notImplemented <- function(name) {
eval(substitute({
stop("'", .refClassDef@className, "::", name, "' is not implemented",
call. = FALSE)
}, list(name = name)), parent.frame())
}
readOnly <- function(name) {
eval(substitute({
if (!missing(value)) {
stop("'", .refClassDef@className, "::", name, "' is read only",
call. = FALSE)
}
}, list(name = name)), parent.frame())
}
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