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"source": "// SPDX-License-Identifier: MIT\n\npragma solidity >=0.6;\npragma experimental ABIEncoderV2;\nimport \"@openzeppelin/contracts-upgradeable/proxy/Initializable.sol\";\nimport \"@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol\";\nimport \"@openzeppelin/contracts-upgradeable/math/SafeMathUpgradeable.sol\";\n\nimport \"../utils/DSMath.sol\";\n\nimport \"../Interfaces.sol\";\n\ninterface IConsensus {\n\t/**\n\t * @dev delegate to a validator\n\t * @param _validator the address of the validator msg.sender is delegating to\n\t */\n\tfunction delegate(address _validator) external payable;\n\n\t/**\n\t * @dev Function to be called when a delegator whishes to withdraw some of his staked funds for a validator\n\t * @param _validator the address of the validator msg.sender has delegating to\n\t * @param _amount the amount msg.sender wishes to withdraw from the contract\n\t */\n\tfunction withdraw(address _validator, uint256 _amount) external;\n\n\tfunction delegatedAmount(address _address, address _validator)\n\t\texternal\n\t\tview\n\t\treturns (uint256);\n\n\tfunction stakeAmount(address _address) external view returns (uint256);\n}\n\ncontract FuseStakingV3 is Initializable, OwnableUpgradeable, DSMath {\n\tusing SafeMathUpgradeable for uint256;\n\n\tmapping(address => uint256) public stakers;\n\taddress[] public validators;\n\n\tIConsensus public consensus;\n\n\tUniswap public uniswap;\n\tGoodDollar public GD;\n\tUBIScheme public ubischeme;\n\tUniswapFactory public uniswapFactory;\n\tUniswapPair public uniswapPair;\n\n\tuint256 public lastDayCollected; //ubi day from ubischeme\n\n\tuint256 public stakeBackRatio;\n\tuint256 public maxSlippageRatio;\n\tuint256 public keeperFeeRatio;\n\tuint256 public RATIO_BASE;\n\tuint256 public communityPoolRatio; //out of G$ bought how much should goto pool\n\n\tuint256 communityPoolBalance;\n\tuint256 pendingFuseEarnings; //earnings not used because of slippage\n\n\tevent UBICollected(\n\t\tuint256 indexed currentDay,\n\t\tuint256 ubi, //G$ sent to ubischeme\n\t\tuint256 communityPool, //G$ added to pool\n\t\tuint256 gdBought, //actual G$ we got out of swapping stakingRewards + pendingFuseEarnings\n\t\tuint256 stakingRewards, //rewards earned since previous collection,\n\t\tuint256 pendingFuseEarnings, //new balance of fuse pending to be swapped for G$\n\t\taddress keeper,\n\t\tuint256 keeperGDFee\n\t);\n\n\t/**\n\t * @dev initialize\n\t */\n\tfunction initialize() public initializer {\n\t\t__Ownable_init_unchained();\n\t\tconsensus = IConsensus(\n\t\t\taddress(0x3014ca10b91cb3D0AD85fEf7A3Cb95BCAc9c0f79)\n\t\t);\n\t\tvalidators.push(address(0xcb876A393F05a6677a8a029f1C6D7603B416C0A6));\n\t}\n\n\tfunction upgrade0() public {\n\t\tif (RATIO_BASE == 0) {\n\t\t\tstakeBackRatio = 33333; //%33\n\t\t\tcommunityPoolRatio = 33333; //%33\n\t\t\tmaxSlippageRatio = 3000; //3%\n\t\t\tkeeperFeeRatio = 30; //0.03%\n\t\t\tRATIO_BASE = 100000; //100%\n\t\t}\n\t}\n\n\tfunction upgrade1(\n\t\taddress _gd,\n\t\taddress _ubischeme,\n\t\taddress _uniswap\n\t) public {\n\t\tif (address(uniswapPair) == address(0)) {\n\t\t\tuniswap = Uniswap(\n\t\t\t\t_uniswap == address(0)\n\t\t\t\t\t? 0xFB76e9E7d88E308aB530330eD90e84a952570319\n\t\t\t\t\t: _uniswap\n\t\t\t);\n\t\t\tGD = GoodDollar(_gd);\n\t\t\tubischeme = UBIScheme(_ubischeme);\n\n\t\t\tuniswapFactory = UniswapFactory(uniswap.factory());\n\t\t\tuniswapPair = UniswapPair(\n\t\t\t\tuniswapFactory.getPair(uniswap.WETH(), _gd)\n\t\t\t);\n\t\t\tupgrade0();\n\t\t}\n\t}\n\n\tfunction stake() public payable returns (bool) {\n\t\treturn stake(address(0));\n\t}\n\n\tfunction stake(address _validator) public payable returns (bool) {\n\t\trequire(msg.value > 0, \"stake must be > 0\");\n\t\trequire(validators.length > 0, \"no approved validators\");\n\t\tbool found;\n\t\tfor (\n\t\t\tuint256 i = 0;\n\t\t\t_validator != address(0) && i < validators.length;\n\t\t\ti++\n\t\t) {\n\t\t\tif (validators[i] != _validator) {\n\t\t\t\tfound = true;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t\trequire(\n\t\t\t_validator == address(0) || found,\n\t\t\t\"validator not in approved list\"\n\t\t);\n\n\t\tbool staked = stakeNextValidator(msg.value, _validator);\n\t\tstakers[msg.sender] = stakers[msg.sender].add(msg.value);\n\t\treturn staked;\n\t}\n\n\tfunction balanceOf(address _owner) public view returns (uint256) {\n\t\treturn stakers[_owner];\n\t}\n\n\tfunction withdraw(uint256 _value) public returns (uint256) {\n\t\tuint256 effectiveBalance = balance(); //use only undelegated funds\n\t\tuint256 toWithdraw = _value == 0 ? stakers[msg.sender] : _value;\n\t\tuint256 toCollect = toWithdraw;\n\t\trequire(\n\t\t\ttoWithdraw > 0 && toWithdraw <= stakers[msg.sender],\n\t\t\t\"invalid withdraw amount\"\n\t\t);\n\t\tuint256 perValidator = _value.div(validators.length);\n\t\tfor (uint256 i = 0; i < validators.length; i++) {\n\t\t\tuint256 cur =\n\t\t\t\tconsensus.delegatedAmount(address(this), validators[i]);\n\t\t\tif (cur == 0) continue;\n\t\t\tif (cur <= perValidator) {\n\t\t\t\tundelegateWithCatch(validators[i], cur);\n\t\t\t\ttoCollect = toCollect.sub(cur);\n\t\t\t} else {\n\t\t\t\tundelegateWithCatch(validators[i], perValidator);\n\t\t\t\ttoCollect = toCollect.sub(perValidator);\n\t\t\t}\n\t\t\tif (toCollect == 0) break;\n\t\t}\n\n\t\teffectiveBalance = balance().sub(effectiveBalance); //use only undelegated funds\n\n\t\t// in case some funds where not withdrawn\n\t\tif (toWithdraw > effectiveBalance) {\n\t\t\ttoWithdraw = effectiveBalance;\n\t\t}\n\n\t\tstakers[msg.sender] = stakers[msg.sender].sub(toWithdraw);\n\t\tif (toWithdraw > 0) payable(msg.sender).transfer(toWithdraw);\n\t\treturn toWithdraw;\n\t}\n\n\tfunction stakeNextValidator(uint256 _value, address _validator)\n\t\tinternal\n\t\treturns (bool)\n\t{\n\t\tif (validators.length == 0) return false;\n\t\tif (_validator != address(0)) {\n\t\t\tconsensus.delegate{ value: _value }(_validator);\n\t\t\treturn true;\n\t\t}\n\n\t\tuint256 perValidator =\n\t\t\ttotalDelegated().add(_value).div(validators.length);\n\t\tuint256 left = _value;\n\t\tfor (uint256 i = 0; i < validators.length && left > 0; i++) {\n\t\t\tuint256 cur =\n\t\t\t\tconsensus.delegatedAmount(address(this), validators[i]);\n\n\t\t\tif (cur < perValidator) {\n\t\t\t\tuint256 toDelegate = perValidator.sub(cur);\n\t\t\t\ttoDelegate = toDelegate < left ? toDelegate : left;\n\t\t\t\tconsensus.delegate{ value: toDelegate }(validators[i]);\n\t\t\t\tleft = left.sub(toDelegate);\n\t\t\t}\n\t\t}\n\n\t\treturn true;\n\t}\n\n\tfunction addValidator(address _v) public onlyOwner {\n\t\tvalidators.push(_v);\n\t}\n\n\tfunction totalDelegated() public view returns (uint256) {\n\t\tuint256 total = 0;\n\t\tfor (uint256 i = 0; i < validators.length; i++) {\n\t\t\tuint256 cur =\n\t\t\t\tconsensus.delegatedAmount(address(this), validators[i]);\n\t\t\ttotal = total.add(cur);\n\t\t}\n\t\treturn total;\n\t}\n\n\tfunction removeValidator(address _validator) public onlyOwner {\n\t\tuint256 delegated =\n\t\t\tconsensus.delegatedAmount(address(this), _validator);\n\t\tif (delegated > 0) {\n\t\t\tuint256 prevBalance = balance();\n\t\t\tundelegateWithCatch(_validator, delegated);\n\n\t\t\t// wasnt withdrawn because validator needs to be taken of active validators\n\t\t\tif (balance() == prevBalance) {\n\t\t\t\t// pendingValidators.push(_validator);\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\n\t\tfor (uint256 i = 0; i < validators.length; i++) {\n\t\t\tif (validators[i] == _validator) {\n\t\t\t\tif (i < validators.length - 1)\n\t\t\t\t\tvalidators[i] = validators[validators.length - 1];\n\t\t\t\tvalidators.pop();\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t}\n\n\tfunction collectUBIInterest() public {\n\t\tuint256 curDay = ubischeme.currentDay();\n\t\trequire(\n\t\t\tcurDay != lastDayCollected,\n\t\t\t\"can collect only once in a ubi cycle\"\n\t\t);\n\n\t\tuint256 earnings = balance() - pendingFuseEarnings;\n\t\trequire(pendingFuseEarnings + earnings > 0, \"no earnings to collect\");\n\n\t\tlastDayCollected = curDay;\n\t\tuint256 fuseUBI =\n\t\t\tearnings.mul(RATIO_BASE - stakeBackRatio).div(RATIO_BASE);\n\t\tuint256 stakeBack = earnings - fuseUBI;\n\n\t\tuint256[] memory fuseswapResult =\n\t\t\t_buyGD(fuseUBI.add(pendingFuseEarnings)); //buy GD with X% of earnings\n\t\tpendingFuseEarnings = fuseUBI.add(pendingFuseEarnings).sub(\n\t\t\tfuseswapResult[0]\n\t\t);\n\t\tstakeNextValidator(stakeBack, address(0)); //stake back the rest of the earnings\n\n\t\tuint256 gdBought = fuseswapResult[1];\n\t\tuint256 keeperFee = gdBought.mul(keeperFeeRatio).div(RATIO_BASE);\n\t\tif (keeperFee > 0) GD.transfer(msg.sender, keeperFee);\n\n\t\tuint256 communityPoolContribution =\n\t\t\tgdBought\n\t\t\t\t.sub(keeperFee) //subtract fee\n\t\t\t\t.mul(communityPoolRatio) // * ommunityPoolRatio\n\t\t\t\t.div(RATIO_BASE); // = G$ after fee * communityPoolRatio%\n\n\t\tuint256 ubiAfterFeeAndPool = gdBought.sub(communityPoolContribution);\n\n\t\tGD.transfer(address(ubischeme), ubiAfterFeeAndPool); //transfer to ubischeme\n\t\tcommunityPoolBalance = communityPoolBalance.add(\n\t\t\tcommunityPoolContribution\n\t\t);\n\n\t\temit UBICollected(\n\t\t\tcurDay,\n\t\t\tubiAfterFeeAndPool,\n\t\t\tcommunityPoolContribution,\n\t\t\tgdBought,\n\t\t\tearnings,\n\t\t\tpendingFuseEarnings,\n\t\t\tmsg.sender,\n\t\t\tkeeperFee\n\t\t);\n\t}\n\n\t/**\n\t * @dev internal method to buy GD from fuseswap\n\t * @param _value fuse to be sold\n\t * @return uniswap coversion results uint256[2]\n\t */\n\tfunction _buyGD(uint256 _value) internal returns (uint256[] memory) {\n\t\t//buy from uniwasp\n\t\trequire(_value > 0, \"buy value should be > 0\");\n\t\tuint256 maxFuse = calcMaxFuseWithSlippage(_value);\n\t\taddress[] memory path = new address[](2);\n\t\tpath[1] = address(GD);\n\t\tpath[0] = uniswap.WETH();\n\t\treturn\n\t\t\tuniswap.swapExactETHForTokens{ value: maxFuse }(\n\t\t\t\t0,\n\t\t\t\tpath,\n\t\t\t\taddress(this),\n\t\t\t\tnow\n\t\t\t);\n\t}\n\n\tfunction calcMaxFuseWithSlippage(uint256 _value)\n\t\tpublic\n\t\tview\n\t\treturns (uint256)\n\t{\n\t\t(uint256 r_fuse, uint256 r_gd, ) = uniswapPair.getReserves();\n\n\t\treturn calcMaxFuseWithSlippage(r_fuse, r_gd, _value);\n\t}\n\n\t/**\n\t * uniswap amountOut helper\n\t */\n\tfunction getAmountOut(\n\t\tuint256 _amountIn,\n\t\tuint256 _reserveIn,\n\t\tuint256 _reserveOut\n\t) internal pure returns (uint256 amountOut) {\n\t\tuint256 amountInWithFee = _amountIn.mul(997);\n\t\tuint256 numerator = amountInWithFee.mul(_reserveOut);\n\t\tuint256 denominator = _reserveIn.mul(1000).add(amountInWithFee);\n\t\tamountOut = numerator / denominator;\n\t}\n\n\t/**\n\t * @dev use binary search to find quantity that will result with slippage < maxSlippageRatio\n\t */\n\tfunction calcMaxFuseWithSlippage(\n\t\tuint256 r_fuse,\n\t\tuint256 r_gd,\n\t\tuint256 _value\n\t) public view returns (uint256) {\n\t\tuint256 start = 0;\n\t\tuint256 end = _value.div(1e18); //save iterations by moving precision to whole Fuse quantity\n\t\tuint256 curPriceWei = uint256(100).mul(r_fuse) / r_gd; //uniswap quote formula UniswapV2Library.sol\n\t\tuint256 maxPriceWei =\n\t\t\tcurPriceWei.mul(RATIO_BASE.add(maxSlippageRatio)).div(RATIO_BASE);\n\t\tuint256 fuseAmount = _value;\n\n\t\t//Iterate while start not meets end\n\t\twhile (start <= end) {\n\t\t\t// Find the mid index\n\t\t\tuint256 midQuantityWei = start.add(end).mul(1e18).div(2); //restore quantity precision\n\t\t\tif (midQuantityWei == 0) break;\n\t\t\tuint256 gdForQuantity = getAmountOut(midQuantityWei, r_fuse, r_gd);\n\t\t\tuint256 priceForQuantityWei =\n\t\t\t\trdiv(midQuantityWei, gdForQuantity.mul(1e16)).div(1e9);\n\n\t\t\tif (priceForQuantityWei <= maxPriceWei) {\n\t\t\t\tstart = midQuantityWei.div(1e18) + 1; //reduce precision to whole quantity div 1e18\n\t\t\t\tfuseAmount = midQuantityWei;\n\t\t\t} else end = midQuantityWei.div(1e18) - 1; //reduce precision to whole quantity div 1e18\n\t\t}\n\n\t\treturn fuseAmount;\n\t}\n\n\tfunction undelegateWithCatch(address _validator, uint256 _amount)\n\t\tinternal\n\t\treturns (bool)\n\t{\n\t\ttry consensus.withdraw(_validator, _amount) {\n\t\t\treturn true;\n\t\t} catch Error(\n\t\t\tstring memory /*reason*/\n\t\t) {\n\t\t\t// This is executed in case\n\t\t\t// revert was called inside getData\n\t\t\t// and a reason string was provided.\n\t\t\treturn false;\n\t\t} catch (\n\t\t\tbytes memory /*lowLevelData*/\n\t\t) {\n\t\t\t// This is executed in case revert() was used\n\t\t\t// or there was a failing assertion, division\n\t\t\t// by zero, etc. inside getData.\n\t\t\treturn false;\n\t\t}\n\t}\n\n\tfunction balance() internal view returns (uint256) {\n\t\treturn payable(address(this)).balance;\n\t}\n\n\treceive() external payable {}\n}\n", "sourcePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/upgradables/contracts/staking/FuseStakingV3.sol", "ast": { "absolutePath": 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"library SafeMathUpgradeable" } }, "nodeType": "UsingForDirective", "src": "1170:38:10", "typeName": { "id": 6172, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1200:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, { "constant": false, "functionSelector": "9168ae72", "id": 6177, "mutability": "mutable", "name": "stakers", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1211:42:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "typeName": { "id": 6176, "keyType": { "id": 6174, "name": "address", "nodeType": "ElementaryTypeName", "src": "1219:7:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "1211:27:10", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "valueType": { "id": 6175, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1230:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "35aa2e44", "id": 6180, "mutability": "mutable", "name": "validators", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1256:27:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[]" }, "typeName": { "baseType": { "id": 6178, "name": "address", "nodeType": "ElementaryTypeName", "src": "1256:7:10", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 