From 8a7747d15ba5a8f35aac42967fa6fbda0396b121 Mon Sep 17 00:00:00 2001
From: cloudhead <self@cloudhead.net>
Date: Thu, 25 Feb 2010 21:27:23 -0500
Subject: [PATCH] url() parsing

---
 lib/less/adapters/server.js | 3 ++-
 lib/less/node/url.js        | 9 +++++++++
 lib/less/parser.js          | 7 +++++++
 3 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 lib/less/node/url.js

diff --git a/lib/less/adapters/server.js b/lib/less/adapters/server.js
index c350a79..b77de3a 100644
--- a/lib/less/adapters/server.js
+++ b/lib/less/adapters/server.js
@@ -8,7 +8,8 @@ process.mixin(less, require('less/parser'));
 
 ['color',    'directive', 'operation',  'dimension',
  'keyword',  'variable',  'ruleset',    'element',
- 'selector', 'quoted',    'expression', 'rule', 'call'
+ 'selector', 'quoted',    'expression', 'rule',
+ 'call',     'url'
 ].forEach(function (n) {
     process.mixin(less.parser, require(path.join('less', 'node', n)));
 });
diff --git a/lib/less/node/url.js b/lib/less/node/url.js
new file mode 100644
index 0000000..0be278b
--- /dev/null
+++ b/lib/less/node/url.js
@@ -0,0 +1,9 @@
+
+node.URL = function URL(val) {
+    this.value = val;
+};
+node.URL.prototype = {
+    toCSS: function () {
+        return "url(" + this.value.toCSS ? this.value.toCSS() : this.value + ")";
+    }
+};
diff --git a/lib/less/parser.js b/lib/less/parser.js
index 0ab3413..dccfb07 100644
--- a/lib/less/parser.js
+++ b/lib/less/parser.js
@@ -206,6 +206,13 @@ less.parser = {
                        $(this.entities.string);
             },
             url: function url() {
+                var value;
+
+                if (! $(/url\(/g)) return;
+                value = $(this.entities.string) || $(/[-a-zA-Z0-9_%@$\/.&=:;#+?]+/g);
+                if (! $(')')) throw new(Error)("missing closing ) for url()");
+
+                return new(node.URL)(value);
             },
             font: function font() {
             },