do.call.stash: Execute a Function Call and Stash the Result

In MrMallIronmaker/stash: Stash Function Results Easily

Description

Similar to 'do.call', 'do.call.stash' constructs and executes a function call. Additionally, 'do.call.stash' stores the result indexed by the function body, its arguments, and its dependencies.

Usage

## S3 method for class 'call.stash'
do(fun, argslist)

Arguments

fun	Function to apply. Unlike 'do.call', strings naming the function are not supported
argslist	List of arguments to 'fun', in order.

Examples

## Not run: 
heavy_function <- function(x) {
  Sys.sleep(3)
  mean(x)
}

result <- NULL
system.time({result <- do.call.stash(heavy_function, list(c(1:20)))})
result
system.time({result <- do.call.stash(heavy_function, list(c(1:20)))})
result

## End(Not run)

MrMallIronmaker/stash documentation built on Feb. 5, 2022, 8:12 a.m.