6179, "length": null, "nodeType": "ArrayTypeName", "src": "1256:9:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "8ef3f761", "id": 6182, "mutability": "mutable", "name": "consensus", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1287:27:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_IConsensus_$6164", "typeString": "contract IConsensus" }, "typeName": { "contractScope": null, "id": 6181, "name": "IConsensus", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 6164, "src": "1287:10:10", "typeDescriptions": { "typeIdentifier": "t_contract$_IConsensus_$6164", "typeString": "contract IConsensus" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "2681f7e4", "id": 6184, "mutability": "mutable", "name": "uniswap", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1318:22:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_Uniswap_$444", "typeString": "contract Uniswap" }, "typeName": { "contractScope": null, "id": 6183, "name": "Uniswap", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 444, "src": "1318:7:10", "typeDescriptions": { "typeIdentifier": "t_contract$_Uniswap_$444", "typeString": "contract Uniswap" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "3fb1ccf1", "id": 6186, "mutability": "mutable", "name": "GD", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1343:20:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_GoodDollar_$330", "typeString": "contract GoodDollar" }, "typeName": { "contractScope": null, "id": 6185, "name": "GoodDollar", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 330, "src": "1343:10:10", "typeDescriptions": { "typeIdentifier": "t_contract$_GoodDollar_$330", "typeString": "contract GoodDollar" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "81028f67", "id": 6188, "mutability": "mutable", "name": "ubischeme", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1366:26:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_UBIScheme_$519", "typeString": "contract UBIScheme" }, "typeName": { "contractScope": null, "id": 6187, "name": "UBIScheme", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 519, "src": "1366:9:10", "typeDescriptions": { "typeIdentifier": "t_contract$_UBIScheme_$519", "typeString": "contract UBIScheme" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "8bdb2afa", "id": 6190, "mutability": "mutable", "name": "uniswapFactory", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1395:36:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_UniswapFactory_$454", "typeString": "contract UniswapFactory" }, "typeName": { "contractScope": null, "id": 6189, "name": "UniswapFactory", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 454, "src": "1395:14:10", "typeDescriptions": { "typeIdentifier": "t_contract$_UniswapFactory_$454", "typeString": "contract UniswapFactory" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "c816841b", "id": 6192, "mutability": "mutable", "name": "uniswapPair", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1434:30:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_UniswapPair_$469", "typeString": "contract UniswapPair" }, "typeName": { "contractScope": null, "id": 6191, "name": "UniswapPair", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 469, "src": "1434:11:10", "typeDescriptions": { "typeIdentifier": "t_contract$_UniswapPair_$469", "typeString": "contract UniswapPair" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "8918c4a2", "id": 6194, "mutability": "mutable", "name": "lastDayCollected", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1468:31:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6193, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1468:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "6021a9d5", "id": 6196, "mutability": "mutable", "name": "stakeBackRatio", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1528:29:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6195, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1528:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "04d26ebf", "id": 6198, "mutability": "mutable", "name": "maxSlippageRatio", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1560:31:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6197, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1560:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "150d7e47", "id": 6200, "mutability": "mutable", "name": "keeperFeeRatio", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1594:29:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6199, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1594:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "c11a5630", "id": 6202, "mutability": "mutable", "name": "RATIO_BASE", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1626:25:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6201, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1626:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "d22e9b06", "id": 6204, "mutability": "mutable", "name": "communityPoolRatio", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1654:33:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6203, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1654:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 6206, "mutability": "mutable", "name": "communityPoolBalance", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7377, "src": "1736:28:10", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6205, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1736:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" 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"typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "696e76616c696420776974686472617720616d6f756e74", "id": 6512, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "4305:25:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_91fdcc465f3afd13a51e62c6ab234d15462a30e209c50104aaf3218361cd1f64", "typeString": "literal_string \"invalid withdraw amount\"" }, "value": "invalid withdraw amount" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_91fdcc465f3afd13a51e62c6ab234d15462a30e209c50104aaf3218361cd1f64", "typeString": "literal_string \"invalid withdraw amount\"" } ], "id": 6501, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "4237:7:10", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 6513, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4237:97:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6514, "nodeType": "ExpressionStatement", "src": "4237:97:10" }, { "assignments": [ 6516 ], "declarations": [ { "constant": false, "id": 6516, "mutability": "mutable", "name": "perValidator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6638, "src": "4338:20:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6515, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4338:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 6522, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6519, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4372:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6520, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "4372:17:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 