color() function parses color string

lib/less/functions.js

@@ -170,6 +170,13 @@ tree.functions = {
     },
     percentage: function(n) {
         return new(tree.Dimension)(n.value * 100, '%');
+    },
+    color: function (n) {
+        if (n instanceof tree.Quoted) {
+            return new(tree.Color)(n.value.slice(1));
+        } else {
+            throw { type: "Argument", message: "argument must be a string" };
+        }
     }
 };
 

test/css/functions.css

@@ -25,6 +25,7 @@
   rounded: 11;
   roundedpx: 3px;
   percentage: 20%;
+  color: #ff0011;
 }
 #alpha {
   alpha: rgba(153, 94, 51, 0.6);

test/less-test.js

@@ -10,7 +10,7 @@ less.tree.functions.add = function (a, b) {
 less.tree.functions.increment = function (a) {
     return new(less.tree.Dimension)(a.value + 1);
 }
-less.tree.functions.color = function (str) {
+less.tree.functions._color = function (str) {
     if (str.value === "evil red") { return new(less.tree.Color)("600") }
 }
 

test/less/functions.less

@@ -1,6 +1,6 @@
 #functions {
   @var: 10;
-  color: color("evil red"); // #660000
+  color: _color("evil red"); // #660000
   width: increment(15);
   height: undefined("self");
   border-width: add(2, 3);
@@ -29,6 +29,7 @@
   rounded: round(@r/3);
   roundedpx: round(10px / 3);
   percentage: percentage(10px / 50);
+  color: color("#ff0011");
 }
 
 #alpha {