@yearn-mechanics/yswaps

{ "address": "0x711d1D8E8B2b468c92c202127A2BBFEFC14bf105", "abi": [ { "inputs": [ { "internalType": "address", "name": "_governor", "type": "address" }, { "internalType": "address", "name": "_tradeFactory", "type": "address" } ], "stateMutability": "nonpayable", "type": "constructor" }, { "inputs": [], "name": "CallOnlyOptimizationRequired", "type": "error" }, { "inputs": [], "name": "MultiCallRevert", "type": "error" }, { "inputs": [], "name": "NotAuthorized", "type": "error" }, { "inputs": [], "name": "ZeroAddress", "type": "error" }, { "inputs": [], "name": "ZeroAmount", "type": "error" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "_to", "type": "address" }, { "indexed": false, "internalType": "address", "name": "token", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "amount", "type": "uint256" } ], "name": "DustSent", "type": "event" }, { "anonymous": false, "inputs": [], "name": "GovernorAccepted", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "pendingGovernor", "type": "address" } ], "name": "PendingGovernorSet", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "_tradeFactory", "type": "address" } ], "name": "TradeFactorySet", "type": "event" }, { "stateMutability": "payable", "type": "fallback" }, { "inputs": [], "name": "ETH_ADDRESS", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "SWAPPER_TYPE", "outputs": [ { "internalType": "enum ISwapper.SwapperType", "name": "", "type": "uint8" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "acceptGovernor", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "governor", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_account", "type": "address" } ], "name": "isGovernor", "outputs": [ { "internalType": "bool", "name": "_isGovernor", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "pendingGovernor", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_to", "type": "address" }, { "internalType": "address", "name": "_token", "type": "address" }, { "internalType": "uint256", "name": "_amount", "type": "uint256" } ], "name": "sendDust", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_pendingGovernor", "type": "address" } ], "name": "setPendingGovernor", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_tradeFactory", "type": "address" } ], "name": "setTradeFactory", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_receiver", "type": "address" }, { "internalType": "address", "name": "_tokenIn", "type": "address" }, { "internalType": "address", "name": "_tokenOut", "type": "address" }, { "internalType": "uint256", "name": "_amountIn", "type": "uint256" }, { "internalType": "uint256", "name": "_minAmountOut", "type": "uint256" }, { "internalType": "bytes", "name": "_data", "type": "bytes" } ], "name": "swap", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes", "name": "_data", "type": "bytes" } ], "name": "swapMultiple", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "tradeFactory", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "stateMutability": "payable", "type": "receive" } ], "transactionHash": "0xe6a90143759c2d55a4656776fa7faa3b5b532a2a01bff1f69df92111ed52609f", "receipt": { "to": null, "from": "0xB82193725471dC7bfaAB1a3AB93c7b42963F3265", "contractAddress": "0x711d1D8E8B2b468c92c202127A2BBFEFC14bf105", "transactionIndex": 73, "gasUsed": "1081888", "logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", "blockHash": "0x5ce2d7fb82abd24b9d83db8e80552f0c04c28293d6227c93a82cbc78ed8e17e1", "transactionHash": "0xe6a90143759c2d55a4656776fa7faa3b5b532a2a01bff1f69df92111ed52609f", "logs": [], "blockNumber": 14212420, "cumulativeGasUsed": "5593887", "status": 1, "byzantium": true }, "args": [ "0xFEB4acf3df3cDEA7399794D0869ef76A6EfAff52", "0x7BAF843e06095f68F4990Ca50161C2C4E4e01ec6" ], "solcInputHash": "31202e0b67ad97ac4e890af4089ca6d1", "metadata": "{\"compiler\":{\"version\":\"0.8.9+commit.e5eed63a\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_governor\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_tradeFactory\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"inputs\":[],\"name\":\"CallOnlyOptimizationRequired\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"MultiCallRevert\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"NotAuthorized\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"ZeroAddress\",\"type\":\"error\"},{\"inputs\":[],\"name\":\"ZeroAmount\",\"type\":\"error\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"DustSent\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[],\"name\":\"GovernorAccepted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"pendingGovernor\",\"type\":\"address\"}],\"name\":\"PendingGovernorSet\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"_tradeFactory\",\"type\":\"address\"}],\"name\":\"TradeFactorySet\",\"type\":\"event\"},{\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"inputs\":[],\"name\":\"ETH_ADDRESS\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"SWAPPER_TYPE\",\"outputs\":[{\"internalType\":\"enum