original_string: public function mount($prefix, self $builder)
      {
          $builder->prefix = trim(trim($prefix), '/');
          $this->routes[] = $builder;
      }
code: public function mount($prefix, self $builder)
      {
          $builder->prefix = trim(trim($prefix), '/');
          $this->routes[] = $builder;
      }
code_tokens: public function mount ( $ prefix , self $ builder ) { $ builder -> prefix = trim ( trim ( $ prefix ) , '/' ) ; $ this -> routes [ ] = $ builder ; }
docstring: Add a RouteCollectionBuilder.
  
  @param string                 $prefix
  @param RouteCollectionBuilder $builder
docstring_tokens: Add a RouteCollectionBuilder .