definitely: Keeps trying a functiont until it succeeds

In b-rodrigues/brotools: Some small tools to make life easier

Description

Keeps trying a functiont until it succeeds

Usage

definitely(func, n_tries = 10, sleep = 1, ...)

Arguments

func	A function you want to succed.
n_tries	The number of tries before failing. 10 by default.
sleep	Number of seconds between each try. 1 second by default.
...	Further arguments passed to func

Value

Returns the result of func, or NULL if unsuccessful.

Examples

## Not run: 
Read for full example http://www.brodrigues.co/blog/2018-03-12-keep_trying/
get_data = function(){
  number = rbinom(1, 1, 0.9)
  ifelse(number == 0, "OK", stop("Error: too many calls!"))
  }
  definitely(get_data, 10, 1)

## End(Not run)

b-rodrigues/brotools documentation built on April 21, 2020, 2:27 p.m.