ISwapper.SwapperType\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"acceptGovernor\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"governor\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_account\",\"type\":\"address\"}],\"name\":\"isGovernor\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"_isGovernor\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"pendingGovernor\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"sendDust\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_pendingGovernor\",\"type\":\"address\"}],\"name\":\"setPendingGovernor\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_tradeFactory\",\"type\":\"address\"}],\"name\":\"setTradeFactory\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_receiver\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_tokenIn\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_tokenOut\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amountIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_minAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"swap\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"swapMultiple\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"tradeFactory\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}],\"devdoc\":{\"kind\":\"dev\",\"methods\":{},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"contracts/swappers/async/MultiCallOptimizedSwapper.sol\":\"MultiCallOptimizedSwapper\"},\"evmVersion\":\"london\",\"libraries\":{\":__CACHE_BREAKER__\":\"0x00000000d41867734bbee4c6863d9255b2b06ac1\"},\"metadata\":{\"bytecodeHash\":\"ipfs\",\"useLiteralContent\":true},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/token/ERC20/IERC20.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n\\npragma solidity ^0.8.0;\\n\\n/**\\n * @dev Interface of the ERC20 standard as defined in the EIP.\\n */\\ninterface IERC20 {\\n /**\\n * @dev Returns the amount of tokens in existence.\\n */\\n function totalSupply() external view returns (uint256);\\n\\n /**\\n * @dev Returns the amount of tokens owned by `account`.\\n */\\n function balanceOf(address account) external view returns (uint256);\\n\\n /**\\n * @dev Moves `amount` tokens from the caller's account to `recipient`.\\n *\\n * Returns a boolean value indicating whether the operation succeeded.\\n *\\n * Emits a {Transfer} event.\\n */\\n function transfer(address recipient, uint256 amount) external returns (bool);\\n\\n /**\\n * @dev Returns the remaining number of tokens that `spender` will be\\n * allowed to spend on behalf of `owner` through {transferFrom}. This is\\n * zero by default.\\n *\\n * This value changes when {approve} or {transferFrom} are called.\\n */\\n function allowance(address owner, address spender) external view returns (uint256);\\n\\n /**\\n * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.\\n *\\n * Returns a boolean value indicating whether the operation succeeded.\\n *\\n * IMPORTANT: Beware that changing an allowance with this method brings the risk\\n * that someone may use both the old and the new allowance by unfortunate\\n * transaction ordering. One possible solution to mitigate this race\\n * condition is to first reduce the spender's allowance to 0 and set the\\n * desired value afterwards:\\n * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729\\n *\\n * Emits an {Approval} event.\\n */\\n function approve(address spender, uint256 amount) external returns (bool);\\n\\n /**\\n * @dev Moves `amount` tokens from `sender` to `recipient` using the\\n * allowance mechanism. `amount` is then deducted from the caller's\\n * allowance.\\n *\\n * Returns a boolean value indicating whether the operation succeeded.\\n *\\n * Emits a {Transfer} event.\\n */\\n function transferFrom(\\n address sender,\\n address recipient,\\n uint256 amount\\n ) external returns (bool);\\n\\n /**\\n * @dev Emitted when `value` tokens are moved from one account (`from`) to\\n * another (`to`).\\n *\\n * Note that `value` may be zero.\\n */\\n event Transfer(address indexed from, address indexed to, uint256 value);\\n\\n /**\\n * @dev Emitted when the allowance of a `spender` for an `owner` is set by\\n * a call to {approve}. `value` is the new allowance.\\n */\\n event Approval(address indexed owner, address indexed spender, uint256 value);\\n}\\n\",\"keccak256\":\"0x027b891937d20ccf213fdb9c31531574256de774bda99d3a70ecef6e1913ed2a\",\"license\":\"MIT\"},\"@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n\\npragma solidity ^0.8.0;\\n\\nimport \\\"../IERC20.sol\\\";\\nimport \\\"../../../utils/Address.sol\\\";\\n\\n/**\\n * @title SafeERC20\\n * @dev Wrappers around ERC20 operations that throw on failure (when the token\\n * contract returns false). Tokens that return no value (and instead revert or\\n * throw on failure) are also supported, non-reverting calls are assumed to be\\n * successful.