Merge pull request #6420 from thinkingmedia/patch-1

Fixed return type for outputAs

src/Console/ConsoleOutput.php

@@ -301,7 +301,7 @@ class ConsoleOutput
      * Get/Set the output type to use. The output type how formatting tags are treated.
      *
      * @param int|null $type The output type to use. Should be one of the class constants.
-     * @return mixed Either null or the value if getting.
+     * @return int|void  Either null or the value if getting.
      */
     public function outputAs($type = null)
     {