1) add a method to run global javascript function on val 2) fix a bug to

return val from interface wrapper

src/embind/emval.js

@@ -66,6 +66,13 @@ function __emval_get_property_by_unsigned_long(handle, k) {
     return __emval_register(_emval_handle_array[handle].value[k]);
 }
 
+function __emval_eval_global_method(handle, objectName, methodName) {
+    var objectNameStr = Pointer_stringify(objectName);
+    var methodNameStr = Pointer_stringify(methodName);
+    var result = eval.call(null, objectNameStr)[methodNameStr](_emval_handle_array[handle].value);
+    return __emval_register(result);
+}
+
 function __emval_set_property(handle, k, value) {
     k = Pointer_stringify(k);
     _emval_handle_array[handle].value[k] = _emval_handle_array[value].value;

system/include/emscripten/val.h

@@ -17,6 +17,7 @@ namespace emscripten {
             EM_VAL _emval_get_property(EM_VAL object, const char* key);
             EM_VAL _emval_get_property_by_long(EM_VAL object, long key);
             EM_VAL _emval_get_property_by_unsigned_long(EM_VAL object, unsigned long key);
+            EM_VAL _emval_eval_global_method(EM_VAL object, const char* objectName, const char* methodName);
             void _emval_set_property(EM_VAL object, const char* key, EM_VAL value);
             void _emval_set_property_by_int(EM_VAL object, long key, EM_VAL value);
             void _emval_as(EM_VAL value, TYPEID returnType);
@@ -98,6 +99,10 @@ namespace emscripten {
             return val(internal::_emval_get_property_by_unsigned_long(handle, key));
         }
 
+        val eval_global_method(const char* objectName, const char* methodName) {
+            return val(internal::_emval_eval_global_method(handle, objectName, methodName));
+        }
+
         void set(const char* key, val v) {
             internal::_emval_set_property(handle, key, v.handle);
         }
@@ -204,6 +209,8 @@ namespace emscripten {
             static val fromWireType(WireType v) {
                 return val::take_ownership(v);
             }
+            static void destroy(WireType v) {
+            }
         };
     }
 }