making member vars (able to be doc'd via code refactor) better docume…

…nted

DocGpt.Roslyn/DocGptExecutor.cs

@@ -72,7 +72,8 @@ internal static class DocGptExecutor
                 completionOptions.Messages.Add(new ChatRequestUserMessage($@"You are to take the C# code below and create a valid XML Documentation summary block for it according to .NET specifications. Use the following steps to determine what you compute for the answer:
 
 1. If the given code is not a complete C# type or member declaration, stop computing and return nothing.
-2. If you're not able to discern the purpose of the code with reasonable certainty, just return `/// <summary />`
+2. If the declaration is a variable or field, your summary should attempt to discern what the variable may mean based on its name and - if assigned - its value. Don't include the ""gets or sets"" verbiage.
+3. If you're not able to discern the purpose of the code with reasonable certainty, just return `/// <summary />`
 
 ```csharp
 {code}

DocGpt.Roslyn/DocGptRefactoringProvider.cs

@@ -3,6 +3,7 @@
     using Microsoft.CodeAnalysis;
     using Microsoft.CodeAnalysis.CodeRefactorings;
     using Microsoft.CodeAnalysis.CSharp;
+    using Microsoft.CodeAnalysis.CSharp.Syntax;
 
     using System;
     using System.Composition;
@@ -28,7 +29,14 @@ public override async Task ComputeRefactoringsAsync(CodeRefactoringContext conte
             SyntaxNode node = root.FindNode(textSpan);
             if (!DocGptExecutor.SupportedSyntaxes.Contains(node.Kind()))
             {
-                return;
+                if (node.Parent?.Parent is FieldDeclarationSyntax)
+                {
+                    node = node.Parent.Parent;
+                }
+                else
+                {
+                    return;
+                }
             }
 
             // Register a code action that will invoke the fix.