From 847c9bd24832d51b1bbf763d445d2d57806486fe Mon Sep 17 00:00:00 2001
From: rune-scape <allie.smith.epic@gmail.com>
Date: Fri, 25 Nov 2022 05:21:15 -0500
Subject: [PATCH] GDScript: Avoid using `get_global_class_native_base`

---
 editor/editor_data.cpp                 | 10 +++++-----
 editor/scene_tree_dock.cpp             | 10 ++++++----
 main/main.cpp                          |  6 +++++-
 modules/gdscript/gdscript_analyzer.cpp | 14 +++-----------
 modules/gdscript/gdscript_parser.cpp   |  7 +++++--
 5 files changed, 24 insertions(+), 23 deletions(-)

diff --git a/editor/editor_data.cpp b/editor/editor_data.cpp
index 48be0c9c00d..f15b874c45d 100644
--- a/editor/editor_data.cpp
+++ b/editor/editor_data.cpp
@@ -945,11 +945,11 @@ StringName EditorData::script_class_get_base(const String &p_class) const {
 
 Variant EditorData::script_class_instance(const String &p_class) {
 	if (ScriptServer::is_global_class(p_class)) {
-		Variant obj = ClassDB::instantiate(ScriptServer::get_global_class_native_base(p_class));
-		if (obj) {
-			Ref<Script> script = script_class_load_script(p_class);
-			if (script.is_valid()) {
-				((Object *)obj)->set_script(script);
+		Ref<Script> script = script_class_load_script(p_class);
+		if (script.is_valid()) {
+			Object *obj = ClassDB::instantiate(script->get_instance_base_type());
+			if (obj) {
+				obj->set_script(script);
 			}
 			return obj;
 		}
diff --git a/editor/scene_tree_dock.cpp b/editor/scene_tree_dock.cpp
index 9c3ef4ceccd..fae8fdcd141 100644
--- a/editor/scene_tree_dock.cpp
+++ b/editor/scene_tree_dock.cpp
@@ -1153,11 +1153,13 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 			if (TOOL_CREATE_FAVORITE == p_tool) {
 				String name = selected_favorite_root.get_slicec(' ', 0);
 				if (ScriptServer::is_global_class(name)) {
-					new_node = Object::cast_to<Node>(ClassDB::instantiate(ScriptServer::get_global_class_native_base(name)));
 					Ref<Script> scr = ResourceLoader::load(ScriptServer::get_global_class_path(name), "Script");
-					if (new_node && scr.is_valid()) {
-						new_node->set_script(scr);
-						new_node->set_name(name);
+					if (scr.is_valid()) {
+						new_node = Object::cast_to<Node>(ClassDB::instantiate(scr->get_instance_base_type()));
+						if (new_node) {
+							new_node->set_script(scr);
+							new_node->set_name(name);
+						}
 					}
 				} else {
 					new_node = Object::cast_to<Node>(ClassDB::instantiate(selected_favorite_root));
diff --git a/main/main.cpp b/main/main.cpp
index 460c73ceee1..d8890e1f6eb 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -2660,7 +2660,11 @@ bool Main::start() {
 		if (!editor && !ClassDB::class_exists(main_loop_type) && ScriptServer::is_global_class(main_loop_type)) {
 			String script_path = ScriptServer::get_global_class_path(main_loop_type);
 			Ref<Script> script_res = ResourceLoader::load(script_path);
-			StringName script_base = ScriptServer::get_global_class_native_base(main_loop_type);
+			if (script_res.is_null()) {
+				OS::get_singleton()->alert("Error: Could not load MainLoop script type: " + main_loop_type);
+				ERR_FAIL_V_MSG(false, vformat("Could not load global class %s.", main_loop_type));
+			}
+			StringName script_base = script_res->get_instance_base_type();
 			Object *obj = ClassDB::instantiate(script_base);
 			MainLoop *script_loop = Object::cast_to<MainLoop>(obj);
 			if (!script_loop) {
diff --git a/modules/gdscript/gdscript_analyzer.cpp b/modules/gdscript/gdscript_analyzer.cpp
index a6840b54b84..95e577c1403 100644
--- a/modules/gdscript/gdscript_analyzer.cpp
+++ b/modules/gdscript/gdscript_analyzer.cpp
@@ -494,8 +494,8 @@ GDScriptParser::DataType GDScriptAnalyzer::resolve_datatype(GDScriptParser::Type
 				result = ref->get_parser()->head->get_datatype();
 			} else {
 				result.kind = GDScriptParser::DataType::SCRIPT;
-				result.native_type = ScriptServer::get_global_class_native_base(first);
 				result.script_type = ResourceLoader::load(path, "Script");
+				result.native_type = result.script_type->get_instance_base_type();
 				result.script_path = path;
 				result.is_constant = true;
 				result.is_meta_type = false;
@@ -2733,21 +2733,13 @@ GDScriptParser::DataType GDScriptAnalyzer::make_global_class_meta_type(const Str
 			return type;
 		}
 
-		type.type_source = GDScriptParser::DataType::ANNOTATED_EXPLICIT;
-		type.kind = GDScriptParser::DataType::CLASS;
-		type.builtin_type = Variant::OBJECT;
-		type.native_type = ScriptServer::get_global_class_native_base(p_class_name);
-		type.class_type = ref->get_parser()->head;
-		type.script_path = ref->get_parser()->script_path;
-		type.is_constant = true;
-		type.is_meta_type = true;
-		return type;
+		return ref->get_parser()->head->get_datatype();
 	} else {
 		type.type_source = GDScriptParser::DataType::ANNOTATED_EXPLICIT;
 		type.kind = GDScriptParser::DataType::SCRIPT;
 		type.builtin_type = Variant::OBJECT;
-		type.native_type = ScriptServer::get_global_class_native_base(p_class_name);
 		type.script_type = ResourceLoader::load(path, "Script");
+		type.native_type = type.script_type->get_instance_base_type();
 		type.script_path = path;
 		type.is_constant = true;
 		type.is_meta_type = true;
diff --git a/modules/gdscript/gdscript_parser.cpp b/modules/gdscript/gdscript_parser.cpp
index 7074520a340..24dd94873b5 100644
--- a/modules/gdscript/gdscript_parser.cpp
+++ b/modules/gdscript/gdscript_parser.cpp
@@ -3802,16 +3802,19 @@ bool GDScriptParser::export_annotations(const AnnotationNode *p_annotation, Node
 				break;
 			case GDScriptParser::DataType::SCRIPT: {
 				StringName class_name;
-				if (export_type.script_type != nullptr && export_type.script_type.is_valid()) {
+				StringName native_base;
+				if (export_type.script_type.is_valid()) {
 					class_name = export_type.script_type->get_language()->get_global_class_name(export_type.script_type->get_path());
+					native_base = export_type.script_type->get_instance_base_type();
 				}
 				if (class_name == StringName()) {
 					Ref<Script> script = ResourceLoader::load(export_type.script_path, SNAME("Script"));
 					if (script.is_valid()) {
 						class_name = script->get_language()->get_global_class_name(export_type.script_path);
+						native_base = script->get_instance_base_type();
 					}
 				}
-				if (class_name != StringName() && ClassDB::is_parent_class(ScriptServer::get_global_class_native_base(class_name), SNAME("Resource"))) {
+				if (class_name != StringName() && native_base != StringName() && ClassDB::is_parent_class(native_base, SNAME("Resource"))) {
 					variable->export_info.type = Variant::OBJECT;
 					variable->export_info.hint = PROPERTY_HINT_RESOURCE_TYPE;
 					variable->export_info.hint_string = class_name;