Fix constructor handling of arrays

src/Monolog/Log.php

@@ -23,7 +23,7 @@ class Log
     {
         $this->name = $name;
         $this->level = $level;
-        $this->writers = (array) $writers;
+        $this->writers = is_array($writers) ? $writers : array($writers);
     }
 
     public function getName()

src/Monolog/Logger.php

@@ -31,7 +31,13 @@ class Logger
 
     public function __construct($logs = array())
     {
-        $this->logs = (array) $logs;
+        $this->logs = array();
+        if (!is_array($logs)) {
+            $logs = array($logs);
+        }
+        foreach ($logs as $log) {
+            $this->logs[$log->getName()] = $log;
+        }
     }
 
     public function addLog(Log $log)