1 files changed, 43 insertions, 0 deletions
diff --git a/src/mscorlib/shared/System/Reflection/MethodInfo.cs b/src/mscorlib/shared/System/Reflection/MethodInfo.cs
new file mode 100644
index 0000000000..3f60149e87
--- /dev/null
+++ b/src/mscorlib/shared/System/Reflection/MethodInfo.cs
@@ -0,0 +1,43 @@
+// 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
+{
+    public abstract class MethodInfo : MethodBase
+    {
+        protected MethodInfo() { }
+
+        public override MemberTypes MemberType => MemberTypes.Method;
+
+        public virtual ParameterInfo ReturnParameter { get { throw NotImplemented.ByDesign; } }
+        public virtual Type ReturnType { get { throw NotImplemented.ByDesign; } }
+
+        public override Type[] GetGenericArguments() { throw new NotSupportedException(SR.NotSupported_SubclassOverride); }
+        public virtual MethodInfo GetGenericMethodDefinition() { throw new NotSupportedException(SR.NotSupported_SubclassOverride); }
+        public virtual MethodInfo MakeGenericMethod(params Type[] typeArguments) { throw new NotSupportedException(SR.NotSupported_SubclassOverride); }
+
+        public abstract MethodInfo GetBaseDefinition();
+
+        public abstract ICustomAttributeProvider ReturnTypeCustomAttributes { get; }
+
+        public virtual Delegate CreateDelegate(Type delegateType) { throw new NotSupportedException(SR.NotSupported_SubclassOverride); }
+        public virtual Delegate CreateDelegate(Type delegateType, object target) { throw new NotSupportedException(SR.NotSupported_SubclassOverride); }
+
+        public override bool Equals(object obj) => base.Equals(obj);
+        public override int GetHashCode() => base.GetHashCode();
+
+        public static bool operator ==(MethodInfo left, MethodInfo right)
+        {
+            if (object.ReferenceEquals(left, right))
+                return true;
+
+            if ((object)left == null || (object)right == null)
+                return false;
+
+            return left.Equals(right);
+        }
+
+        public static bool operator !=(MethodInfo left, MethodInfo right) => !(left == right);
+    }
+}