code: public function &getErrors($channel = null)
      {
          // Uses the passed channel or fallback to the current selected channel
          $channel = $this->namespaceChannel($channel);
  
          if ( ! isset($this->console['errors'][$channel]) ) {
              $this->console['errors'][$channel] = array();
          }
  
          return $this->console['errors'][$channel];
      }
docs: Get all errors in a specified channel
  
  @param string $channel - Channel identifier
  
  @return array - returns the error stack by reference, even if empty