42 lines
1.1 KiB
Python
42 lines
1.1 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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jishaku.metacog
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~~~~~~~~~~~~~~~
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The metaclass definitions for the Jishaku cog.
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:copyright: (c) 2019 Devon (Gorialis) R
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:license: MIT, see LICENSE for more details.
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"""
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from discord.ext import commands
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class GroupCogMeta(commands.CogMeta):
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"""
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A CogMeta metaclass that sets all unparented (non-nested) Commands under it as children
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of a global Group.
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This allows Jishaku to place all of its commands under a group, while maintaining the ability
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to override individual subcommands in subclasses.
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The Group will be inserted as an attribute of the resulting Cog under its function name.
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"""
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def __new__(cls, *args, **kwargs):
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group = kwargs.pop('command_parent')
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new_cls = super().__new__(cls, *args, **kwargs)
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for subcommand in new_cls.__cog_commands__:
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if subcommand.parent is None:
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subcommand.parent = group
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subcommand.__original_kwargs__['parent'] = group
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new_cls.__cog_commands__.append(group)
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setattr(new_cls, group.callback.__name__, group)
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return new_cls
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