1 files changed, 108 insertions, 0 deletions
diff --git a/src/System.Private.CoreLib/src/System/Reflection/Emit/SignatureHelper.cs b/src/System.Private.CoreLib/src/System/Reflection/Emit/SignatureHelper.cs
new file mode 100644
index 000000000..c1da03ffb
--- /dev/null
+++ b/src/System.Private.CoreLib/src/System/Reflection/Emit/SignatureHelper.cs
@@ -0,0 +1,108 @@
+// Licensed to the.NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace System.Reflection.Emit
+{
+    public sealed class SignatureHelper
+    {
+        internal SignatureHelper()
+        {
+            // Prevent generating a default constructor
+        }
+
+        public void AddArgument(Type clsArgument)
+        {
+        }
+
+        public void AddArgument(Type argument, bool pinned)
+        {
+        }
+
+        public void AddArgument(Type argument, Type[] requiredCustomModifiers, Type[] optionalCustomModifiers)
+        {
+        }
+
+        public void AddArguments(Type[] arguments, Type[][] requiredCustomModifiers, Type[][] optionalCustomModifiers)
+        {
+        }
+
+        public void AddSentinel()
+        {
+        }
+
+        public override bool Equals(object obj)
+        {
+            return default;
+        }
+
+        public static SignatureHelper GetFieldSigHelper(Module mod)
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public override int GetHashCode()
+        {
+            return default;
+        }
+
+        public static SignatureHelper GetLocalVarSigHelper()
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public static SignatureHelper GetLocalVarSigHelper(Module mod)
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public static SignatureHelper GetMethodSigHelper(CallingConventions callingConvention, Type returnType)
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public static SignatureHelper GetMethodSigHelper(Module mod, CallingConventions callingConvention, Type returnType)
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public static SignatureHelper GetMethodSigHelper(Module mod, Type returnType, Type[] parameterTypes)
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public static SignatureHelper GetPropertySigHelper(Module mod, CallingConventions callingConvention, Type returnType, Type[] requiredReturnTypeCustomModifiers, Type[] optionalReturnTypeCustomModifiers, Type[] parameterTypes, Type[][] requiredParameterTypeCustomModifiers, Type[][] optionalParameterTypeCustomModifiers)
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public static SignatureHelper GetPropertySigHelper(Module mod, Type returnType, Type[] parameterTypes)
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public static SignatureHelper GetPropertySigHelper(Module mod, Type returnType, Type[] requiredReturnTypeCustomModifiers, Type[] optionalReturnTypeCustomModifiers, Type[] parameterTypes, Type[][] requiredParameterTypeCustomModifiers, Type[][] optionalParameterTypeCustomModifiers)
+        {
+            ReflectionEmitThrower.ThrowPlatformNotSupportedException();
+            return default;
+        }
+
+        public byte[] GetSignature()
+        {
+            return default;
+        }
+
+        public override string ToString()
+        {
+            return default;
+        }
+    }
+}