{
    "Function": "_transferFrom",
    "File": "contracts/lybra/token/LBR.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts/token/ERC20/ERC20.sol",
        "node_modules/@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol",
        "node_modules/@openzeppelin/contracts/token/ERC20/IERC20.sol",
        "contracts/OFT/BaseOFTV2.sol",
        "contracts/OFT/IOFTV2.sol",
        "contracts/OFT/ICommonOFT.sol",
        "node_modules/@openzeppelin/contracts/utils/introspection/ERC165.sol",
        "node_modules/@openzeppelin/contracts/utils/introspection/IERC165.sol",
        "contracts/OFT/OFTCoreV2.sol",
        "contracts/OFT/lzApp/NonblockingLzApp.sol",
        "contracts/OFT/lzApp/LzApp.sol",
        "contracts/OFT/interfaces/ILayerZeroUserApplicationConfig.sol",
        "contracts/OFT/interfaces/ILayerZeroReceiver.sol",
        "node_modules/@openzeppelin/contracts/access/Ownable.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "_msgSender",
        "_spendAllowance",
        "_transfer"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function _transferFrom(address _from, address _to, uint _amount) internal virtual override returns (uint) {\n        address spender = _msgSender();\n        // if transfer from this contract, no need to check allowance\n        if (_from != address(this) && _from != spender)\n            _spendAllowance(_from, spender, _amount);\n        _transfer(_from, _to, _amount);\n        return _amount;\n    }"
}