fix(relayer): nil check (#17625)

Co-authored-by: d1onys1us <13951458+d1onys1us@users.noreply.github.com>

_typos.toml

@@ -17,6 +17,7 @@ extend-exclude = [
   "packages/protocol/contracts/automata-attestation/**",
   "packages/protocol/contracts/thirdparty/**",
   "packages/protocol/contracts/compiled/**",
+  "packages/protocol/deployments/**",
   # TODO: fix typos and remove these
   "packages/taiko-client/**",
 ]

packages/relayer/indexer/save_event_to_db.go

@@ -26,6 +26,11 @@ func (i *Indexer) saveEventToDB(
 		return 0, errors.Wrap(err, "relayer.DecodeMessageData")
 	}
 
+	if eventType == relayer.EventTypeSendETH {
+		canonicalToken = nil
+		amount = eventValue
+	}
+
 	// check if we have an existing event already. this is mostly likely only true
 	// in the case of us crawling past blocks.
 	existingEvent, err := i.eventRepo.FirstByEventAndMsgHash(

packages/relayer/processor/process_message.go

@@ -69,6 +69,12 @@ func (p *Processor) processMessage(
 		return false, 0, errors.Wrap(err, "json.Unmarshal")
 	}
 
+	if msgBody.Event == nil {
+		slog.Warn("empty msgBody", "id", msgBody.ID)
+
+		return false, 0, errors.New("empty message body")
+	}
+
 	slog.Info("message received", "srcTxHash", msgBody.Event.Raw.TxHash.Hex())
 
 	// check if we already processing this hash