add_error_handler: Add an error handler

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

Add an error handler

Description

Registers an error handler in the Dispatcher.

Usage

add_error_handler(callback)

Arguments

callback

A function that takes (bot, error) as arguments.

Details

You can also use add_handler to register error handlers if the handler is of type ErrorHandler.

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_error_handler(error_callback)
# or
updater$dispatcher$add_handler(ErrorHandler(error_callback))
# or
updater <- updater + ErrorHandler(error_callback)

## End(Not run)

telegram.bot documentation built on Sept. 7, 2022, 5:07 p.m.