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411a3cadfa
* renamed nimbus folder to execution_chain * Renamed "nimbus" references to "execution_chain" * fixed wrongly changed http reference * delete snap types file given that it was deleted before this PR merge * missing 'execution_chain' replacement --------- Co-authored-by: pmmiranda <pedro.miranda@nimbus.team>
41 lines
1.7 KiB
Nim
41 lines
1.7 KiB
Nim
# Nimbus
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# Copyright (c) 2023-2025 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
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# http://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
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# http://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or distributed except
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# according to those terms.
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import
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../../execution_chain/common/common,
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../../execution_chain/[evm/state, evm/types],
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../../execution_chain/db/ledger
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proc coinbaseStateClearing*(vmState: BaseVMState,
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miner: Address,
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touched = true) =
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# This is necessary due to the manner in which the state tests are
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# generated. State tests are generated from the BlockChainTest tests
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# in which these transactions are included in the larger context of a
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# block and thus, the mechanisms which would touch/create/clear the
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# coinbase account based on the mining reward are present during test
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# generation, but not part of the execution, thus we must artificially
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# create the account in VMs prior to the state clearing rules,
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# as well as conditionally cleaning up the coinbase account when left
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# empty in VMs after the state clearing rules came into effect.
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vmState.mutateLedger:
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if touched:
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db.addBalance(miner, 0.u256)
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# db.persist is an important step when using `db/ledger`
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# it will affect the account storage's location
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# during the next call to `getComittedStorage`
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# and the result of getStateRoot
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# do not clear cache, we need the cache when constructing
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# post state
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db.persist(clearEmptyAccount = vmState.fork >= FkSpurious)
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