// SPDX-License-Identifier: MIT pragma solidity ^0.8.19; import {IERC1155Receiver} from "../../token/ERC1155/IERC1155Receiver.sol"; import {ERC165} from "../../utils/introspection/ERC165.sol"; contract ERC1155ReceiverMock is ERC165, IERC1155Receiver { enum RevertType { None, RevertWithoutMessage, RevertWithMessage, RevertWithCustomError, Panic } bytes4 private immutable _recRetval; bytes4 private immutable _batRetval; RevertType private immutable _error; event Received(address operator, address from, uint256 id, uint256 value, bytes data, uint256 gas); event BatchReceived(address operator, address from, uint256[] ids, uint256[] values, bytes data, uint256 gas); error CustomError(bytes4); constructor(bytes4 recRetval, bytes4 batRetval, RevertType error) { _recRetval = recRetval; _batRetval = batRetval; _error = error; } function onERC1155Received( address operator, address from, uint256 id, uint256 value, bytes calldata data ) external returns (bytes4) { if (_error == RevertType.RevertWithoutMessage) { revert(); } else if (_error == RevertType.RevertWithMessage) { revert("ERC1155ReceiverMock: reverting on receive"); } else if (_error == RevertType.RevertWithCustomError) { revert CustomError(_recRetval); } else if (_error == RevertType.Panic) { uint256 a = uint256(0) / uint256(0); a; } emit Received(operator, from, id, value, data, gasleft()); return _recRetval; } function onERC1155BatchReceived( address operator, address from, uint256[] calldata ids, uint256[] calldata values, bytes calldata data ) external returns (bytes4) { if (_error == RevertType.RevertWithoutMessage) { revert(); } else if (_error == RevertType.RevertWithMessage) { revert("ERC1155ReceiverMock: reverting on batch receive"); } else if (_error == RevertType.RevertWithCustomError) { revert CustomError(_recRetval); } else if (_error == RevertType.Panic) { uint256 a = uint256(0) / uint256(0); a; } emit BatchReceived(operator, from, ids, values, data, gasleft()); return _batRetval; } }