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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;

contract Multicall {
    struct Call {
        address target;
        bytes callData;
        uint256 gas;
    }

    struct Result {
        bool success;
        bytes returnData;
    }

    function tryAggregate(
        bool requireSuccess,
        Call[] memory calls
    ) public payable returns (Result[] memory returnData) {
        returnData = new Result[](calls.length);
        for (uint256 i = 0; i < calls.length; i++) {
            (bool success, bytes memory ret) = calls[i].target.call{gas: calls[i].gas}(calls[i].callData);

            if (requireSuccess) {
                require(success, "Multicall aggregate: call failed");
            }

            returnData[i] = Result(success, ret);
        }
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

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[{"inputs":[{"internalType":"bool","name":"requireSuccess","type":"bool"},{"components":[{"internalType":"address","name":"target","type":"address"},{"internalType":"bytes","name":"callData","type":"bytes"},{"internalType":"uint256","name":"gas","type":"uint256"}],"internalType":"struct Multicall.Call[]","name":"calls","type":"tuple[]"}],"name":"tryAggregate","outputs":[{"components":[{"internalType":"bool","name":"success","type":"bool"},{"internalType":"bytes","name":"returnData","type":"bytes"}],"internalType":"struct Multicall.Result[]","name":"returnData","type":"tuple[]"}],"stateMutability":"payable","type":"function"}]

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