From a32c91914558a3ff293d83f7b99c49f4a7931798 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Sat, 18 Apr 2015 19:11:12 +0100
Subject: [PATCH] Return null instead of false

---
 src/Composer/Util/SpdxLicense.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Composer/Util/SpdxLicense.php b/src/Composer/Util/SpdxLicense.php
index f52fafd81..650b918e4 100644
--- a/src/Composer/Util/SpdxLicense.php
+++ b/src/Composer/Util/SpdxLicense.php
@@ -49,12 +49,12 @@ class SpdxLicense
      *
      * @param string $identifier
      *
-     * @return array|false
+     * @return array|null
      */
     public function getLicenseByIdentifier($identifier)
     {
         if (!isset($this->licenses[$identifier])) {
-            return false;
+            return;
         }
 
         $license = $this->licenses[$identifier];