Bug fix for installing from ADO feeds with v2 endpoints (#1429)

Author: alerickson

src/code/V2ServerAPICalls.cs

@@ -39,6 +39,7 @@ internal class V2ServerAPICalls : ServerApiCall
         private HttpClient _sessionClient { get; set; }
         private static readonly Hashtable[] emptyHashResponses = new Hashtable[]{};
         public FindResponseType v2FindResponseType = FindResponseType.ResponseString;
+        private bool _isADORepo;
         private bool _isJFrogRepo;
 
         #endregion
@@ -57,6 +58,7 @@ public V2ServerAPICalls (PSRepositoryInfo repository, PSCmdlet cmdletPassedIn, N
             _sessionClient = new HttpClient(handler);
             _sessionClient.DefaultRequestHeaders.TryAddWithoutValidation("User-Agent", userAgentString);
             var repoURL = repository.Uri.ToString().ToLower();
+            _isADORepo = repoURL.Contains("pkgs.dev.azure.com") || repoURL.Contains("pkgs.visualstudio.com");
             _isJFrogRepo = repoURL.Contains("jfrog");
         }
 
@@ -1145,8 +1147,14 @@ private Stream InstallVersion(string packageName, string version, out ErrorRecor
             _cmdletPassedIn.WriteDebug("In V2ServerAPICalls::InstallVersion()");
             string requestUrlV2;
 
+            if (_isADORepo)
+            {
+                // eg: https://pkgs.dev.azure.com/<org>/<project>/_packaging/<feed>/nuget/v2?id=test_module&version=5.0.0
+                requestUrlV2 = $"{Repository.Uri}?id={packageName}&version={version}";
+            }
             if (_isJFrogRepo)
             {
+                // eg: https://<project>.jfrog.io/artifactory/api/nuget/<feed>/Download/test_module/5.0.0
                 requestUrlV2 = $"{Repository.Uri}/Download/{packageName}/{version}";
             }
             else

src/code/V3ServerAPICalls.cs

@@ -291,8 +291,8 @@ public override FindResults FindVersionWithTag(string packageName, string versio
         /// </summary>
         public override Stream InstallPackage(string packageName, string packageVersion, bool includePrerelease, out ErrorRecord errRecord)
         {
-            Stream results = new MemoryStream();
             _cmdletPassedIn.WriteDebug("In V3ServerAPICalls::InstallPackage()");
+            Stream results = new MemoryStream();
             if (string.IsNullOrEmpty(packageVersion))
             {
                 results = InstallName(packageName, out errRecord);