ErrorHandler: Handling errors
In telegram.bot: Develop a 'Telegram Bot' with R

ErrorHandler

R Documentation

Handling errors

Description

Handler class to handle errors in the Dispatcher.

Usage

ErrorHandler(callback)

is.ErrorHandler(x)

Arguments

`callback`	A function that takes `(bot, error)` as arguments.
`x`	Object to be tested.

Format

An R6Class object.

Examples

## Not run: 
updater <- Updater(token = "TOKEN")

# Create error callback
error_callback <- function(bot, error) {
  warning(simpleWarning(conditionMessage(error), call = "Updates polling"))
}

# Register it to the updater's dispatcher
updater$dispatcher$add_handler(ErrorHandler(error_callback))
# or
updater <- updater + ErrorHandler(error_callback)

## End(Not run)

telegram.bot documentation built on Nov. 5, 2025, 6:54 p.m.