Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: GNU AGPLv3
pragma solidity ^0.8.6;

import "solmate/src/utils/SafeTransferLib.sol";
import "openzeppelin-solidity/contracts/token/ERC20/IERC20.sol";
import "openzeppelin-solidity/contracts/utils/cryptography/MerkleProof.sol";
import "openzeppelin-solidity/contracts/access/Ownable.sol";
import "./Utils.sol";

interface IWrapped is IERC20 {
    function withdraw(uint256 amount) external;
}

/// Cumulative Merkle distributor that supports claiming native chain currency via unwrapping.
/// @author Euler developers, modified by Morpho developers, modified by ParaSwap developers
contract CumulativeMerkleDistributor is Ownable {
    using SafeTransferLib for ERC20;

    /// STORAGE ///

    ERC20 public immutable TOKEN;
    bytes32 public currRoot; // The merkle tree's root of the current rewards distribution.
    bytes32 public prevRoot; // The merkle tree's root of the previous rewards distribution.
    mapping(address => uint256) public claimed; // The rewards already claimed. account -> amount.
    bool public isWrappedNative;

    /// EVENTS ///

    /// @notice Emitted when the root is updated.
    /// @param newRoot The new merkle's tree root.
    event RootUpdated(bytes32 newRoot);

    /// @notice Emitted when tokens are withdrawn.
    /// @param to The address of the recipient.
    /// @param amount The amount of tokens withdrawn.
    /// @param isNative Amount sent as native or wrapped
    event Withdrawn(address to, uint256 amount, bool isNative);

    /// @notice Emitted when an account claims rewards.
    /// @param account The address of the claimer.
    /// @param amount The amount of rewards claimed.
    /// @param isNative Rewards sent as native or wrapped
    event RewardsClaimed(address account, uint256 amount, bool isNative);

    /// ERRORS ///

    /// @notice Thrown when the proof is invalid or expired.
    error ProofInvalidOrExpired();

    /// @notice Thrown when the claimer has already claimed the rewards.
    error AlreadyClaimed();

    /// @notice throw when trying to claim native while not supported
    error NativeNotSupported();

    /// CONSTRUCTOR ///

    /// @notice Constructs RewardsDistributor contract.
    /// @param _token The address of the token to distribute.
    constructor(address _token, bool _isWrappedNative) {
        TOKEN = ERC20(_token);
        isWrappedNative = _isWrappedNative;
    }

    /// EXTERNAL ///

    /// @notice Updates the current merkle tree's root.
    /// @param _newRoot The new merkle tree's root.
    function updateRoot(bytes32 _newRoot) external onlyOwner {
        prevRoot = currRoot;
        currRoot = _newRoot;
        emit RootUpdated(_newRoot);
    }

    /// @notice Withdraws tokens to a recipient.
    /// @param _to The address of the recipient.
    /// @param _amount The amount of tokens to transfer.
    function withdrawTokens(address _to, uint256 _amount) external onlyOwner {
        uint256 tokenBalance = TOKEN.balanceOf(address(this));
        uint256 toWithdraw = tokenBalance < _amount ? tokenBalance : _amount;
        TOKEN.safeTransfer(_to, toWithdraw);
        emit Withdrawn(_to, toWithdraw, false);
    }

    /// @notice Withdraws native to a recipient.
    /// @param _to The address of the recipient.
    /// @param _amount The amount of tokens to transfer.
    function withdrawNative(address _to, uint256 _amount) external onlyOwner {
        if (isWrappedNative != true) {
            revert NativeNotSupported();
        }

        uint256 nativeBalance = address(this).balance;
        uint256 toWithdraw = nativeBalance < _amount ? nativeBalance : _amount;
        Utils.transferETH(payable(_to), toWithdraw);
        emit Withdrawn(_to, toWithdraw, true);
    }

    /// @notice Claims rewards.
    /// @param _account The address of the claimer.
    /// @param _claimable The overall claimable amount of token rewards.
    /// @param _proof The merkle proof that validates this claim.
    function _claim(
        address _account,
        uint256 _claimable,
        bytes32[] calldata _proof
    ) private returns (uint256) {
        bytes32 candidateRoot = MerkleProof.processProof(_proof, keccak256(abi.encodePacked(_account, _claimable)));
        if (candidateRoot != currRoot && candidateRoot != prevRoot) revert ProofInvalidOrExpired();

        uint256 alreadyClaimed = claimed[_account];
        if (_claimable <= alreadyClaimed) revert AlreadyClaimed();

        uint256 amount;
        unchecked {
            amount = _claimable - alreadyClaimed;
        }

        claimed[_account] = _claimable;

