Nothing
.verifyChar <- function(vec) {
if (!is.atomic(vec)) stop("Must be an atomic vector!", call. = FALSE)
OUT <- as.character(vec)
return(OUT)
}
.verifyNum <- function(vec) {
if (!is.atomic(vec)) stop("Must be an atomic vector!")
OUT <- suppressWarnings(as.numeric(vec))
if (length(OUT[!is.na(OUT)]) == 0) stop("Does not contain any numeric elements!", call. = FALSE)
return(OUT)
}
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