added comb.js

1 files changed, 12 insertions, 0 deletions

diff --git a/comb.js b/comb.js
new file mode 100644
index 0000000..f607790
--- /dev/null
+++ b/comb.js
@@ -0,0 +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){
+  if (char1 == '') return char2;
+  else return char1;
+}
+
+function sub(char1, char2){
+  if (char1 == char2) return '';
+  else return char1;
+}