From 34ce163fbb5dfb43e26b73cd46af591ecb3530e8 Mon Sep 17 00:00:00 2001
From: Timo Tijhof <krinklemail@gmail.com>
Date: Fri, 27 Sep 2013 14:23:09 +0200
Subject: [PATCH] lessphp: Update to upstream 6e8e724fc7

Summary of changes:

- lessphp throws errors when referencing undeclared variables and mixins.
- lessc::addParsedFile is now public.

See <https://github.com/leafo/lessphp/compare/785ad53840...6e8e724fc7>.

Change-Id: Idffe6946f4029659e677f9dfb62566096cc8d5b5
---
 includes/libs/lessc.inc.php | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

diff --git a/includes/libs/lessc.inc.php b/includes/libs/lessc.inc.php
index 6db21beb9c..7b1c27b1bb 100644
--- a/includes/libs/lessc.inc.php
+++ b/includes/libs/lessc.inc.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * lessphp v0.4.0@785ad53840
+ * lessphp v0.4.0@6e8e724fc7
  * http://leafo.net/lessphp
  *
  * LESS css compiler, adapted from http://lesscss.org
@@ -90,8 +90,6 @@ class lessc {
 	protected $sourceParser = null;
 	protected $sourceLoc = null;
 
-	static public $defaultValue = array("keyword", "");
-
 	static protected $nextImportId = 0; // uniquely identify imports
 
 	// attempts to find the path of an import url, returns null for css files
@@ -712,8 +710,7 @@ class lessc {
 			$mixins = $this->findBlocks($block, $path, $orderedArgs, $keywordArgs);
 
 			if ($mixins === null) {
-				// fwrite(STDERR,"failed to find block: ".implode(" > ", $path)."\n");
-				break; // throw error here??
+				$this->throwError("{$prop[1][0]} is undefined");
 			}
 
 			foreach ($mixins as $mixin) {
@@ -987,7 +984,7 @@ class lessc {
 				if (isset($items[0])) {
 					return $this->lib_e($items[0]);
 				}
-				return self::$defaultValue;
+				$this->throwError("unrecognised input");
 			case "string":
 				$arg[1] = "";
 				return $arg;
@@ -1415,7 +1412,7 @@ class lessc {
 			}
 
 			$seen[$key] = true;
-			$out = $this->reduce($this->get($key, self::$defaultValue));
+			$out = $this->reduce($this->get($key));
 			$seen[$key] = false;
 			return $out;
 		case "list":
@@ -1774,7 +1771,7 @@ class lessc {
 
 
 	// get the highest occurrence entry for a name
-	protected function get($name, $default=null) {
+	protected function get($name) {
 		$current = $this->env;
 
 		$isArguments = $name == $this->vPrefix . 'arguments';
@@ -1791,7 +1788,7 @@ class lessc {
 			}
 		}
 
-		return $default;
+		$this->throwError("variable $name is undefined");
 	}
 
 	// inject array of unparsed strings into environment as variables
@@ -2027,7 +2024,7 @@ class lessc {
 		return $this->allParsedFiles;
 	}
 
-	protected function addParsedFile($file) {
+	public function addParsedFile($file) {
 		$this->allParsedFiles[realpath($file)] = filemtime($file);
 	}
 
-- 
2.20.1