even


location /njs {
js_run "
var res;
res = $r.response;
res.status = 200;
res.send('Hello World!');
res.finish();
";
}

gives an error

nginx -t
nginx: [emerg] unknown directive "js_run" in /usr/local/nginx/conf/conf.d/virtual.conf:36
nginx: configuration file /usr/local/nginx/conf/nginx.conf test failed