From 56d96e897eb0d8e3cfa92e7903dfbb1ba6c6cacb Mon Sep 17 00:00:00 2001
From: Vladimir Safonkin <vsafonkin@github.com>
Date: Thu, 15 Apr 2021 13:28:24 +0300
Subject: [PATCH] Improve key names validation for keys from user nuget config

---
 src/authutil.ts | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/authutil.ts b/src/authutil.ts
index 463f0d3..218166f 100644
--- a/src/authutil.ts
+++ b/src/authutil.ts
@@ -25,6 +25,12 @@ export function configAuthentication(
   writeFeedToFile(feedUrl, existingNuGetConfig, tempNuGetConfig);
 }
 
+function isValidKey(
+  key: string
+): boolean {
+  return /^[0-9\w\-\_\.]+$/i.test(key);
+}
+
 function writeFeedToFile(
   feedUrl: string,
   existingFileLocation: string,
@@ -109,9 +115,9 @@ function writeFeedToFile(
   xml = xml.ele('packageSourceCredentials');
 
   sourceKeys.forEach(key => {
-    if (key.indexOf(' ') > -1) {
+    if (!isValidKey(key)) {
       throw new Error(
-        "This action currently can't handle source names with spaces. Remove the space from your repo's NuGet.config and try again."
+        "Source name can contain letters, numbers, and '-', '_', '.' symbols only, Please, fix source name in NuGet.config and try again."
       );
     }