From fc3639dd0380e16c0dc62f83619d7b84956e834f Mon Sep 17 00:00:00 2001
From: Patrick Meinecke <seeminglyscience@gmail.com>
Date: Mon, 2 May 2022 12:59:02 -0400
Subject: [PATCH] Add `IHostUISupportsMultipleChoiceSelection` impl

Without this, `InternalHostUserInterface` will try to emulate support,
leading to different runtime behavior.
---
 .../Host/EditorServicesConsolePSHostUserInterface.cs     | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/PowerShellEditorServices/Services/PowerShell/Host/EditorServicesConsolePSHostUserInterface.cs b/src/PowerShellEditorServices/Services/PowerShell/Host/EditorServicesConsolePSHostUserInterface.cs
index 06fa4a74b..fb6d2c861 100644
--- a/src/PowerShellEditorServices/Services/PowerShell/Host/EditorServicesConsolePSHostUserInterface.cs
+++ b/src/PowerShellEditorServices/Services/PowerShell/Host/EditorServicesConsolePSHostUserInterface.cs
@@ -12,7 +12,7 @@
 
 namespace Microsoft.PowerShell.EditorServices.Services.PowerShell.Host
 {
-    internal class EditorServicesConsolePSHostUserInterface : PSHostUserInterface
+    internal class EditorServicesConsolePSHostUserInterface : PSHostUserInterface, IHostUISupportsMultipleChoiceSelection
     {
         private readonly PSHostUserInterface _underlyingHostUI;
 
@@ -90,5 +90,12 @@ public void ResetProgress()
         public override void WriteVerboseLine(string message) => _underlyingHostUI.WriteVerboseLine(message);
 
         public override void WriteWarningLine(string message) => _underlyingHostUI.WriteWarningLine(message);
+
+        public Collection<int> PromptForChoice(
+            string caption,
+            string message,
+            Collection<ChoiceDescription> choices,
+            IEnumerable<int> defaultChoices)
+            => ((IHostUISupportsMultipleChoiceSelection)_underlyingHostUI).PromptForChoice(caption, message, choices, defaultChoices);
     }
 }