PhpParser\Parser\Php7::reduceRule291 PHP Method

    protected function reduceRule291() {
         $this->semValue = new Expr\AssignRef($this->semStack[$this->stackPos-(4-1)], $this->semStack[$this->stackPos-(4-4)], $this->startAttributeStack[$this->stackPos-(4-1)] + $this->endAttributes);
    }