creation_sourcecode: {{
    "language": "Solidity",
    "sources": {
      "src/Swapper.sol": {
        "content": "// SPDX-License-Identifier: GPL-3.0-or-later\npragma solidity 0.8.24;\n\nimport { ERC20 } from \"solmate/tokens/ERC20.sol\";\nimport { Owned2Step } from \"./utils/Owned2Step.sol\";\nimport { SafeTransferLib } from \"solmate/utils/SafeTransferLib.sol\";\nimport { Errors } from \"./utils/Errors.sol\";\nimport { Allowance } from \"./utils/Allowance.sol\";\n\n/// @author 0xtekgrinder\n/// @title Swapper contract\n/// @notice Contract to manage swaps using a router/aggregator\ncontract Swapper is Owned2Step {\n    using SafeTransferLib for ERC20;\n\n    /**\n     *  @notice Event emitted when the swap router is updated\n     */\n    event SwapRouterUpdated(address oldSwapRouter, address newSwapRouter);\n    /**\n     *  @notice Event emitted when the token proxy is updated\n     */\n    event TokenTransferAddressUpdated(address oldTokenTransferAddress, address newTokenTransferAddress);\n    /**\n     *  @notice Event emitted when the vault is updated\n     */\n    event VaultUpdated(address oldVault, address newVault);\n\n    /*//////////////////////////////////////////////////////////////\n                            MUTABLE VARIABLES\n    //////////////////////////////////////////////////////////////*/\n\n    /**\n     *  @notice Dex/aggregaor router to call to perform swaps\n     */\n    address public swapRouter;\n    /**\n     * @notice Address to allow to swap tokens\n     */\n    address public tokenTransferAddress;\n    /**\n     * @notice Address of the ERC4626 vault\n     */\n    address public vault;\n\n    /*//////////////////////////////////////////////////////////////\n                               MODIFIERS\n    //////////////////////////////////////////////////////////////*/\n\n    modifier onlyVault() {\n        if (msg.sender != vault) revert Errors.NotVault();\n        _;\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                               CONSTRUCTOR\n    //////////////////////////////////////////////////////////////*/\n\n    constructor(address initialOwner, address initialSwapRouter, address initialTokenTransferAddress)\n        Owned2Step(initialOwner)\n    {\n        if (initialSwapRouter == address(0) || initialTokenTransferAddress == address(0)) revert Errors.ZeroAddress();\n\n        swapRouter = initialSwapRouter;\n        tokenTransferAddress = initialTokenTransferAddress;\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                            ADMIN LOGIC\n    //////////////////////////////////////////////////////////////*/\n\n    /**\n     * @notice Set the dex/aggregator router to call to perform swaps\n     * @param newSwapRouter address of the router\n     * @custom:requires owner\n     */\n    function setSwapRouter(address newSwapRouter) external onlyOwner {\n        if (newSwapRouter == address(0)) revert Errors.ZeroAddress();\n\n        address oldSwapRouter = swapRouter;\n        swapRouter = newSwapRouter;\n\n        emit SwapRouterUpdated(oldSwapRouter, newSwapRouter);\n    }\n\n    /**\n     * @notice Set the token proxy address to allow to swap tokens\n     * @param newTokenTransferAddress address of the token proxy\n     * @custom:requires owner\n     */\n    function setTokenTransferAddress(address newTokenTransferAddress) external onlyOwner {\n        if (newTokenTransferAddress == address(0)) revert Errors.ZeroAddress();\n\n        address oldtokenTransferAddress = tokenTransferAddress;\n        tokenTransferAddress = newTokenTransferAddress;\n\n        emit TokenTransferAddressUpdated(oldtokenTransferAddress, newTokenTransferAddress);\n    }\n\n    /**\n     * @notice Set the vault address\n     * @param newVault address of the vault\n     * @custom:requires owner\n     */\n    function setVault(address newVault) external onlyOwner {\n        if (newVault == address(0)) revert Errors.ZeroAddress();\n\n        address oldVault = vault;\n        vault = newVault;\n\n        emit VaultUpdated(oldVault, newVault);\n    }\n\n    /**\n     * @notice Recover ERC2O tokens in the contract\n     * @dev Recover ERC2O tokens in the contract\n     * @param token Address of the ERC2O token\n     * @return bool: success\n     * @custom:requires owner\n     */\n    function recoverERC20(address token) external onlyOwner returns (bool) {\n        if (token == address(0)) revert Errors.ZeroAddress();\n\n        uint256 amount = ERC20(token).balanceOf(address(this));\n        if (amount == 0) revert Errors.ZeroValue();\n\n        ERC20(token).safeTransfer(owner, amount);\n\n        return true;\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                            SWAP LOGIC\n    //////////////////////////////////////////////////////////////*/\n\n    /**\n     * @notice Swap tokens using the router/aggregator\n     * @dev The calldatas should set the recipient of the tokens to the vault\n     * @param tokens array of tokens to swap\n     * @param callDatas array of bytes to call the router/aggregator\n     */\n    function swap(address[] calldata tokens, bytes[] calldata callDatas) external onlyVault {\n        uint256 length = tokens.length;\n\n        for (uint256 i; i < length;) {\n            address token = tokens[i];\n            Allowance._approveTokenIfNeeded(token, tokenTransferAddress);\n            _performRouterSwap(callDatas[i]);\n            unchecked {\n                ++i;\n            }\n        }\n    }\n\n    /**\n     * @notice Perform the swap using the router/aggregator\n     * @param callData bytes to call the router/aggregator\n     */\n    function _performRouterSwap(bytes calldata callData) internal {\n        (bool success, bytes memory retData) = swapRouter.call(callData);\n\n        if (!success) {\n            if (retData.length != 0) {\n                assembly {\n                    revert(add(32, retData), mload(retData))\n                }\n            }\n            revert Errors.SwapError();\n        }\n    }\n}\n"
      },
      "lib/solmate/src/tokens/ERC20.sol": {
