support creating val with null (needed for sending null parameter to a

WebGL function)

2 files changed, 9 insertions, 0 deletions

diff --git a/src/embind/emval.js b/src/embind/emval.js
index 65becfa3..e8ee6baf 100644
--- a/src/embind/emval.js
+++ b/src/embind/emval.js
@@ -45,6 +45,10 @@ function __emval_new_object() {
     return __emval_register({});
 }
 
+function __emval_new_null() {
+    return __emval_register(null);
+}
+
 function __emval_new_long(value) {
     return __emval_register(value);
 }
diff --git a/system/include/emscripten/val.h b/system/include/emscripten/val.h
index 8db052e8..e2d35382 100644
--- a/system/include/emscripten/val.h
+++ b/system/include/emscripten/val.h
@@ -12,6 +12,7 @@ namespace emscripten {
             void _emval_incref(EM_VAL value);
             void _emval_decref(EM_VAL value);
             EM_VAL _emval_new_object();
+            EM_VAL _emval_new_null();
             EM_VAL _emval_new_long(long value);
             EM_VAL _emval_new_cstring(const char* str);
             bool _emval_has_property(EM_VAL object, const char* key);
@@ -48,6 +49,10 @@ namespace emscripten {
             return val(internal::_emval_new_object());
         };
 
+        static val null() {
+            return val(internal::_emval_new_null());
+        };
+
         static val take_ownership(internal::EM_VAL e) {
             return val(e);
         }