From 07a451ce5ecff302bef201b5f40e916e4420c278 Mon Sep 17 00:00:00 2001
From: Derrick Hammer <derrick@derrickhammer.com>
Date: Sun, 3 Sep 2023 20:36:13 -0400
Subject: [PATCH] fix: if we have a Uint8Array but invalid CID_HASH_TYPES,
 return error

---
 src/cid.ts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/cid.ts b/src/cid.ts
index c7c7438..05a430f 100644
--- a/src/cid.ts
+++ b/src/cid.ts
@@ -74,6 +74,12 @@ export function encodeRegistryCid(
   hashType = CID_HASH_TYPES.ED25519,
   raw: boolean = false,
 ): ErrTuple<string | Uint8Array> {
+  if (hash instanceof Uint8Array) {
+    if (!Object.values(CID_HASH_TYPES).includes(hash[0])) {
+      return ["", "invalid hash type"];
+    }
+  }
+
   return encodeCid(hash, size, type, hashType, raw);
 }