1 files changed, 64 insertions, 23 deletions

diff --git a/modules/mono/csharp_script.cpp b/modules/mono/csharp_script.cpp
index 5301ea72b4..b475782729 100644
--- a/modules/mono/csharp_script.cpp
+++ b/modules/mono/csharp_script.cpp
@@ -654,6 +654,13 @@ void *CSharpLanguage::alloc_instance_binding_data(Object *p_object) {
 
 	StringName type_name = p_object->get_class_name();
 
+	// ¯\_(ツ)_/¯
+	const ClassDB::ClassInfo *classinfo = ClassDB::classes.getptr(type_name);
+	while (classinfo && !classinfo->exposed)
+		classinfo = classinfo->inherits_ptr;
+	ERR_FAIL_NULL_V(classinfo, NULL);
+	type_name = classinfo->name;
+
 	GDMonoClass *type_class = GDMonoUtils::type_get_proxy_class(type_name);
 
 	ERR_FAIL_NULL_V(type_class, NULL);
@@ -782,7 +789,7 @@ bool CSharpInstance::set(const StringName &p_name, const Variant &p_value) {
 		if (method) {
 			MonoObject *ret = method->invoke(mono_object, args);
 
-			if (ret && UNBOX_BOOLEAN(ret))
+			if (ret && GDMonoMarshal::unbox<MonoBoolean>(ret) == true)
 				return true;
 		}
 
@@ -1201,8 +1208,6 @@ bool CSharpScript::_update_exports() {
 		exported_members_cache.clear();
 		exported_members_defval_cache.clear();
 
-		const Vector<GDMonoField *> &fields = script_class->get_all_fields();
-
 		// We are creating a temporary new instance of the class here to get the default value
 		// TODO Workaround. Should be replaced with IL opcodes analysis
 
@@ -1226,36 +1231,47 @@ bool CSharpScript::_update_exports() {
 			return false;
 		}
 
-		for (int i = 0; i < fields.size(); i++) {
-			GDMonoField *field = fields[i];
+		GDMonoClass *top = script_class;
 
-			if (field->is_static() || field->get_visibility() != GDMono::PUBLIC)
-				continue;
+		while (top && top != native) {
+			const Vector<GDMonoField *> &fields = top->get_all_fields();
+
+			for (int i = 0; i < fields.size(); i++) {
+				GDMonoField *field = fields[i];
+
+				if (field->is_static() || field->get_visibility() != GDMono::PUBLIC)
+					continue;
 
-			String name = field->get_name();
-			StringName cname = name;
+				String name = field->get_name();
+				StringName cname = name;
 
-			Variant::Type type = GDMonoMarshal::managed_to_variant_type(field->get_type());
+				if (member_info.has(cname))
+					continue;
 
-			if (field->has_attribute(CACHED_CLASS(ExportAttribute))) {
-				MonoObject *attr = field->get_attribute(CACHED_CLASS(ExportAttribute));
+				Variant::Type type = GDMonoMarshal::managed_to_variant_type(field->get_type());
 
-				// Field has Export attribute
-				int hint = CACHED_FIELD(ExportAttribute, hint)->get_int_value(attr);
-				String hint_string = CACHED_FIELD(ExportAttribute, hint_string)->get_string_value(attr);
-				int usage = CACHED_FIELD(ExportAttribute, usage)->get_int_value(attr);
+				if (field->has_attribute(CACHED_CLASS(ExportAttribute))) {
+					MonoObject *attr = field->get_attribute(CACHED_CLASS(ExportAttribute));
 
-				PropertyInfo prop_info = PropertyInfo(type, name, PropertyHint(hint), hint_string, PropertyUsageFlags(usage));
+					// Field has Export attribute
+					int hint = CACHED_FIELD(ExportAttribute, hint)->get_int_value(attr);
+					String hint_string = CACHED_FIELD(ExportAttribute, hint_string)->get_string_value(attr);
+					int usage = CACHED_FIELD(ExportAttribute, usage)->get_int_value(attr);
 
-				member_info[cname] = prop_info;
-				exported_members_cache.push_back(prop_info);
+					PropertyInfo prop_info = PropertyInfo(type, name, PropertyHint(hint), hint_string, PropertyUsageFlags(usage));
 
-				if (tmp_object) {
-					exported_members_defval_cache[cname] = GDMonoMarshal::mono_object_to_variant(field->get_value(tmp_object));
+					member_info[cname] = prop_info;
+					exported_members_cache.push_back(prop_info);
+
+					if (tmp_object) {
+						exported_members_defval_cache[cname] = GDMonoMarshal::mono_object_to_variant(field->get_value(tmp_object));
+					}
+				} else {
+					member_info[cname] = PropertyInfo(type, name, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_SCRIPT_VARIABLE);
 				}
-			} else {
-				member_info[cname] = PropertyInfo(type, name, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_SCRIPT_VARIABLE);
 			}
+
+			top = top->get_parent_class();
 		}
 	}
 
@@ -1795,6 +1811,31 @@ RES ResourceFormatLoaderCSharpScript::load(const String &p_path, const String &p
 #endif
 
 	script->set_path(p_original_path);
+
+#ifndef TOOLS_ENABLED
+
+#ifdef DEBUG_ENABLED
+	// User is responsible for thread attach/detach
+	ERR_EXPLAIN("Thread is not attached");
+	CRASH_COND(mono_domain_get() == NULL);
+#endif
+
+#else
+	if (Engine::get_singleton()->is_editor_hint() && mono_domain_get() == NULL) {
+
+		CRASH_COND(Thread::get_caller_id() == Thread::get_main_id());
+
+		// Thread is not attached, but we will make an exception in this case
+		// because this may be called by one of the editor's worker threads.
+		// Attach this thread temporarily to reload the script.
+
+		MonoThread *mono_thread = mono_thread_attach(SCRIPTS_DOMAIN);
+		CRASH_COND(mono_thread == NULL);
+		script->reload();
+		mono_thread_detach(mono_thread);
+
+	} else // just reload it normally
+#endif
 	script->reload();
 
 	if (r_error)