From 4a3c419e74916a601eb64db783cae57b0804d752 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beno=C3=AEt=20Merlet?= <benoit.merlet@gmail.com>
Date: Mon, 15 Jul 2013 15:24:47 +0200
Subject: [PATCH] thrown exception when using an unsupported format

---
 src/Composer/Command/LicensesCommand.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/Composer/Command/LicensesCommand.php b/src/Composer/Command/LicensesCommand.php
index 73adb4451..28f584c66 100644
--- a/src/Composer/Command/LicensesCommand.php
+++ b/src/Composer/Command/LicensesCommand.php
@@ -92,8 +92,7 @@ EOT
                 break;
 
             default:
-                $output->writeln(sprintf('Unsupported format "%s".  See help for supported formats.', $format));
-                break;
+                throw new \RuntimeException(sprintf('Unsupported format "%s".  See help for supported formats.', $format));
         }
     }
 }