{
    "Function": "tokensReceived",
    "File": "contracts/lib/openzeppelin-contracts/contracts/mocks/ERC777SenderRecipientMock.sol",
    "Parent Contracts": [
        "contracts/lib/openzeppelin-contracts/contracts/utils/introspection/ERC1820Implementer.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/introspection/IERC1820Implementer.sol",
        "contracts/lib/openzeppelin-contracts/contracts/token/ERC777/IERC777Recipient.sol",
        "contracts/lib/openzeppelin-contracts/contracts/token/ERC777/IERC777Sender.sol",
        "contracts/lib/openzeppelin-contracts/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "IERC777",
        "IERC777"
    ],
    "Internal Calls": [
        "revert()",
        "_msgSender"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function tokensReceived(\n        address operator,\n        address from,\n        address to,\n        uint256 amount,\n        bytes calldata userData,\n        bytes calldata operatorData\n    ) external override {\n        if (_shouldRevertReceive) {\n            revert();\n        }\n\n        IERC777 token = IERC777(_msgSender());\n\n        uint256 fromBalance = token.balanceOf(from);\n        // when called due to burn, to will be the zero address, which will have a balance of 0\n        uint256 toBalance = token.balanceOf(to);\n\n        emit TokensReceivedCalled(\n            operator,\n            from,\n            to,\n            amount,\n            userData,\n            operatorData,\n            address(token),\n            fromBalance,\n            toBalance\n        );\n    }"
}