// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC1820Implementer.sol) pragma solidity ^0.8.0; /** * @dev Interface for an ERC1820 implementer, as defined in the * https://eips.ethereum.org/EIPS/eip-1820#interface-implementation-erc1820implementerinterface[EIP]. * Used by contracts that will be registered as implementers in the * {IERC1820Registry}. */ interface IERC1820Implementer { /** * @dev Returns a special value (`ERC1820_ACCEPT_MAGIC`) if this contract * implements `interfaceHash` for `account`. * * See {IERC1820Registry-setInterfaceImplementer}. */ function canImplementInterfaceForAddress(bytes32 interfaceHash, address account) external view returns (bytes32); }