Add formatting libraries to composer.json

vendor/leafo/lessphp/tests/sort.php

@@ -0,0 +1,57 @@
+<?php
+error_reporting(E_ALL);
+
+require realpath(dirname(__FILE__)).'/../lessc.inc.php';
+
+// sorts the selectors in stylesheet in order to normalize it for comparison
+
+$exe = array_shift($argv); // remove filename
+
+if (!$fname = array_shift($argv)) {
+	$fname = "php://stdin";
+}
+
+class lesscNormalized extends lessc {
+	public $numberPrecision = 3;
+
+	public function compileValue($value) {
+		if ($value[0] == "raw_color") {
+			$value = $this->coerceColor($value);
+		}
+
+		return parent::compileValue($value);
+	}
+}
+
+class SortingFormatter extends lessc_formatter_lessjs {
+	function sortKey($block) {
+		if (!isset($block->sortKey)) {
+			sort($block->selectors, SORT_STRING);
+			$block->sortKey = implode(",", $block->selectors);
+		}
+
+		return $block->sortKey;
+	}
+
+	function sortBlock($block) {
+		usort($block->children, function($a, $b) {
+			$sort = strcmp($this->sortKey($a), $this->sortKey($b));
+			if ($sort == 0) {
+				// TODO
+			}
+			return $sort;
+		});
+
+	}
+
+	function block($block) {
+		$this->sortBlock($block);
+		return parent::block($block);
+	}
+
+}
+
+$less = new lesscNormalized();
+$less->setFormatter(new SortingFormatter);
+echo $less->parse(file_get_contents($fname));
+