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- // SPDX-License-Identifier: MIT
- pragma solidity ^0.8.0;
- import "../utils/CountersUpgradeable.sol";
- import "../proxy/utils/Initializable.sol";
- contract CountersImplUpgradeable is Initializable {
- function __CountersImpl_init() internal onlyInitializing {
- }
- function __CountersImpl_init_unchained() internal onlyInitializing {
- }
- using CountersUpgradeable for CountersUpgradeable.Counter;
- CountersUpgradeable.Counter private _counter;
- function current() public view returns (uint256) {
- return _counter.current();
- }
- function increment() public {
- _counter.increment();
- }
- function decrement() public {
- _counter.decrement();
- }
- function reset() public {
- _counter.reset();
- }
- /**
- * @dev 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[49] private __gap;
- }
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