bjoveski

contract ForwarderFactory {
  function cloneForwarder(address forwarder, uint256 salt)
      public returns (Forwarder clonedForwarder) {
    address clonedAddress = createClone(forwarder, salt);
    Forwarder parentForwarder = Forwarder(forwarder);
    clonedForwarder = Forwarder(clonedAddress);
    clonedForwarder.init(parentForwarder.destination());
  }

  function createClone(address target, uint256 salt) private returns (address result) {

bjoveski

function buildCreate2Address(senderAddress, saltHex, bytecode) {
  return web3.utils.toChecksumAddress(`0x${web3.utils.sha3(`0x${[
    'ff',
    senderAddress,
    saltHex,
    web3.utils.sha3(bytecode)
  ].map(x => x.replace(/0x/, ''))
    .join('')}`).slice(-40)}`);
}

bjoveski

import "./Forwarder.sol";

contract ForwarderFactory {
  function initForwarder(address destination, uint256 salt) public returns (Forwarder forwarder) {
    bytes memory deploymentData = abi.encodePacked(
      type(Forwarder).creationCode,
      uint256(destination)
    );

    assembly {

bjoveski

import "./Forwarder.sol";

contract ForwarderFactory {
  function initForwarder(address destination) public returns (Forwarder forwarder) {
    forwarder = Forwarder.new(destination);
  }
}

bjoveski

contract Forwarder {
  address public destination;

  constructor(address _destination) public {
    destination = _destination;
  }

  function flushERC20(address tokenContractAddress) public {
    IERC20 tokenContract = ERC20(tokenContractAddress);
    uint256 forwarderBalance = tokenContract.balanceOf(address(this));

bjoveski

Keybase proof

I hereby claim:

• I am bjoveski on github.
• I am bojan (https://keybase.io/bojan) on keybase.
• I have a public key whose fingerprint is 64DF DE8A EA00 6E84 3CFE D463 F06E ADBF AAE2 BD23

To claim this, I am signing this object:

bjoveski

Keybase proof

I hereby claim:

• I am bjoveski on github.
• I am bojan (https://keybase.io/bojan) on keybase.
• I have a public key whose fingerprint is 6E35 8251 8933 CEA9 C9D6 D690 5B2A 86D6 3886 90C0

To claim this, I am signing this object: