From 3cba83dec15bc293d6e8c01c4628d96b8a99b12c Mon Sep 17 00:00:00 2001
From: Troy Kessler <43882936+troykessler@users.noreply.github.com>
Date: Fri, 15 Dec 2023 16:10:07 +0100
Subject: [PATCH] fix: add prevalidation for snapshot chunk (#108)

---
 integrations/tendermint-ssync/src/runtime.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/integrations/tendermint-ssync/src/runtime.ts b/integrations/tendermint-ssync/src/runtime.ts
index 840c8dbd..fe2f0753 100644
--- a/integrations/tendermint-ssync/src/runtime.ts
+++ b/integrations/tendermint-ssync/src/runtime.ts
@@ -115,6 +115,11 @@ export default class TendermintSSync implements IRuntime {
       throw new Error(`Value in data item is not defined: ${item.value}`);
     }
 
+    // throw error if chunk is missing
+    if (!item.value.chunk) {
+      throw new Error(`Value in data item has no snapshot chunk`);
+    } 
+
     if (chunkIndex > 0) {
       // throw error if one of those values is not null
       if (