chore: reafac main.rs importer initialization

[carneiro-cw]

PR Type

enhancement

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Description

• Refactored the initialization of the importer in src/main.rs to streamline the process and remove redundant checks.
• Improved readability in src/eth/consensus/simple_consensus/mod.rs by adding a blank line in the should_forward method.

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Changes walkthrough 📝

	Relevant files
Formatting	mod.rs Minor formatting improvement in `SimpleConsensus` implementation src/eth/consensus/simple_consensus/mod.rs Added a blank line for better readability in the should_forward method. +1/-0
Enhancement	main.rs Refactor importer initialization in `main.rs`                        src/main.rs Refactored the initialization of the importer. Moved the chain initialization logic to be part of the importer initialization. Removed redundant checks and error handling for importer configuration. +5/-16

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PR Reviewer Guide 🔍

⏱️ Estimated effort to review: 2 🔵🔵⚪⚪⚪

🧪 No relevant tests

🔒 No security concerns identified

⚡ Key issues to review Initialization Logging Ensure the initialization of the importer and chain is logged with all relevant configurations for better traceability. Error Handling Consider using expect instead of ok_or for better error messages when the importer config is not set.

[github-actions]

PR Code Suggestions ✨

Category	Suggestion	Score
Possible issue	Add error handling for the importer_config.init call to ensure robustness The importer_config.init call can potentially fail, but the error is not being handled. Consider adding error handling to ensure robustness. src/main.rs [40-41] -importer_config.init(Arc::clone(&executor), Arc::clone(&miner), Arc::clone(&storage), chain)?; +if let Err(e) = importer_config.init(Arc::clone(&executor), Arc::clone(&miner), Arc::clone(&storage), chain) { + return Err(anyhow::anyhow!("Failed to initialize importer: {}", e)); +} Suggestion importance[1-10]: 9 Why: Adding error handling for the importer_config.init call is crucial for robustness, ensuring that potential initialization failures are properly managed.	9
	Rename the inner chain variable to avoid shadowing and potential confusion The chain variable is being shadowed within the if config.follower block. To avoid confusion and potential bugs, consider renaming the inner chain variable. src/main.rs [30-41] let chain = if config.follower { let importer_config = config.importer.as_ref().ok_or(anyhow::anyhow!("importer config is not set"))?; - let chain = Arc::new( + let new_chain = Arc::new( BlockchainClient::new_http_ws( importer_config.external_rpc.as_ref(), - importer_config.external_rpc_ws.as_deref(), + importer_config.external_rpc_ws.as.deref(), importer_config.external_rpc_timeout, ) .await?, ); - importer_config.init(Arc::clone(&executor), Arc::clone(&miner), Arc::clone(&storage), chain)?; - Some(chain); + importer_config.init(Arc::clone(&executor), Arc::clone(&miner), Arc::clone(&storage), new_chain)?; + Some(new_chain); } else { None }; Suggestion importance[1-10]: 8 Why: Renaming the inner chain variable helps avoid potential bugs and confusion, improving code clarity and maintainability.	8
Performance	Clone the importer_config once to improve performance and readability The importer_config is being cloned multiple times. Consider cloning it once and then using the cloned value to improve performance and readability. src/main.rs [30-41] let chain = if config.follower { - let importer_config = config.importer.as_ref().ok_or(anyhow::anyhow!("importer config is not set"))?; + let importer_config = config.importer.as_ref().ok_or(anyhow::anyhow!("importer config is not set"))?.clone(); let chain = Arc::new( BlockchainClient::new_http_ws( importer_config.external_rpc.as_ref(), importer_config.external_rpc_ws.as.deref(), importer_config.external_rpc_timeout, ) .await?, ); importer_config.init(Arc::clone(&executor), Arc::clone(&miner), Arc::clone(&storage), chain)?; Some(chain); } else { None }; Suggestion importance[1-10]: 7 Why: Cloning importer_config once reduces redundancy and can slightly improve performance and readability, though the performance gain may be minimal.	7
Maintainability	Remove the unnecessary blank line to maintain code compactness The blank line at line 31 is unnecessary and can be removed to keep the code compact and consistent with the surrounding code style. src/eth/consensus/simple_consensus/mod.rs [31-32] } - async fn should_serve(&self) -> bool { Suggestion importance[1-10]: 5 Why: Removing the blank line is a minor improvement that enhances code readability and consistency, but it does not address any functional or critical issues.	5