mangobyte.py 文件源码

def on_command_error(ctx, error):
    if ctx.message in thinker.messages:
        await thinker.stop_thinking(ctx.message)

    try:
        if isinstance(error, commands.CommandNotFound):
            cmd = ctx.message.content[1:].split(" ")[0]
            if cmd in deprecated_commands:
                await ctx.send(f"You shouldn't use `?{cmd}` anymore. It's *deprecated*. Try `?{deprecated_commands[cmd]}` instead.")
                return
            elif cmd == "" or cmd.startswith("?") or cmd.startswith("!"):
                return # These were probably not meant to be commands

            if cmd.lower() in bot.commands:
                new_message = ctx.message
                new_message.content = "?" + cmd.lower() + ctx.message.content[len(cmd) + 1:]
                await bot.process_commands(new_message)
            elif await invalid_command_reporting(ctx):
                await ctx.send(f"?? Ya I dunno what a '{cmd}' is, but it ain't a command. Try `?help` fer a list of things that ARE commands.") 
        elif isinstance(error, commands.CheckFailure):
            print("(suppressed)")
            return # The user does not have permissions
        elif isinstance(error, commands.MissingRequiredArgument):
            await ctx.send(embed=await bot.formatter.format_as_embed(ctx, ctx.command))
        elif isinstance(error, commands.BadArgument):
            signature = await get_cmd_signature(ctx)
            await ctx.send((
                "Thats the wrong type of argument for that command.\n\n"
                f"Ya gotta do it like this:\n`{signature}`\n\n"
                f"Try `?help {ctx.command}` for a more detailed description of the command"))
        elif isinstance(error, commands.CommandInvokeError) and isinstance(error.original, discord.errors.Forbidden):
            await print_missing_perms(ctx, error)
        elif isinstance(error, commands.CommandInvokeError) and isinstance(error.original, discord.errors.HTTPException):
            await ctx.send("Looks like there was a problem with discord just then. Try again in a bit.")
        elif isinstance(error, commands.CommandInvokeError) and isinstance(error.original, UserError):
            await ctx.send(error.original.message)
        else:
            await ctx.send("Uh-oh, sumthin dun gone wrong ??")
            trace_string = report_error(ctx.message, error, skip_lines=4)
            if settings.debug:
                await ctx.send(f"```{trace_string}```")
    except discord.errors.Forbidden:
        await ctx.author.send("Looks like I don't have permission to talk in that channel, sorry")