From 5b89ea650482612d8a43d7c7f496aec8621398a0 Mon Sep 17 00:00:00 2001
From: Staffan Gustafsson <staffangu@outlook.com>
Date: Fri, 20 Nov 2020 01:03:13 +0100
Subject: [PATCH 1/3] Enable nullable:
 System.Management.Automation.IArgumentCompleter

---
 .../engine/CommandCompletion/ExtensibleCompletion.cs          | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs b/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
index 6905e39b165..f04474113cf 100644
--- a/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
+++ b/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
@@ -55,6 +55,8 @@ public ArgumentCompleterAttribute(ScriptBlock scriptBlock)
         }
     }
 
+#nullable enable
+
     /// <summary>
     /// A type specified by the <see cref="ArgumentCompleterAttribute"/> must implement this interface.
     /// </summary>
@@ -83,6 +85,8 @@ IEnumerable<CompletionResult> CompleteArgument(
             IDictionary fakeBoundParameters);
     }
 
+#nullable restore
+
     /// <summary>
     /// </summary>
     [Cmdlet(VerbsLifecycle.Register, "ArgumentCompleter", HelpUri = "https://go.microsoft.com/fwlink/?LinkId=528576")]

From cabedad2a58ae56ef2a2dd2cff95bab6cbb53981 Mon Sep 17 00:00:00 2001
From: Staffan Gustafsson <staffangu@outlook.com>
Date: Fri, 20 Nov 2020 18:52:16 +0100
Subject: [PATCH 2/3] Removing whitespace before/after nullable pragma

---
 .../engine/CommandCompletion/ExtensibleCompletion.cs            | 2 --
 1 file changed, 2 deletions(-)

diff --git a/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs b/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
index f04474113cf..ddf01b96318 100644
--- a/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
+++ b/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
@@ -56,7 +56,6 @@ public ArgumentCompleterAttribute(ScriptBlock scriptBlock)
     }
 
 #nullable enable
-
     /// <summary>
     /// A type specified by the <see cref="ArgumentCompleterAttribute"/> must implement this interface.
     /// </summary>
@@ -84,7 +83,6 @@ IEnumerable<CompletionResult> CompleteArgument(
             CommandAst commandAst,
             IDictionary fakeBoundParameters);
     }
-
 #nullable restore
 
     /// <summary>

From c38548601389f60bd9ce7a79c7e205c253305f9d Mon Sep 17 00:00:00 2001
From: Staffan Gustafsson <staffangu@outlook.com>
Date: Fri, 20 Nov 2020 19:23:28 +0100
Subject: [PATCH 3/3] Removing whitespace before/after nullable pragma

---
 .../engine/CommandCompletion/ExtensibleCompletion.cs            | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs b/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
index ddf01b96318..53fe6f7b5e2 100644
--- a/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
+++ b/src/System.Management.Automation/engine/CommandCompletion/ExtensibleCompletion.cs
@@ -55,10 +55,10 @@ public ArgumentCompleterAttribute(ScriptBlock scriptBlock)
         }
     }
 
-#nullable enable
     /// <summary>
     /// A type specified by the <see cref="ArgumentCompleterAttribute"/> must implement this interface.
     /// </summary>
+#nullable enable
     public interface IArgumentCompleter
     {
         /// <summary>