1. added var pattern = expr syntax

2. better error messages in two situations
3. fixed tickets 5, 33, 42
4. changed check files of 3 failing tests

1 files changed, 2 insertions, 2 deletions

diff --git a/src/library/scala/Predef.scala b/src/library/scala/Predef.scala
index 5d450b11e7..9752ea9ed7 100644
--- a/src/library/scala/Predef.scala
+++ b/src/library/scala/Predef.scala
@@ -98,12 +98,12 @@ object Predef {
 
   def assume(assumption: Boolean) {
     if (!assumption)
-      throw new Error("assumption failed")
+      throw new java.lang.IllegalArgumentException("assumption failed")
   }
 
   def assume(assumption: Boolean, message: Any) {
     if (!assumption)
-      throw new Error("assumption failed: " + message)
+      throw new java.lang.IllegalArgumentException("assumption failed: " + message)
   }
 
   // tupling ------------------------------------------------------------