diff --git a/src/libraries/System.Runtime.InteropServices.JavaScript/gen/JSImportGenerator/JSExportGenerator.cs b/src/libraries/System.Runtime.InteropServices.JavaScript/gen/JSImportGenerator/JSExportGenerator.cs
index 82fb93b871026b..f6590136448336 100644
--- a/src/libraries/System.Runtime.InteropServices.JavaScript/gen/JSImportGenerator/JSExportGenerator.cs
+++ b/src/libraries/System.Runtime.InteropServices.JavaScript/gen/JSImportGenerator/JSExportGenerator.cs
@@ -319,7 +319,7 @@ private static bool ShouldVisitNode(SyntaxNode syntaxNode)
             // Verify the method has no generic types or defined implementation
             // and is marked static and partial.
             if (methodSyntax.TypeParameterList is not null
-                || methodSyntax.Body is null
+                || (methodSyntax.Body is null && methodSyntax.ExpressionBody is null)
                 || !methodSyntax.Modifiers.Any(SyntaxKind.StaticKeyword)
                 || methodSyntax.Modifiers.Any(SyntaxKind.PartialKeyword))
             {
diff --git a/src/libraries/System.Runtime.InteropServices.JavaScript/gen/JSImportGenerator/JSImportStubContext.cs b/src/libraries/System.Runtime.InteropServices.JavaScript/gen/JSImportGenerator/JSImportStubContext.cs
index 055e81315e68e4..005e30581affea 100644
--- a/src/libraries/System.Runtime.InteropServices.JavaScript/gen/JSImportGenerator/JSImportStubContext.cs
+++ b/src/libraries/System.Runtime.InteropServices.JavaScript/gen/JSImportGenerator/JSImportStubContext.cs
@@ -4,7 +4,9 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
+using System.Diagnostics;
 using System.Linq;
+using System.Text;
 using System.Threading;
 
 using Microsoft.CodeAnalysis;
@@ -16,6 +18,11 @@ namespace Microsoft.Interop.JavaScript
 {
     internal sealed class JSSignatureContext : IEquatable<JSSignatureContext>
     {
+        private static SymbolDisplayFormat s_typeNameFormat { get; } = new SymbolDisplayFormat(
+            globalNamespaceStyle: SymbolDisplayGlobalNamespaceStyle.Omitted,
+            typeQualificationStyle: SymbolDisplayTypeQualificationStyle.NameAndContainingTypes
+        );
+
         internal static readonly string GeneratorName = typeof(JSImportGenerator).Assembly.GetName().Name;
 
         internal static readonly string GeneratorVersion = typeof(JSImportGenerator).Assembly.GetName().Version.ToString();
@@ -118,14 +125,8 @@ public static JSSignatureContext Create(
             };
             int typesHash = Math.Abs((int)hash);
 
-
-
             var fullName = $"{method.ContainingType.ToDisplayString()}.{method.Name}";
-            string qualifiedName;
-            var ns = string.Join(".", method.ContainingType.ToDisplayParts().Where(p => p.Kind == SymbolDisplayPartKind.NamespaceName).Select(x => x.ToString()).ToArray());
-            var cn = string.Join("/", method.ContainingType.ToDisplayParts().Where(p => p.Kind == SymbolDisplayPartKind.ClassName).Select(x => x.ToString()).ToArray());
-            var qclasses = method.ContainingType.ContainingNamespace == null ? ns : ns + "." + cn;
-            qualifiedName = $"[{env.Compilation.AssemblyName}]{qclasses}:{method.Name}";
+            string qualifiedName = GetFullyQualifiedMethodName(env, method);
 
             return new JSSignatureContext()
             {
@@ -143,6 +144,17 @@ public static JSSignatureContext Create(
             };
         }
 
