{
    "Function": "transfer",
    "File": "contracts/SavingsAccount/SavingsAccount.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts/utils/ReentrancyGuard.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/proxy/Initializable.sol",
        "contracts/interfaces/ISavingsAccount.sol"
    ],
    "High-Level Calls": [
        "SafeMath",
        "SafeMath",
        "IYield"
    ],
    "Internal Calls": [
        "require(bool,string)"
    ],
    "Library Calls": [
        "sub",
        "add"
    ],
    "Low-Level Calls": [],
    "Code": "function transfer(\n        uint256 _amount,\n        address _token,\n        address _strategy,\n        address _to\n    ) external override returns (uint256) {\n        require(_amount != 0, 'SavingsAccount::transfer zero amount');\n\n        if (_strategy != address(0)) {\n            _amount = IYield(_strategy).getSharesForTokens(_amount, _token);\n        }\n\n        balanceInShares[msg.sender][_token][_strategy] = balanceInShares[msg.sender][_token][_strategy].sub(\n            _amount,\n            'SavingsAccount::transfer insufficient funds'\n        );\n\n        //update receiver's balance\n        balanceInShares[_to][_token][_strategy] = balanceInShares[_to][_token][_strategy].add(_amount);\n\n        emit Transfer(_token, _strategy, msg.sender, _to, _amount);\n\n        return _amount;\n    }"
}