{
    "Function": "expireBond",
    "File": "src/kuma-protocol/KUMASwap.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/security/PausableUpgradeable.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/utils/ContextUpgradeable.sol",
        "lib/openzeppelin-contracts-upgradeable/contracts/proxy/utils/Initializable.sol",
        "src/kuma-protocol/interfaces/IKUMASwap.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC721/IERC721Receiver.sol"
    ],
    "High-Level Calls": [
        "IKUMABondToken",
        "IKUMAAddressProvider",
        "EnumerableSet",
        "IKIBToken",
        "IKUMAAddressProvider",
        "EnumerableSet"
    ],
    "Internal Calls": [
        "revert INVALID_TOKEN_ID()",
        "revert BOND_NOT_MATURED()",
        "whenNotDeprecated"
    ],
    "Library Calls": [
        "add",
        "contains"
    ],
    "Low-Level Calls": [],
    "Code": "function expireBond(uint256 tokenId) external override whenNotDeprecated {\n        if (!_bondReserve.contains(tokenId)) {\n            revert Errors.INVALID_TOKEN_ID();\n        }\n\n        IKUMAAddressProvider KUMAAddressProvider = _KUMAAddressProvider;\n\n        if (IKUMABondToken(KUMAAddressProvider.getKUMABondToken()).getBond(tokenId).maturity > block.timestamp) {\n            revert Errors.BOND_NOT_MATURED();\n        }\n\n        _expiredBonds.add(tokenId);\n\n        IKIBToken(KUMAAddressProvider.getKIBToken(_riskCategory)).refreshYield();\n\n        emit BondExpired(tokenId);\n    }"
}