Merge branch 'fix/npm-release-error' of https://github.com/mendix/wid…

…gets-resources into fix/npm-release-error

scripts/release/copyReleaseToProject.js

@@ -4,20 +4,25 @@ const { cp } = require("shelljs");
 
 const pluggableWidgetsFolderPath = join(process.cwd(), "packages/pluggableWidgets");
 
-(async () => {
+main().catch(e => {
+    console.error(e);
+    process.exit(-1);
+});
+
+async function main() {
     if (!process.env.MX_PROJECT_PATH) {
         throw new Error(`Environment variable "MX_PROJECT_PATH" is not defined.`);
     }
     console.log(`Copying over widgets to ${process.env.MX_PROJECT_PATH}..`);
     // Get pluggable widget folders containing "-native"
-    const pluggableWidgetsPaths = await asyncFilter(await readdir(pluggableWidgetsFolderPath), isNativeWidgetFolder);
+    const widgetFolderNames = await asyncFilter(await readdir(pluggableWidgetsFolderPath), isNativeWidgetFolder);
     const mpkPathsToCopy = [];
-    for await (const widgetFolderName of pluggableWidgetsPaths) {
+    for await (const widgetFolderName of widgetFolderNames) {
         const widgetDistFolderPath = join(pluggableWidgetsFolderPath, widgetFolderName, "dist");
-        const widgetDistPaths = await readdir(widgetDistFolderPath);
+        const widgetDistFolderNames = await readdir(widgetDistFolderPath);
         const allMpkPaths = [];
 
-        for await (const widgetDistFolderName of widgetDistPaths) {
+        for await (const widgetDistFolderName of widgetDistFolderNames) {
             // Check if folder name contains versioning
             if (!/\d+\.\d+\.\d+/.test(widgetDistFolderName)) {
                 continue;
@@ -41,18 +46,14 @@ const pluggableWidgetsFolderPath = join(process.cwd(), "packages/pluggableWidget
     console.log(
         `Finished copying ${mpkPathsToCopy.length} widgets to Mendix project ${basename(process.env.MX_PROJECT_PATH)}`
     );
-})();
+};
 
 async function asyncFilter(array, fn) {
     return Promise.all(array.map(fn)).then(booleans => array.filter((_, i) => booleans[i]));
 }
 
-async function isDirectory(path) {
-    return (await stat(path)).isDirectory();
-}
-
 async function isNativeWidgetFolder(widgetFolderName) {
-    return widgetFolderName.includes("-native") && isDirectory(join(pluggableWidgetsFolderPath, widgetFolderName));
+    return widgetFolderName.includes("-native") && (await stat(join(pluggableWidgetsFolderPath, widgetFolderName))).isDirectory();
 }
 
 async function getFileModifiedTime(path) {