Alex Sharov 77a4b3305d rawdb to return errors: part 1 (#1286) ... * ReadBlockByNumber and ReadChainConfig return error * Let's make rawdb package to return error. But by small steps. High-level methods need to move first: ReadBlockByNumber ReadChainConfig ReadBlockByHash ReadHeaderByHash WriteChainConfig WriteDatabaseVersion WriteBlock DeleteTd WriteTd ReadTd		2020-10-24 07:57:09 +01:00
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helper.go	rawdb to return errors: part 1 (#1286)	2020-10-24 07:57:09 +01:00