From f262416bdb14f18c61c8086d9f92dcf8ea44a52b Mon Sep 17 00:00:00 2001
From: New Future <NewFuture@users.noreply.github.com>
Date: Fri, 20 May 2022 12:31:30 +0800
Subject: [PATCH 1/2] fix subdomain

---
 src/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/index.ts b/src/index.ts
index 47b9713..414ee3a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -69,7 +69,7 @@ type IReturnData<O extends Options = {}> = (IDomainData) & (IReturnCa<O>) & (IRe
 export async function certificateFor<O extends Options>(requestedDomains: string | string[], options: O = {} as O): Promise<IReturnData<O>> {
   const domains = Array.isArray(requestedDomains) ? requestedDomains : [requestedDomains];
   domains.forEach((domain) => {
-    if (!isValidDomain(domain, { subdomain: false, wildcard: false, allowUnicode: true, topLevel: false })) {
+    if (!isValidDomain(domain, { subdomain: true, wildcard: false, allowUnicode: true, topLevel: false })) {
       throw new Error(`"${domain}" is not a valid domain name.`);
     }
   });

From 4f67afbcbf8f1a56dd6a3d7fa6740507c17595b4 Mon Sep 17 00:00:00 2001
From: New Future <NewFuture@users.noreply.github.com>
Date: Thu, 9 Jun 2022 13:38:07 +0800
Subject: [PATCH 2/2] add localhost

---
 src/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/index.ts b/src/index.ts
index 414ee3a..bee0b4c 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -69,7 +69,7 @@ type IReturnData<O extends Options = {}> = (IDomainData) & (IReturnCa<O>) & (IRe
 export async function certificateFor<O extends Options>(requestedDomains: string | string[], options: O = {} as O): Promise<IReturnData<O>> {
   const domains = Array.isArray(requestedDomains) ? requestedDomains : [requestedDomains];
   domains.forEach((domain) => {
-    if (!isValidDomain(domain, { subdomain: true, wildcard: false, allowUnicode: true, topLevel: false })) {
+    if (domain !== "localhost" && !isValidDomain(domain, { subdomain: true, wildcard: false, allowUnicode: true, topLevel: false })) {
       throw new Error(`"${domain}" is not a valid domain name.`);
     }
   });