+        private static string GetFullyQualifiedMethodName(StubEnvironment env, IMethodSymbol method)
+        {
+            // Mono style nested class name format.
+            string typeName = method.ContainingType.ToDisplayString(s_typeNameFormat).Replace(".", "/");
+
+            if (!method.ContainingType.ContainingNamespace.IsGlobalNamespace)
+                typeName = $"{method.ContainingType.ContainingNamespace.ToDisplayString()}.{typeName}";
+
+            return $"[{env.Compilation.AssemblyName}]{typeName}:{method.Name}";
+        }
+
         private static (ImmutableArray<TypePositionInfo>, IMarshallingGeneratorFactory) GenerateTypeInformation(IMethodSymbol method, GeneratorDiagnostics diagnostics, StubEnvironment env)
         {
             var jsMarshallingAttributeParser = new JSMarshallingAttributeInfoParser(env.Compilation, diagnostics, method);
diff --git a/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JSImportExportTest.cs b/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JSImportExportTest.cs
index 71a795545f3317..a8966dcaf521d0 100644
--- a/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JSImportExportTest.cs
+++ b/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JSImportExportTest.cs
@@ -1199,7 +1199,62 @@ public void JsExportString(string value)
         public void JsExportStringNoNs()
         {
             var actual = JavaScriptTestHelper.invoke2_String("test", nameof(JavaScriptTestHelperNoNamespace.EchoString));
-            Assert.Equal("test!", actual);
+            Assert.Equal("test51", actual);
+        }
+
+        [Fact]
+        public void JsExportStructClassRecords()
+        {
+            var actual = JavaScriptTestHelper.invokeStructClassRecords("test");
+            Assert.Equal(48, actual.Length);
+            Assert.Equal("test11", actual[0]);
+            Assert.Equal("test12", actual[1]);
+            Assert.Equal("test13", actual[2]);
+            Assert.Equal("test14", actual[3]);
+            Assert.Equal("test15", actual[4]);
+            Assert.Equal("test16", actual[5]);
+            Assert.Equal("test17", actual[6]);
+            Assert.Equal("test18", actual[7]);
+            Assert.Equal("test19", actual[8]);
+            Assert.Equal("test21", actual[9]);
+            Assert.Equal("test22", actual[10]);
+            Assert.Equal("test23", actual[11]);
+            Assert.Equal("test24", actual[12]);
+            Assert.Equal("test25", actual[13]);
+            Assert.Equal("test31", actual[14]);
+            Assert.Equal("test32", actual[15]);
+            Assert.Equal("test33", actual[16]);
+            Assert.Equal("test34", actual[17]);
+            Assert.Equal("test35", actual[18]);
+            Assert.Equal("test41", actual[19]);
+            Assert.Equal("test42", actual[20]);
+            Assert.Equal("test43", actual[21]);
+            Assert.Equal("test44", actual[22]);
+            Assert.Equal("test45", actual[23]);
+            Assert.Equal("test51", actual[24]);
+            Assert.Equal("test52", actual[25]);
+            Assert.Equal("test53", actual[26]);
+            Assert.Equal("test54", actual[27]);
+            Assert.Equal("test55", actual[28]);
+            Assert.Equal("test56", actual[29]);
+            Assert.Equal("test57", actual[30]);
+            Assert.Equal("test58", actual[31]);
+            Assert.Equal("test59", actual[32]);
+            Assert.Equal("test61", actual[33]);
+            Assert.Equal("test62", actual[34]);
+            Assert.Equal("test63", actual[35]);
+            Assert.Equal("test64", actual[36]);
+            Assert.Equal("test65", actual[37]);
+            Assert.Equal("test71", actual[38]);
+            Assert.Equal("test72", actual[39]);
+            Assert.Equal("test73", actual[40]);
+            Assert.Equal("test74", actual[41]);
+            Assert.Equal("test75", actual[42]);
+            Assert.Equal("test81", actual[43]);
+            Assert.Equal("test82", actual[44]);
+            Assert.Equal("test83", actual[45]);
+            Assert.Equal("test84", actual[46]);
+            Assert.Equal("test85", actual[47]);
         }
 
