rollbot4/lib/rollbot/decorators/error_handling.py

from functools import wraps

from ..types import Message, Context, Response, CommandType
from ..failure import RollbotFailureException


def with_failure_handling(fn: CommandType) -> CommandType:
    @wraps(fn)
    async def wrapped(message: Message, context: Context):
        try:
            await fn(message, context)
        except RollbotFailureException as exc:
            # TODO handle errors more specifically
            await context.respond(Response.from_message(message, str(exc.failure)))

    return wrapped