tryWithWarnings: Run an expression and catch warnings and errors

In bozenne/butils: Various useful functions

Run an expression and catch warnings and errors

Description

Similar to try but also returns warnings.

Usage

tryWithWarnings(expr)

Arguments

expr	the line of code to be evaluated

Details

from https://stackoverflow.com/questions/4948361/how-do-i-save-warnings-and-errors-as-output-from-a-function

Value

a list containing:

• value the result of the evaluation of the expression

• warnings warning(s) generated during the evaluation of the expression

• error error generated during the evaluation of the expression

Author(s)

Brice Ozenne

Examples

FctTest <- function(x){
  return(log(x))
}
tryWithWarnings(FctTest(-1))
tryWithWarnings(FctTest(1))
tryWithWarnings(FctTest(xxxx))
' '

bozenne/butils documentation built on July 3, 2024, 2:34 p.m.