{
    "Function": "buyAllAmountForETH",
    "File": "contracts/RubiconRouter.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "ERC20",
        "RubiconMarket",
        "ERC20",
        "WETH9"
    ],
    "Internal Calls": [],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function buyAllAmountForETH(\n        uint256 buy_amt,\n        ERC20 pay_gem,\n        uint256 max_fill_amount\n    ) external returns (uint256 fill) {\n        ERC20(pay_gem).transferFrom(msg.sender, address(this), max_fill_amount); //transfer pay here\n        fill = RubiconMarket(RubiconMarketAddress).buyAllAmount(\n            ERC20(wethAddress),\n            buy_amt,\n            pay_gem,\n            max_fill_amount\n        );\n        WETH9(wethAddress).withdraw(buy_amt); // Fill in WETH\n        msg.sender.transfer(buy_amt); // Return native ETH\n        // Return unspent coins to sender\n        if (max_fill_amount > fill) {\n            ERC20(pay_gem).transfer(msg.sender, max_fill_amount - fill);\n        }\n        return fill;\n    }"
}