From 912988e1741467f892170d57898991086b8096e9 Mon Sep 17 00:00:00 2001
From: Tom MacWright <tom@macwright.org>
Date: Fri, 21 Sep 2012 14:27:19 -0400
Subject: [PATCH] Fix parsing of whitespace in calls.

This brings over cloudmade/less.js@333d1def4 to permit whitespace in
front of arguments of function calls, and tweaks the related test to
make sure it stays that way. This fixes #154
---
 lib/carto/parser.js           | 6 ++++--
 test/rendering/transforms.mss | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/carto/parser.js b/lib/carto/parser.js
index 1171a9a..ed1566f 100644
--- a/lib/carto/parser.js
+++ b/lib/carto/parser.js
@@ -461,16 +461,18 @@ carto.Parser = function Parser(env) {
                 call: function() {
                     var name, args;
 
-                    if (! (name = /^([\w\-]+|%)\(/.exec(chunks[j]))) return;
+                    if (!(name = /^([\w\-]+|%)\(/.exec(chunks[j]))) return;
 
                     name = name[1];
 
                     if (name === 'url') {
                         return null;
                     } else {
-                        i += name.length + 1;
+                        i += name.length;
                     }
 
+                    $('('); // Parse the '(' and consume whitespace.
+
                     args = $(this.entities.arguments);
 
                     if (!$(')')) return;
diff --git a/test/rendering/transforms.mss b/test/rendering/transforms.mss
index 628b984..297b652 100644
--- a/test/rendering/transforms.mss
+++ b/test/rendering/transforms.mss
@@ -1,5 +1,5 @@
 @trans: 2;
 #world {
   point-file: url(foo.png);
-  point-transform: translate(@trans * 2, @trans);
+  point-transform: translate( @trans * 2, @trans);
 }