\\n * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,\\n * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.\\n */\\nlibrary SafeERC20 {\\n using Address for address;\\n\\n function safeTransfer(\\n IERC20 token,\\n address to,\\n uint256 value\\n ) internal {\\n _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));\\n }\\n\\n function safeTransferFrom(\\n IERC20 token,\\n address from,\\n address to,\\n uint256 value\\n ) internal {\\n _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));\\n }\\n\\n /**\\n * @dev Deprecated. This function has issues similar to the ones found in\\n * {IERC20-approve}, and its usage is discouraged.\\n *\\n * Whenever possible, use {safeIncreaseAllowance} and\\n * {safeDecreaseAllowance} instead.\\n */\\n function safeApprove(\\n IERC20 token,\\n address spender,\\n uint256 value\\n ) internal {\\n // safeApprove should only be called when setting an initial allowance,\\n // or when resetting it to zero. To increase and decrease it, use\\n // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'\\n require(\\n (value == 0) || (token.allowance(address(this), spender) == 0),\\n \\\"SafeERC20: approve from non-zero to non-zero allowance\\\"\\n );\\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));\\n }\\n\\n function safeIncreaseAllowance(\\n IERC20 token,\\n address spender,\\n uint256 value\\n ) internal {\\n uint256 newAllowance = token.allowance(address(this), spender) + value;\\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));\\n }\\n\\n function safeDecreaseAllowance(\\n IERC20 token,\\n address spender,\\n uint256 value\\n ) internal {\\n unchecked {\\n uint256 oldAllowance = token.allowance(address(this), spender);\\n require(oldAllowance >= value, \\\"SafeERC20: decreased allowance below zero\\\");\\n uint256 newAllowance = oldAllowance - value;\\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));\\n }\\n }\\n\\n /**\\n * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement\\n * on the return value: the return value is optional (but if data is returned, it must not be false).\\n * @param token The token targeted by the call.\\n * @param data The call data (encoded using abi.encode or one of its variants).\\n */\\n function _callOptionalReturn(IERC20 token, bytes memory data) private {\\n // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since\\n // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that\\n // the target address contains contract code and also asserts for success in the low-level call.\\n\\n bytes memory returndata = address(token).functionCall(data, \\\"SafeERC20: low-level call failed\\\");\\n if (returndata.length > 0) {\\n // Return data is optional\\n require(abi.decode(returndata, (bool)), \\\"SafeERC20: ERC20 operation did not succeed\\\");\\n }\\n }\\n}\\n\",\"keccak256\":\"0x02348b2e4b9f3200c7e3907c5c2661643a6d8520e9f79939fbb9b4005a54894d\",\"license\":\"MIT\"},\"@openzeppelin/contracts/utils/Address.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n\\npragma solidity ^0.8.0;\\n\\n/**\\n * @dev Collection of functions related to the address type\\n */\\nlibrary Address {\\n /**\\n * @dev Returns true if `account` is a contract.\\n *\\n * [IMPORTANT]\\n * ====\\n * It is unsafe to assume that an address for which this function returns\\n * false is an externally-owned account (EOA) and not a contract.\\n *\\n * Among others, `isContract` will return false for the following\\n * types of addresses:\\n *\\n * - an externally-owned account\\n * - a contract in construction\\n * - an address where a contract will be created\\n * - an address where a contract lived, but was destroyed\\n * ====\\n */\\n function isContract(address account) internal view returns (bool) {\\n // This method relies on extcodesize, which returns 0 for contracts in\\n // construction, since the code is only stored at the end of the\\n // constructor execution.\\n\\n uint256 size;\\n assembly {\\n size := extcodesize(account)\\n }\\n return size > 0;\\n }\\n\\n /**\\n * @dev Replacement for Solidity's `transfer`: sends `amount` wei to\\n * `recipient`, forwarding all available gas and reverting on errors.\\n *\\n * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost\\n * of certain opcodes, possibly making contracts go over the 2300 gas limit\\n * imposed by `transfer`, making them unable to receive funds via\\n * `transfer`. {sendValue} removes this limitation.\\n *\\n * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].\\n *\\n * IMPORTANT: because control is transferred to `recipient`, care must be\\n * taken to not create reentrancy vulnerabilities. Consider using\\n * {ReentrancyGuard} or the\\n * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].