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Rename lookupDomain() to lookup() (with backwards compatibility)

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jake
2025-10-20 15:05:59 -04:00
parent 5cbefe6a14
commit b3adbf8307
6 changed files with 79 additions and 58 deletions
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src/whois/normalize.ts
+28 -2
View File
@@ -1,5 +1,4 @@
import { toISO } from "../lib/dates";
import { isWhoisAvailable } from "../lib/domain";
import { isPrivacyName } from "../lib/privacy";
import { parseKeyValueLines, uniq } from "../lib/text";
import type {
@@ -9,6 +8,33 @@ import type {
RegistrarInfo,
} from "../types";
// Common WHOIS availability phrases seen across registries/registrars
const WHOIS_AVAILABLE_PATTERNS: RegExp[] = [
/\bno match\b/i,
/\bnot found\b/i,
/\bno entries found\b/i,
/\bno data found\b/i,
/\bavailable for registration\b/i,
/\bdomain\s+available\b/i,
/\bdomain status[:\s]+available\b/i,
/\bobject does not exist\b/i,
/\bthe queried object does not exist\b/i,
// Common variants across ccTLDs/registrars
/\bstatus:\s*free\b/i,
/\bstatus:\s*available\b/i,
/\bno object found\b/i,
/\bnicht gefunden\b/i,
/\bpending release\b/i, // often signals not registered/being deleted
];
/**
* Best-effort heuristic to determine if a WHOIS response indicates the domain is available.
*/
export function isAvailableByWhois(text: string | undefined): boolean {
if (!text) return false;
return WHOIS_AVAILABLE_PATTERNS.some((re) => re.test(text));
}
/**
* Convert raw WHOIS text into our normalized DomainRecord.
* Heuristics cover many gTLD and ccTLD formats; exact fields vary per registry.
@@ -163,7 +189,7 @@ export function normalizeWhois(
const record: DomainRecord = {
domain,
tld,
isRegistered: !isWhoisAvailable(whoisText),
isRegistered: !isAvailableByWhois(whoisText),
isIDN: /(^|\.)xn--/i.test(domain),
unicodeName: undefined,
punycodeName: undefined,
src/whois/referral.ts
+5 -5
View File
@@ -1,8 +1,8 @@
import { isWhoisAvailable } from "../lib/domain";
import type { LookupOptions } from "../types";
import type { WhoisQueryResult } from "./client";
import { whoisQuery } from "./client";
import { extractWhoisReferral } from "./discovery";
import { isAvailableByWhois } from "./normalize";
/**
* Follow registrar WHOIS referrals up to a configured hop limit.
@@ -30,8 +30,8 @@ export async function followWhoisReferrals(
try {
const res = await whoisQuery(next, domain, opts);
// Prefer authoritative TLD response when registrar contradicts availability
const registeredBefore = !isWhoisAvailable(current.text);
const registeredAfter = !isWhoisAvailable(res.text);
const registeredBefore = !isAvailableByWhois(current.text);
const registeredAfter = !isAvailableByWhois(res.text);
if (registeredBefore && !registeredAfter) {
// Registrar claims availability but TLD shows registered: keep TLD
break;
@@ -74,8 +74,8 @@ export async function collectWhoisReferralChain(
try {
const res = await whoisQuery(next, domain, opts);
// If registrar claims availability while TLD indicated registered, stop.
const registeredBefore = !isWhoisAvailable(current.text);
const registeredAfter = !isWhoisAvailable(res.text);
const registeredBefore = !isAvailableByWhois(current.text);
const registeredAfter = !isAvailableByWhois(res.text);
if (registeredBefore && !registeredAfter) {
// Do not adopt or append contradictory registrar; keep authoritative TLD only.
break;