        "content": "// SPDX-License-Identifier: AGPL-3.0-only\npragma solidity >=0.8.0;\n\n/// @notice Modern and gas efficient ERC20 + EIP-2612 implementation.\n/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/tokens/ERC20.sol)\n/// @author Modified from Uniswap (https://github.com/Uniswap/uniswap-v2-core/blob/master/contracts/UniswapV2ERC20.sol)\n/// @dev Do not manually set balances without updating totalSupply, as the sum of all user balances must not exceed it.\nabstract contract ERC20 {\n    /*//////////////////////////////////////////////////////////////\n                                 EVENTS\n    //////////////////////////////////////////////////////////////*/\n\n    event Transfer(address indexed from, address indexed to, uint256 amount);\n\n    event Approval(address indexed owner, address indexed spender, uint256 amount);\n\n    /*//////////////////////////////////////////////////////////////\n                            METADATA STORAGE\n    //////////////////////////////////////////////////////////////*/\n\n    string public name;\n\n    string public symbol;\n\n    uint8 public immutable decimals;\n\n    /*//////////////////////////////////////////////////////////////\n                              ERC20 STORAGE\n    //////////////////////////////////////////////////////////////*/\n\n    uint256 public totalSupply;\n\n    mapping(address => uint256) public balanceOf;\n\n    mapping(address => mapping(address => uint256)) public allowance;\n\n    /*//////////////////////////////////////////////////////////////\n                            EIP-2612 STORAGE\n    //////////////////////////////////////////////////////////////*/\n\n    uint256 internal immutable INITIAL_CHAIN_ID;\n\n    bytes32 internal immutable INITIAL_DOMAIN_SEPARATOR;\n\n    mapping(address => uint256) public nonces;\n\n    /*//////////////////////////////////////////////////////////////\n                               CONSTRUCTOR\n    //////////////////////////////////////////////////////////////*/\n\n    constructor(\n        string memory _name,\n        string memory _symbol,\n        uint8 _decimals\n    ) {\n        name = _name;\n        symbol = _symbol;\n        decimals = _decimals;\n\n        INITIAL_CHAIN_ID = block.chainid;\n        INITIAL_DOMAIN_SEPARATOR = computeDomainSeparator();\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                               ERC20 LOGIC\n    //////////////////////////////////////////////////////////////*/\n\n    function approve(address spender, uint256 amount) public virtual returns (bool) {\n        allowance[msg.sender][spender] = amount;\n\n        emit Approval(msg.sender, spender, amount);\n\n        return true;\n    }\n\n    function transfer(address to, uint256 amount) public virtual returns (bool) {\n        balanceOf[msg.sender] -= amount;\n\n        // Cannot overflow because the sum of all user\n        // balances can't exceed the max uint256 value.\n        unchecked {\n            balanceOf[to] += amount;\n        }\n\n        emit Transfer(msg.sender, to, amount);\n\n        return true;\n    }\n\n    function transferFrom(\n        address from,\n        address to,\n        uint256 amount\n    ) public virtual returns (bool) {\n        uint256 allowed = allowance[from][msg.sender]; // Saves gas for limited approvals.\n\n        if (allowed != type(uint256).max) allowance[from][msg.sender] = allowed - amount;\n\n        balanceOf[from] -= amount;\n\n        // Cannot overflow because the sum of all user\n        // balances can't exceed the max uint256 value.\n        unchecked {\n            balanceOf[to] += amount;\n        }\n\n        emit Transfer(from, to, amount);\n\n        return true;\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                             EIP-2612 LOGIC\n    //////////////////////////////////////////////////////////////*/\n\n    function permit(\n        address owner,\n        address spender,\n        uint256 value,\n        uint256 deadline,\n        uint8 v,\n        bytes32 r,\n        bytes32 s\n    ) public virtual {\n        require(deadline >= block.timestamp, \"PERMIT_DEADLINE_EXPIRED\");\n\n        // Unchecked because the only math done is incrementing\n        // the owner's nonce which cannot realistically overflow.\n        unchecked {\n            address recoveredAddress = ecrecover(\n                keccak256(\n                    abi.encodePacked(\n                        \"\\x19\\x01\",\n                        DOMAIN_SEPARATOR(),\n                        keccak256(\n                            abi.encode(\n                                keccak256(\n                                    \"Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)\"\n                                ),\n                                owner,\n                                spender,\n                                value,\n                                nonces[owner]++,\n                                deadline\n                            )\n                        )\n                    )\n                ),\n                v,\n                r,\n                s\n            );\n\n            require(recoveredAddress != address(0) && recoveredAddress == owner, \"INVALID_SIGNER\");\n\n            allowance[recoveredAddress][spender] = value;\n        }\n\n        emit Approval(owner, spender, value);\n    }\n\n    function DOMAIN_SEPARATOR() public view virtual returns (bytes32) {\n        return block.chainid == INITIAL_CHAIN_ID ? INITIAL_DOMAIN_SEPARATOR : computeDomainSeparator();\n    }\n\n    function computeDomainSeparator() internal view virtual returns (bytes32) {\n        return\n            keccak256(\n                abi.encode(\n                    keccak256(\"EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)\"),\n                    keccak256(bytes(name)),\n                    keccak256(\"1\"),\n                    block.chainid,\n                    address(this)\n                )\n            );\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                        INTERNAL MINT/BURN LOGIC\n    //////////////////////////////////////////////////////////////*/\n\n    function _mint(address to, uint256 amount) internal virtual {\n        totalSupply += amount;\n\n        // Cannot overflow because the sum of all user\n        // balances can't exceed the max uint256 value.\n        unchecked {\n            balanceOf[to] += amount;\n        }\n\n        emit Transfer(address(0), to, amount);\n    }\n\n    function _burn(address from, uint256 amount) internal virtual {\n        balanceOf[from] -= amount;\n\n        // Cannot underflow because a user's balance\n        // will never be larger than the total supply.\n        unchecked {\n            totalSupply -= amount;\n        }\n\n        emit Transfer(from, address(0), amount);\n    }\n}\n"