6517, "name": "_value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6475, "src": "4361:6:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6518, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "div", "nodeType": "MemberAccess", "referencedDeclaration": 8070, "src": "4361:10:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 6521, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4361:29:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "4338:52:10" }, { "body": { "id": 6591, "nodeType": "Block", "src": "4442:367:10", "statements": [ { "assignments": [ 6535 ], "declarations": [ { "constant": false, "id": 6535, "mutability": "mutable", "name": "cur", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6591, "src": "4447:11:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6534, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4447:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 6546, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6540, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "4499:4:10", "typeDescriptions": { "typeIdentifier": "t_contract$_FuseStakingV3_$7377", "typeString": "contract FuseStakingV3" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_FuseStakingV3_$7377", "typeString": "contract FuseStakingV3" } ], "id": 6539, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4491:7:10", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 6538, "name": "address", "nodeType": "ElementaryTypeName", "src": "4491:7:10", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 6541, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4491:13:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6542, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4506:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6544, "indexExpression": { "argumentTypes": null, "id": 6543, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4517:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4506:13:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "expression": { "argumentTypes": null, "id": 6536, "name": "consensus", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6182, "src": "4465:9:10", "typeDescriptions": { "typeIdentifier": "t_contract$_IConsensus_$6164", "typeString": "contract IConsensus" } }, "id": 6537, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "delegatedAmount", "nodeType": "MemberAccess", "referencedDeclaration": 6156, "src": "4465:25:10", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_address_$returns$_t_uint256_$", "typeString": "function (address,address) view external returns (uint256)" } }, "id": 6545, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4465:55:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "4447:73:10" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6549, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6547, "name": "cur", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6535, "src": "4529:3:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 6548, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4536:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "4529:8:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 6551, "nodeType": "IfStatement", "src": "4525:22:10", "trueBody": { "id": 6550, "nodeType": "Continue", "src": "4539:8:10" } }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6554, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6552, "name": "cur", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6535, "src": "4556:3:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<=", "rightExpression": { "argumentTypes": null, "id": 6553, "name": "perValidator", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6516, "src": "4563:12:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4556:19:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 6584, "nodeType": "Block", "src": "4670:105:10", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6571, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4696:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6573, "indexExpression": { "argumentTypes": null, "id": 6572, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4707:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4696:13:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 6574, "name": "perValidator", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6516, "src": "4711:12:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 6570, "name": "undelegateWithCatch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7357, "src": "4676:19:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) returns (bool)" } }, "id": 6575, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4676:48:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 6576, "nodeType": "ExpressionStatement", "src": "4676:48:10" }, { "expression": { "argumentTypes": null, "id": 6582, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 6577, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4730:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6580, "name": "perValidator", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6516, "src": "4756:12:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 6578, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4742:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6579, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sub", "nodeType": "MemberAccess", "referencedDeclaration": 7990, "src": "4742:13:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 6581, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4742:27:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4730:39:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6583, "nodeType": "ExpressionStatement", "src": "4730:39:10" } ] }, "id": 6585, "nodeType": "IfStatement", "src": "4552:223:10", "trueBody": { "id": 6569, "nodeType": "Block", "src": "4577:87:10", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6556, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4603:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6558, "indexExpression": { "argumentTypes": null, "id": 6557, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4614:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4603:13:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 6559, "name": "cur", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6535, "src": "4618:3:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 6555, "name": "undelegateWithCatch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7357, "src": "4583:19:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) returns (bool)" } }, "id": 6560, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4583:39:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 6561, "nodeType": "ExpressionStatement", "src": "4583:39:10" }, { "expression": { "argumentTypes": null, "id": 6567, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 6562, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4628:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6565, "name": "cur", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6535, "src": "4654:3:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 