{
    "Function": "_swapSupportingFeeOnTransferTokens",
    "File": "contracts/mocks/MockUniswapV2Router.sol",
    "Parent Contracts": [
        "contracts/interfaces/external/uniswap/IUniswapV2Router02.sol",
        "contracts/interfaces/external/uniswap/IUniswapV2Router01.sol"
    ],
    "High-Level Calls": [
        "IUniswapV2Pair",
        "IUniswapV2Pair",
        "UniswapV2Library",
        "IERC20",
        "UniswapV2Library",
        "UniswapV2Library",
        "SafeMath",
        "UniswapV2Library"
    ],
    "Internal Calls": [],
    "Library Calls": [
        "sub",
        "pairFor",
        "getAmountOut",
        "sortTokens",
        "pairFor"
    ],
    "Low-Level Calls": [],
    "Code": "function _swapSupportingFeeOnTransferTokens(\n        address[] memory path,\n        address _to\n    ) internal virtual {\n        for (uint256 i; i < path.length - 1; i++) {\n            (address input, address output) = (path[i], path[i + 1]);\n            (address token0, ) = UniswapV2Library.sortTokens(input, output);\n            IUniswapV2Pair pair = IUniswapV2Pair(\n                UniswapV2Library.pairFor(factory, input, output)\n            );\n            uint256 amountInput;\n            uint256 amountOutput;\n            {\n                // scope to avoid stack too deep errors\n                (uint256 reserve0, uint256 reserve1, ) = pair.getReserves();\n                (uint256 reserveInput, uint256 reserveOutput) = input == token0\n                    ? (reserve0, reserve1)\n                    : (reserve1, reserve0);\n                amountInput = IERC20(input).balanceOf(address(pair)).sub(\n                    reserveInput\n                );\n                amountOutput = UniswapV2Library.getAmountOut(\n                    amountInput,\n                    reserveInput,\n                    reserveOutput\n                );\n            }\n            (uint256 amount0Out, uint256 amount1Out) = input == token0\n                ? (uint256(0), amountOutput)\n                : (amountOutput, uint256(0));\n            address to = i < path.length - 2\n                ? UniswapV2Library.pairFor(factory, output, path[i + 2])\n                : _to;\n            pair.swap(amount0Out, amount1Out, to, new bytes(0));\n        }\n    }"
}