Merge pull request #47834 from Youssef1313/patch-10

InlineParameterNameHints:  Support record base type

src/EditorFeatures/Test2/InlineParameterNameHints/CSharpInlineParameterNameHintsTests.vb

@@ -360,5 +360,43 @@ class A
 
             Await VerifyParamHints(input)
         End Function
+
+        <WpfFact, Trait(Traits.Feature, Traits.Features.InlineParameterNameHints)>
+        <WorkItem(47696, "https://github.com/dotnet/roslyn/issues/47696")>
+        Public Async Function TestRecordBaseType() As Task
+            Dim input =
+            <Workspace>
+                <Project Language="C#" CommonReferences="true">
+                    <Document>
+record Base(int Alice, int Bob);
+record Derived(int Other) : Base({|Alice:2|}, {|Bob:2|});
+                    </Document>
+                </Project>
+            </Workspace>
+
+            Await VerifyParamHints(input)
+        End Function
+
+        <WpfFact, Trait(Traits.Feature, Traits.Features.InlineParameterNameHints)>
+        <WorkItem(47696, "https://github.com/dotnet/roslyn/issues/47696")>
+        Public Async Function TestClassBaseType() As Task
+            Dim input =
+            <Workspace>
+                <Project Language="C#" CommonReferences="true">
+                    <Document>
+class Base
+{
+    public Base(int paramName) {}
+}
+class Derived : Base
+{
+    public Derived() : base({|paramName:20|}) {}
+}
+                    </Document>
+                </Project>
+            </Workspace>
+
+            Await VerifyParamHints(input)
+        End Function
     End Class
 End Namespace

src/Workspaces/SharedUtilitiesAndExtensions/Compiler/CSharp/Extensions/ArgumentSyntaxExtensions.cs

@@ -49,18 +49,14 @@ public static RefKind GetRefKind(this ArgumentSyntax argument)
             bool allowParams = false,
             CancellationToken cancellationToken = default)
         {
-            if (!(argument.Parent is BaseArgumentListSyntax argumentList))
-            {
-                return null;
-            }
-
-            if (!(argumentList.Parent is ExpressionSyntax invocableExpression))
+            if (argument.Parent is not BaseArgumentListSyntax argumentList ||
+                argumentList.Parent is null)
             {
                 return null;
             }
 
             // Get the symbol as long if it's not null or if there is only one candidate symbol
-            var symbolInfo = semanticModel.GetSymbolInfo(invocableExpression, cancellationToken);
+            var symbolInfo = semanticModel.GetSymbolInfo(argumentList.Parent, cancellationToken);
             var symbol = symbolInfo.Symbol;
             if (symbol == null && symbolInfo.CandidateSymbols.Length == 1)
             {