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diff --git a/node_modules/underscore.string/pad.js b/node_modules/underscore.string/pad.js
new file mode 100644
index 000000000..ae853e0da
--- /dev/null
+++ b/node_modules/underscore.string/pad.js
@@ -0,0 +1,26 @@
+var makeString = require('./helper/makeString');
+var strRepeat = require('./helper/strRepeat');
+
+module.exports = function pad(str, length, padStr, type) {
+  str = makeString(str);
+  length = ~~length;
+
+  var padlen = 0;
+
+  if (!padStr)
+    padStr = ' ';
+  else if (padStr.length > 1)
+    padStr = padStr.charAt(0);
+
+  switch (type) {
+    case 'right':
+      padlen = length - str.length;
+      return str + strRepeat(padStr, padlen);
+    case 'both':
+      padlen = length - str.length;
+      return strRepeat(padStr, Math.ceil(padlen / 2)) + str + strRepeat(padStr, Math.floor(padlen / 2));
+    default: // 'left'
+      padlen = length - str.length;
+      return strRepeat(padStr, padlen) + str;
+  }
+};