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src/Pure/General/word.scala
changeset 59319 677615cba30d
parent 57087 16536c15d749
child 62812 ce22e5c3d4ce 
--- a/src/Pure/General/word.scala	Wed Jan 07 18:09:11 2015 +0100
+++ b/src/Pure/General/word.scala	Thu Jan 08 20:56:39 2015 +0100
@@ -61,7 +61,7 @@
         case Capitalized => capitalize(str)
       }
     def unapply(str: String): Option[Case] =
-      if (!str.isEmpty) {
+      if (str.nonEmpty) {
         if (codepoint_iterator(str).forall(Character.isLowerCase(_))) Some(Lowercase)
         else if (codepoint_iterator(str).forall(Character.isUpperCase(_))) Some(Uppercase)
         else {
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