      },
      "src/utils/Owned2Step.sol": {
        "content": "//SPDX-License-Identifier: MIT\npragma solidity ^0.8.0;\n\nimport { Owned } from \"solmate/auth/Owned.sol\";\n\n/// @author 0xtekgrinder\n/// @title Owned2Step contract\n/// @notice Simple single owner authorization mixin with 2 step transfer ownership\nabstract contract Owned2Step is Owned {\n    /*//////////////////////////////////////////////////////////////\n                                 EVENTS\n    //////////////////////////////////////////////////////////////*/\n\n    event OwnershipTransferStarted(address indexed user, address indexed newOwner);\n\n    /*//////////////////////////////////////////////////////////////\n                            OWNERSHIP STORAGE\n    //////////////////////////////////////////////////////////////*/\n\n    address public pendingOwner;\n\n    /*//////////////////////////////////////////////////////////////\n                               MODIFIERS\n    //////////////////////////////////////////////////////////////*/\n\n    modifier onlyPendingOwner() {\n        require(pendingOwner == msg.sender, \"UNAUTHORIZED\");\n\n        _;\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                               CONSTRUCTOR\n    //////////////////////////////////////////////////////////////*/\n\n    constructor(address _owner) Owned(_owner) { }\n\n    /*//////////////////////////////////////////////////////////////\n                             OWNERSHIP LOGIC\n    //////////////////////////////////////////////////////////////*/\n\n    /**\n     * @dev Starts the ownership transfer of the contract to a new account.\n     * @dev Can only be called by the current owner.\n     */\n    function transferOwnership(address newOwner) public virtual override onlyOwner {\n        pendingOwner = newOwner;\n\n        emit OwnershipTransferStarted(owner, newOwner);\n    }\n\n    /**\n     * @dev The new owner accepts the ownership transfer.\n     */\n    function acceptOwnership() public virtual onlyPendingOwner {\n        delete pendingOwner;\n        super.transferOwnership(msg.sender);\n    }\n}\n"
      },
      "lib/solmate/src/utils/SafeTransferLib.sol": {
        "content": "// SPDX-License-Identifier: AGPL-3.0-only\npragma solidity >=0.8.0;\n\nimport {ERC20} from \"../tokens/ERC20.sol\";\n\n/// @notice Safe ETH and ERC20 transfer library that gracefully handles missing return values.\n/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/SafeTransferLib.sol)\n/// @dev Use with caution! Some functions in this library knowingly create dirty bits at the destination of the free memory pointer.\n/// @dev Note that none of the functions in this library check that a token has code at all! That responsibility is delegated to the caller.\nlibrary SafeTransferLib {\n    /*//////////////////////////////////////////////////////////////\n                             ETH OPERATIONS\n    //////////////////////////////////////////////////////////////*/\n\n    function safeTransferETH(address to, uint256 amount) internal {\n        bool success;\n\n        /// @solidity memory-safe-assembly\n        assembly {\n            // Transfer the ETH and store if it succeeded or not.\n            success := call(gas(), to, amount, 0, 0, 0, 0)\n        }\n\n        require(success, \"ETH_TRANSFER_FAILED\");\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                            ERC20 OPERATIONS\n    //////////////////////////////////////////////////////////////*/\n\n    function safeTransferFrom(\n        ERC20 token,\n        address from,\n        address to,\n        uint256 amount\n    ) internal {\n        bool success;\n\n        /// @solidity memory-safe-assembly\n        assembly {\n            // Get a pointer to some free memory.\n            let freeMemoryPointer := mload(0x40)\n\n            // Write the abi-encoded calldata into memory, beginning with the function selector.\n            mstore(freeMemoryPointer, 0x23b872dd00000000000000000000000000000000000000000000000000000000)\n            mstore(add(freeMemoryPointer, 4), and(from, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the \"from\" argument.\n            mstore(add(freeMemoryPointer, 36), and(to, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the \"to\" argument.\n            mstore(add(freeMemoryPointer, 68), amount) // Append the \"amount\" argument. Masking not required as it's a full 32 byte type.\n\n            success := and(\n                // Set success to whether the call reverted, if not we check it either\n                // returned exactly 1 (can't just be non-zero data), or had no return data.\n                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),\n                // We use 100 because the length of our calldata totals up like so: 4 + 32 * 3.\n                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.\n                // Counterintuitively, this call must be positioned second to the or() call in the\n                // surrounding and() call or else returndatasize() will be zero during the computation.\n                call(gas(), token, 0, freeMemoryPointer, 100, 0, 32)\n            )\n        }\n\n        require(success, \"TRANSFER_FROM_FAILED\");\n    }\n\n    function safeTransfer(\n        ERC20 token,\n        address to,\n        uint256 amount\n    ) internal {\n        bool success;\n\n        /// @solidity memory-safe-assembly\n        assembly {\n            // Get a pointer to some free memory.\n            let freeMemoryPointer := mload(0x40)\n\n            // Write the abi-encoded calldata into memory, beginning with the function selector.\n            mstore(freeMemoryPointer, 0xa9059cbb00000000000000000000000000000000000000000000000000000000)\n            mstore(add(freeMemoryPointer, 4), and(to, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the \"to\" argument.\n            mstore(add(freeMemoryPointer, 36), amount) // Append the \"amount\" argument. Masking not required as it's a full 32 byte type.\n\n            success := and(\n                // Set success to whether the call reverted, if not we check it either\n                // returned exactly 1 (can't just be non-zero data), or had no return data.\n                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),\n                // We use 68 because the length of our calldata totals up like so: 4 + 32 * 2.