Simplify adapters #321
Simplify adapters #321
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Warning There were issues while running some tools. Please review the errors and either fix the tool’s configuration or disable the tool if it’s a critical failure. 🔧 golangci-lint (1.62.2)level=warning msg="The linter 'exportloopref' is deprecated (since v1.60.2) due to: Since Go1.22 (loopvar) this linter is no longer relevant. Replaced by copyloopvar." WalkthroughThe pull request introduces significant modifications to transaction adaptation logic in the Changes
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This is purely a refactor. All behavior should remain exactly the same. |
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Actionable comments posted: 1
🧹 Nitpick comments (1)
adapters.go (1)
25-30: Clarify error message when first transaction is not an L1 attributes deposit transactionAt line 29, the error message could be more specific to indicate that the expected first transaction is the L1 attributes deposit transaction. Improving the error message will aid in debugging and understanding the code flow.
Consider updating the error message:
- return nil, errors.New("first transaction is not a deposit transaction") + return nil, errors.New("first transaction is not the L1 attributes deposit transaction")
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📒 Files selected for processing (1)
adapters.go(3 hunks)
🔇 Additional comments (2)
adapters.go (2)
89-91: Inconsistent handling of deposit transactions after non-deposit transactions
In lines 89-91, if a deposit transaction is found after processing non-deposit transactions, an error is returned. This could halt processing valid transactions if deposit transactions are unordered.
Please verify that deposit transactions cannot occur after non-deposit transactions in ethTxs. If this is a possibility, consider adjusting the code to handle such cases gracefully.
117-131: Ensure correct reassembly of Ethereum transactions from Cosmos transactions
The code from lines 117 to 131 correctly reconstructs Ethereum transactions from Cosmos transactions, including L1 attributes and user deposits. The implementation appears correct and follows the expected logic.
| for _, ethDepositTxBytes := range ethTxs { | ||
| var ethDepositTx ethtypes.Transaction | ||
| if err := ethDepositTx.UnmarshalBinary(ethDepositTxBytes); err != nil { | ||
| return nil, fmt.Errorf("unmarshal binary eth deposit tx bytes: %v", err) | ||
| } | ||
| if !ethDepositTx.IsDepositTx() { | ||
| break // We have reached the end of the deposit txs. | ||
| } | ||
| depositTxs = append(depositTxs, &rolluptypes.MsgApplyUserDeposit{ | ||
| Tx: ethDepositTxBytes, | ||
| }) | ||
| } | ||
| return &rolluptypes.DepositsTx{ | ||
| ethTxs = ethTxs[len(depositTxs):] |
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🛠️ Refactor suggestion
Ensure all deposit transactions are processed regardless of order
The loop from lines 58 to 69 processes deposit transactions until it encounters a non-deposit transaction, then breaks. If there are deposit transactions after non-deposit transactions in ethTxs, they will not be processed, potentially leading to missed deposits.
Consider processing all transactions and separating deposit and non-deposit transactions regardless of order. Here's how you might modify the code:
depositTxs := []*rolluptypes.MsgApplyUserDeposit{}
nonDepositTxs := []hexutil.Bytes{}
for _, ethTxBytes := range ethTxs {
var ethTx ethtypes.Transaction
if err := ethTx.UnmarshalBinary(ethTxBytes); err != nil {
return nil, fmt.Errorf("unmarshal binary eth tx bytes: %v", err)
}
if ethTx.IsDepositTx() {
depositTxs = append(depositTxs, &rolluptypes.MsgApplyUserDeposit{
Tx: ethTxBytes,
})
} else {
nonDepositTxs = append(nonDepositTxs, ethTxBytes)
}
}
ethTxs = nonDepositTxsThis ensures that all deposit transactions are processed regardless of their position in ethTxs.
Summary by CodeRabbit
New Features
Bug Fixes
Documentation