disable inline parameter hints for custom operations (#14517)

Author: rosskuehl

vsintegration/src/FSharp.Editor/Hints/InlineParameterNameHints.fs

@@ -69,9 +69,12 @@ module InlineParameterNameHints =
                 symbol.DeclaringEntity 
                 |> Option.exists (fun entity -> entity.CompiledName <> "Operators")
 
+            let isNotCustomOperation = 
+                not <| symbol.HasAttribute<CustomOperationAttribute>()
+
             (symbol.IsFunction && isNotBuiltInOperator) // arguably, hints for those would be rather useless
             || symbol.IsConstructor
-            || symbol.IsMethod
+            || (symbol.IsMethod && isNotCustomOperation)
         else
             false
 

vsintegration/tests/FSharp.Editor.Tests/Hints/InlineParameterNameHintTests.fs

@@ -478,4 +478,17 @@ let test sequences =
 
         let actual = getParameterNameHints document
 
-        Assert.AreEqual(expected, actual)
+        Assert.AreEqual(expected, actual)
+
+    [<Test>]
+    let ``Hints are not shown when CustomOperation attribute is detected`` () =
+        let code =
+            """
+let q = query { for x in { 1 .. 10 } do select x }
+"""
+
+        let document = getFsDocument code
+
+        let actual = getParameterNameHints document
+
+        Assert.IsEmpty actual