6563, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4640:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6564, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sub", "nodeType": "MemberAccess", "referencedDeclaration": 7990, "src": "4640:13:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 6566, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4640:18:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4628:30:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6568, "nodeType": "ExpressionStatement", "src": "4628:30:10" } ] } }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6588, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6586, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4783:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 6587, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4796:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "4783:14:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 6590, "nodeType": "IfStatement", "src": "4779:25:10", "trueBody": { "id": 6589, "nodeType": "Break", "src": "4799:5:10" } } ] }, "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6530, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6527, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4414:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6528, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4418:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6529, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", 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true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4411:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "4399:13:10" }, "loopExpression": { "expression": { "argumentTypes": null, "id": 6532, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "4437:3:10", "subExpression": { "argumentTypes": null, "id": 6531, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4437:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6533, "nodeType": "ExpressionStatement", "src": "4437:3:10" }, "nodeType": "ForStatement", "src": "4394:415:10" }, { 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"nodeType": "Block", "src": "6740:172:10", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 6874, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6870, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "6749:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6872, "indexExpression": { "argumentTypes": null, "id": 6871, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6860, "src": "6760:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": 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"typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6889, "indexExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6888, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6885, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "6847:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6886, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "6847:17:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", 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6893, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "6875:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6895, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "pop", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "6875:14:10", "typeDescriptions": { "typeIdentifier": "t_function_arraypop_nonpayable$__$returns$__$", "typeString": "function ()" } }, "id": 6896, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "6875:16:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6897, "nodeType": "ExpressionStatement", "src": "6875:16:10" }, { "id": 6898, "nodeType": "Break", "src": "6897:5:10" } ] } } ] }, 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"typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "7014:26:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "63616e20636f6c6c656374206f6e6c79206f6e636520696e206120756269206379636c65", "id": 6917, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "7045:38:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_7ab52d82b4ff54b2d28f381727da09016a1caee52ad4c7df9be7476f654c4690", "typeString": "literal_string \"can collect only once in a ubi cycle\"" }, "value": "can collect only once in a ubi cycle" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_7ab52d82b4ff54b2d28f381727da09016a1caee52ad4c7df9be7476f654c4690", "typeString": "literal_string \"can collect only once in a ubi cycle\"" } ], "id": 6913, "name": 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"StructuredDocumentation", "src": "576:275:10", "text": " @dev Function to be called when a delegator whishes to withdraw some of his staked funds for a validator\n @param _validator the address of the validator msg.sender has delegating to\n @param _amount the amount msg.sender wishes to withdraw from the contract" }, "functionSelector": "f3fef3a3", "id": 6147, "implemented": false, "kind": "function", "modifiers": [], "name": "withdraw", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 6145, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 6142, "mutability": "mutable", "name": "_validator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6147, "src": "871:18:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 6141, "name": "address", "nodeType": "ElementaryTypeName", "src": "871:7:10", "stateMutability": 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"trueExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6490, "name": "stakers", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6177, "src": "4171:7:10", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 6493, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6491, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "4179:3:10", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 6492, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "4179:10:10", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4171:19:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "4136:63:10" }, { "assignments": [ 6498 ], "declarations": [ { "constant": false, "id": 6498, "mutability": "mutable", "name": "toCollect", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6638, "src": "4203:17:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6497, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4203:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 6500, "initialValue": { "argumentTypes": null, "id": 6499, "name": "toWithdraw", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6486, "src": "4223:10:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "4203:30:10" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 6511, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6504, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6502, "name": "toWithdraw", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6486, "src": "4249:10:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 