From d3c50195d3b765e63963a5f32e4b5fb9bdf0bc40 Mon Sep 17 00:00:00 2001
From: Alexander Prokhorov <athari.p@gmail.com>
Date: Fri, 30 Oct 2015 06:15:48 +0300
Subject: [PATCH] Added SensioLabs config. Fixed tiny issues suggested by
 SensioLabs.

---
 .sensiolabs.yml               | 3 +++
 YaLinqo/Errors.php            | 2 --
 YaLinqo/OrderedEnumerable.php | 5 +++--
 3 files changed, 6 insertions(+), 4 deletions(-)
 create mode 100644 .sensiolabs.yml

diff --git a/.sensiolabs.yml b/.sensiolabs.yml
new file mode 100644
index 0000000..9bff593
--- /dev/null
+++ b/.sensiolabs.yml
@@ -0,0 +1,3 @@
+rules:
+    missing_e_o_l:
+        enabled: false
diff --git a/YaLinqo/Errors.php b/YaLinqo/Errors.php
index 7d3c5c1..4517363 100644
--- a/YaLinqo/Errors.php
+++ b/YaLinqo/Errors.php
@@ -2,8 +2,6 @@
 
 namespace YaLinqo;
 
-use YaLinqo;
-
 class Errors
 {
     /** Error message: "Sequence contains no elements." */
diff --git a/YaLinqo/OrderedEnumerable.php b/YaLinqo/OrderedEnumerable.php
index bc556eb..1708191 100644
--- a/YaLinqo/OrderedEnumerable.php
+++ b/YaLinqo/OrderedEnumerable.php
@@ -154,7 +154,7 @@ private function trySortBySingleField ($array, $canMultisort)
     private function sortByMultipleFields ($array, $canMultisort)
     {
         $orders = [ ];
-        for ($order = $this; $order != null; $order = $order->parent) {
+        for ($order = $this; $order !== null; $order = $order->parent) {
             $orders[] = $order;
             if ($order->sortFlags === null)
                 $canMultisort = false;
@@ -240,7 +240,8 @@ private function sortIteratorWithUsort (&$enum, $orders)
 
         usort($enum, function ($a, $b) use ($orders) {
             /** @var $order OrderedEnumerable */
-            for ($i = 0; $i < count($orders); $i++) {
+            $count = count($orders);
+            for ($i = 0; $i < $count; $i++) {
                 $order = $orders[$i];
                 $comparer = $order->comparer;
                 $diff = $comparer($a[$i + 2], $b[$i + 2]);