timed: Interrupt long evaluations

In oeli: Some Utilities for Developing Data Science Software

Interrupt long evaluations

Description

This function interrupts an evaluation after a certain number of seconds. Note the limitations documented in setTimeLimit.

Usage

timed(expression, seconds = Inf, on_time_out = "silent")

Arguments

expression	[expression] An R expression to be evaluated.
seconds	[numeric(1)] The number of seconds.
on_time_out	[character(1)] Defines what action to take if the evaluation time exceeded, either: "error" to throw an error exception "warning" to return NULL along with a warning "silent" (the default) to just return NULL

Value

The value of expression or, if the evaluation time exceeded, whatever is specified for on_time_out.

See Also

Other function helpers: do.call_timed(), function_arguments(), function_body(), function_defaults(), quiet(), try_silent(), variable_name()

Examples

foo <- function(x) {
  for (i in 1:10) Sys.sleep(x / 10)
  return(x)
}
timed(foo(0.5), 1)
timed(foo(1.5), 1)

oeli documentation built on Aug. 18, 2025, 5:24 p.m.