo
    True

    >>> Foo.bar in Foo
    True

    >>> 2 in Foo
    False
    """

    pass
