Throw non-empty directory error using preferred mechanism

The error was reported using a mechanism that no longer seems to be
supported by yeoman. Throwing an error seems to be the preferred method
now.

Author: weirdwater

packages/generator-widget/CHANGELOG.md

@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased]
 
+### Fixed
+
+- We fixed the error that is thrown when the target directory is not empty. (#123)
+
 ## [10.15.0] - 2024-09-24
 
 ### Changed

packages/generator-widget/generators/app/index.js

@@ -32,7 +32,7 @@ class MxGenerator extends Generator {
 
         if ((await dirExists(fullDestinationPath)) && !(await isDirEmpty(fullDestinationPath))) {
             this.log(text.BANNER);
-            this.env.error(Error(text.DIR_NOT_EMPTY_ERROR));
+            throw new Error(text.DIR_NOT_EMPTY_ERROR);
         }
     }
 

packages/generator-widget/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@mendix/generator-widget",
-  "version": "10.15.0",
+  "version": "10.15.1",
   "description": "Mendix Pluggable Widgets Generator",
   "engines": {
     "node": ">=16"