original_string: public function link_subsystem($name, $summary = '') {
          $this->add_type(new types\subsystem_link($name, [], $summary));
  
          return $this;
      }
code: public function link_subsystem($name, $summary = '') {
          $this->add_type(new types\subsystem_link($name, [], $summary));
  
          return $this;
      }
code_tokens: public function link_subsystem ( $ name , $ summary = '' ) { $ this -> add_type ( new types \ subsystem_link ( $ name , [ ] , $ summary ) ) ; return $ this ; }
docstring: Old function to link a subsystem to the component.
  
  This function is legacy and is not recommended. Please use add_subsystem_link() instead.
  
  @param   string $name the name of the subsystem to link.
  @param   string $summary A description of what is stored within this subsystem.
  @return  $this
docstring_tokens: Old function to link a subsystem to the component .