src/Pure/Isar/outer_syntax.scala
changeset 46712 8650d9a95736
parent 46626 a02115865bcc
child 46940 a40be2f10ca9
--- a/src/Pure/Isar/outer_syntax.scala	Mon Feb 27 16:56:25 2012 +0100
+++ b/src/Pure/Isar/outer_syntax.scala	Mon Feb 27 17:13:25 2012 +0100
@@ -37,7 +37,7 @@
   def init(): Outer_Syntax = new Outer_Syntax()
 }
 
-class Outer_Syntax private(
+final class Outer_Syntax private(
   keywords: Map[String, String] = Map((";" -> Keyword.DIAG)),
   lexicon: Scan.Lexicon = Scan.Lexicon.empty,
   val completion: Completion = Completion.init())