diff -r d3eda1846087 -r b48939cca0cf progs/scala/re.scala
--- a/progs/scala/re.scala	Sat Nov 01 20:28:05 2014 +0000
+++ b/progs/scala/re.scala	Sun Nov 02 12:24:41 2014 +0000
@@ -215,8 +215,8 @@
 val BEGIN: Rexp = "{"
 val END: Rexp = "}"
 
-/*
- * val WHILE_REGS = (("k" $ KEYWORD) | 
+
+val WHILE_REGS = (("k" $ KEYWORD) | 
                   ("i" $ ID) | 
                   ("o" $ OP) | 
                   ("n" $ NUM) | 
@@ -224,8 +224,8 @@
                   ("p" $ (LPAREN | RPAREN)) | 
                   ("b" $ (BEGIN | END)) | 
                   ("w" $ WHITESPACE)).%
-*/
 
+/*
 val WHILE_REGS = (KEYWORD | 
                   ID | 
                   OP | 
@@ -234,7 +234,7 @@
                   LPAREN | RPAREN | 
                   BEGIN | END | 
                   WHITESPACE).%
-
+*/
 
 // Some Tests
 //============
@@ -247,14 +247,21 @@
   result
 }
 
+// Two Simple Tests
+//===================
+println("prog0 test")
+
 val prog0 = """read n"""
-env (lexing(WHILE_REGS, prog0))
+println(env(lexing_simp(WHILE_REGS, prog0)))
 
-println("Next test")
-/*
+println("prog1 test")
+
 val prog1 = """read  n; write (n)"""
-env (lexing(WHILE_REGS, prog1))
+println(env(lexing_simp(WHILE_REGS, prog1)))
+
 
+// Big Test
+//==========
 val prog2 = """
 i := 2;
 max := 100;
@@ -268,15 +275,12 @@
   if isprime == 1 then write i else skip;
   i := i + 1
 }"""
-lexing_acc(WHILE_REGS, prog2)
+
+println("Tokens")
+println(env(lexing_simp(WHILE_REGS, prog2)))
 
-for (i <- 1 to 228 by 1) {
+for (i <- 1 to 80) {
   print(i.toString + ":  ")
-  time(lexing_acc(WHILE_REGS, prog2 * i))
+  time(lexing_simp(WHILE_REGS, prog2 * i))
 }
 
-for (i <- 1 to 100 by 10) {
-  print(i.toString + ":  ")
-  time(lexing(WHILE_REGS, prog2 * i))
-}
-*/