         [Fact]
diff --git a/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JavaScriptTestHelper.cs b/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JavaScriptTestHelper.cs
index aaa5d16c2b8cdb..b5a89b7f48fe98 100644
--- a/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JavaScriptTestHelper.cs
+++ b/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JavaScriptTestHelper.cs
@@ -250,6 +250,9 @@ public static int EchoInt32([JSMarshalAs<JSType.Number>] int arg1)
         [JSImport("invoke2", "JavaScriptTestHelper")]
         [return: JSMarshalAs<JSType.String>]
         internal static partial string invoke2_String([JSMarshalAs<JSType.String>] string value, [JSMarshalAs<JSType.String>] string name);
+        [JSImport("invokeStructClassRecords", "JavaScriptTestHelper")]
+        [return: JSMarshalAs<JSType.Array<JSType.String>>]
+        internal static partial string[] invokeStructClassRecords([JSMarshalAs<JSType.String>] string value);
         [JSExport]
         [return: JSMarshalAs<JSType.String>]
         public static string EchoString([JSMarshalAs<JSType.String>] string arg1)
@@ -935,11 +938,302 @@ public static async Task InitializeAsync()
     }
 }
 
+namespace JavaScriptTestHelperNamespace
+{
+    public partial class JavaScriptTestHelper
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) 
+        {
+            return message + "11";
+        }
+
+        public partial class NestedClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "12";
+        
+            public partial class DoubleNestedClass
+            {
+                [System.Runtime.InteropServices.JavaScript.JSExport]
+                public static string EchoString(string message) => message + "13";
+            }
+        }
+
+        public partial record class NestedRecordClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "14";
+
+            public partial record class DoubleNestedRecordClass
+            {
+                [System.Runtime.InteropServices.JavaScript.JSExport]
+                public static string EchoString(string message) => message + "15";
+            }
+        }
+
+        public partial struct NestedStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "16";
+
+            public partial struct DoubleNestedStruct
+            {
+                [System.Runtime.InteropServices.JavaScript.JSExport]
+                public static string EchoString(string message) => message + "17";
+            }
+        }
+
+        public partial record struct NestedRecordStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "18";
+
+            public partial record struct DoubleNestedRecordStruct
+            {
+                [System.Runtime.InteropServices.JavaScript.JSExport]
+                public static string EchoString(string message) => message + "19";
+            }
+        }
+    }
+
+    public partial class JavaScriptTestHelperStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "21";
+
+        public partial class NestedClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "22";
+        }
+
+        public partial record class NestedRecordClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "23";
+        }
+
+        public partial struct NestedStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message)
+            {
+                return message + "24";
+            }
+        }
+
+        public partial record struct NestedRecordStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "25";
+        }
+    }
+
+    public partial record class JavaScriptTestHelperRecordClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "31";
+
+        public partial class NestedClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "32";
+        }
+
+        public partial record class NestedRecordClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "33";
+        }
+
+        public partial struct NestedStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "34";
+        }
+
+        public partial record struct NestedRecordStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "35";
+        }
+    }
+
+    public partial record struct JavaScriptTestHelperRecordStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "41";
+
+        public partial class NestedClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "42";
+        }
+
+        public partial record class NestedRecordClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "43";
+        }
+
+        public partial struct NestedStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "44";
+        }
+
+        public partial record struct NestedRecordStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message)
+            {
+                return message + "45";
+            }
+        }
+    }
+}
+
 public partial class JavaScriptTestHelperNoNamespace
 {
     [System.Runtime.InteropServices.JavaScript.JSExport]
-    public static string EchoString(string message)
+    public static string EchoString(string message) => message + "51";
+
+    public partial class NestedClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "52";
+
+        public partial class DoubleNestedClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "53";
+        }
+    }
+
+    public partial record class NestedRecordClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "54";
+
+        public partial record class DoubleNestedRecordClass
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "55";
+        }
+    }
+
+    public partial struct NestedStruct
     {
-        return message + "!";
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "56";
+
+        public partial struct DoubleNestedStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "57";
+        }
+    }
+
+    public partial record struct NestedRecordStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "58";
+
+        public partial record struct DoubleNestedRecordStruct
+        {
+            [System.Runtime.InteropServices.JavaScript.JSExport]
+            public static string EchoString(string message) => message + "59";
+        }
     }
 }
+
+public partial class JavaScriptTestHelperStructNoNamespace
+{
+    [System.Runtime.InteropServices.JavaScript.JSExport]
+    public static string EchoString(string message) => message + "61";
+
+    public partial class NestedClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "62";
+    }
+
+    public partial record class NestedRecordClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "63";
+    }
+
+    public partial struct NestedStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "64";
+    }
+
+    public partial record struct NestedRecordStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "65";
+    }
+}
+
+public partial record class JavaScriptTestHelperRecordClassNoNamespace
+{
+    [System.Runtime.InteropServices.JavaScript.JSExport]
+    public static string EchoString(string message) => message + "71";
+
+    public partial class NestedClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "72";
+    }
+
+    public partial record class NestedRecordClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "73";
+    }
+
+    public partial struct NestedStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "74";
+    }
+
+    public partial record struct NestedRecordStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "75";
+    }
+}
+
+public partial record struct JavaScriptTestHelperRecordStructNoNamespace
+{
+    [System.Runtime.InteropServices.JavaScript.JSExport]
+    public static string EchoString(string message) => message + "81";
+
+    public partial class NestedClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "82";
+    }
+
+    public partial record class NestedRecordClass
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "83";
+    }
+
+    public partial struct NestedStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "84";
+    }
+
+    public partial record struct NestedRecordStruct
+    {
+        [System.Runtime.InteropServices.JavaScript.JSExport]
+        public static string EchoString(string message) => message + "85";
+    }
+}
\ No newline at end of file
diff --git a/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JavaScriptTestHelper.mjs b/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JavaScriptTestHelper.mjs
index c3cc24ed73979d..314e715e16b815 100644
--- a/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JavaScriptTestHelper.mjs
+++ b/src/libraries/System.Runtime.InteropServices.JavaScript/tests/System.Runtime.InteropServices.JavaScript.UnitTests/System/Runtime/InteropServices/JavaScript/JavaScriptTestHelper.mjs
@@ -171,6 +171,59 @@ export function invoke2(arg1, name) {
     return res;
 }
 
