{
    "Function": "basefee",
    "File": "packages/protocol/contracts/L2/Lib1559Math.sol",
    "Parent Contracts": [],
    "High-Level Calls": [],
    "Internal Calls": [
        "revert EIP1559_INVALID_PARAMS()",
        "_ethQty"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function basefee(\n        uint256 _gasExcess,\n        uint256 _adjustmentFactor\n    )\n        internal\n        pure\n        returns (uint256)\n    {\n        if (_adjustmentFactor == 0) {\n            revert EIP1559_INVALID_PARAMS();\n        }\n\n        return _ethQty(_gasExcess, _adjustmentFactor) / LibFixedPointMath.SCALING_FACTOR\n            / _adjustmentFactor;\n    }"
}