Files
openzeppelin-contracts/contracts/mocks/ClonesMockUpgradeable.sol
2022-01-31 19:54:20 +00:00

50 lines
1.5 KiB
Solidity

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "../proxy/ClonesUpgradeable.sol";
import "../utils/AddressUpgradeable.sol";
import "../proxy/utils/Initializable.sol";
contract ClonesMockUpgradeable is Initializable {
function __ClonesMock_init() internal onlyInitializing {
}
function __ClonesMock_init_unchained() internal onlyInitializing {
}
using AddressUpgradeable for address;
using ClonesUpgradeable for address;
event NewInstance(address instance);
function clone(address implementation, bytes calldata initdata) public payable {
_initAndEmit(implementation.clone(), initdata);
}
function cloneDeterministic(
address implementation,
bytes32 salt,
bytes calldata initdata
) public payable {
_initAndEmit(implementation.cloneDeterministic(salt), initdata);
}
function predictDeterministicAddress(address implementation, bytes32 salt) public view returns (address predicted) {
return implementation.predictDeterministicAddress(salt);
}
function _initAndEmit(address instance, bytes memory initdata) private {
if (initdata.length > 0) {
instance.functionCallWithValue(initdata, msg.value);
}
emit NewInstance(instance);
}
/**
* This empty reserved space is put in place to allow future versions to add new
* variables without shifting down storage in the inheritance chain.
* See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps
*/
uint256[50] private __gap;
}