6503, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4262:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "4249:14:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6510, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6505, "name": "toWithdraw", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6486, "src": "4267:10:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<=", "rightExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6506, "name": "stakers", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6177, "src": "4281:7:10", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 6509, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6507, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "4289:3:10", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 6508, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "4289:10:10", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4281:19:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4267:33:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "4249:51:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "696e76616c696420776974686472617720616d6f756e74", "id": 6512, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "4305:25:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_91fdcc465f3afd13a51e62c6ab234d15462a30e209c50104aaf3218361cd1f64", "typeString": "literal_string \"invalid withdraw amount\"" }, "value": "invalid withdraw amount" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_91fdcc465f3afd13a51e62c6ab234d15462a30e209c50104aaf3218361cd1f64", "typeString": "literal_string \"invalid withdraw amount\"" } ], "id": 6501, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "4237:7:10", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 6513, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4237:97:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6514, "nodeType": "ExpressionStatement", "src": "4237:97:10" }, { "assignments": [ 6516 ], "declarations": [ { "constant": false, "id": 6516, "mutability": "mutable", "name": "perValidator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6638, "src": "4338:20:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6515, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4338:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 6522, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6519, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4372:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6520, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "4372:17:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 6517, "name": "_value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6475, "src": "4361:6:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6518, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "div", "nodeType": "MemberAccess", "referencedDeclaration": 8070, "src": "4361:10:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 6521, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4361:29:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "4338:52:10" }, { "body": { "id": 6591, "nodeType": "Block", "src": "4442:367:10", "statements": [ { "assignments": [ 6535 ], "declarations": [ { "constant": false, "id": 6535, "mutability": "mutable", "name": "cur", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6591, "src": "4447:11:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6534, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4447:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 6546, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6540, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "4499:4:10", "typeDescriptions": { "typeIdentifier": "t_contract$_FuseStakingV3_$7377", "typeString": "contract FuseStakingV3" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_FuseStakingV3_$7377", "typeString": "contract FuseStakingV3" } ], "id": 6539, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4491:7:10", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 6538, "name": "address", "nodeType": "ElementaryTypeName", "src": "4491:7:10", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 6541, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4491:13:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6542, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4506:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6544, "indexExpression": { "argumentTypes": null, "id": 6543, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4517:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4506:13:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "expression": { "argumentTypes": null, "id": 6536, "name": "consensus", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6182, "src": "4465:9:10", "typeDescriptions": { "typeIdentifier": "t_contract$_IConsensus_$6164", "typeString": "contract IConsensus" } }, "id": 6537, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "delegatedAmount", "nodeType": "MemberAccess", "referencedDeclaration": 6156, "src": "4465:25:10", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_address_$returns$_t_uint256_$", "typeString": "function (address,address) view external returns (uint256)" } }, "id": 6545, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4465:55:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "4447:73:10" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6549, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6547, "name": "cur", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6535, "src": "4529:3:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 6548, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4536:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "4529:8:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 6551, "nodeType": "IfStatement", "src": "4525:22:10", "trueBody": { "id": 6550, "nodeType": "Continue", "src": "4539:8:10" } }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6554, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6552, "name": "cur", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6535, "src": "4556:3:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<=", "rightExpression": { "argumentTypes": null, "id": 6553, "name": "perValidator", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6516, "src": "4563:12:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4556:19:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 6584, "nodeType": "Block", "src": "4670:105:10", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6571, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4696:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6573, "indexExpression": { "argumentTypes": null, "id": 6572, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4707:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4696:13:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 6574, "name": "perValidator", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6516, "src": "4711:12:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 