value = $value; } public function accept($visitor){ $this->value = $visitor->visitObj($this->value); } /** * @see Less_Tree::genCSS */ public function genCSS( $output ){ $output->add( '(' ); $this->value->genCSS( $output ); $output->add( ')' ); } public function compile($env) { return new Less_Tree_Paren($this->value->compile($env)); } }