Add validation scripts

scripts/ScriptUtils.ts

@@ -0,0 +1,20 @@
+import {lstatSync, readdirSync} from "fs";
+
+export default class ScriptUtils {
+    public static readDirRecSync(path): string[] {
+        const result = []
+        for (const entry of readdirSync(path)) {
+            const fullEntry = path + "/" + entry
+            const stats = lstatSync(fullEntry)
+            if (stats.isDirectory()) {
+                // Subdirectory
+                // @ts-ignore
+                result.push(...ScriptUtils.readDirRecSync(fullEntry))
+            } else {
+                result.push(fullEntry)
+            }
+        }
+        return result;
+    }
+
+}