{
    "Function": "withdrawETH",
    "File": "contracts/mocks/yVault/yVault.sol",
    "Parent Contracts": [
        "contracts/mocks/yVault/yVault.sol",
        "contracts/mocks/yVault/yVault.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "ERC20",
        "SafeMath",
        "SafeMath",
        "IController",
        "WETH",
        "SafeMath",
        "SafeMath",
        "SafeMath",
        "ERC20"
    ],
    "Internal Calls": [
        "balance",
        "totalSupply",
        "_burn"
    ],
    "Library Calls": [
        "sub",
        "div",
        "add",
        "sub",
        "mul"
    ],
    "Low-Level Calls": [],
    "Code": "function withdrawETH(uint256 _shares) public {\n        uint256 r = (balance().mul(_shares)).div(totalSupply());\n        _burn(msg.sender, _shares);\n\n        // Check balance\n        uint256 b = token.balanceOf(address(this));\n        if (b < r) {\n            uint256 _withdraw = r.sub(b);\n            IController(controller).withdraw(address(token), _withdraw);\n            uint256 _after = token.balanceOf(address(this));\n            uint256 _diff = _after.sub(b);\n            if (_diff < _withdraw) {\n                r = b.add(_diff);\n            }\n        }\n\n        WETH(address(token)).withdraw(r);\n        msg.sender.transfer(r);\n    }"
}