\\n */\\n function sendValue(address payable recipient, uint256 amount) internal {\\n require(address(this).balance >= amount, \\\"Address: insufficient balance\\\");\\n\\n (bool success, ) = recipient.call{value: amount}(\\\"\\\");\\n require(success, \\\"Address: unable to send value, recipient may have reverted\\\");\\n }\\n\\n /**\\n * @dev Performs a Solidity function call using a low level `call`. A\\n * plain `call` is an unsafe replacement for a function call: use this\\n * function instead.\\n *\\n * If `target` reverts with a revert reason, it is bubbled up by this\\n * function (like regular Solidity function calls).\\n *\\n * Returns the raw returned data. To convert to the expected return value,\\n * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].\\n *\\n * Requirements:\\n *\\n * - `target` must be a contract.\\n * - calling `target` with `data` must not revert.\\n *\\n * _Available since v3.1._\\n */\\n function functionCall(address target, bytes memory data) internal returns (bytes memory) {\\n return functionCall(target, data, \\\"Address: low-level call failed\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with\\n * `errorMessage` as a fallback revert reason when `target` reverts.\\n *\\n * _Available since v3.1._\\n */\\n function functionCall(\\n address target,\\n bytes memory data,\\n string memory errorMessage\\n ) internal returns (bytes memory) {\\n return functionCallWithValue(target, data, 0, errorMessage);\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\\n * but also transferring `value` wei to `target`.\\n *\\n * Requirements:\\n *\\n * - the calling contract must have an ETH balance of at least `value`.\\n * - the called Solidity function must be `payable`.\\n *\\n * _Available since v3.1._\\n */\\n function functionCallWithValue(\\n address target,\\n bytes memory data,\\n uint256 value\\n ) internal returns (bytes memory) {\\n return functionCallWithValue(target, data, value, \\\"Address: low-level call with value failed\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but\\n * with `errorMessage` as a fallback revert reason when `target` reverts.\\n *\\n * _Available since v3.1._\\n */\\n function functionCallWithValue(\\n address target,\\n bytes memory data,\\n uint256 value,\\n string memory errorMessage\\n ) internal returns (bytes memory) {\\n require(address(this).balance >= value, \\\"Address: insufficient balance for call\\\");\\n require(isContract(target), \\\"Address: call to non-contract\\\");\\n\\n (bool success, bytes memory returndata) = target.call{value: value}(data);\\n return verifyCallResult(success, returndata, errorMessage);\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\\n * but performing a static call.\\n *\\n * _Available since v3.3._\\n */\\n function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {\\n return functionStaticCall(target, data, \\\"Address: low-level static call failed\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\\n * but performing a static call.\\n *\\n * _Available since v3.3._\\n */\\n function functionStaticCall(\\n address target,\\n bytes memory data,\\n string memory errorMessage\\n ) internal view returns (bytes memory) {\\n require(isContract(target), \\\"Address: static call to non-contract\\\");\\n\\n (bool success, bytes memory returndata) = target.staticcall(data);\\n return verifyCallResult(success, returndata, errorMessage);\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\\n * but performing a delegate call.\\n *\\n * _Available since v3.4._\\n */\\n function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {\\n return functionDelegateCall(target, data, \\\"Address: low-level delegate call failed\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\\n * but performing a delegate call.\\n *\\n * _Available since v3.4._\\n */\\n function functionDelegateCall(\\n address target,\\n bytes memory data,\\n string memory errorMessage\\n ) internal returns (bytes memory) {\\n require(isContract(target), \\\"Address: delegate call to non-contract\\\");\\n\\n (bool success, bytes memory returndata) = target.delegatecall(data);\\n return verifyCallResult(success, returndata, errorMessage);\\n }\\n\\n /**\\n * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the\\n * revert reason using the provided one.\\n *\\n * _Available since v4.3._\\n */\\n function verifyCallResult(\\n bool success,\\n bytes memory returndata,\\n string memory errorMessage\\n ) internal pure returns (bytes memory) {\\n if (success) {\\n return returndata;\\n } else {\\n // Look for revert reason and bubble it up if present\\n if (returndata.length > 0) {\\n // The easiest way to bubble the revert reason is using memory via assembly\\n\\n assembly {\\n let returndata_size := mload(returndata)\\n revert(add(32, returndata), returndata_size)\\n }\\n } else {\\n revert(errorMessage);\\n }\\n }\\n }\\n}\\n\",\"keccak256\":\"0x3336baae5cf23e94274d75336e2d412193be508504aee185e61dc7d58cd05c8a\",\"license\":\"MIT\"},\"@openzeppelin/contracts/utils/structs/EnumerableSet.