Improve I/O error propagation

2019-02-14 16:03:57 +01:00
parent f1d6e417fe
commit 6cd4e5ea95
18 changed files with 180 additions and 98 deletions
@@ -30,7 +30,7 @@ type BlockChain interface {
 	GetHeaderByNumbers(blockNumbers []int64) ([]Header, error)
 	GetLogs(contract Contract, startingBlockNumber *big.Int, endingBlockNumber *big.Int) ([]Log, error)
 	GetEthLogsWithCustomQuery(query ethereum.FilterQuery) ([]types.Log, error)
-	LastBlock() *big.Int
+	LastBlock() (*big.Int, error)
 	Node() Node
 }