Improve sorting of enum autocompletion

modules/gdscript/gdscript_editor.cpp

@@ -1210,6 +1210,8 @@ static void _find_identifiers_in_base(const GDScriptCompletionIdentifier &p_base
 					return;
 				}
 
+				int location = ScriptLanguage::LOCATION_OTHER;
+
 				if (!p_only_functions) {
 					List<PropertyInfo> members;
 					if (p_base.value.get_type() != Variant::NIL) {
@@ -1223,7 +1225,11 @@ static void _find_identifiers_in_base(const GDScriptCompletionIdentifier &p_base
 							continue;
 						}
 						if (!String(E.name).contains("/")) {
-							ScriptLanguage::CodeCompletionOption option(E.name, ScriptLanguage::CODE_COMPLETION_KIND_MEMBER);
+							ScriptLanguage::CodeCompletionOption option(E.name, ScriptLanguage::CODE_COMPLETION_KIND_MEMBER, location);
+							if (base_type.kind == GDScriptParser::DataType::ENUM) {
+								// Sort enum members in their declaration order.
+								location += 1;
+							}
 							if (GDScriptParser::theme_color_names.has(E.name)) {
 								option.theme_color_name = GDScriptParser::theme_color_names[E.name];
 							}
@@ -1239,7 +1245,7 @@ static void _find_identifiers_in_base(const GDScriptCompletionIdentifier &p_base
 						// Enum types are static and cannot change, therefore we skip non-const dictionary methods.
 						continue;
 					}
-					ScriptLanguage::CodeCompletionOption option(E.name, ScriptLanguage::CODE_COMPLETION_KIND_FUNCTION);
+					ScriptLanguage::CodeCompletionOption option(E.name, ScriptLanguage::CODE_COMPLETION_KIND_FUNCTION, location);
 					if (E.arguments.size()) {
 						option.insert_text += "(";
 					} else {