32 lines
935 B
Solidity
32 lines
935 B
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.0;
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import "../utils/CheckpointsUpgradeable.sol";
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import "../proxy/utils/Initializable.sol";
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contract CheckpointsImplUpgradeable is Initializable {
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function __CheckpointsImpl_init() internal onlyInitializing {
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__CheckpointsImpl_init_unchained();
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}
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function __CheckpointsImpl_init_unchained() internal onlyInitializing {
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}
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using CheckpointsUpgradeable for CheckpointsUpgradeable.History;
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CheckpointsUpgradeable.History private _totalCheckpoints;
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function latest() public view returns (uint256) {
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return _totalCheckpoints.latest();
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}
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function getAtBlock(uint256 blockNumber) public view returns (uint256) {
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return _totalCheckpoints.getAtBlock(blockNumber);
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}
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function push(uint256 value) public returns (uint256, uint256) {
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return _totalCheckpoints.push(value);
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}
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uint256[49] private __gap;
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}
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