fix empty topics in a non-breaking way (#35)

related: evmos#840
yihuang · Dec 16, 2021 · c91948b · c91948b
1 parent d5775ee
commit c91948b
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -46,6 +46,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 ### Bug Fixes
 
 * (rpc) [tharsis#667](https://github.com/tharsis/ethermint/issues/667) Fix `ExpandHome` restrictions bypass
+* (rpc) [tharsis#]() fix empty topics in a non-breaking way
 
 ## [v0.7.1] - 2021-10-08
 

diff --git a/rpc/ethereum/backend/utils.go b/rpc/ethereum/backend/utils.go
@@ -155,5 +155,11 @@ func TxLogsFromEvents(events []abci.Event) ([]*ethtypes.Log, error) {
 			logs = append(logs, &log)
 		}
 	}
-	return evmtypes.LogsToEthereum(logs), nil
+	ethLogs := evmtypes.LogsToEthereum(logs)
+	for i := range ethLogs {
+		if ethLogs[i].Topics == nil {
+			ethLogs[i].Topics = make([]common.Hash, 0)
+		}
+	}
+	return ethLogs, nil
 }