// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

contract GasProbe {
    function probe(address target, bytes memory data) external view returns (uint256 gasUsed, bool ok, bytes memory ret) {
        uint256 before = gasleft();
        (ok, ret) = target.staticcall(data);
        gasUsed = before - gasleft();
    }
}