{
    "Function": "permit",
    "File": "contracts/Test/UpgradedNibblVault.sol",
    "Parent Contracts": [
        "contracts/Utilities/EIP712Base.sol",
        "contracts/Twav/Twav.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/token/ERC20/extensions/IERC20MetadataUpgradeable.sol",
        "contracts/Bancor/BancorFormula.sol",
        "contracts/Interfaces/INibblVault.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/token/ERC20/IERC20Upgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "ecrecover(bytes32,uint8,bytes32,bytes32)",
        "keccak256(bytes)",
        "require(bool,string)",
        "require(bool,string)",
        "_approve",
        "abi.encode()",
        "toTypedMessageHash"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function permit(\n        address owner,\n        address spender,\n        uint256 value,\n        uint256 deadline,\n        uint8 v,\n        bytes32 r,\n        bytes32 s\n    ) external override {\n        require(block.timestamp <= deadline, \"ERC20Permit: expired deadline\");\n        bytes32 structHash = keccak256(abi.encode(_PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline));\n        address signer = ecrecover(toTypedMessageHash(structHash), v, r, s);\n        require(signer == owner, \"ERC20Permit: invalid signature\");\n        _approve(owner, spender, value);\n    }"
}