small update fix

[fp1415.git] / fp2 / week45 / mart / RefactorX.dcl

diff --git a/fp2/week45/mart/RefactorX.dcl b/fp2/week45/mart/RefactorX.dcl
index e71f36b..e7fef07 100644 (file)
--- a/fp2/week45/mart/RefactorX.dcl
+++ b/fp2/week45/mart/RefactorX.dcl
@@ -1,5 +1,6 @@
 definition module RefactorX\r
 \r
+from StdClass import class toString\r
 import StdEnv\r
 \r
 :: Expr = NR Int | VAR Name | OP Expr Operator Expr | LET Name Expr Expr\r
@@ -7,7 +8,6 @@ import StdEnv
 :: Operator = PLUS | MIN | MUL | DIV\r
 :: Val = Result Int | Undef\r
 \r
-from StdClass import class toString\r
 \r
 instance toString Expr\r
 free :: Expr -> [Name]\r