        return amount;
    }

    /// @notice Claims rewards.
    /// @param _account The address of the claimer.
    /// @param _claimable The overall claimable amount of token rewards.
    /// @param _proof The merkle proof that validates this claim.
    function claim(
        address _account,
        uint256 _claimable,
        bytes32[] calldata _proof
    ) external {
        uint256 amount = _claim(_account, _claimable, _proof);
        TOKEN.safeTransfer(_account, amount);

        emit RewardsClaimed(_account, amount, false);
    }

    /// @notice Claims rewards.
    /// @param _account The address of the claimer.
    /// @param _claimable The overall claimable amount of token rewards in native token.
    /// @param _proof The merkle proof that validates this claim.
    function claimNative(
        address _account,
        uint256 _claimable,
        bytes32[] calldata _proof
    ) external {
        if (isWrappedNative != true) {
            revert NativeNotSupported();
        }

        uint256 amount = _claim(_account, _claimable, _proof);
        IWrapped(address(TOKEN)).withdraw(amount);
        Utils.transferETH(payable(_account), amount);

        emit RewardsClaimed(_account, amount, true);
    }

    receive() external payable {}
}

pragma solidity 0.8.6;

import "openzeppelin-solidity/contracts/token/ERC20/IERC20.sol";
import "openzeppelin-solidity/contracts/token/ERC20/extensions/draft-IERC20Permit.sol";

error PermitFailed();
error TransferEthFailed();

library Utils {
    function permit(IERC20 token, bytes memory permit) internal {
        if (permit.length == 32 * 7) {
            (bool success, ) = address(token).call(abi.encodePacked(IERC20Permit.permit.selector, permit));
            if (!success) {
                revert PermitFailed();
            }
        }
    }

    function transferETH(address payable destination, uint256 amount) internal {
        if (amount > 0) {
            (bool result, ) = destination.call{ value: amount }("");
            if (!result) {
                revert TransferEthFailed();
            }
        }
    }
}

// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity >=0.8.0;

import {ERC20} from "../tokens/ERC20.sol";

/// @notice Safe ETH and ERC20 transfer library that gracefully handles missing return values.
/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/SafeTransferLib.sol)
/// @dev Use with caution! Some functions in this library knowingly create dirty bits at the destination of the free memory pointer.
/// @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.
library SafeTransferLib {
    /*//////////////////////////////////////////////////////////////
                             ETH OPERATIONS
    //////////////////////////////////////////////////////////////*/

    function safeTransferETH(address to, uint256 amount) internal {
        bool success;

        assembly {
            // Transfer the ETH and store if it succeeded or not.
            success := call(gas(), to, amount, 0, 0, 0, 0)
        }

        require(success, "ETH_TRANSFER_FAILED");
    }

    /*//////////////////////////////////////////////////////////////
                            ERC20 OPERATIONS
    //////////////////////////////////////////////////////////////*/

    function safeTransferFrom(
        ERC20 token,
        address from,
        address to,
        uint256 amount
    ) internal {
        bool success;

        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0x23b872dd00000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), from) // Append the "from" argument.
            mstore(add(freeMemoryPointer, 36), to) // Append the "to" argument.
            mstore(add(freeMemoryPointer, 68), amount) // Append the "amount" argument.

            success := and(
                // Set success to whether the call reverted, if not we check it either
                // returned exactly 1 (can't just be non-zero data), or had no return data.
                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),
                // We use 100 because the length of our calldata totals up like so: 4 + 32 * 3.
                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
                // Counterintuitively, this call must be positioned second to the or() call in the
                // surrounding and() call or else returndatasize() will be zero during the computation.
                call(gas(), token, 0, freeMemoryPointer, 100, 0, 32)
            )
        }

        require(success, "TRANSFER_FROM_FAILED");
    }

    function safeTransfer(
        ERC20 token,
        address to,
        uint256 amount
    ) internal {
        bool success;

        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0xa9059cbb00000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), to) // Append the "to" argument.
            mstore(add(freeMemoryPointer, 36), amount) // Append the "amount" argument.

            success := and(
                // Set success to whether the call reverted, if not we check it either
                // returned exactly 1 (can't just be non-zero data), or had no return data.
                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),
                // We use 68 because the length of our calldata totals up like so: 4 + 32 * 2.
                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
                // Counterintuitively, this call must be positioned second to the or() call in the
                // surrounding and() call or else returndatasize() will be zero during the computation.
                call(gas(), token, 0, freeMemoryPointer, 68, 0, 32)
            )
        }

        require(success, "TRANSFER_FAILED");
    }

    function safeApprove(
        ERC20 token,
        address to,
        uint256 amount
    ) internal {
        bool success;

        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0x095ea7b300000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), to) // Append the "to" argument.
            mstore(add(freeMemoryPointer, 36), amount) // Append the "amount" argument.