\n                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.\n                // Counterintuitively, this call must be positioned second to the or() call in the\n                // surrounding and() call or else returndatasize() will be zero during the computation.\n                call(gas(), token, 0, freeMemoryPointer, 68, 0, 32)\n            )\n        }\n\n        require(success, \"TRANSFER_FAILED\");\n    }\n\n    function safeApprove(\n        ERC20 token,\n        address to,\n        uint256 amount\n    ) internal {\n        bool success;\n\n        /// @solidity memory-safe-assembly\n        assembly {\n            // Get a pointer to some free memory.\n            let freeMemoryPointer := mload(0x40)\n\n            // Write the abi-encoded calldata into memory, beginning with the function selector.\n            mstore(freeMemoryPointer, 0x095ea7b300000000000000000000000000000000000000000000000000000000)\n            mstore(add(freeMemoryPointer, 4), and(to, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the \"to\" argument.\n            mstore(add(freeMemoryPointer, 36), amount) // Append the \"amount\" argument. Masking not required as it's a full 32 byte type.\n\n            success := and(\n                // Set success to whether the call reverted, if not we check it either\n                // returned exactly 1 (can't just be non-zero data), or had no return data.\n                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),\n                // We use 68 because the length of our calldata totals up like so: 4 + 32 * 2.\n                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.\n                // Counterintuitively, this call must be positioned second to the or() call in the\n                // surrounding and() call or else returndatasize() will be zero during the computation.\n                call(gas(), token, 0, freeMemoryPointer, 68, 0, 32)\n            )\n        }\n\n        require(success, \"APPROVE_FAILED\");\n    }\n}\n"
      },
      "src/utils/Errors.sol": {
        "content": "//SPDX-License-Identifier: MIT\npragma solidity ^0.8.0;\n\nlibrary Errors {\n    // General errors\n    error ZeroValue();\n    error ZeroAddress();\n    error EmptyArray();\n    error DifferentSizeArrays(uint256 length1, uint256 length2);\n\n    // Swapper errors\n    error SwapError();\n    error NotVault();\n}\n"
      },
      "src/utils/Allowance.sol": {
        "content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.24;\n\nimport { SafeTransferLib } from \"solady/utils/SafeTransferLib.sol\";\nimport { ERC20 } from \"solmate/tokens/ERC20.sol\";\n\nlibrary Allowance {\n    /**\n     * @notice Approve the router/aggregator to spend the token if needed\n     * @param _token address of the token to approve\n     * @param _spender address of the router/aggregator\n     */\n    function _approveTokenIfNeeded(address _token, address _spender) internal {\n        if (ERC20(_token).allowance(address(this), _spender) == 0) {\n            SafeTransferLib.safeApprove(_token, _spender, type(uint256).max);\n        }\n    }\n}\n"
      },
      "lib/solmate/src/auth/Owned.sol": {
        "content": "// SPDX-License-Identifier: AGPL-3.0-only\npragma solidity >=0.8.0;\n\n/// @notice Simple single owner authorization mixin.\n/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/auth/Owned.sol)\nabstract contract Owned {\n    /*//////////////////////////////////////////////////////////////\n                                 EVENTS\n    //////////////////////////////////////////////////////////////*/\n\n    event OwnershipTransferred(address indexed user, address indexed newOwner);\n\n    /*//////////////////////////////////////////////////////////////\n                            OWNERSHIP STORAGE\n    //////////////////////////////////////////////////////////////*/\n\n    address public owner;\n\n    modifier onlyOwner() virtual {\n        require(msg.sender == owner, \"UNAUTHORIZED\");\n\n        _;\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                               CONSTRUCTOR\n    //////////////////////////////////////////////////////////////*/\n\n    constructor(address _owner) {\n        owner = _owner;\n\n        emit OwnershipTransferred(address(0), _owner);\n    }\n\n    /*//////////////////////////////////////////////////////////////\n                             OWNERSHIP LOGIC\n    //////////////////////////////////////////////////////////////*/\n\n    function transferOwnership(address newOwner) public virtual onlyOwner {\n        owner = newOwner;\n\n        emit OwnershipTransferred(msg.sender, newOwner);\n    }\n}\n"
      },
      "lib/solady/src/utils/SafeTransferLib.sol": {
        "content": "// SPDX-License-Identifier: MIT\npragma solidity ^0.8.4;\n\n/// @notice Safe ETH and ERC20 transfer library that gracefully handles missing return values.\n/// @author Solady (https://github.com/vectorized/solady/blob/main/src/utils/SafeTransferLib.sol)\n/// @author Modified from Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/SafeTransferLib.sol)\n/// @author Permit2 operations from (https://github.com/Uniswap/permit2/blob/main/src/libraries/Permit2Lib.sol)\n///\n/// @dev Note:\n/// - For ETH transfers, please use `forceSafeTransferETH` for DoS protection.\n/// - For ERC20s, this implementation won't check that a token has code,\n///   responsibility is delegated to the caller.\nlibrary SafeTransferLib {\n    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/\n    /*                       CUSTOM ERRORS                        */\n    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/\n\n    /// @dev The ETH transfer has failed.\n    error ETHTransferFailed();\n\n    /// @dev The ERC20 `transferFrom` has failed.\n    error TransferFromFailed();\n\n    /// @dev The ERC20 `transfer` has failed.\n    error TransferFailed();\n\n    /// @dev The ERC20 `approve` has failed.\n    error ApproveFailed();\n\n    /// @dev The Permit2 operation has failed.\n    error Permit2Failed();\n\n    /// @dev The Permit2 amount must be less than `2**160 - 1`.\n    error Permit2AmountOverflow();\n\n    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/\n    /*                         CONSTANTS                          */\n    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/\n\n    /// @dev Suggested gas stipend for contract receiving ETH that disallows any storage writes.