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allow withState to be called multiple times

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This allows `blockchain_dag`'s `withState` template to be called more
than once in a single function. This led to a compilation error before
because the injected variables and functions shared the same scope.
This commit is contained in:
Etan Kissling 2021-11-29 11:25:47 +01:00 committed by zah
parent 4570f6e4ec
commit eb777a6c8b
1 changed files with 5 additions and 4 deletions
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9
beacon_chain/consensus_object_pools/blockchain_dag.nim
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@ -74,11 +74,12 @@ template withState*(
## TODO async transformations will lead to a race where stateData gets updated ## TODO async transformations will lead to a race where stateData gets updated
## while waiting for future to complete - catch this here somehow? ## while waiting for future to complete - catch this here somehow?
var cache {.inject.} = StateCache() block:
updateStateData(dag, stateData, blockSlot, false, cache) var cache {.inject.} = StateCache()
updateStateData(dag, stateData, blockSlot, false, cache)
withStateVars(stateData): withStateVars(stateData):
body body
func parent*(bs: BlockSlot): BlockSlot = func parent*(bs: BlockSlot): BlockSlot =
## Return a blockslot representing the previous slot, using the parent block ## Return a blockslot representing the previous slot, using the parent block