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refactor(evm): Remove duplicate defined variables (#559)

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Refactor: Remove duplicate defined variables
This commit is contained in:
DongXi Huang 2023-11-12 21:17:37 +08:00 committed by GitHub
parent 65a3a7fc23
commit d537451863
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 21 additions and 21 deletions
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24
core/state_transition.go
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@ -43,8 +43,10 @@ The state transitioning model does all the necessary work to work out a valid ne
3) Create a new state object if the recipient is \0*32 3) Create a new state object if the recipient is \0*32
4) Value transfer 4) Value transfer
== If contract creation == == If contract creation ==
4a) Attempt to run transaction data 4a) Attempt to run transaction data
4b) If valid, use result as code for the new state object 4b) If valid, use result as code for the new state object
== end == == end ==
5) Run Script section 5) Run Script section
6) Derive new state root 6) Derive new state root
@ -340,16 +342,16 @@ func (st *StateTransition) TransitionDb() (*ExecutionResult, error) {
if err := st.preCheck(); err != nil { if err := st.preCheck(); err != nil {
return nil, err return nil, err
} }
msg := st.msg
sender := vm.AccountRef(msg.From()) var (
homestead := st.evm.ChainConfig().IsHomestead(st.evm.Context.BlockNumber) msg = st.msg
istanbul := st.evm.ChainConfig().IsIstanbul(st.evm.Context.BlockNumber) sender = vm.AccountRef(msg.From())
shanghai := st.evm.ChainConfig().IsShanghai(st.evm.Context.BlockNumber) rules = st.evm.ChainConfig().Rules(st.evm.Context.BlockNumber)
london := st.evm.ChainConfig().IsLondon(st.evm.Context.BlockNumber) contractCreation = msg.To() == nil
contractCreation := msg.To() == nil )
// Check clauses 4-5, subtract intrinsic gas if everything is correct // Check clauses 4-5, subtract intrinsic gas if everything is correct
gas, err := IntrinsicGas(st.data, st.msg.AccessList(), contractCreation, homestead, istanbul, shanghai) gas, err := IntrinsicGas(st.data, st.msg.AccessList(), contractCreation, rules.IsHomestead, rules.IsIstanbul, rules.IsShanghai)
if err != nil { if err != nil {
return nil, err return nil, err
} }
@ -363,8 +365,6 @@ func (st *StateTransition) TransitionDb() (*ExecutionResult, error) {
return nil, fmt.Errorf("%w: address %v", ErrInsufficientFundsForTransfer, msg.From().Hex()) return nil, fmt.Errorf("%w: address %v", ErrInsufficientFundsForTransfer, msg.From().Hex())
} }
rules := st.evm.ChainConfig().Rules(st.evm.Context.BlockNumber)
// Check whether the init code size has been exceeded. // Check whether the init code size has been exceeded.
if rules.IsShanghai && contractCreation && len(st.data) > params.MaxInitCodeSize { if rules.IsShanghai && contractCreation && len(st.data) > params.MaxInitCodeSize {
return nil, fmt.Errorf("%w: code size %v limit %v", ErrMaxInitCodeSizeExceeded, len(st.data), params.MaxInitCodeSize) return nil, fmt.Errorf("%w: code size %v limit %v", ErrMaxInitCodeSizeExceeded, len(st.data), params.MaxInitCodeSize)
@ -397,7 +397,7 @@ func (st *StateTransition) TransitionDb() (*ExecutionResult, error) {
}, nil }, nil
} }
if !london { if !rules.IsLondon {
// Before EIP-3529: refunds were capped to gasUsed / 2 // Before EIP-3529: refunds were capped to gasUsed / 2
st.refundGas(params.RefundQuotient) st.refundGas(params.RefundQuotient)
} else { } else {
@ -405,7 +405,7 @@ func (st *StateTransition) TransitionDb() (*ExecutionResult, error) {
st.refundGas(params.RefundQuotientEIP3529) st.refundGas(params.RefundQuotientEIP3529)
} }
effectiveTip := st.gasPrice effectiveTip := st.gasPrice
if london { if rules.IsLondon {
if st.evm.Context.BaseFee != nil { if st.evm.Context.BaseFee != nil {
effectiveTip = cmath.BigMin(st.gasTipCap, new(big.Int).Sub(st.gasFeeCap, st.evm.Context.BaseFee)) effectiveTip = cmath.BigMin(st.gasTipCap, new(big.Int).Sub(st.gasFeeCap, st.evm.Context.BaseFee))
} else { } else {