1 files changed, 11 insertions, 6 deletions

diff --git a/editor/editor_file_system.h b/editor/editor_file_system.h
index 2985134093..0d558c84c5 100644
--- a/editor/editor_file_system.h
+++ b/editor/editor_file_system.h
@@ -54,6 +54,7 @@ class EditorFileSystemDirectory : public Object {
 	struct FileInfo {
 		String file;
 		StringName type;
+		StringName resource_script_class; // If any resource has script with a global class name, its found here.
 		ResourceUID::ID uid = ResourceUID::INVALID_ID;
 		uint64_t modified_time = 0;
 		uint64_t import_modified_time = 0;
@@ -61,6 +62,7 @@ class EditorFileSystemDirectory : public Object {
 		String import_group_file;
 		Vector<String> deps;
 		bool verified = false; //used for checking changes
+		// These are for script resources only.
 		String script_class_name;
 		String script_class_extends;
 		String script_class_icon_path;
@@ -90,6 +92,7 @@ public:
 	String get_file(int p_idx) const;
 	String get_file_path(int p_idx) const;
 	StringName get_file_type(int p_idx) const;
+	StringName get_file_resource_script_class(int p_idx) const;
 	Vector<String> get_file_deps(int p_idx) const;
 	bool get_file_import_is_valid(int p_idx) const;
 	uint64_t get_file_modified_time(int p_idx) const;
@@ -189,6 +192,7 @@ class EditorFileSystem : public Node {
 	/* Used for reading the filesystem cache file */
 	struct FileCache {
 		String type;
+		String resource_script_class;
 		ResourceUID::ID uid = ResourceUID::INVALID_ID;
 		uint64_t modification_time = 0;
 		uint64_t import_modification_time = 0;
@@ -238,7 +242,7 @@ class EditorFileSystem : public Node {
 
 	void _update_extensions();
 
-	void _reimport_file(const String &p_file, const HashMap<StringName, Variant> *p_custom_options = nullptr, const String &p_custom_importer = String());
+	Error _reimport_file(const String &p_file, const HashMap<StringName, Variant> &p_custom_options = HashMap<StringName, Variant>(), const String &p_custom_importer = String(), Variant *generator_parameters = nullptr);
 	Error _reimport_group(const String &p_group_file, const Vector<String> &p_files);
 
 	bool _test_for_reimport(const String &p_path, bool p_only_imported_files);
@@ -257,9 +261,11 @@ class EditorFileSystem : public Node {
 		}
 	};
 
-	void _scan_script_classes(EditorFileSystemDirectory *p_dir);
-	SafeFlag update_script_classes_queued;
-	void _queue_update_script_classes();
+	Mutex update_script_mutex;
+	HashSet<String> update_script_paths;
+	void _queue_update_script_class(const String &p_path);
+	void _update_script_classes();
+	void _update_pending_script_classes();
 
 	String _get_global_script_class(const String &p_type, const String &p_path, String *r_extends, String *r_icon_path) const;
 
@@ -309,11 +315,10 @@ public:
 	EditorFileSystemDirectory *find_file(const String &p_file, int *r_index) const;
 
 	void reimport_files(const Vector<String> &p_files);
+	Error reimport_append(const String &p_file, const HashMap<StringName, Variant> &p_custom_options, const String &p_custom_importer, Variant p_generator_parameters);
 
 	void reimport_file_with_custom_parameters(const String &p_file, const String &p_importer, const HashMap<StringName, Variant> &p_custom_params);
 
-	void update_script_classes();
-
 	bool is_group_file(const String &p_path) const;
 	void move_group_file(const String &p_path, const String &p_new_path);