original_string: public function instance_can_be_docked() {
          return parent::instance_can_be_docked() && isset($this->config->title) && !empty($this->config->title);
      }
code: public function instance_can_be_docked() {
          return parent::instance_can_be_docked() && isset($this->config->title) && !empty($this->config->title);
      }
code_tokens: public function instance_can_be_docked ( ) { return parent :: instance_can_be_docked ( ) && isset ( $ this -> config -> title ) && ! empty ( $ this -> config -> title ) ; }
docstring: Returns true if the block can be docked.
  The mentees block can only be docked if it has a non-empty title.
  @return bool
docstring_tokens: Returns true if the block can be docked . The mentees block can only be docked if it has a non - empty title .