\n    uint256 internal constant GAS_STIPEND_NO_STORAGE_WRITES = 2300;\n\n    /// @dev Suggested gas stipend for contract receiving ETH to perform a few\n    /// storage reads and writes, but low enough to prevent griefing.\n    uint256 internal constant GAS_STIPEND_NO_GRIEF = 100000;\n\n    /// @dev The unique EIP-712 domain domain separator for the DAI token contract.\n    bytes32 internal constant DAI_DOMAIN_SEPARATOR =\n        0xdbb8cf42e1ecb028be3f3dbc922e1d878b963f411dc388ced501601c60f7c6f7;\n\n    /// @dev The address for the WETH9 contract on Ethereum mainnet.\n    address internal constant WETH9 = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;\n\n    /// @dev The canonical Permit2 address.\n    /// [Github](https://github.com/Uniswap/permit2)\n    /// [Etherscan](https://etherscan.io/address/0x000000000022D473030F116dDEE9F6B43aC78BA3)\n    address internal constant PERMIT2 = 0x000000000022D473030F116dDEE9F6B43aC78BA3;\n\n    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/\n    /*                       ETH OPERATIONS                       */\n    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/\n\n    // If the ETH transfer MUST succeed with a reasonable gas budget, use the force variants.\n    //\n    // The regular variants:\n    // - Forwards all remaining gas to the target.\n    // - Reverts if the target reverts.\n    // - Reverts if the current contract has insufficient balance.\n    //\n    // The force variants:\n    // - Forwards with an optional gas stipend\n    //   (defaults to `GAS_STIPEND_NO_GRIEF`, which is sufficient for most cases).\n    // - If the target reverts, or if the gas stipend is exhausted,\n    //   creates a temporary contract to force send the ETH via `SELFDESTRUCT`.\n    //   Future compatible with `SENDALL`: https://eips.ethereum.org/EIPS/eip-4758.\n    // - Reverts if the current contract has insufficient balance.\n    //\n    // The try variants:\n    // - Forwards with a mandatory gas stipend.\n    // - Instead of reverting, returns whether the transfer succeeded.\n\n    /// @dev Sends `amount` (in wei) ETH to `to`.\n    function safeTransferETH(address to, uint256 amount) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            if iszero(call(gas(), to, amount, codesize(), 0x00, codesize(), 0x00)) {\n                mstore(0x00, 0xb12d13eb) // `ETHTransferFailed()`.\n                revert(0x1c, 0x04)\n            }\n        }\n    }\n\n    /// @dev Sends all the ETH in the current contract to `to`.\n    function safeTransferAllETH(address to) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            // Transfer all the ETH and check if it succeeded or not.\n            if iszero(call(gas(), to, selfbalance(), codesize(), 0x00, codesize(), 0x00)) {\n                mstore(0x00, 0xb12d13eb) // `ETHTransferFailed()`.\n                revert(0x1c, 0x04)\n            }\n        }\n    }\n\n    /// @dev Force sends `amount` (in wei) ETH to `to`, with a `gasStipend`.\n    function forceSafeTransferETH(address to, uint256 amount, uint256 gasStipend) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            if lt(selfbalance(), amount) {\n                mstore(0x00, 0xb12d13eb) // `ETHTransferFailed()`.\n                revert(0x1c, 0x04)\n            }\n            if iszero(call(gasStipend, to, amount, codesize(), 0x00, codesize(), 0x00)) {\n                mstore(0x00, to) // Store the address in scratch space.\n                mstore8(0x0b, 0x73) // Opcode `PUSH20`.\n                mstore8(0x20, 0xff) // Opcode `SELFDESTRUCT`.\n                if iszero(create(amount, 0x0b, 0x16)) { revert(codesize(), codesize()) } // For gas estimation.\n            }\n        }\n    }\n\n    /// @dev Force sends all the ETH in the current contract to `to`, with a `gasStipend`.\n    function forceSafeTransferAllETH(address to, uint256 gasStipend) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            if iszero(call(gasStipend, to, selfbalance(), codesize(), 0x00, codesize(), 0x00)) {\n                mstore(0x00, to) // Store the address in scratch space.\n                mstore8(0x0b, 0x73) // Opcode `PUSH20`.\n                mstore8(0x20, 0xff) // Opcode `SELFDESTRUCT`.\n                if iszero(create(selfbalance(), 0x0b, 0x16)) { revert(codesize(), codesize()) } // For gas estimation.\n            }\n        }\n    }\n\n    /// @dev Force sends `amount` (in wei) ETH to `to`, with `GAS_STIPEND_NO_GRIEF`.\n    function forceSafeTransferETH(address to, uint256 amount) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            if lt(selfbalance(), amount) {\n                mstore(0x00, 0xb12d13eb) // `ETHTransferFailed()`.\n                revert(0x1c, 0x04)\n            }\n            if iszero(call(GAS_STIPEND_NO_GRIEF, to, amount, codesize(), 0x00, codesize(), 0x00)) {\n                mstore(0x00, to) // Store the address in scratch space.\n                mstore8(0x0b, 0x73) // Opcode `PUSH20`.\n                mstore8(0x20, 0xff) // Opcode `SELFDESTRUCT`.\n                if iszero(create(amount, 0x0b, 0x16)) { revert(codesize(), codesize()) } // For gas estimation.\n            }\n        }\n    }\n\n    /// @dev Force sends all the ETH in the current contract to `to`, with `GAS_STIPEND_NO_GRIEF`.\n    function forceSafeTransferAllETH(address to) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            // forgefmt: disable-next-item\n            if iszero(call(GAS_STIPEND_NO_GRIEF, to, selfbalance(), codesize(), 0x00, codesize(), 0x00)) {\n                mstore(0x00, to) // Store the address in scratch space.\n                mstore8(0x0b, 0x73) // Opcode `PUSH20`.\n                mstore8(0x20, 0xff) // Opcode `SELFDESTRUCT`.\n                if iszero(create(selfbalance(), 0x0b, 0x16)) { revert(codesize(), codesize()) } // For gas estimation.\n            }\n        }\n    }\n\n    /// @dev Sends `amount` (in wei) ETH to `to`, with a `gasStipend`.\n    function trySafeTransferETH(address to, uint256 amount, uint256 gasStipend)\n        internal\n        returns (bool success)\n    {\n        /// @solidity memory-safe-assembly\n        assembly {\n            success := call(gasStipend, to, amount, codesize(), 0x00, codesize(), 0x00)\n        }\n    }\n\n    /// @dev Sends all the ETH in the current contract to `to`, with a `gasStipend`.