            success := and(
                // Set success to whether the call reverted, if not we check it either
                // returned exactly 1 (can't just be non-zero data), or had no return data.
                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),
                // We use 68 because the length of our calldata totals up like so: 4 + 32 * 2.
                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
                // Counterintuitively, this call must be positioned second to the or() call in the
                // surrounding and() call or else returndatasize() will be zero during the computation.
                call(gas(), token, 0, freeMemoryPointer, 68, 0, 32)
            )
        }

        require(success, "APPROVE_FAILED");
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) external returns (bool);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (utils/cryptography/MerkleProof.sol)

pragma solidity ^0.8.0;

/**
 * @dev These functions deal with verification of Merkle Trees proofs.
 *
 * The proofs can be generated using the JavaScript library
 * https://github.com/miguelmota/merkletreejs[merkletreejs].
 * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled.
 *
 * See `test/utils/cryptography/MerkleProof.test.js` for some examples.
 *
 * WARNING: You should avoid using leaf values that are 64 bytes long prior to
 * hashing, or use a hash function other than keccak256 for hashing leaves.
 * This is because the concatenation of a sorted pair of internal nodes in
 * the merkle tree could be reinterpreted as a leaf value.
 */
library MerkleProof {
    /**
     * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree
     * defined by `root`. For this, a `proof` must be provided, containing
     * sibling hashes on the branch from the leaf to the root of the tree. Each
     * pair of leaves and each pair of pre-images are assumed to be sorted.
     */
    function verify(
        bytes32[] memory proof,
        bytes32 root,
        bytes32 leaf
    ) internal pure returns (bool) {
        return processProof(proof, leaf) == root;
    }

    /**
     * @dev Returns the rebuilt hash obtained by traversing a Merkle tree up
     * from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt
     * hash matches the root of the tree. When processing the proof, the pairs
     * of leafs & pre-images are assumed to be sorted.
     *
     * _Available since v4.4._
     */
    function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) {
        bytes32 computedHash = leaf;
        for (uint256 i = 0; i < proof.length; i++) {
            bytes32 proofElement = proof[i];
            if (computedHash <= proofElement) {
                // Hash(current computed hash + current element of the proof)
                computedHash = _efficientHash(computedHash, proofElement);
            } else {
                // Hash(current element of the proof + current computed hash)
                computedHash = _efficientHash(proofElement, computedHash);
            }
        }
        return computedHash;
    }

    function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) {
        assembly {
            mstore(0x00, a)
            mstore(0x20, b)
            value := keccak256(0x00, 0x40)
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
 * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
 *
 * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
 * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
 * need to send a transaction, and thus is not required to hold Ether at all.
 */
interface IERC20Permit {
    /**
     * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
     * given ``owner``'s signed approval.
     *
     * IMPORTANT: The same issues {IERC20-approve} has related to transaction
     * ordering also apply here.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `deadline` must be a timestamp in the future.
     * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
     * over the EIP712-formatted function arguments.
     * - the signature must use ``owner``'s current nonce (see {nonces}).
     *
     * For more information on the signature format, see the
     * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
     * section].
     */
    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;

    /**
     * @dev Returns the current nonce for `owner`. This value must be
     * included whenever a signature is generated for {permit}.
     *
     * Every successful call to {permit} increases ``owner``'s nonce by one. This
     * prevents a signature from being used multiple times.
     */
    function nonces(address owner) external view returns (uint256);

    /**
     * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
     */
    // solhint-disable-next-line func-name-mixedcase
    function DOMAIN_SEPARATOR() external view returns (bytes32);
}

// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity >=0.8.0;

/// @notice Modern and gas efficient ERC20 + EIP-2612 implementation.
/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/tokens/ERC20.sol)
/// @author Modified from Uniswap (https://github.com/Uniswap/uniswap-v2-core/blob/master/contracts/UniswapV2ERC20.sol)
/// @dev Do not manually set balances without updating totalSupply, as the sum of all user balances must not exceed it.
abstract contract ERC20 {
    /*//////////////////////////////////////////////////////////////
                                 EVENTS
    //////////////////////////////////////////////////////////////*/

    event Transfer(address indexed from, address indexed to, uint256 amount);

    event Approval(address indexed owner, address indexed spender, uint256 amount);

    /*//////////////////////////////////////////////////////////////
                            METADATA STORAGE
    //////////////////////////////////////////////////////////////*/

    string public name;

    string public symbol;

    uint8 public immutable decimals;

    /*//////////////////////////////////////////////////////////////
                              ERC20 STORAGE
    //////////////////////////////////////////////////////////////*/

    uint256 public totalSupply;

    mapping(address => uint256) public balanceOf;

    mapping(address => mapping(address => uint256)) public allowance;

    /*//////////////////////////////////////////////////////////////
                            EIP-2612 STORAGE
    //////////////////////////////////////////////////////////////*/

    uint256 internal immutable INITIAL_CHAIN_ID;

    bytes32 internal immutable INITIAL_DOMAIN_SEPARATOR;

    mapping(address => uint256) public nonces;