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n\\npragma solidity ^0.8.0;\\n\\n/**\\n * @dev Library for managing\\n * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive\\n * types.\\n *\\n * Sets have the following properties:\\n *\\n * - Elements are added, removed, and checked for existence in constant time\\n * (O(1)).\\n * - Elements are enumerated in O(n). No guarantees are made on the ordering.\\n *\\n * ```\\n * contract Example {\\n * // Add the library methods\\n * using EnumerableSet for EnumerableSet.AddressSet;\\n *\\n * // Declare a set state variable\\n * EnumerableSet.AddressSet private mySet;\\n * }\\n * ```\\n *\\n * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`)\\n * and `uint256` (`UintSet`) are supported.\\n */\\nlibrary EnumerableSet {\\n // To implement this library for multiple types with as little code\\n // repetition as possible, we write it in terms of a generic Set type with\\n // bytes32 values.\\n // The Set implementation uses private functions, and user-facing\\n // implementations (such as AddressSet) are just wrappers around the\\n // underlying Set.\\n // This means that we can only create new EnumerableSets for types that fit\\n // in bytes32.\\n\\n struct Set {\\n // Storage of set values\\n bytes32[] _values;\\n // Position of the value in the `values` array, plus 1 because index 0\\n // means a value is not in the set.\\n mapping(bytes32 => uint256) _indexes;\\n }\\n\\n /**\\n * @dev Add a value to a set. O(1).\\n *\\n * Returns true if the value was added to the set, that is if it was not\\n * already present.\\n */\\n function _add(Set storage set, bytes32 value) private returns (bool) {\\n if (!_contains(set, value)) {\\n set._values.push(value);\\n // The value is stored at length-1, but we add 1 to all indexes\\n // and use 0 as a sentinel value\\n set._indexes[value] = set._values.length;\\n return true;\\n } else {\\n return false;\\n }\\n }\\n\\n /**\\n * @dev Removes a value from a set. O(1).\\n *\\n * Returns true if the value was removed from the set, that is if it was\\n * present.\\n */\\n function _remove(Set storage set, bytes32 value) private returns (bool) {\\n // We read and store the value's index to prevent multiple reads from the same storage slot\\n uint256 valueIndex = set._indexes[value];\\n\\n if (valueIndex != 0) {\\n // Equivalent to contains(set, value)\\n // To delete an element from the _values array in O(1), we swap the element to delete with the last one in\\n // the array, and then remove the last element (sometimes called as 'swap and pop').\\n // This modifies the order of the array, as noted in {at}.\\n\\n uint256 toDeleteIndex = valueIndex - 1;\\n uint256 lastIndex = set._values.length - 1;\\n\\n if (lastIndex != toDeleteIndex) {\\n bytes32 lastvalue = set._values[lastIndex];\\n\\n // Move the last value to the index where the value to delete is\\n set._values[toDeleteIndex] = lastvalue;\\n // Update the index for the moved value\\n set._indexes[lastvalue] = valueIndex; // Replace lastvalue's index to valueIndex\\n }\\n\\n // Delete the slot where the moved value was stored\\n set._values.pop();\\n\\n // Delete the index for the deleted slot\\n delete set._indexes[value];\\n\\n return true;\\n } else {\\n return false;\\n }\\n }\\n\\n /**\\n * @dev Returns true if the value is in the set. O(1).\\n */\\n function _contains(Set storage set, bytes32 value) private view returns (bool) {\\n return set._indexes[value] != 0;\\n }\\n\\n /**\\n * @dev Returns the number of values on the set. O(1).\\n */\\n function _length(Set storage set) private view returns (uint256) {\\n return set._values.length;\\n }\\n\\n /**\\n * @dev Returns the value stored at position `index` in the set. O(1).\\n *\\n * Note that there are no guarantees on the ordering of values inside the\\n * array, and it may change when more values are added or removed.\\n *\\n * Requirements:\\n *\\n * - `index` must be strictly less than {length}.\\n */\\n function _at(Set storage set, uint256 index) private view returns (bytes32) {\\n return set._values[index];\\n }\\n\\n /**\\n * @dev Return the entire set in an array\\n *\\n * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed\\n * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that\\n * this function has an unbounded cost, and using it as part of a state-changing function may render the function\\n * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.\\n */\\n function _values(Set storage set) private view returns (bytes32[] memory) {\\n return set._values;\\n }\\n\\n // Bytes32Set\\n\\n struct Bytes32Set {\\n Set _inner;\\n }\\n\\n /**\\n * @dev Add a value to a set. O(1).