Add operator T

Author: eddelbuettel

ChangeLog

@@ -1,6 +1,8 @@
 2026-04-09  Dirk Eddelbuettel  <edd@debian.org>
 
 	* DESCRIPTION (Version, Date): Roll micro version and date
+	* inst/include/Rcpp/Nullable.h (T): Also add 'operator T()'
+
 2026-04-08  Dirk Eddelbuettel  <edd@debian.org>
 
 	* inst/include/Rcpp/Nullable.h (as): Enhance by adding an explicit

inst/include/Rcpp/Nullable.h

@@ -81,6 +81,16 @@ namespace Rcpp {
             return m_sexp;
         }
 
+        /**
+         * operator T() to return nullable object
+         *
+         * @throw 'not initialized' if object has not been set
+         */
+        inline operator T() const {
+            checkIfSet();
+            return Rcpp::as<T>(m_sexp);
+        }
+
         /**
          * get() accessor for object
          *