This repo contains a set of contracts to facilitate on-chain Loans between Maple Finance Pools and institutional borrowers. These contracts contain logic to:
- Deploy new Loans.
- Perform Loan funding.
- Draw down funds.
- Manage collateral.
- Calculate payment amounts and schedules (can handle amortized and interest-only payment structures).
- Perform repossessions of collateral and remaining funds in a defaulted Loan.
- Claim interest and principal from Loans.
- Perform refinancing operations when a lender and borrower agree to new terms.
- Upgrade Loan logic using upgradeability patterns.
Contracts in this repo inherit and import code from:
Contracts inherit and import code in the following ways:
MapleLoanandMapleLoanFeeManageruseIERC20andERC20Helperfor token interactions.MapleLoaninheritsMapleProxiedInternalsfor proxy logic.MapleLoanFactoryinheritsMapleProxyFactoryfor proxy deployment and management.
Versions of dependencies can be checked with git submodule status.
This project was built using Foundry. Refer to installation instructions here.
git clone [email protected]:maple-labs/fixed-term-loan.git
cd fixed-term-loan
forge install- To run all tests:
forge test - To run specific tests:
forge test --match <test_name>
./scripts/test.sh is used to enable Foundry profile usage with the -p flag. Profiles are used to specify the number of fuzz runs.
| Release Version | Auditor | Report Link | Date |
|---|---|---|---|
| v2.0.0 | Trail of Bits | Trail of Bits Report |
2021-12-28 |
| v2.0.0 | Code 4rena | C4 Report |
2022-01-05 |
| v3.0.0 | Trail of Bits | Trail of Bits Report |
2022-04-12 |
| v3.0.0 | Code 4rena | C4 Report |
2022-04-20 |
| v3.0.1 - v4.0.0 | Trail of Bits | Trail of Bits Report |
2022-08-24 |
| v3.0.1 - v4.0.0 | Spearbit | Spearbit Report |
2022-10-17 |
| v3.0.1 - v4.0.0 | Three Sigma | Three Sigma Report |
2022-10-24 |
| v5.0.0 - v5.0.1 | Spearbit Auditors via Cantina | 2023-06-05 - Cantina Report |
2023-06-05 |
| v5.0.0 - v5.0.1 | Three Sigma | 2023-04-10 - Three Sigma Report |
2023-04-21 |
| Q4 2023 | Three Sigma | 2023-11-06 - Three Sigma Report |
2023-11-06 |
| Q4 2023 | 0xMacro | 2023-11-27 - 0xMacro Report |
2023-11-27 |
| v6.0.0 | 0xMacro | 2024-08-14 - 0xMacro Report |
2024-08-14 |
| v6.0.0 | Three Sigma | 2024-08-23 - Three Sigma Report |
2024-08-23 |
For all information related to the ongoing bug bounty for these contracts run by Immunefi, please visit this site.
Maple Finance is a decentralized corporate credit market. Maple provides capital to institutional borrowers through globally accessible fixed-income yield opportunities.