\\n *\\n * Returns true if the value was added to the set, that is if it was not\\n * already present.\\n */\\n function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {\\n return _add(set._inner, value);\\n }\\n\\n /**\\n * @dev Removes a value from a set. O(1).\\n *\\n * Returns true if the value was removed from the set, that is if it was\\n * present.\\n */\\n function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {\\n return _remove(set._inner, value);\\n }\\n\\n /**\\n * @dev Returns true if the value is in the set. O(1).\\n */\\n function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {\\n return _contains(set._inner, value);\\n }\\n\\n /**\\n * @dev Returns the number of values in the set. O(1).\\n */\\n function length(Bytes32Set storage set) internal view returns (uint256) {\\n return _length(set._inner);\\n }\\n\\n /**\\n * @dev Returns the value stored at position `index` in the set. O(1).\\n *\\n * Note that there are no guarantees on the ordering of values inside the\\n * array, and it may change when more values are added or removed.\\n *\\n * Requirements:\\n *\\n * - `index` must be strictly less than {length}.\\n */\\n function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {\\n return _at(set._inner, index);\\n }\\n\\n /**\\n * @dev Return the entire set in an array\\n *\\n * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed\\n * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that\\n * this function has an unbounded cost, and using it as part of a state-changing function may render the function\\n * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.\\n */\\n function values(Bytes32Set storage set) internal view returns (bytes32[] memory) {\\n return _values(set._inner);\\n }\\n\\n // AddressSet\\n\\n struct AddressSet {\\n Set _inner;\\n }\\n\\n /**\\n * @dev Add a value to a set. O(1).\\n *\\n * Returns true if the value was added to the set, that is if it was not\\n * already present.\\n */\\n function add(AddressSet storage set, address value) internal returns (bool) {\\n return _add(set._inner, bytes32(uint256(uint160(value))));\\n }\\n\\n /**\\n * @dev Removes a value from a set. O(1).\\n *\\n * Returns true if the value was removed from the set, that is if it was\\n * present.\\n */\\n function remove(AddressSet storage set, address value) internal returns (bool) {\\n return _remove(set._inner, bytes32(uint256(uint160(value))));\\n }\\n\\n /**\\n * @dev Returns true if the value is in the set. O(1).\\n */\\n function contains(AddressSet storage set, address value) internal view returns (bool) {\\n return _contains(set._inner, bytes32(uint256(uint160(value))));\\n }\\n\\n /**\\n * @dev Returns the number of values in the set. O(1).\\n */\\n function length(AddressSet storage set) internal view returns (uint256) {\\n return _length(set._inner);\\n }\\n\\n /**\\n * @dev Returns the value stored at position `index` in the set. O(1).\\n *\\n * Note that there are no guarantees on the ordering of values inside the\\n * array, and it may change when more values are added or removed.\\n *\\n * Requirements:\\n *\\n * - `index` must be strictly less than {length}.\\n */\\n function at(AddressSet storage set, uint256 index) internal view returns (address) {\\n return address(uint160(uint256(_at(set._inner, index))));\\n }\\n\\n /**\\n * @dev Return the entire set in an array\\n *\\n * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed\\n * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that\\n * this function has an unbounded cost, and using it as part of a state-changing function may render the function\\n * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.\\n */\\n function values(AddressSet storage set) internal view returns (address[] memory) {\\n bytes32[] memory store = _values(set._inner);\\n address[] memory result;\\n\\n assembly {\\n result := store\\n }\\n\\n return result;\\n }\\n\\n // UintSet\\n\\n struct UintSet {\\n Set _inner;\\n }\\n\\n /**\\n * @dev Add a value to a set. O(1).\\n *\\n * Returns true if the value was added to the set, that is if it was not\\n * already present.\\n */\\n function add(UintSet storage set, uint256 value) internal returns (bool) {\\n return _add(set._inner, bytes32(value));\\n }\\n\\n /**\\n * @dev Removes a value from a set. O(1).\\n *\\n * Returns true if the value was removed from the set, that is if it was\\n * present.\\n */\\n function remove(UintSet storage set, uint256 value) internal returns (bool) {\\n return _remove(set._inner, bytes32(value));\\n }\\n\\n /**\\n * @dev Returns true if the value is in the set. O(1).\\n */\\n function contains(UintSet storage set, uint256 value) internal view returns (bool) {\\n return _contains(set._inner, bytes32(value));\\n }\\n\\n /**\\n * @dev Returns the number of values on the set. O(1).