+export function invokeStructClassRecords(arg1) {
+    return [
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.NestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.NestedClass.DoubleNestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.NestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.NestedRecordClass.DoubleNestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.NestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.NestedStruct.DoubleNestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.NestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelper.NestedRecordStruct.DoubleNestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperStruct.NestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperStruct.NestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperStruct.NestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperStruct.NestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordClass.NestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordClass.NestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordClass.NestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordClass.NestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordStruct.NestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordStruct.NestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordStruct.NestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNamespace.JavaScriptTestHelperRecordStruct.NestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.NestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.NestedClass.DoubleNestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.NestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.NestedRecordClass.DoubleNestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.NestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.NestedStruct.DoubleNestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.NestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperNoNamespace.NestedRecordStruct.DoubleNestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperStructNoNamespace.EchoString(arg1),
+        dllExports.JavaScriptTestHelperStructNoNamespace.NestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperStructNoNamespace.NestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperStructNoNamespace.NestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperStructNoNamespace.NestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordClassNoNamespace.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordClassNoNamespace.NestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordClassNoNamespace.NestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordClassNoNamespace.NestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordClassNoNamespace.NestedRecordStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordStructNoNamespace.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordStructNoNamespace.NestedClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordStructNoNamespace.NestedRecordClass.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordStructNoNamespace.NestedStruct.EchoString(arg1),
+        dllExports.JavaScriptTestHelperRecordStructNoNamespace.NestedRecordStruct.EchoString(arg1),
+    ];
+}
+
 export async function awaitvoid(arg1) {
     // console.log("awaitvoid:" + typeof arg1);
     await arg1;