\n    function trySafeTransferAllETH(address to, uint256 gasStipend)\n        internal\n        returns (bool success)\n    {\n        /// @solidity memory-safe-assembly\n        assembly {\n            success := call(gasStipend, to, selfbalance(), codesize(), 0x00, codesize(), 0x00)\n        }\n    }\n\n    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/\n    /*                      ERC20 OPERATIONS                      */\n    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/\n\n    /// @dev Sends `amount` of ERC20 `token` from `from` to `to`.\n    /// Reverts upon failure.\n    ///\n    /// The `from` account must have at least `amount` approved for\n    /// the current contract to manage.\n    function safeTransferFrom(address token, address from, address to, uint256 amount) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            let m := mload(0x40) // Cache the free memory pointer.\n            mstore(0x60, amount) // Store the `amount` argument.\n            mstore(0x40, to) // Store the `to` argument.\n            mstore(0x2c, shl(96, from)) // Store the `from` argument.\n            mstore(0x0c, 0x23b872dd000000000000000000000000) // `transferFrom(address,address,uint256)`.\n            // Perform the transfer, reverting upon failure.\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    or(eq(mload(0x00), 1), iszero(returndatasize())), // Returned 1 or nothing.\n                    call(gas(), token, 0, 0x1c, 0x64, 0x00, 0x20)\n                )\n            ) {\n                mstore(0x00, 0x7939f424) // `TransferFromFailed()`.\n                revert(0x1c, 0x04)\n            }\n            mstore(0x60, 0) // Restore the zero slot to zero.\n            mstore(0x40, m) // Restore the free memory pointer.\n        }\n    }\n\n    /// @dev Sends `amount` of ERC20 `token` from `from` to `to`.\n    ///\n    /// The `from` account must have at least `amount` approved for the current contract to manage.\n    function trySafeTransferFrom(address token, address from, address to, uint256 amount)\n        internal\n        returns (bool success)\n    {\n        /// @solidity memory-safe-assembly\n        assembly {\n            let m := mload(0x40) // Cache the free memory pointer.\n            mstore(0x60, amount) // Store the `amount` argument.\n            mstore(0x40, to) // Store the `to` argument.\n            mstore(0x2c, shl(96, from)) // Store the `from` argument.\n            mstore(0x0c, 0x23b872dd000000000000000000000000) // `transferFrom(address,address,uint256)`.\n            success :=\n                and( // The arguments of `and` are evaluated from right to left.\n                    or(eq(mload(0x00), 1), iszero(returndatasize())), // Returned 1 or nothing.\n                    call(gas(), token, 0, 0x1c, 0x64, 0x00, 0x20)\n                )\n            mstore(0x60, 0) // Restore the zero slot to zero.\n            mstore(0x40, m) // Restore the free memory pointer.\n        }\n    }\n\n    /// @dev Sends all of ERC20 `token` from `from` to `to`.\n    /// Reverts upon failure.\n    ///\n    /// The `from` account must have their entire balance approved for the current contract to manage.\n    function safeTransferAllFrom(address token, address from, address to)\n        internal\n        returns (uint256 amount)\n    {\n        /// @solidity memory-safe-assembly\n        assembly {\n            let m := mload(0x40) // Cache the free memory pointer.\n            mstore(0x40, to) // Store the `to` argument.\n            mstore(0x2c, shl(96, from)) // Store the `from` argument.\n            mstore(0x0c, 0x70a08231000000000000000000000000) // `balanceOf(address)`.\n            // Read the balance, reverting upon failure.\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    gt(returndatasize(), 0x1f), // At least 32 bytes returned.\n                    staticcall(gas(), token, 0x1c, 0x24, 0x60, 0x20)\n                )\n            ) {\n                mstore(0x00, 0x7939f424) // `TransferFromFailed()`.\n                revert(0x1c, 0x04)\n            }\n            mstore(0x00, 0x23b872dd) // `transferFrom(address,address,uint256)`.\n            amount := mload(0x60) // The `amount` is already at 0x60. We'll need to return it.\n            // Perform the transfer, reverting upon failure.\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    or(eq(mload(0x00), 1), iszero(returndatasize())), // Returned 1 or nothing.\n                    call(gas(), token, 0, 0x1c, 0x64, 0x00, 0x20)\n                )\n            ) {\n                mstore(0x00, 0x7939f424) // `TransferFromFailed()`.\n                revert(0x1c, 0x04)\n            }\n            mstore(0x60, 0) // Restore the zero slot to zero.\n            mstore(0x40, m) // Restore the free memory pointer.\n        }\n    }\n\n    /// @dev Sends `amount` of ERC20 `token` from the current contract to `to`.\n    /// Reverts upon failure.\n    function safeTransfer(address token, address to, uint256 amount) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            mstore(0x14, to) // Store the `to` argument.\n            mstore(0x34, amount) // Store the `amount` argument.\n            mstore(0x00, 0xa9059cbb000000000000000000000000) // `transfer(address,uint256)`.\n            // Perform the transfer, reverting upon failure.\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    or(eq(mload(0x00), 1), iszero(returndatasize())), // Returned 1 or nothing.\n                    call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)\n                )\n            ) {\n                mstore(0x00, 0x90b8ec18) // `TransferFailed()`.\n                revert(0x1c, 0x04)\n            }\n            mstore(0x34, 0) // Restore the part of the free memory pointer that was overwritten.\n        }\n    }\n\n    /// @dev Sends all of ERC20 `token` from the current contract to `to`.\n    /// Reverts upon failure.\n    function safeTransferAll(address token, address to) internal returns (uint256 amount) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            mstore(0x00, 0x70a08231) // Store the function selector of `balanceOf(address)`.\n            mstore(0x20, address()) // Store the address of the current contract.\n            // Read the balance, reverting upon failure.\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    gt(returndatasize(), 0x1f), // At least 32 bytes returned.\n                    staticcall(gas(), token, 0x1c, 0x24, 0x34, 0x20)\n                )\n            ) {\n                mstore(0x00, 0x90b8ec18) // `TransferFailed()`.