From b72ed99fb88a58671982351bddaade3ccda6eaf7 Mon Sep 17 00:00:00 2001
From: Flummi <git@srv.fail>
Date: Mon, 17 Mar 2025 10:37:28 +0100
Subject: [PATCH] validate that routes are an array before merging with another
 Router instance

---
 dist/router.js | 2 ++
 src/router.ts  | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/dist/router.js b/dist/router.js
index 7ea3172..94652ce 100644
--- a/dist/router.js
+++ b/dist/router.js
@@ -70,6 +70,8 @@ export default class Router {
     }
     use(obj) {
         if (obj instanceof Router) {
+            if (!Array.isArray(obj.routes))
+                throw new TypeError("Routes must be an array.");
             this.routes = [...this.routes, ...obj.routes];
             this.sortRoutes();
         }
diff --git a/src/router.ts b/src/router.ts
index af92eb5..c54e199 100644
--- a/src/router.ts
+++ b/src/router.ts
@@ -95,6 +95,8 @@ export default class Router {
    */
   use(obj: Router | Tpl): void {
     if(obj instanceof Router) {
+      if(!Array.isArray(obj.routes))
+        throw new TypeError("Routes must be an array.");
       this.routes = [ ...this.routes, ...obj.routes ];
       this.sortRoutes();
     }