29 lines
809 B
Python
29 lines
809 B
Python
from discord.ext import commands
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from jishaku.models import copy_context_with
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_ = lambda x: x
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class AliasConvertor(commands.Converter):
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async def convert(self, ctx, argument):
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args = argument.split(" | ")
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if len(args) <= 1:
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raise commands.BadArgument(
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_("Alias must be like `[command] | [alias]`")
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)
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command_ctx = await copy_context_with(
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ctx, content=ctx.prefix + args[0]
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)
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alias_ctx = await copy_context_with(ctx, content=ctx.prefix + args[1])
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if command_ctx.command is None:
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raise commands.BadArgument(_("Unknown command"))
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if args[0] != args[1] and alias_ctx.command is not None:
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raise commands.BadArgument(_("Command already exists"))
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return argument
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