- Simplify TradeExecutor interface by integrating middleware and swqos clients into params
- Refactor parallel execution module with dedicated buy/sell execute functions
- Add SOL wrapping/unwrapping functionality for wSOL management
- Remove redundant parameter passing in sell operations
- Delete example main.rs file
- Optimize transaction building with integrated parameter structures
BREAKING CHANGE: TradeExecutor interface simplified, middleware and swqos_clients now passed through params
- Add instruction/PDA caching for Bonk operations
- Implement reusable wSOL management module
- Support pre-computed pool addresses in BonkParams
- Optimize memory allocation with SmallVec and fixed arrays
- Reduce code duplication across protocols
- Rename create_associated_token_account_fast to create_associated_token_account_idempotent_fast
- Upgrade get_associated_token_address_fast to support custom token_program_id parameter
- Update ATA cache mechanism to include token_program_id
- Adopt new ATA functions in Bonk and PumpFun instruction builders
- Improve token program compatibility and cache efficiency
- Add fast_fn module with global caches for PDA, ATA, and instruction operations
- Implement memory-efficient caches using CLRU and parking_lot for thread-safe access
- Optimize compute budget instruction generation with caching
- Replace std::sync::Mutex with parking_lot::Mutex for better performance
- Add dedicated caching for PumpFun PDAs and associated token addresses
- Improve transaction building with batch signature optimization
- Add new dependencies: clru, smallvec, parking_lot for cache infrastructure
- Remove unused utility functions in pumpfun module
- Enhance error messages for tip fee configuration validation
- Remove src/common/address_lookup.rs and tip_cache.rs to simplify common modules
- Move protocol-specific utility functions from trading/ to instruction/utils/
- Refactor utility functions for PumpFun, PumpSwap, Raydium AMM V4, and Raydium CPMM
- Consolidate constant definitions by inlining seeds and accounts modules into respective utility files
- Update all import paths to ensure code consistency
- Optimize trading parameter construction and executor logic
- Improve address lookup cache and nonce management mechanisms
- Remove redundant transaction builder functions and merge into single build_transaction()
- Simplify compute budget manager with unified add_compute_budget_instructions()
- Consolidate trade executor interface by removing separate buy/sell methods
- Unify BuyParams/SellParams usage, remove *WithTipParams structs
- Streamline parallel execution logic and remove TradeType parameter
- Delete obsolete files: address_lookup.rs, tip_cache.rs
- Clean up nonce manager by removing unused is_using_nonce() function
This refactoring reduces code duplication and provides a cleaner, more maintainable API
for transaction building and execution across all trading protocols.
1. Upgrade version from 0.4.7 to 0.5.0
2. Rename compute unit parameters from unit_limit/unit_price to tip_unit_limit/tip_unit_price
3. Remove creator parameter from API to simplify trading interface
4. Optimize PumpFun and PumpSwap protocol parameter structures with creator_vault support
5. Remove unnecessary constants and functions like TOTAL_SUPPLY and BONDING_CURVE_SUPPLY
6. Improve code formatting and documentation
- Bump version to 0.4.5
- Add Default traits for BondingCurveAccount and BonkParams
- Add immediate_sell methods for PumpFun and Bonk params
- Update README version references
- Add SubscriptionHandle struct to manage async subscription tasks
- Implement graceful shutdown mechanism with unsub_fn callback
- Export new module in common/mod.rs
- Support for proper resource cleanup in subscription management
Major changes:
- Refactor event parsing system: migrate scattered logs_* modules to unified event_parser architecture
- Add unified UnifiedEvent trait and EventParser trait for standardized event parsing interface
- Introduce GenericEventParser and EventParserFactory for plugin-style protocol extension
- Add match_event! macro to simplify event type matching and handling
- Add Raydium Launchpad (Bonk.fun) protocol support:
- Complete buy/sell trading functionality
- Pool state management and querying
- Event parsing and subscription
- Update trading system to support new protocol architecture
- Refactor constants organization, rename raydium to raydium_launchpad
- Update documentation and example code
Technical improvements:
- Unified event interface design for better code maintainability
- Factory pattern implementation for dynamic protocol loading
- Generic event parser to reduce code duplication
- Improved error handling and type safety
Breaking Changes:
- Remove old logs_* modules, use new event_parser system
- Protocol constants path change: raydium -> raydium_launchpad
- Event subscription API updated to unified interface
- Expand buy/sell trading logic with optimized execution flow
- Improve logs data structures and parser performance
- Enhance common utilities and pool management features
- Refactor main program architecture for better maintainability
- Update library export interfaces with improved API design
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