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CHANGELOG.md

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  • ERC20DepositTokenImplementation v1.1 - 08/12/2024

    • Add ratio tick formatting to token name and symbol.

  • Pool v2.13 - 08/12/2024

    • Fix divide-by-zero during collateral liquidation for zero interest loans caused by very small principals.

  • PoolFactory v1.3 - 07/30/2024

    • Rename setAdminFeeRate() API to setAdminFee().
    • Add support for setting admin fee share.
    • Add withdrawAdminFees() API.

  • Pool v2.12 - 07/30/2024

    • Add admin fee share support.
    • Redistribute admin fee as lender surplus in collateral liquidation.

  • Pool v2.11 - 06/25/2024

    • Fix sourcing from ticks of same limit and duration, but different rates.

  • EnglishAuctionCollateralLiquidator v2.1 - 06/25/2024

    • Add claim delay for non-winners of auction.

  • SimpleSignedPriceOracle v1.2 - 05/21/2024

    • Add initializer for proxy deployment support.

  • Pool v2.10 - 05/09/2024

    • Fix oracle price scaling for sub-18 currency tokens.

  • KongzBundleCollateralWrapper v1.1 - 04/16/2024

    • Fix rounding edge case in claimable amount.

  • SimpleSignedPriceOracle v1.1 - 04/16/2024

    • Add check for non-zero quote price.
    • Change access control from Ownable to Ownable2Step.

  • Pool v2.9 - 04/16/2024

    • Allow empty oracle context with price() in ExternalPriceOracle.
    • Make price() API public in PriceOracle.
    • Add locked shares on initial deposit in LiquidityLogic.
    • Switch to absolute spacing for ratio ticks.

  • KongzBundleCollateralWrapper v1.0 - 03/27/2024

    • Initial release.

  • SimpleSignedPriceOracle v1.0 - 03/27/2024

    • Initial release.

  • Pool v2.8 - 03/06/2024

    • Add support for sub-18 decimal currency tokens.
    • Add support for ratio ticks and external price oracles.

  • Pool v2.7 - 03/06/2024

    • Remove lender surplus from collateral liquidation.
    • Validate principal is non-zero for borrows.
    • Add support for aliases to CollectionCollateralFilter.
    • Add migration for CryptoPunks collection pools to add the Yuga Labs CryptoPunks 721 Wrapper as an alias.
    • Remove _initialized storage variable in Pool configurations and replace it with an equivalent check.

  • Pool v2.6 - 12/21/2023

    • Refactor internal API in InterestRateModel.
    • Migrate to interest weighting based on cumulative repayment in WeightedInterestRateModel.

  • Pool v2.5 - 12/13/2023

    • Remove tick threshold from WeightedInterestRateModel.
    • Limit number of ticks sourced for a loan in LiquidityManager.
    • Use safe cast for loan maturity in BorrowLogic.

  • Pool v2.4 - 12/06/2023

    • Add support for Delegate v2.
    • Add check for invalid ticks in tokenize().
    • Add tick parameter to TokenCreated event in ERC20 tokenization.

  • EnglishAuctionCollateralLiquidator v2.0 - 11/30/2023

    • Add collateralTokenId parameter to LiquidationStarted event.
    • Add collateralWrappers() API.
    • Bump major version to reflect breaking API and ABI changes.

  • ERC20DepositTokenImplementation v1.0 - 11/15/2023

    • Initial release.

  • Pool v2.3 - 11/15/2023

    • Add ERC20 tokenization of deposit positions.
    • Add collateral wrapper support to quote() API.
    • Add depositSharePrice() and redemptionSharePrice() APIs to ILiquidity.
    • Refactor Pool logic into linked libraries.

  • EnglishAuctionCollateralLiquidator v1.2 (Pre-release) - 10/27/2023

    • Add generic support for wrapped collateral.

  • PunkCollateralWrapper v1.0 - 10/27/2023

    • Initial release.

  • ERC1155CollateralWrapper v2.1 - 10/27/2023

    • Add implementation of new enumerateWithQuantities() and transferCalldata() APIs.

  • BundleCollateralWrapper v2.1 - 10/27/2023

    • Add implementation of new enumerateWithQuantities() and transferCalldata() APIs.

  • Pool v2.2 - 10/11/2023

    • Fix overflow revert from narrow casting of accruals in LiquidityManager.

  • PoolFactory v1.2 - 09/20/2023

    • Add setAdminFeeRate() API.

  • Pool v2.1 - 09/20/2023

    • Add accrual value deposit pricing.
    • Allow resetting admin fee rate to zero.

  • Pool v2.0 - 08/31/2023

    • Reverse duration ordering in ticks to source from longer duration ticks before shorter duration ones.
    • Improve liquidation surplus distribution to ticks by allocating it proportionally to interest earned.
    • Add adminFee to loan receipt.
    • Add deposit premium rate parameter to constructor.
    • Add support for multiple concurrent redemptions with the redeem(), withdraw(), rebalance() APIs in IPool.
    • Add return of shares ahead to redemptionAvailable() API in IPool.
    • Add adminFeeBalance() API to IPool.
    • Add count() API to ICollateralWrapper.

  • BundleCollateralWrapper v2.0 - 08/31/2023

    • Add implementation of count() in new ICollateralWrapper API.

  • ERC1155CollateralWrapper v1.0 - 08/31/2023

    • Initial release.

  • SetCollectionCollateralFilter v1.0 - 08/31/2023

    • Initial release.

  • MerkleCollectionCollateralFilter v1.0 - 08/31/2023

    • Initial release.

  • Pool v1.4 - 08/14/2023

    • Add redemption queue target advancement to withdraw()/rebalance() in Pool and redemption queue scanning limit to LiquidityManager.

  • Pool v1.3 - 07/25/2023

    • Validate shares are non-zero in redeem().

  • Pool v1.2 - 07/20/2023

    • Fix unlinking of empty nodes with leftover dust from redemption.

  • Pool v1.1 - 07/14/2023

    • Optimize contract size.
    • Use safeTransfer() for ERC20 transfers.
    • Use safe cast for node count in LiquidityManager.
    • Add return of shares minted in deposit() API.
    • Add return of shares burned in withdraw() API.
    • Add return of shares burned and minted in rebalance() API.

  • PoolFactory v1.1 - 07/14/2023

    • Add pool implementation allowlist.

  • EnglishAuctionCollateralLiquidator v1.1 - 07/14/2023

    • Use safeTransfer() for ERC20 transfers.
    • Validate time extension parameters in initialize().

  • Pool v1.0 - 06/16/2023

    • Initial release.

  • PoolFactory v1.0 - 06/16/2023

    • Initial release.

  • BundleCollateralWrapper v1.0 - 06/16/2023

    • Initial release.

  • EnglishAuctionCollateralLiquidator v1.0 - 06/16/2023

    • Initial release.

  • WeightedInterestRateModel v1.0 - 06/16/2023

    • Initial release.

  • RangedCollectionCollateralFilter v1.0 - 06/16/2023

    • Initial release.

  • CollectionCollateralFilter v1.0 - 06/16/2023

    • Initial release.