{
    "Function": "swap",
    "File": "contracts/RubiconRouter.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "SafeMath",
        "SafeMath",
        "ERC20",
        "SafeMath"
    ],
    "Internal Calls": [
        "_swap"
    ],
    "Library Calls": [
        "div",
        "add",
        "mul"
    ],
    "Low-Level Calls": [],
    "Code": "function swap(\n        uint256 pay_amt,\n        uint256 buy_amt_min,\n        address[] calldata route, // First address is what is being payed, Last address is what is being bought\n        uint256 expectedMarketFeeBPS //20\n    ) public returns (uint256) {\n        //**User must approve this contract first**\n        //transfer needed amount here first\n        ERC20(route[0]).transferFrom(\n            msg.sender,\n            address(this),\n            pay_amt.add(pay_amt.mul(expectedMarketFeeBPS).div(10000)) // Account for expected fee\n        );\n        return\n            _swap(\n                pay_amt,\n                buy_amt_min,\n                route,\n                expectedMarketFeeBPS,\n                msg.sender\n            );\n    }"
}