.../zhangnan/blockchain/test_merge/node_modules/@openzeppelin/contracts/token/ERC20/ERC20.sol for extracting its imports: ParserError: missing ';' at '{' (158:18)
at getDependencies (/usr/local/lib/node_modules/truffle-flattener/index.js:44:11)
at dependenciesDfs (/usr/local/lib/node_modules/truffle-...
....com/OpenZeppelin/openzeppelin-contracts/blob/release-v4.1/contracts/token/ERC777/ERC777.sol";
contract ERC777 is IERC777Recipient {
//calling the setInterfaceImplementer function on the ERC-1820 registry with the holder address as the address
IERC1820Registry private registry1820= IERC1820Re...