Retry a function multiple times

This function evaluates an expression multiple times until it succeeds or the maximum number of attempts is reached.

Usage

retry_function(expr, max_attempts = 3, sleep_time = 0)

Arguments

expr

An expression to evaluate.

max_attempts

The maximum number of attempts to make.

sleep_time

The time to sleep between attempts, in seconds.

Value

The result of the expression if successful.

See also

Other other: label_selecter()

Author

Sander Devisscher

Examples

if (FALSE) { # \dontrun{
# This example will fail or succeed randomly.

some_function <- function() {
 if (runif(1) < 0.5) {  # Randomly fail
   stop("\U02620 Something went wrong!")
   }
 return("Success")
}

retry_function({some_function()}, max_attempts = 5, sleep_time = 1)
} # }