{
    "Function": "_calculateFees",
    "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": [
        "PercentageMath"
    ],
    "Internal Calls": [],
    "Library Calls": [
        "percentMul"
    ],
    "Low-Level Calls": [],
    "Code": "function _calculateFees(uint256 amount) private view returns (uint256 fee) {\n        if (_variableFee > 0) {\n            fee = amount.percentMul(_variableFee);\n        }\n        if (_fixedFee > 0) {\n            fee += _fixedFee;\n        }\n    }"
}