\n                revert(0x1c, 0x04)\n            }\n            mstore(0x14, to) // Store the `to` argument.\n            amount := mload(0x34) // The `amount` is already at 0x34. We'll need to return it.\n            mstore(0x00, 0xa9059cbb000000000000000000000000) // `transfer(address,uint256)`.\n            // Perform the transfer, reverting upon failure.\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    or(eq(mload(0x00), 1), iszero(returndatasize())), // Returned 1 or nothing.\n                    call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)\n                )\n            ) {\n                mstore(0x00, 0x90b8ec18) // `TransferFailed()`.\n                revert(0x1c, 0x04)\n            }\n            mstore(0x34, 0) // Restore the part of the free memory pointer that was overwritten.\n        }\n    }\n\n    /// @dev Sets `amount` of ERC20 `token` for `to` to manage on behalf of the current contract.\n    /// Reverts upon failure.\n    function safeApprove(address token, address to, uint256 amount) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            mstore(0x14, to) // Store the `to` argument.\n            mstore(0x34, amount) // Store the `amount` argument.\n            mstore(0x00, 0x095ea7b3000000000000000000000000) // `approve(address,uint256)`.\n            // Perform the approval, reverting upon failure.\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    or(eq(mload(0x00), 1), iszero(returndatasize())), // Returned 1 or nothing.\n                    call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)\n                )\n            ) {\n                mstore(0x00, 0x3e3f8f73) // `ApproveFailed()`.\n                revert(0x1c, 0x04)\n            }\n            mstore(0x34, 0) // Restore the part of the free memory pointer that was overwritten.\n        }\n    }\n\n    /// @dev Sets `amount` of ERC20 `token` for `to` to manage on behalf of the current contract.\n    /// If the initial attempt to approve fails, attempts to reset the approved amount to zero,\n    /// then retries the approval again (some tokens, e.g. USDT, requires this).\n    /// Reverts upon failure.\n    function safeApproveWithRetry(address token, address to, uint256 amount) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            mstore(0x14, to) // Store the `to` argument.\n            mstore(0x34, amount) // Store the `amount` argument.\n            mstore(0x00, 0x095ea7b3000000000000000000000000) // `approve(address,uint256)`.\n            // Perform the approval, retrying upon failure.\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    or(eq(mload(0x00), 1), iszero(returndatasize())), // Returned 1 or nothing.\n                    call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)\n                )\n            ) {\n                mstore(0x34, 0) // Store 0 for the `amount`.\n                mstore(0x00, 0x095ea7b3000000000000000000000000) // `approve(address,uint256)`.\n                pop(call(gas(), token, 0, 0x10, 0x44, codesize(), 0x00)) // Reset the approval.\n                mstore(0x34, amount) // Store back the original `amount`.\n                // Retry the approval, reverting upon failure.\n                if iszero(\n                    and(\n                        or(eq(mload(0x00), 1), iszero(returndatasize())), // Returned 1 or nothing.\n                        call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)\n                    )\n                ) {\n                    mstore(0x00, 0x3e3f8f73) // `ApproveFailed()`.\n                    revert(0x1c, 0x04)\n                }\n            }\n            mstore(0x34, 0) // Restore the part of the free memory pointer that was overwritten.\n        }\n    }\n\n    /// @dev Returns the amount of ERC20 `token` owned by `account`.\n    /// Returns zero if the `token` does not exist.\n    function balanceOf(address token, address account) internal view returns (uint256 amount) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            mstore(0x14, account) // Store the `account` argument.\n            mstore(0x00, 0x70a08231000000000000000000000000) // `balanceOf(address)`.\n            amount :=\n                mul( // The arguments of `mul` are evaluated from right to left.\n                    mload(0x20),\n                    and( // The arguments of `and` are evaluated from right to left.\n                        gt(returndatasize(), 0x1f), // At least 32 bytes returned.\n                        staticcall(gas(), token, 0x10, 0x24, 0x20, 0x20)\n                    )\n                )\n        }\n    }\n\n    /// @dev Sends `amount` of ERC20 `token` from `from` to `to`.\n    /// If the initial attempt fails, try to use Permit2 to transfer the token.\n    /// Reverts upon failure.\n    ///\n    /// The `from` account must have at least `amount` approved for the current contract to manage.\n    function safeTransferFrom2(address token, address from, address to, uint256 amount) internal {\n        if (!trySafeTransferFrom(token, from, to, amount)) {\n            permit2TransferFrom(token, from, to, amount);\n        }\n    }\n\n    /// @dev Sends `amount` of ERC20 `token` from `from` to `to` via Permit2.\n    /// Reverts upon failure.\n    function permit2TransferFrom(address token, address from, address to, uint256 amount)\n        internal\n    {\n        /// @solidity memory-safe-assembly\n        assembly {\n            let m := mload(0x40)\n            mstore(add(m, 0x74), shr(96, shl(96, token)))\n            mstore(add(m, 0x54), amount)\n            mstore(add(m, 0x34), to)\n            mstore(add(m, 0x20), shl(96, from))\n            // `transferFrom(address,address,uint160,address)`.\n            mstore(m, 0x36c78516000000000000000000000000)\n            let p := mul(PERMIT2, iszero(shr(160, amount)))\n            if iszero(mul(call(gas(), p, 0, add(m, 0x10), 0x84, codesize(), 0x00), extcodesize(p)))\n            {\n                mstore(0x00, 0x7939f4248757f0fd) // `TransferFromFailed()` or `Permit2AmountOverflow()`.\n                revert(add(0x18, shl(2, iszero(p))), 0x04)\n            }\n        }\n    }\n\n    /// @dev Permit a user to spend a given amount of\n    /// another user's tokens via native EIP-2612 permit if possible, falling\n    /// back to Permit2 if native permit fails or is not implemented on the token.