From a014a2f803dd4a4e76a954ee60ba51feb2a87975 Mon Sep 17 00:00:00 2001
From: Christophe Coevoet <stof@notk.org>
Date: Sun, 7 Jun 2015 10:38:27 +0200
Subject: [PATCH] Optimize the regex detecting timestamps

Using a possessive quantifier avoids useless backtracking.
---
 src/Composer/Package/Loader/ArrayLoader.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Composer/Package/Loader/ArrayLoader.php b/src/Composer/Package/Loader/ArrayLoader.php
index 60cff3b33..32c6ffbaf 100644
--- a/src/Composer/Package/Loader/ArrayLoader.php
+++ b/src/Composer/Package/Loader/ArrayLoader.php
@@ -147,7 +147,7 @@ class ArrayLoader implements LoaderInterface
         }
 
         if (!empty($config['time'])) {
-            $time = preg_match('/^\d+$/D', $config['time']) ? '@'.$config['time'] : $config['time'];
+            $time = preg_match('/^\d++$/D', $config['time']) ? '@'.$config['time'] : $config['time'];
 
             try {
                 $date = new \DateTime($time, new \DateTimeZone('UTC'));