$left, 'right' => $right], [], $lineno); } public function compile(Compiler $compiler): void { $compiler ->raw('(') ->subcompile($this->getNode('left')) ->raw(' ') ; $this->operator($compiler); $compiler ->raw(' ') ->subcompile($this->getNode('right')) ->raw(')') ; } abstract public function operator(Compiler $compiler): Compiler; }