diff --git a/hscript/macros/AbstractHandler.hx b/hscript/macros/AbstractHandler.hx
index c079c1f..af5eb53 100644
--- a/hscript/macros/AbstractHandler.hx
+++ b/hscript/macros/AbstractHandler.hx
@@ -270,6 +270,8 @@ class AbstractHandler {
 										} else if(m.name == ":to") {
 											//throw "Unknown :to meta " + m;
 											special |= 8;
+										} else if(m.name == ":op") {
+											special |= 16;
 										}
 									}
 									special;
@@ -335,6 +337,10 @@ class AbstractHandler {
 								}
 							}
 
+							if(obj.o == null) {
+								Reflect.deleteField(obj, "o");
+							}
+
 							if(obj.r == null && f.name.startsWith("get_")) {
 								var v = getVarFromFields(fields, f.name.substr(4));
 								var type = getTypeFromField(v);