all files / contracts/peripherals/ DustCollector.sol

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
// SPDX-License-Identifier: MIT
 
pragma solidity >=0.8.4 <0.9.0;
 
import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import '@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol';
import '../../contracts/peripherals/Governable.sol';
import '../../interfaces/peripherals/IDustCollector.sol';
 
abstract contract DustCollector is IDustCollector, Governable {
  using SafeERC20 for IERC20;
 
  address internal constant _ETH_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
 
  function sendDust(
    address _token,
    uint256 _amount,
    address _to
  ) external override onlyGovernance {
    if (_to == address(0)) revert ZeroAddress();
    if (_token == _ETH_ADDRESS) {
      payable(_to).transfer(_amount);
    } else {
      IERC20(_token).safeTransfer(_to, _amount);
    }
    emit DustSent(_token, _amount, _to);
  }
}