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Special case for falsey hostnames in dns.lookup

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This commit is contained in:
Kai Tamkun
2024-12-13 14:27:14 -08:00
parent 18d3bda19a
commit ed7d361b4c
1 changed files with 10 additions and 0 deletions
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10
src/bun.js/api/bun/dns_resolver.zig
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@@ -2397,6 +2397,16 @@ pub const DNSResolver = struct {
const name_value = arguments.ptr[0];
if (name_value.isFalsey()) {
// For Node.js compatibility.
const promise = JSC.JSPromise.create(globalThis);
const address_key = JSC.ZigString.init("address").withEncoding();
const family_key = JSC.ZigString.init("family").withEncoding();
const object = JSValue.createObject2(globalThis, &address_key, &family_key, .null, JSC.jsNumber(4));
promise.resolve(globalThis, object);
return promise.asValue(globalThis);
}
if (name_value.isEmptyOrUndefinedOrNull() or !name_value.isString()) {
return globalThis.throwInvalidArgumentType("lookup", "hostname", "string");
}