Function testNullableIsUsable

inst/tinytest/cpp/misc.cpp:212–218

[[Rcpp::export]]

// [[Rcpp::export]]
SEXP testNullableIsUsable(const Nullable<NumericMatrix>& M) {
    if (M.isUsable()) {
        return M.clone();
    } else {
        return R_NilValue;
    }
}

// [[Rcpp::export]]
String testNullableString(Rcpp::Nullable<Rcpp::String> param = R_NilValue) {