From 8284ce5fe052a67a7f52739bfda1a63823a00889 Mon Sep 17 00:00:00 2001
From: Evan Torrie <evantemail-nospam@yahoo.com>
Date: Mon, 8 Aug 2011 15:12:23 -0700
Subject: [PATCH] Added CSS3 specific relative length units See
 http://dev.w3.org/csswg/css3-values/#relative-length-units

---
 lib/less/parser.js   | 2 +-
 test/less/css-3.less | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/less/parser.js b/lib/less/parser.js
index b3e7ff0f..5074c1bc 100644
--- a/lib/less/parser.js
+++ b/lib/less/parser.js
@@ -685,7 +685,7 @@ less.Parser = function Parser(env) {
                     var value, c = input.charCodeAt(i);
                     if ((c > 57 || c < 45) || c === 47) return;
 
-                    if (value = $(/^(-?\d*\.?\d+)(px|%|em|rem|pc|ex|in|deg|s|ms|pt|cm|mm|rad|grad|turn|dpi)?/)) {
+                    if (value = $(/^(-?\d*\.?\d+)(px|%|em|pc|ex|in|deg|s|ms|pt|cm|mm|rad|grad|turn|dpi|rem|vw|vh|vm|ch)?/)) {
                         return new(tree.Dimension)(value[1], value[2]);
                     }
                 },
diff --git a/test/less/css-3.less b/test/less/css-3.less
index e8e4c836..d360d633 100644
--- a/test/less/css-3.less
+++ b/test/less/css-3.less
@@ -66,3 +66,11 @@ p::before {
   5.5% { border: 2px }
   100% { border: 3px }
 }
+
+.units {
+  font: 1.2rem/2rem;
+  font: 8vw/9vw;
+  font: 10vh/12vh;
+  font: 12vm/15vm;
+  font: 1.2ch/1.5ch;
+}
\ No newline at end of file