{
    "Function": "_updateQuorumNumerator",
    "File": "contracts/lib/openzeppelin-contracts/contracts/governance/extensions/GovernorVotesQuorumFraction.sol",
    "Parent Contracts": [
        "contracts/lib/openzeppelin-contracts/contracts/governance/extensions/GovernorVotes.sol",
        "contracts/lib/openzeppelin-contracts/contracts/governance/Governor.sol",
        "contracts/lib/openzeppelin-contracts/contracts/token/ERC1155/IERC1155Receiver.sol",
        "contracts/lib/openzeppelin-contracts/contracts/token/ERC721/IERC721Receiver.sol",
        "contracts/lib/openzeppelin-contracts/contracts/governance/IGovernor.sol",
        "contracts/lib/openzeppelin-contracts/contracts/interfaces/IERC6372.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/cryptography/EIP712.sol",
        "contracts/lib/openzeppelin-contracts/contracts/interfaces/IERC5267.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/introspection/ERC165.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "Checkpoints",
        "SafeCast",
        "SafeCast",
        "SafeCast"
    ],
    "Internal Calls": [
        "clock",
        "require(bool,string)",
        "quorumNumerator",
        "quorumDenominator"
    ],
    "Library Calls": [
        "toUint224",
        "toUint224",
        "toUint32",
        "push"
    ],
    "Low-Level Calls": [],
    "Code": "function _updateQuorumNumerator(uint256 newQuorumNumerator) internal virtual {\n        require(\n            newQuorumNumerator <= quorumDenominator(),\n            \"GovernorVotesQuorumFraction: quorumNumerator over quorumDenominator\"\n        );\n\n        uint256 oldQuorumNumerator = quorumNumerator();\n\n        // Make sure we keep track of the original numerator in contracts upgraded from a version without checkpoints.\n        if (oldQuorumNumerator != 0 && _quorumNumeratorHistory._checkpoints.length == 0) {\n            _quorumNumeratorHistory._checkpoints.push(\n                Checkpoints.Checkpoint224({_key: 0, _value: SafeCast.toUint224(oldQuorumNumerator)})\n            );\n        }\n\n        // Set new quorum for future proposals\n        _quorumNumeratorHistory.push(SafeCast.toUint32(clock()), SafeCast.toUint224(newQuorumNumerator));\n\n        emit QuorumNumeratorUpdated(oldQuorumNumerator, newQuorumNumerator);\n    }"
}