simplified comb.js

1 files changed, 2 insertions, 5 deletions

diff --git a/utils/comb.js b/utils/comb.js
index dee97c1..9ffcb86 100644
--- a/utils/comb.js
+++ b/utils/comb.js
@@ -1,15 +1,12 @@
 // A set of combine utilities for use with Space.comb()
 // Note: char1 is this and char2 is other. char1 will go "over" char2
 
-function add(char1, char2){
+exports.add = function(char1, char2){
   if (char1 == '') return char2;
   else return char1;
 }
 
-function sub(char1, char2){
+exports.sub = function(char1, char2){
   if (char1 == char2) return '';
   else return char1;
 }
-
-exports.add = add;
-exports.sub = sub;