\\n */\\n function length(UintSet storage set) internal view returns (uint256) {\\n return _length(set._inner);\\n }\\n\\n /**\\n * @dev Returns the value stored at position `index` in the set. O(1).\\n *\\n * Note that there are no guarantees on the ordering of values inside the\\n * array, and it may change when more values are added or removed.\\n *\\n * Requirements:\\n *\\n * - `index` must be strictly less than {length}.\\n */\\n function at(UintSet storage set, uint256 index) internal view returns (uint256) {\\n return uint256(_at(set._inner, index));\\n }\\n\\n /**\\n * @dev Return the entire set in an array\\n *\\n * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed\\n * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that\\n * this function has an unbounded cost, and using it as part of a state-changing function may render the function\\n * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.\\n */\\n function values(UintSet storage set) internal view returns (uint256[] memory) {\\n bytes32[] memory store = _values(set._inner);\\n uint256[] memory result;\\n\\n assembly {\\n result := store\\n }\\n\\n return result;\\n }\\n}\\n\",\"keccak256\":\"0x3778dc944f4a696335878bad8beca60f38b7c79b7a0bd8ddbeb618bd502a95ae\",\"license\":\"MIT\"},\"@yearn-contracts/contract-utils/solidity/contracts/interfaces/utils/ICollectableDust.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\npragma solidity >=0.8.4 <0.9.0;\\n\\ninterface ICollectableDust {\\n event DustSent(address _to, address token, uint256 amount);\\n\\n function sendDust(\\n address _to,\\n address _token,\\n uint256 _amount\\n ) external;\\n}\\n\",\"keccak256\":\"0x0b1bb0c71f8adb4466b264d4bde216afb9abe3f17e504cd544a8c378f6a5cab8\",\"license\":\"MIT\"},\"@yearn-contracts/contract-utils/solidity/contracts/interfaces/utils/IGovernable.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\npragma solidity >=0.8.4 <0.9.0;\\n\\ninterface IGovernable {\\n event PendingGovernorSet(address pendingGovernor);\\n event GovernorAccepted();\\n\\n function setPendingGovernor(address _pendingGovernor) external;\\n\\n function acceptGovernor() external;\\n\\n function governor() external view returns (address _governor);\\n\\n function pendingGovernor() external view returns (address _pendingGovernor);\\n\\n function isGovernor(address _account) external view returns (bool _isGovernor);\\n}\\n\",\"keccak256\":\"0xf73672943bc49e4b24ef05e08173ce64ee2dbac48558a330fc836e707035893d\",\"license\":\"MIT\"},\"@yearn-contracts/contract-utils/solidity/contracts/utils/CollectableDust.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\npragma solidity >=0.8.4 <0.9.0;\\n\\nimport '@openzeppelin/contracts/utils/structs/EnumerableSet.sol';\\nimport '@openzeppelin/contracts/token/ERC20/IERC20.sol';\\nimport '@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol';\\n\\nimport '../interfaces/utils/ICollectableDust.sol';\\n\\nabstract contract CollectableDust is ICollectableDust {\\n using SafeERC20 for IERC20;\\n using EnumerableSet for EnumerableSet.AddressSet;\\n\\n address public constant ETH_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\\n EnumerableSet.AddressSet internal protocolTokens;\\n\\n constructor() {}\\n\\n function _addProtocolToken(address _token) internal {\\n require(!protocolTokens.contains(_token), 'collectable-dust/token-is-part-of-the-protocol');\\n protocolTokens.add(_token);\\n }\\n\\n function _removeProtocolToken(address _token) internal {\\n require(protocolTokens.contains(_token), 'collectable-dust/token-not-part-of-the-protocol');\\n protocolTokens.remove(_token);\\n }\\n\\n function _sendDust(\\n address _to,\\n address _token,\\n uint256 _amount\\n ) internal {\\n require(_to != address(0), 'collectable-dust/cant-send-dust-to-zero-address');\\n require(!protocolTokens.contains(_token), 'collectable-dust/token-is-part-of-the-protocol');\\n if (_token == ETH_ADDRESS) {\\n payable(_to).transfer(_amount);\\n } else {\\n IERC20(_token).safeTransfer(_to, _amount);\\n }\\n emit DustSent(_to, _token, _amount);\\n }\\n}\\n\",\"keccak256\":\"0x54bfb72dbb983714f5e5273d5a0965409bb7ad370e387a4abb8cf753028e74c8\",\"license\":\"MIT\"},\"@yearn-contracts/contract-utils/solidity/contracts/utils/Governable.