From 9377b993cec3c03c2925796a7cd8258ae720d898 Mon Sep 17 00:00:00 2001
From: Mike Pennisi <mike@mikepennisi.com>
Date: Mon, 12 Aug 2013 18:57:34 -0400
Subject: [PATCH] Update included version of ms.js

This version fixes a bug in the millisecond-to-string logic. The module
is not used via NPM, so it may be removed from the project's
`package.json` file.
---
 lib/ms.js    | 82 +++++++++++++++++++++++++++++++++++-----------------
 package.json |  1 -
 2 files changed, 56 insertions(+), 27 deletions(-)

diff --git a/lib/ms.js b/lib/ms.js
index 5447266077..c5847f8dd2 100644
--- a/lib/ms.js
+++ b/lib/ms.js
@@ -1,4 +1,3 @@
-
 /**
  * Helpers.
  */
@@ -7,19 +6,28 @@ var s = 1000;
 var m = s * 60;
 var h = m * 60;
 var d = h * 24;
+var y = d * 365.25;
 
 /**
  * Parse or format the given `val`.
  *
+ * Options:
+ *
+ *  - `long` verbose formatting [false]
+ *
  * @param {String|Number} val
+ * @param {Object} options
  * @return {String|Number}
  * @api public
  */
 
-module.exports = function(val){
+module.exports = function(val, options){
+  options = options || {};
   if ('string' == typeof val) return parse(val);
-  return format(val);
-}
+  return options.long
+    ? long(val)
+    : short(val);
+};
 
 /**
  * Parse the given `str` and return milliseconds.
@@ -30,52 +38,74 @@ module.exports = function(val){
  */
 
 function parse(str) {
-  var m = /^((?:\d+)?\.?\d+) *(ms|seconds?|s|minutes?|m|hours?|h|days?|d|years?|y)?$/i.exec(str);
-  if (!m) return;
-  var n = parseFloat(m[1]);
-  var type = (m[2] || 'ms').toLowerCase();
+  var match = /^((?:\d+)?\.?\d+) *(ms|seconds?|s|minutes?|m|hours?|h|days?|d|years?|y)?$/i.exec(str);
+  if (!match) return;
+  var n = parseFloat(match[1]);
+  var type = (match[2] || 'ms').toLowerCase();
   switch (type) {
     case 'years':
     case 'year':
     case 'y':
-      return n * 31557600000;
+      return n * y;
     case 'days':
     case 'day':
     case 'd':
-      return n * 86400000;
+      return n * d;
     case 'hours':
     case 'hour':
     case 'h':
-      return n * 3600000;
+      return n * h;
     case 'minutes':
     case 'minute':
     case 'm':
-      return n * 60000;
+      return n * m;
     case 'seconds':
     case 'second':
     case 's':
-      return n * 1000;
+      return n * s;
     case 'ms':
       return n;
   }
 }
 
 /**
- * Format the given `ms`.
+ * Short format for `ms`.
  *
  * @param {Number} ms
  * @return {String}
- * @api public
+ * @api private
  */
 
-function format(ms) {
-  if (ms == d) return Math.round(ms / d) + ' day';
-  if (ms > d) return Math.round(ms / d) + ' days';
-  if (ms == h) return Math.round(ms / h) + ' hour';
-  if (ms > h) return Math.round(ms / h) + ' hours';
-  if (ms == m) return Math.round(ms / m) + ' minute';
-  if (ms > m) return Math.round(ms / m) + ' minutes';
-  if (ms == s) return Math.round(ms / s) + ' second';
-  if (ms > s) return Math.round(ms / s) + ' seconds';
-  return ms + ' ms';
-}
\ No newline at end of file
+function short(ms) {
+  if (ms >= d) return Math.round(ms / d) + 'd';
+  if (ms >= h) return Math.round(ms / h) + 'h';
+  if (ms >= m) return Math.round(ms / m) + 'm';
+  if (ms >= s) return Math.round(ms / s) + 's';
+  return ms + 'ms';
+}
+
+/**
+ * Long format for `ms`.
+ *
+ * @param {Number} ms
+ * @return {String}
+ * @api private
+ */
+
+function long(ms) {
+  return plural(ms, d, 'day')
+    || plural(ms, h, 'hour')
+    || plural(ms, m, 'minute')
+    || plural(ms, s, 'second')
+    || ms + ' ms';
+}
+
+/**
+ * Pluralization helper.
+ */
+
+function plural(ms, n, name) {
+  if (ms < n) return;
+  if (ms < n * 1.5) return Math.floor(ms / n) + ' ' + name;
+  return Math.ceil(ms / n) + ' ' + name + 's';
+}
diff --git a/package.json b/package.json
index 3eb8f60a66..679da5ddcf 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,6 @@
     "diff": "1.0.2",
     "debug": "*",
     "mkdirp": "0.3.5",
-    "ms": "0.6.0",
     "glob": "3.2.1"
   },
   "devDependencies": {