From: Chris Duncan <chris@codecow.com>
Date: Mon, 3 Aug 2026 06:44:23 +0000 (-0700)
Subject: Validate block hash processing response.
X-Git-Url: https://git.codecow.com/?a=commitdiff_plain;h=f761b8e4288f8de9dca8af3fa37351384aff4799;p=libnemo.git

Validate block hash processing response.
---

diff --git a/src/lib/block/index.ts b/src/lib/block/index.ts
index ed5e453..07c6c4a 100644
--- a/src/lib/block/index.ts
+++ b/src/lib/block/index.ts
@@ -210,7 +210,7 @@ export class Block {
 			block: this.toJSON()
 		}
 		const res = await rpc.post('process', data)
-		if (res.hash == null) {
+		if (res == null || typeof res !== 'object' || !('hash' in res) || typeof res.hash !== 'string') {
 			throw new Error('Block could not be processed', { cause: res })
 		}
 		return res.hash