Imported Upstream version 6.6.0.89

Former-commit-id: b39a328747c2f3414dc52e009fb6f0aa80ca2492

external/api-doc-tools/mdoc/mdoc.Test/mdoc.Test.FSharp/Customers.fs

@@ -0,0 +1,13 @@
+module Customers
+
+
+// Another way of implementing interfaces is to use object expressions.
+type ICustomer =
+    abstract Name : string
+    abstract Age : int
+
+let createCustomer name age =
+    { new ICustomer with
+        member __.Name = name
+        member __.Age = age }
+