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Move UUPSUpgradeable to proxy/utils

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(cherry picked from commit b9125001f0)
This commit is contained in:
Hadrien Croubois
2021-04-19 20:44:10 +02:00
parent 2fa86736dd
commit 915109b2c4
4 changed files with 2 additions and 4 deletions
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26
contracts/proxy/utils/UUPSUpgradeable.sol Normal file
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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "../ERC1967/ERC1967Upgrade.sol";
/**
* @dev Base contract for building openzeppelin-upgrades compatible implementations for the {ERC1967Proxy}. It includes
* publicly available upgrade functions that are called by the plugin and by the secure upgrade mechanism to verify
* continuation of the upgradability.
*
* The {_authorizeUpgrade} function MUST be overridden to include access restriction to the upgrade mechanism.
*/
abstract contract UUPSUpgradeable is ERC1967Upgrade {
function upgradeTo(address newImplementation) external virtual {
_authorizeUpgrade(newImplementation);
_upgradeToAndCallSecure(newImplementation, bytes(""), false);
}
function upgradeToAndCall(address newImplementation, bytes memory data) external payable virtual {
_authorizeUpgrade(newImplementation);
_upgradeToAndCallSecure(newImplementation, data, true);
}
function _authorizeUpgrade(address newImplementation) internal virtual;
}