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[clock] Avoid crash when getBlock fails

This commit is contained in:
Mark Spanbroek 2022-05-17 19:49:39 +02:00 committed by markspanbroek
parent 3a8ce485e4
commit 83522e459c
1 changed files with 2 additions and 1 deletions
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3
dagger/contracts/clock.nim
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@ -26,7 +26,8 @@ proc start*(clock: OnChainClock) {.async.} =
let computerTime = getTime().toUnix let computerTime = getTime().toUnix
clock.offset = blockTime - computerTime clock.offset = blockTime - computerTime
onBlock(!await clock.provider.getBlock(BlockTag.latest)) if latestBlock =? (await clock.provider.getBlock(BlockTag.latest)):
onBlock(latestBlock)
clock.subscription = await clock.provider.subscribe(onBlock) clock.subscription = await clock.provider.subscribe(onBlock)