Don't insert newline while saving

editor/editor_node.cpp

@@ -1812,9 +1812,7 @@ static void _reset_animation_mixers(Node *p_node, List<Pair<AnimationMixer *, Re
 }
 
 void EditorNode::_save_scene(String p_file, int idx) {
-	if (!saving_scene.is_empty() && saving_scene == p_file) {
-		return;
-	}
+	ERR_FAIL_COND_MSG(!saving_scene.is_empty() && saving_scene == p_file, "Scene saved while already being saved!");
 
 	Node *scene = editor_data.get_edited_scene_root(idx);
 

editor/plugins/script_editor_plugin.cpp

@@ -1012,8 +1012,6 @@ void ScriptEditor::_resave_scripts(const String &p_str) {
 			se->trim_final_newlines();
 		}
 
-		se->insert_final_newline();
-
 		if (convert_indent_on_save) {
 			se->convert_indent();
 		}
@@ -1410,8 +1408,6 @@ void ScriptEditor::_menu_option(int p_option) {
 					current->trim_final_newlines();
 				}
 
-				current->insert_final_newline();
-
 				if (convert_indent_on_save) {
 					current->convert_indent();
 				}
@@ -2614,8 +2610,6 @@ void ScriptEditor::save_current_script() {
 		current->trim_final_newlines();
 	}
 
-	current->insert_final_newline();
-
 	if (convert_indent_on_save) {
 		current->convert_indent();
 	}
@@ -2662,8 +2656,6 @@ void ScriptEditor::save_all_scripts() {
 			se->trim_final_newlines();
 		}
 
-		se->insert_final_newline();
-
 		if (!se->is_unsaved()) {
 			continue;
 		}
@@ -2713,6 +2705,7 @@ void ScriptEditor::apply_scripts() const {
 		if (!se) {
 			continue;
 		}
+		se->insert_final_newline();
 		se->apply_code();
 	}
 }