{
    "Function": "swap",
    "File": "contracts/adapters/vaults/CurveGaugeAdapter.sol",
    "Parent Contracts": [
        "contracts/interfaces/IRewardsAdapter.sol",
        "contracts/adapters/BaseAdapter.sol",
        "contracts/interfaces/IBaseAdapter.sol"
    ],
    "High-Level Calls": [
        "SafeERC20",
        "ICurveGauge",
        "ICurveGauge",
        "ICurveAddressProvider",
        "IERC20",
        "SafeERC20",
        "SafeERC20",
        "ICurveGauge",
        "ICurveRegistry",
        "ICurveGauge",
        "SafeERC20"
    ],
    "Internal Calls": [
        "require(bool,string)",
        "require(bool,string)",
        "require(bool,string)",
        "require(bool,string)"
    ],
    "Library Calls": [
        "safeApprove",
        "safeTransferFrom",
        "safeTransferFrom",
        "safeTransfer"
    ],
    "Low-Level Calls": [],
    "Code": "function swap(\n        uint256 amount,\n        uint256 expected,\n        address tokenIn,\n        address tokenOut,\n        address from,\n        address to\n    ) public override {\n        require(tokenIn != tokenOut, \"Tokens cannot match\");\n        ICurveRegistry curveRegistry = ICurveRegistry(addressProvider.get_registry());\n        if (curveRegistry.get_pool_from_lp_token(tokenIn) != address(0)) { //Assume tokenOut is gauge contract\n            ICurveGauge gauge = ICurveGauge(tokenOut);\n            require(gauge.lp_token() == tokenIn, \"Incompatible\");\n            if (from != address(this))\n                IERC20(tokenIn).safeTransferFrom(from, address(this), amount);\n            IERC20(tokenIn).safeApprove(tokenOut, amount);\n            gauge.deposit(amount, address(this));\n        } else { //Assume tokenIn is gauge contract\n            ICurveGauge gauge = ICurveGauge(tokenIn);\n            require(gauge.lp_token() == tokenOut, \"Incompatible\");\n            if (from != address(this))\n                IERC20(tokenIn).safeTransferFrom(from, address(this), amount);\n            gauge.withdraw(amount);\n        }\n        uint256 received = IERC20(tokenOut).balanceOf(address(this));\n        require(received >= expected, \"Insufficient tokenOut amount\");\n        if (to != address(this))\n            IERC20(tokenOut).safeTransfer(to, received);\n    }"
}