Skip to content

Inline common access control checks into unchecked helpers #745

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
mijinummi merged 1 commit into from
Jul 29, 2026
Merged

Inline common access control checks into unchecked helpers #745

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
39 changes: 39 additions & 0 deletions contracts/access/GasGuardAccess.sol
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,39 @@
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

abstract contract GasGuardAccess {
address public owner;
address public pendingOwner;

error Unauthorized();
error ZeroAddress();
error AlreadySet();

event OwnershipTransferStarted(address indexed from, address indexed to);

constructor(address owner_) {
if (owner_ == address(0)) revert ZeroAddress();
owner = owner_;
}

function _checkOwner() internal view {
if (msg.sender != owner) revert Unauthorized();
}

modifier onlyOwner() {
_checkOwner();
_;
}

function transferOwnership(address newOwner) external onlyOwner {
if (newOwner == address(0)) revert ZeroAddress();
pendingOwner = newOwner;
emit OwnershipTransferStarted(owner, newOwner);
}

function acceptOwnership() external {
if (msg.sender != pendingOwner) revert Unauthorized();
owner = pendingOwner;
pendingOwner = address(0);
}
}
Loading