Assert Condition With Message — stopifnot_with

Checks a condition and stops execution with a custom error message if the condition is not met. The error message is formed by concatenating the additional arguments.

Usage

stopifnot_with_message(condition, message, ...)

Arguments

condition: Logical. The condition to be evaluated.
message: Character. The base message to be used if the condition is FALSE.
...: Additional message parts to be concatenated for the error message.

Value

This function does not return a value. It stops execution with an error message if the condition is FALSE.

Examples

if (FALSE) { # \dontrun{
  x <- 5
  stopifnot_with_message(x > 10, "x must be greater than 10")
} # }