6570, "name": "undelegateWithCatch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7357, "src": "4676:19:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) returns (bool)" } }, "id": 6575, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4676:48:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 6576, "nodeType": "ExpressionStatement", "src": "4676:48:10" }, { "expression": { "argumentTypes": null, "id": 6582, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 6577, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4730:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6580, "name": "perValidator", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6516, "src": "4756:12:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 6578, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4742:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6579, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sub", "nodeType": "MemberAccess", "referencedDeclaration": 7990, "src": "4742:13:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 6581, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4742:27:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4730:39:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6583, "nodeType": "ExpressionStatement", "src": "4730:39:10" } ] }, "id": 6585, "nodeType": "IfStatement", "src": "4552:223:10", "trueBody": { "id": 6569, "nodeType": "Block", "src": "4577:87:10", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6556, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "4603:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6558, "indexExpression": { "argumentTypes": null, "id": 6557, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4614:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4603:13:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 6559, "name": "cur", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6535, "src": "4618:3:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 6555, "name": "undelegateWithCatch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7357, "src": "4583:19:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) returns (bool)" } }, "id": 6560, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4583:39:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 6561, "nodeType": "ExpressionStatement", "src": "4583:39:10" }, { "expression": { "argumentTypes": null, "id": 6567, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 6562, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4628:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6565, "name": "cur", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6535, "src": "4654:3:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 6563, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4640:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6564, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sub", "nodeType": "MemberAccess", "referencedDeclaration": 7990, "src": "4640:13:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 6566, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4640:18:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4628:30:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6568, "nodeType": "ExpressionStatement", "src": "4628:30:10" } ] } }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6588, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6586, "name": "toCollect", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6498, "src": "4783:9:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 6587, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4796:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "4783:14:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 6590, "nodeType": "IfStatement", "src": "4779:25:10", "trueBody": { "id": 6589, "nodeType": "Break", "src": "4799:5:10" } } ] }, "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6530, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6527, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4414:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6528, "name": "validators", 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"id": 6523, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4399:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 6526, "initialValue": { "argumentTypes": null, "hexValue": "30", "id": 6525, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4411:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "4399:13:10" }, "loopExpression": { "expression": { "argumentTypes": null, "id": 6532, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "4437:3:10", "subExpression": { "argumentTypes": null, "id": 6531, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6524, "src": "4437:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6533, "nodeType": "ExpressionStatement", "src": "4437:3:10" }, "nodeType": "ForStatement", "src": "4394:415:10" }, { "expression": { "argumentTypes": null, "id": 6599, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 6593, "name": "effectiveBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6481, "src": "4813:16:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6597, "name": "effectiveBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6481, "src": "4846:16:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 6594, "name": "balance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7372, "src": "4832:7:10", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$", "typeString": "function () view returns (uint256)" } }, "id": 6595, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4832:9:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6596, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sub", "nodeType": 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"toWithdraw", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6486, "src": "4945:10:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">", "rightExpression": { "argumentTypes": null, "id": 6602, "name": "effectiveBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6481, "src": "4958:16:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4945:29:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 6609, "nodeType": "IfStatement", "src": "4941:74:10", "trueBody": { "id": 6608, "nodeType": "Block", "src": "4976:39:10", "statements": [ { "expression": { "argumentTypes": null, "id": 6606, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 6604, "name": "toWithdraw", 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{ "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6628, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "5108:3:10", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 6629, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5108:10:10", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" } ], "id": 6627, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "5100:8:10", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_payable_$", "typeString": "type(address payable)" }, "typeName": { "id": 6626, "name": "address", "nodeType": "ElementaryTypeName", "src": "5100:8:10", "stateMutability": "payable", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 