[nem-en] Why option['a] is not [Serializable]?

[Sergey Shishmintzev]

2007/3/5, Kamil Skalski <kamil.skalski at gmail.com>:
> Why repeat yourself, when you can use macro? ;)
It isn't documented  ;(
>
> http://nemerle.org/mailman/pipermail/svn/2007-March/007489.html
Good. Please apply SerializableAttribute on variant itself:
[nemerle]
...
  [System.Serializable] // <- here
  [DebuggerNonUserCode]
  [Nemerle.MarkOptions (System.Serializable)]
  [Nemerle.MarkOptions (DebuggerNonUserCode)]
  public variant option ['a]
...
[/nemerle]

-- 
Serg