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// SPDX-License-Identifier: GPL-2.0-or-later | ||
pragma solidity ^0.8.0; | ||
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/// Mock Arbitrum syscall contract | ||
contract MockArbSys { | ||
uint256 _blockNumber; | ||
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/// @dev helper function to set the block number | ||
function setBlockNumber(uint256 blockNumber) external { | ||
_blockNumber = blockNumber; | ||
} | ||
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/// @notice returns the block number | ||
function arbBlockNumber() external view returns (uint256) { | ||
return _blockNumber; | ||
} | ||
} |