{
    "Function": "depositETH",
    "File": "contracts/operators/Yearn/YearnCurveVaultOperator.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "StakingLPVaultHelpers",
        "ExchangeHelpers",
        "OperatorHelpers",
        "YearnVaultStorage",
        "IWETH",
        "Withdrawer",
        "IERC20"
    ],
    "Internal Calls": [
        "require(bool,string)",
        "require(bool,string)"
    ],
    "Library Calls": [
        "getOutputAmounts",
        "setMaxAllowance",
        "_addLiquidityAndDepositETH"
    ],
    "Low-Level Calls": [],
    "Code": "function depositETH(\n        address vault,\n        uint256 amount,\n        uint256 minVaultAmount\n    ) external payable returns (uint256[] memory amounts, address[] memory tokens) {\n        require(amount != 0, \"YCVO: INVALID_AMOUNT\");\n\n        (address pool, uint96 poolCoinAmount, address lpToken) = operatorStorage.vaults(vault);\n        require(pool != address(0), \"YCVO: INVALID_VAULT\");\n\n        uint256 vaultBalanceBefore = IERC20(vault).balanceOf(address(this));\n        uint256 ethBalanceBefore = weth.balanceOf(address(this));\n\n        ExchangeHelpers.setMaxAllowance(IERC20(address(weth)), address(withdrawer));\n\n        // withdraw ETH from WETH\n        withdrawer.withdraw(amount);\n\n        StakingLPVaultHelpers._addLiquidityAndDepositETH(\n            vault,\n            ICurvePoolETH(pool),\n            IERC20(lpToken),\n            poolCoinAmount,\n            eth,\n            amount\n        );\n\n        (amounts, tokens) = OperatorHelpers.getOutputAmounts(\n            IERC20(address(weth)),\n            ethBalanceBefore,\n            amount,\n            IERC20(vault),\n            vaultBalanceBefore,\n            minVaultAmount\n        );\n    }"
}