{
    "Function": "onFlashLoan",
    "File": "contracts/lib/openzeppelin-contracts/contracts/mocks/ERC3156FlashBorrowerMock.sol",
    "Parent Contracts": [
        "contracts/lib/openzeppelin-contracts/contracts/interfaces/IERC3156FlashBorrower.sol"
    ],
    "High-Level Calls": [
        "IERC20",
        "Address",
        "IERC20",
        "IERC20"
    ],
    "Internal Calls": [
        "require(bool)"
    ],
    "Library Calls": [
        "functionCall"
    ],
    "Low-Level Calls": [],
    "Code": "function onFlashLoan(\n        address, /*initiator*/\n        address token,\n        uint256 amount,\n        uint256 fee,\n        bytes calldata data\n    ) public override returns (bytes32) {\n        require(msg.sender == token);\n\n        emit BalanceOf(token, address(this), IERC20(token).balanceOf(address(this)));\n        emit TotalSupply(token, IERC20(token).totalSupply());\n\n        if (data.length > 0) {\n            // WARNING: This code is for testing purposes only! Do not use.\n            Address.functionCall(token, data);\n        }\n\n        if (_enableApprove) {\n            IERC20(token).approve(token, amount + fee);\n        }\n\n        return _enableReturn ? _RETURN_VALUE : bytes32(0);\n    }"
}