use a global void value for returning unknown values

2016-03-11 10:21:39 -07:00
parent cd1b3f8887
commit 5247de7d1b
3 changed files with 18 additions and 13 deletions
--- a/include/chaiscript/dispatchkit/boxed_value.hpp
+++ b/include/chaiscript/dispatchkit/boxed_value.hpp
@@ -411,6 +411,11 @@ namespace chaiscript
      return detail::const_var_impl(t);
    }

+  inline Boxed_Value void_var() {
+    static const auto v = Boxed_Value(Boxed_Value::Void_Type());
+    return v;
+  }
+
  inline Boxed_Value const_var(bool b) {
    static const auto t = detail::const_var_impl(true);
    static const auto f = detail::const_var_impl(false);