public static Task<Object> Ask( this ICanTell self, Object message, Nullable<TimeSpan> timeout )
<ExtensionAttribute> _ Public Shared Function Ask ( _ self As ICanTell, _ message As Object, _ timeout As Nullable(Of TimeSpan) _ ) As Task(Of Object)
[ExtensionAttribute] public: static Task<Object^>^ Ask( ICanTell^ self, Object^ message, Nullable<TimeSpan^> timeout )