diff --git a/lib/unicode.js b/lib/unicode.js
index 4963825..3707c01 100644
--- a/lib/unicode.js
+++ b/lib/unicode.js
@@ -418,6 +418,22 @@ exports.isNonSpacing = function(str, i) {
   return exports.combining[point] === true;
 };
 
+/*
+exports.codePointAt = function(str, position) {
+  position = +position || 0;
+  var x = str.charCodeAt(position);
+  var y = str.length > 1 ? str.charCodeAt(position + 1) : 0;
+  var point = x;
+  if ((0xD800 <= x && x <= 0xDBFF) && (0xDC00 <= y && y <= 0xDFFF)) {
+    x &= 0x3FF;
+    y &= 0x3FF;
+    point = (x << 10) | y;
+    point += 0x10000;
+  }
+  return point;
+};
+*/
+
 exports.codePointAt = function(str, position) {
   if (str == null) {
     throw TypeError();