@sushiswap/sushiswap
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{
"language": "Solidity",
"sources": {
"contracts/Multicall2.sol": {
"content": "// SPDX-License-Identifier: MIT\n\npragma solidity >=0.5.0;\npragma experimental ABIEncoderV2;\n\ninterface ArbSys {\n /**\n * @notice Get Arbitrum block number (distinct from L1 block number; Arbitrum genesis block has block number 0)\n * @return block number as int\n */ \n function arbBlockNumber() external view returns (uint);\n}\n\n/// @title Multicall2 - Aggregate results from multiple read-only function calls\n/// @author Michael Elliot <mike@makerdao.com>\n/// @author Joshua Levine <joshua@makerdao.com>\n/// @author Nick Johnson <arachnid@notdot.net>\n\ncontract Multicall2 {\n struct Call {\n address target;\n bytes callData;\n }\n struct Result {\n bool success;\n bytes returnData;\n }\n\n function aggregate(Call[] memory calls) public returns (uint256 blockNumber, bytes[] memory returnData) {\n blockNumber = ArbSys(address(100)).arbBlockNumber();\n returnData = new bytes[](calls.length);\n for(uint256 i = 0; i < calls.length; i++) {\n (bool success, bytes memory ret) = calls[i].target.call(calls[i].callData);\n require(success, \"Multicall aggregate: call failed\");\n returnData[i] = ret;\n }\n }\n function blockAndAggregate(Call[] memory calls) public returns (uint256 blockNumber, bytes32 blockHash, Result[] memory returnData) {\n (blockNumber, blockHash, returnData) = tryBlockAndAggregate(true, calls);\n }\n function getBlockHash(uint256 blockNumber) public view returns (bytes32 blockHash) {\n blockHash = blockhash(blockNumber);\n }\n function getBlockNumber() public view returns (uint256 blockNumber) {\n blockNumber = ArbSys(address(100)).arbBlockNumber();\n }\n function getCurrentBlockCoinbase() public view returns (address coinbase) {\n coinbase = block.coinbase;\n }\n function getCurrentBlockDifficulty() public view returns (uint256 difficulty) {\n difficulty = block.difficulty;\n }\n function getCurrentBlockGasLimit() public view returns (uint256 gaslimit) {\n gaslimit = block.gaslimit;\n }\n function getCurrentBlockTimestamp() public view returns (uint256 timestamp) {\n timestamp = block.timestamp;\n }\n function getEthBalance(address addr) public view returns (uint256 balance) {\n balance = addr.balance;\n }\n function getLastBlockHash() public view returns (bytes32 blockHash) {\n blockHash = blockhash(ArbSys(address(100)).arbBlockNumber() - 1);\n }\n function tryAggregate(bool requireSuccess, Call[] memory calls) public returns (Result[] memory returnData) {\n returnData = new Result[](calls.length);\n for(uint256 i = 0; i < calls.length; i++) {\n (bool success, bytes memory ret) = calls[i].target.call(calls[i].callData);\n\n if (requireSuccess) {\n require(success, \"Multicall2 aggregate: call failed\");\n }\n\n returnData[i] = Result(success, ret);\n }\n }\n function tryBlockAndAggregate(bool requireSuccess, Call[] memory calls) public returns (uint256 blockNumber, bytes32 blockHash, Result[] memory returnData) {\n blockNumber = ArbSys(address(100)).arbBlockNumber();\n blockHash = blockhash(ArbSys(address(100)).arbBlockNumber());\n returnData = tryAggregate(requireSuccess, calls);\n }\n}"
}
},
"settings": {
"optimizer": {
"enabled": true,
"runs": 200
},
"outputSelection": {
"*": {
"*": [
"abi",
"evm.bytecode",
"evm.deployedBytecode",
"evm.methodIdentifiers",
"metadata",
"devdoc",
"userdoc",
"storageLayout",
"evm.gasEstimates"
],
"": ["ast"]
}
},
"metadata": {
"useLiteralContent": true
},
"libraries": {
"": {
"__CACHE_BREAKER__": "0x00000000d41867734bbee4c6863d9255b2b06ac1"
}
}
}
}