From 58065f83d54ae18b8abd00d158e1942a01eede5c Mon Sep 17 00:00:00 2001
From: tolyo <anatolyostrovsky@gmail.com>
Date: Mon, 10 Mar 2025 15:44:54 +0200
Subject: [PATCH] Potential fix for code scanning alert no. 451: Inefficient
 regular expression

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
---
 src/router/url/url-matcher.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/router/url/url-matcher.js b/src/router/url/url-matcher.js
index c8da9ab56..bf72e58c3 100644
--- a/src/router/url/url-matcher.js
+++ b/src/router/url/url-matcher.js
@@ -209,7 +209,7 @@ export class UrlMatcher {
     const placeholder =
       /([:*])([\w[\]]+)|\{([\w[\]]+)(?::\s*((?:[^{}\\]+|\\.|\{(?:[^{}\\]+|\\.)*\})+))?\}/g;
     const searchPlaceholder =
-      /([:]?)([\w[\].-]+)|\{([\w[\].-]+)(?::\s*((?:[^{}\\]+|\\.|\{(?:[^{}\\]+|\\.)*\})+))?\}/g;
+      /([:]?)([\w[\].-]+)|\{([\w[\].-]+)(?::\s*((?:[^{\\}]+|\\.|{(?:[^{\\}]+|\\.)*})+))?\}/g;
     const patterns = [];
     let last = 0;
     let matchArray;