\n    function permit2(\n        address token,\n        address owner,\n        address spender,\n        uint256 amount,\n        uint256 deadline,\n        uint8 v,\n        bytes32 r,\n        bytes32 s\n    ) internal {\n        bool success;\n        /// @solidity memory-safe-assembly\n        assembly {\n            for {} shl(96, xor(token, WETH9)) {} {\n                mstore(0x00, 0x3644e515) // `DOMAIN_SEPARATOR()`.\n                if iszero(\n                    and( // The arguments of `and` are evaluated from right to left.\n                        lt(iszero(mload(0x00)), eq(returndatasize(), 0x20)), // Returns 1 non-zero word.\n                        // Gas stipend to limit gas burn for tokens that don't refund gas when\n                        // an non-existing function is called. 5K should be enough for a SLOAD.\n                        staticcall(5000, token, 0x1c, 0x04, 0x00, 0x20)\n                    )\n                ) { break }\n                let m := mload(0x40)\n                mstore(add(m, 0x34), spender)\n                mstore(add(m, 0x20), shl(96, owner))\n                mstore(add(m, 0x74), deadline)\n                if eq(mload(0x00), DAI_DOMAIN_SEPARATOR) {\n                    mstore(0x14, owner)\n                    mstore(0x00, 0x7ecebe00000000000000000000000000) // `nonces(address)`.\n                    mstore(add(m, 0x94), staticcall(gas(), token, 0x10, 0x24, add(m, 0x54), 0x20))\n                    mstore(m, 0x8fcbaf0c000000000000000000000000) // `IDAIPermit.permit`.\n                    // `nonces` is already at `add(m, 0x54)`.\n                    // `1` is already stored at `add(m, 0x94)`.\n                    mstore(add(m, 0xb4), and(0xff, v))\n                    mstore(add(m, 0xd4), r)\n                    mstore(add(m, 0xf4), s)\n                    success := call(gas(), token, 0, add(m, 0x10), 0x104, codesize(), 0x00)\n                    break\n                }\n                mstore(m, 0xd505accf000000000000000000000000) // `IERC20Permit.permit`.\n                mstore(add(m, 0x54), amount)\n                mstore(add(m, 0x94), and(0xff, v))\n                mstore(add(m, 0xb4), r)\n                mstore(add(m, 0xd4), s)\n                success := call(gas(), token, 0, add(m, 0x10), 0xe4, codesize(), 0x00)\n                break\n            }\n        }\n        if (!success) simplePermit2(token, owner, spender, amount, deadline, v, r, s);\n    }\n\n    /// @dev Simple permit on the Permit2 contract.\n    function simplePermit2(\n        address token,\n        address owner,\n        address spender,\n        uint256 amount,\n        uint256 deadline,\n        uint8 v,\n        bytes32 r,\n        bytes32 s\n    ) internal {\n        /// @solidity memory-safe-assembly\n        assembly {\n            let m := mload(0x40)\n            mstore(m, 0x927da105) // `allowance(address,address,address)`.\n            {\n                let addressMask := shr(96, not(0))\n                mstore(add(m, 0x20), and(addressMask, owner))\n                mstore(add(m, 0x40), and(addressMask, token))\n                mstore(add(m, 0x60), and(addressMask, spender))\n                mstore(add(m, 0xc0), and(addressMask, spender))\n            }\n            let p := mul(PERMIT2, iszero(shr(160, amount)))\n            if iszero(\n                and( // The arguments of `and` are evaluated from right to left.\n                    gt(returndatasize(), 0x5f), // Returns 3 words: `amount`, `expiration`, `nonce`.\n                    staticcall(gas(), p, add(m, 0x1c), 0x64, add(m, 0x60), 0x60)\n                )\n            ) {\n                mstore(0x00, 0x6b836e6b8757f0fd) // `Permit2Failed()` or `Permit2AmountOverflow()`.\n                revert(add(0x18, shl(2, iszero(p))), 0x04)\n            }\n            mstore(m, 0x2b67b570) // `Permit2.permit` (PermitSingle variant).\n            // `owner` is already `add(m, 0x20)`.\n            // `token` is already at `add(m, 0x40)`.\n            mstore(add(m, 0x60), amount)\n            mstore(add(m, 0x80), 0xffffffffffff) // `expiration = type(uint48).max`.\n            // `nonce` is already at `add(m, 0xa0)`.\n            // `spender` is already at `add(m, 0xc0)`.\n            mstore(add(m, 0xe0), deadline)\n            mstore(add(m, 0x100), 0x100) // `signature` offset.\n            mstore(add(m, 0x120), 0x41) // `signature` length.\n            mstore(add(m, 0x140), r)\n            mstore(add(m, 0x160), s)\n            mstore(add(m, 0x180), shl(248, v))\n            if iszero(call(gas(), p, 0, add(m, 0x1c), 0x184, codesize(), 0x00)) {\n                mstore(0x00, 0x6b836e6b) // `Permit2Failed()`.\n                revert(0x1c, 0x04)\n            }\n        }\n    }\n}\n"
      }
    },
    "settings": {
      "remappings": [
        "ds-test/=lib/solmate/lib/ds-test/src/",
        "forge-std/=lib/forge-std/src/",
        "openzeppelin-contracts/=lib/openzeppelin-contracts/contracts/",
        "solmate/=lib/solmate/src/",
        "solady/=lib/solady/src/",
        "vote-flywheel/=lib/Vote-Flywheel/contracts/",
        "warlord/=lib/Warlord/src/",
        "src/=src/",
        "test/=test/",
        "@ensdomains/=lib/Vote-Flywheel/node_modules/@ensdomains/",
        "@nomiclabs/=/",
        "@openzeppelin/=lib/Vote-Flywheel/node_modules/@openzeppelin/contracts/",
        "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
        "@solidity-parser/=/",
        "Vote-Flywheel/=lib/Vote-Flywheel/contracts/",
        "Warlord/=lib/Warlord/",
        "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
        "eth-gas-reporter/=lib/Vote-Flywheel/node_modules/eth-gas-reporter/",
        "hardhat/=lib/Vote-Flywheel/node_modules/hardhat/",
        "interfaces/=lib/Warlord/src/interfaces/",
        "mocks/=lib/Warlord/test/mocks/",
        "openzeppelin/=lib/Warlord/lib/openzeppelin-contracts/contracts/",
        "solgen/=lib/Warlord/lib/solidity-generators/src/",
        "solidity-generators/=lib/Warlord/lib/solidity-generators/src/",
        "utils/=lib/Warlord/src/utils/"
      ],
      "optimizer": {
        "enabled": true,
        "runs": 1000
      },
      "metadata": {
        "useLiteralContent": false,
        "bytecodeHash": "none",
        "appendCBOR": true
      },
      "outputSelection": {
        "*": {
          "*": [
            "evm.bytecode",
            "evm.deployedBytecode",
            "devdoc",
            "userdoc",
            "metadata",
            "abi"
          ]
        }
      },
      "evmVersion": "paris",
      "viaIR": false,
      "libraries": {}
    }
  }}