    /*//////////////////////////////////////////////////////////////
                               CONSTRUCTOR
    //////////////////////////////////////////////////////////////*/

    constructor(
        string memory _name,
        string memory _symbol,
        uint8 _decimals
    ) {
        name = _name;
        symbol = _symbol;
        decimals = _decimals;

        INITIAL_CHAIN_ID = block.chainid;
        INITIAL_DOMAIN_SEPARATOR = computeDomainSeparator();
    }

    /*//////////////////////////////////////////////////////////////
                               ERC20 LOGIC
    //////////////////////////////////////////////////////////////*/

    function approve(address spender, uint256 amount) public virtual returns (bool) {
        allowance[msg.sender][spender] = amount;

        emit Approval(msg.sender, spender, amount);

        return true;
    }

    function transfer(address to, uint256 amount) public virtual returns (bool) {
        balanceOf[msg.sender] -= amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(msg.sender, to, amount);

        return true;
    }

    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) public virtual returns (bool) {
        uint256 allowed = allowance[from][msg.sender]; // Saves gas for limited approvals.

        if (allowed != type(uint256).max) allowance[from][msg.sender] = allowed - amount;

        balanceOf[from] -= amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(from, to, amount);

        return true;
    }

    /*//////////////////////////////////////////////////////////////
                             EIP-2612 LOGIC
    //////////////////////////////////////////////////////////////*/

    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) public virtual {
        require(deadline >= block.timestamp, "PERMIT_DEADLINE_EXPIRED");

        // Unchecked because the only math done is incrementing
        // the owner's nonce which cannot realistically overflow.
        unchecked {
            address recoveredAddress = ecrecover(
                keccak256(
                    abi.encodePacked(
                        "\x19\x01",
                        DOMAIN_SEPARATOR(),
                        keccak256(
                            abi.encode(
                                keccak256(
                                    "Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)"
                                ),
                                owner,
                                spender,
                                value,
                                nonces[owner]++,
                                deadline
                            )
                        )
                    )
                ),
                v,
                r,
                s
            );

            require(recoveredAddress != address(0) && recoveredAddress == owner, "INVALID_SIGNER");

            allowance[recoveredAddress][spender] = value;
        }

        emit Approval(owner, spender, value);
    }

    function DOMAIN_SEPARATOR() public view virtual returns (bytes32) {
        return block.chainid == INITIAL_CHAIN_ID ? INITIAL_DOMAIN_SEPARATOR : computeDomainSeparator();
    }

    function computeDomainSeparator() internal view virtual returns (bytes32) {
        return
            keccak256(
                abi.encode(
                    keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"),
                    keccak256(bytes(name)),
                    keccak256("1"),
                    block.chainid,
                    address(this)
                )
            );
    }

    /*//////////////////////////////////////////////////////////////
                        INTERNAL MINT/BURN LOGIC
    //////////////////////////////////////////////////////////////*/

    function _mint(address to, uint256 amount) internal virtual {
        totalSupply += amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(address(0), to, amount);
    }

    function _burn(address from, uint256 amount) internal virtual {
        balanceOf[from] -= amount;

        // Cannot underflow because a user's balance
        // will never be larger than the total supply.
        unchecked {
            totalSupply -= amount;
        }

        emit Transfer(from, address(0), amount);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 100000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_token","type":"address"},{"internalType":"bool","name":"_isWrappedNative","type":"bool"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadyClaimed","type":"error"},{"inputs":[],"name":"NativeNotSupported","type":"error"},{"inputs":[],"name":"ProofInvalidOrExpired","type":"error"},{"inputs":[],"name":"TransferEthFailed","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"bool","name":"isNative","type":"bool"}],"name":"RewardsClaimed","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes32","name":"newRoot","type":"bytes32"}],"name":"RootUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"bool","name":"isNative","type":"bool"}],"name":"Withdrawn","type":"event"},{"inputs":[],"name":"TOKEN","outputs":[{"internalType":"contract ERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"},{"internalType":"uint256","name":"_claimable","type":"uint256"},{"internalType":"bytes32[]","name":"_proof","type":"bytes32[]"}],"name":"claim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"},{"internalType":"uint256","name":"_claimable","type":"uint256"},{"internalType":"bytes32[]","name":"_proof","type":"bytes32[]"}],"name":"claimNative","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"claimed","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"currRoot","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isWrappedNative","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"prevRoot","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_newRoot","type":"bytes32"}],"name":"updateRoot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdrawNative","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdrawTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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

000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc20000000000000000000000000000000000000000000000000000000000000001

-----Decoded View---------------
Arg [0] : _token (address): 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
Arg [1] : _isWrappedNative (bool): True

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000001