Function onresolve

lib/internal/dns/callback_resolver.js:39–52

(err, result, ttls)

const kPerfHooksDnsLookupResolveContext = Symbol('kPerfHooksDnsLookupResolveContext');

function onresolve(err, result, ttls) {
  if (ttls && this.ttl)
    result = ArrayPrototypeMap(
      result, (address, index) => ({ address, ttl: ttls[index] }));

  if (err)
    this.callback(new DNSException(err, this.bindingName, this.hostname));
  else {
    this.callback(null, result);
    if (this[kPerfHooksDnsLookupResolveContext] && hasObserver('dns')) {
      stopPerf(this, kPerfHooksDnsLookupResolveContext, { detail: { result } });
    }
  }
}

function resolver(bindingName) {
  function query(name, /* options, */ callback) {