Function value

inst/include/Rcpp/Promise.h:50–53

* Return the result of the PRVALUE macro on the promise */

         * Return the result of the PRVALUE macro on the promise
         */
        SEXP value() const{
            if (!was_evaluated()) throw unevaluated_promise();
            return PRVALUE(Storage::get__());
        }

        bool was_evaluated() const {
#if R_VERSION < R_Version(4,6,0)