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Add ExceptionMessageFilter usage

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Danipulok 2023-01-16 15:59:50 +02:00
parent ba5d550e42
commit 46baa253d4
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1 changed files with 13 additions and 9 deletions
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22
examples/error_handling.py
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@ -3,11 +3,12 @@ import html
import logging
from aiogram import Bot, Dispatcher, types
from aiogram.filters import Command, ExceptionTypeFilter, CommandObject
from aiogram.filters import Command, ExceptionTypeFilter, CommandObject, ExceptionMessageFilter
from aiogram.types import ErrorEvent
# TOKEN = "42:TOKEN"
TOKEN = "42:TOKEN"
dp = Dispatcher()
logger = logging.getLogger(__name__)
@ -18,7 +19,9 @@ class InvalidAge(Exception):
class InvalidName(Exception):
pass
def __init__(self, message: str):
super().__init__(message)
@dp.errors(ExceptionTypeFilter(InvalidAge))
@ -42,14 +45,15 @@ async def handle_invalid_age_exception(event: ErrorEvent, bot: Bot) -> None:
await bot.send_message(chat_id=chat_id, text=text)
@dp.errors()
async def handle_all_exceptions(event: ErrorEvent) -> None:
@dp.errors(ExceptionMessageFilter("Invalid"))
async def handle_invalid_exceptions(event: ErrorEvent) -> None:
"""
This handler receives error events with any exception type.
This handler receives error events with "Invalid" message in them.
"""
# Because we specified `ExceptionTypeFilter` with `InvalidAge` exception type earlier,
# this handler will receive error events with any exception type except `InvalidAge`.
logger.error("Error caught: %r while processing %r", event.exception, event.update)
# this handler will receive error events with any exception type except `InvalidAge` and
# only if the exception message contains "Invalid" substring.
logger.error("Error `Invalid` caught: %r while processing %r", event.exception, event.update)
@dp.message(Command(commands=["age"]))
@ -85,7 +89,7 @@ async def handle_set_name(message: types.Message, command: CommandObject) -> Non
# To get the command arguments you can use `command.args` property.
name = command.args
if not name:
raise InvalidName("No name provided. Please provide your name as a command argument.")
raise InvalidName("Invalid name. Please provide your name as a command argument.")
# If the name is valid, send a message to the user.
await message.reply(text=f"Your name is {name}")