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\npragma solidity >=0.8.4 <0.9.0;\\n\\nimport '../interfaces/utils/IGovernable.sol';\\n\\ncontract Governable is IGovernable {\\n address public override governor;\\n address public override pendingGovernor;\\n\\n constructor(address _governor) {\\n require(_governor != address(0), 'governable/governor-should-not-be-zero-address');\\n governor = _governor;\\n }\\n\\n function setPendingGovernor(address _pendingGovernor) external virtual override onlyGovernor {\\n _setPendingGovernor(_pendingGovernor);\\n }\\n\\n function acceptGovernor() external virtual override onlyPendingGovernor {\\n _acceptGovernor();\\n }\\n\\n function _setPendingGovernor(address _pendingGovernor) internal {\\n require(_pendingGovernor != address(0), 'governable/pending-governor-should-not-be-zero-addres');\\n pendingGovernor = _pendingGovernor;\\n emit PendingGovernorSet(_pendingGovernor);\\n }\\n\\n function _acceptGovernor() internal {\\n governor = pendingGovernor;\\n pendingGovernor = address(0);\\n emit GovernorAccepted();\\n }\\n\\n function isGovernor(address _account) public view override returns (bool _isGovernor) {\\n return _account == governor;\\n }\\n\\n modifier onlyGovernor() {\\n require(isGovernor(msg.sender), 'governable/only-governor');\\n _;\\n }\\n\\n modifier onlyPendingGovernor() {\\n require(msg.sender == pendingGovernor, 'governable/only-pending-governor');\\n _;\\n }\\n}\\n\",\"keccak256\":\"0x67c9115239b7816bacb5a0efd34b44f0e19d973ddc2ba82c51457d1c3675ba2c\",\"license\":\"MIT\"},\"contracts/CommonErrors.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\npragma solidity >=0.8.4 <0.9.0;\\n\\nlibrary CommonErrors {\\n error ZeroAddress();\\n error NotAuthorized();\\n error ZeroAmount();\\n error ZeroSlippage();\\n error IncorrectSwapInformation();\\n}\\n\",\"keccak256\":\"0xe2171a8953429c2aabd489384f45fac651cbd08f6dd907cb06460a8fb3aecd1b\",\"license\":\"MIT\"},\"contracts/swappers/Swapper.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\npragma solidity >=0.8.4 <0.9.0;\\n\\nimport '@openzeppelin/contracts/token/ERC20/IERC20.sol';\\nimport '@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol';\\n\\nimport '@yearn-contracts/contract-utils/solidity/contracts/utils/Governable.sol';\\nimport '@yearn-contracts/contract-utils/solidity/contracts/utils/CollectableDust.sol';\\n\\nimport '../CommonErrors.sol';\\n\\ninterface ISwapper {\\n\\n event TradeFactorySet(address _tradeFactory);\\n\\n enum SwapperType {\\n ASYNC,\\n SYNC\\n }\\n\\n // solhint-disable-next-line func-name-mixedcase\\n function SWAPPER_TYPE() external view returns (SwapperType);\\n\\n function tradeFactory() external view returns (address);\\n\\n function setTradeFactory(address _tradeFactory) external;\\n}\\n\\nabstract contract Swapper is ISwapper, Governable, CollectableDust {\\n using SafeERC20 for IERC20;\\n\\n // solhint-disable-next-line var-name-mixedcase\\n address public override tradeFactory;\\n\\n constructor(address _tradeFactory) {\\n if (_tradeFactory == address(0)) revert CommonErrors.ZeroAddress();\\n tradeFactory = _tradeFactory;\\n }\\n\\n function setTradeFactory(address _tradeFactory) external override onlyGovernor {\\n if (_tradeFactory == address(0)) revert CommonErrors.ZeroAddress();\\n tradeFactory = _tradeFactory;\\n emit TradeFactorySet(_tradeFactory);\\n }\\n\\n modifier onlyTradeFactory() {\\n if (msg.sender != tradeFactory) revert CommonErrors.NotAuthorized();\\n _;\\n }\\n\\n function sendDust(\\n address _to,\\n address _token,\\n uint256 _amount\\n ) external virtual override onlyGovernor {\\n _sendDust(_to, _token, _amount);\\n }\\n}\\n\",\"keccak256\":\"0xc955625aa794547131f624f747a7b198131498a9abcb4b4a03ecc82ccc94b610\",\"license\":\"MIT\"},\"contracts/swappers/async/AsyncSwapper.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\npragma solidity >=0.8.4 <0.9.0;\\n\\nimport '../Swapper.sol';\\n\\ninterface IAsyncSwapper is ISwapper {\\n function swap(\\n address _receiver,\\n address _tokenIn,\\n address _tokenOut,\\n uint256 _amountIn,\\n uint256 _minAmountOut,\\n bytes calldata _data\\n ) external;\\n}\\n\\nabstract contract AsyncSwapper is IAsyncSwapper, Swapper {\\n // solhint-disable-next-line var-name-mixedcase\\n SwapperType public constant override SWAPPER_TYPE = SwapperType.ASYNC;\\n\\n constructor(address _governor, address _tradeFactory) Governable(_governor) Swapper(_tradeFactory) {}\\n\\n function _assertPreSwap(\\n address _receiver,\\n address _tokenIn,\\n address _tokenOut,\\n uint256 _amountIn,\\n uint256 _minAmountOut\\n ) internal pure {\\n if (_receiver == address(0) || _tokenIn == address(0) || _tokenOut == address(0)) revert CommonErrors.ZeroAddress();\\n if (_amountIn == 0) revert CommonErrors.ZeroAmount();\\n if (_minAmountOut == 0) revert CommonErrors.ZeroAmount();\\n }\\n\\n function _executeSwap(\\n address _receiver,\\n address _tokenIn,\\n address _tokenOut,\\n uint256 _amountIn,\\n bytes calldata _data\\n ) internal virtual;\\n\\n function swap(\\n address _receiver,\\n address _tokenIn,\\n address _tokenOut,\\n uint256 _amountIn,\\n uint256 _minAmountOut,\\n bytes calldata _data\\n ) external virtual override onlyTradeFactory {\\n _assertPreSwap(_receiver, _tokenIn, _tokenOut, _amountIn, _minAmountOut);\\n _executeSwap(_receiver, _tokenIn, _tokenOut, _amountIn, _data);\\n }\\n}\\n\",\"keccak256\":\"0xbd2919911b3fdfc861158d2abee52ddcb7493f479ddd0179dca1fd3193557173\",\"license\":\"MIT\"},\"contracts/swappers/async/MultiCallOptimizedSwapper.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\nprag