From f86cf7cd0922350d67140b38f2df7521494f67f6 Mon Sep 17 00:00:00 2001
From: "Aapeli.Smith" <44763019+aapelismith@users.noreply.github.com>
Date: Fri, 4 Apr 2025 13:32:16 +0800
Subject: [PATCH] Update http_impl.dart
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Fix(proxy): correct userinfo validation logic

- Fix incorrect length check by using userinfo.length instead of proxy.length
---
 sdk/lib/_http/http_impl.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sdk/lib/_http/http_impl.dart b/sdk/lib/_http/http_impl.dart
index c3405e5a4020..45d11b122fe1 100644
--- a/sdk/lib/_http/http_impl.dart
+++ b/sdk/lib/_http/http_impl.dart
@@ -3746,7 +3746,7 @@ class _ProxyConfiguration {
             String userinfo = proxy.substring(0, at).trim();
             proxy = proxy.substring(at + 1).trim();
             int colon = userinfo.indexOf(":");
-            if (colon == -1 || colon == 0 || colon == proxy.length - 1) {
+            if (colon == -1 || colon == 0 || colon == userinfo.length - 1) {
               throw HttpException("Invalid proxy configuration $configuration");
             }
             username = userinfo.substring(0, colon).trim();