File: cache-utils.R

package info (click to toggle)
r-cran-shiny 1.5.0%2Bdfsg-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 8,224 kB
  • sloc: javascript: 17,081; sh: 28; makefile: 21
file content (9 lines) | stat: -rw-r--r-- 289 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
 

validate_key <- function(key) {
  if (!is.character(key) || length(key) != 1 || nchar(key) == 0) {
    stop("Invalid key: key must be single non-empty string.")
  }
  if (grepl("[^a-z0-9]", key)) {
    stop("Invalid key: ", key, ". Only lowercase letters and numbers are allowed.")
  }
}