{
    "Function": "queue",
    "File": "contracts/openzeppelin-solidity/contracts/governance/extensions/GovernorTimelockCompound.sol",
    "Parent Contracts": [
        "contracts/openzeppelin-solidity/contracts/governance/Governor.sol",
        "contracts/openzeppelin-solidity/contracts/governance/extensions/IGovernorTimelock.sol",
        "contracts/openzeppelin-solidity/contracts/governance/IGovernor.sol",
        "contracts/openzeppelin-solidity/contracts/utils/cryptography/draft-EIP712.sol",
        "contracts/openzeppelin-solidity/contracts/utils/introspection/ERC165.sol",
        "contracts/openzeppelin-solidity/contracts/utils/introspection/IERC165.sol",
        "contracts/openzeppelin-solidity/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "ICompoundTimelock",
        "ICompoundTimelock",
        "ICompoundTimelock",
        "SafeCast",
        "Timers"
    ],
    "Internal Calls": [
        "hashProposal",
        "require(bool,string)",
        "require(bool,string)",
        "keccak256(bytes)",
        "state",
        "abi.encode()"
    ],
    "Library Calls": [
        "toUint64",
        "setDeadline"
    ],
    "Low-Level Calls": [],
    "Code": "function queue(\n        address[] memory targets,\n        uint256[] memory values,\n        bytes[] memory calldatas,\n        bytes32 descriptionHash\n    ) public virtual override returns (uint256) {\n        uint256 proposalId = hashProposal(targets, values, calldatas, descriptionHash);\n\n        require(state(proposalId) == ProposalState.Succeeded, \"Governor: proposal not successful\");\n\n        uint256 eta = block.timestamp + _timelock.delay();\n        _proposalTimelocks[proposalId].timer.setDeadline(eta.toUint64());\n        for (uint256 i = 0; i < targets.length; ++i) {\n            require(\n                !_timelock.queuedTransactions(keccak256(abi.encode(targets[i], values[i], \"\", calldatas[i], eta))),\n                \"GovernorTimelockCompound: identical proposal action already queued\"\n            );\n            _timelock.queueTransaction(targets[i], values[i], \"\", calldatas[i], eta);\n        }\n\n        emit ProposalQueued(proposalId, eta);\n\n        return proposalId;\n    }"
}