{
    "Function": "_refreshYield",
    "File": "src/kuma-protocol/KIBToken.sol",
    "Parent Contracts": [
        "lib/openzeppelin-contracts/contracts/proxy/utils/UUPSUpgradeable.sol",
        "lib/openzeppelin-contracts/contracts/proxy/ERC1967/ERC1967Upgrade.sol",
        "lib/openzeppelin-contracts/contracts/interfaces/draft-IERC1822.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/extensions/ERC20PermitUpgradeable.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/utils/cryptography/EIP712Upgradeable.sol",
        "src/kuma-protocol/interfaces/IKIBToken.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/extensions/IERC20PermitUpgradeable.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/ERC20Upgradeable.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/extensions/IERC20MetadataUpgradeable.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/IERC20Upgradeable.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/utils/ContextUpgradeable.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/proxy/utils/Initializable.sol"
    ],
    "High-Level Calls": [
        "IKUMAAddressProvider",
        "IKUMASwap",
        "IKUMASwap",
        "IKUMAAddressProvider",
        "IKUMASwap",
        "IMCAGRateFeed"
    ],
    "Internal Calls": [],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function _refreshYield() private {\n        IKUMASwap KUMASwap = IKUMASwap(_KUMAAddressProvider.getKUMASwap(_riskCategory));\n        uint256 yield_ = _yield;\n        if (KUMASwap.isExpired() || KUMASwap.isDeprecated()) {\n            _yield = MIN_YIELD;\n            emit YieldUpdated(yield_, MIN_YIELD);\n            return;\n        }\n        uint256 referenceRate = IMCAGRateFeed(_KUMAAddressProvider.getRateFeed()).getRate(_riskCategory);\n        uint256 minCoupon = KUMASwap.getMinCoupon();\n        uint256 lowestYield = referenceRate < minCoupon ? referenceRate : minCoupon;\n        if (lowestYield != yield_) {\n            _yield = lowestYield;\n            emit YieldUpdated(yield_, lowestYield);\n        }\n    }"
}