6630, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5100:19:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "id": 6631, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "transfer", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5100:28:10", "typeDescriptions": { "typeIdentifier": "t_function_transfer_nonpayable$_t_uint256_$returns$__$", "typeString": "function (uint256)" } }, "id": 6633, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5100:40:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6634, "nodeType": "ExpressionStatement", "src": "5100:40:10" } }, { "expression": { "argumentTypes": null, "id": 6636, "name": "toWithdraw", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6486, "src": "5151:10:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 6479, "id": 6637, "nodeType": "Return", "src": "5144:17:10" } ] }, "documentation": null, "functionSelector": "2e1a7d4d", "id": 6639, "implemented": true, "kind": "function", "modifiers": [], "name": "withdraw", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 6476, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 6475, "mutability": "mutable", "name": "_value", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6639, "src": "4022:14:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6474, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4022:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "4021:16:10" }, "returnParameters": { "id": 6479, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 6478, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6639, "src": "4054:7:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6477, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4054:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "4053:9:10" }, "scope": 7377, "src": "4004:1161:10", "stateMutability": "nonpayable", "virtual": false, "visibility": "public" }, { "body": { "id": 6759, "nodeType": "Block", "src": "5261:655:10", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6651, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6648, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "5269:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6649, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5269:17:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": 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"nodeType": "IfStatement", "src": "6406:282:10", "trueBody": { "id": 6857, "nodeType": "Block", "src": "6425:263:10", "statements": [ { "assignments": [ 6841 ], "declarations": [ { "constant": false, "id": 6841, "mutability": "mutable", "name": "prevBalance", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6857, "src": "6430:19:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6840, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "6430:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 6844, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 6842, "name": "balance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7372, "src": "6452:7:10", "typeDescriptions": { "typeIdentifier": 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6900, "nodeType": "IfStatement", "src": "6745:163:10", "trueBody": { "id": 6899, "nodeType": "Block", "src": "6778:130:10", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6880, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6875, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6860, "src": "6788:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6879, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6876, "name": "validators", "nodeType": 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"src": "6788:25:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 6892, "nodeType": "IfStatement", "src": "6784:85:10", "trueBody": { "expression": { "argumentTypes": null, "id": 6890, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6881, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "6820:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6883, "indexExpression": { "argumentTypes": null, "id": 6882, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6860, "src": "6831:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "6820:13:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 6884, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "6836:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6889, "indexExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6888, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6885, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "6847:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6886, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "6847:17:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "argumentTypes": null, "hexValue": "31", "id": 6887, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "6867:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "6847:21:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "6836:33:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "6820:49:10", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 6891, "nodeType": "ExpressionStatement", "src": "6820:49:10" } }, { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 6893, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "6875:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6895, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "pop", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "6875:14:10", "typeDescriptions": { "typeIdentifier": "t_function_arraypop_nonpayable$__$returns$__$", "typeString": "function ()" } }, "id": 6896, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "6875:16:10", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6897, "nodeType": "ExpressionStatement", "src": "6875:16:10" }, { "id": 6898, "nodeType": "Break", "src": "6897:5:10" } ] } } ] }, "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6866, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 6863, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6860, "src": "6712:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 6864, "name": "validators", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6180, "src": "6716:10:10", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage", "typeString": "address[] storage ref" } }, "id": 6865, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "6716:17:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "6712:21:10", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 6902, "initializationExpression": { "assignments": [ 6860 ], "declarations": [ { "constant": false, "id": 6860, "mutability": "mutable", "name": "i", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6902, "src": "6697:9:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6859, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "6697:7:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 6862, "initialValue": { "argumentTypes": null, "hexValue": "30", "id": 6861, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "6709:1:10", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "6697:13:10" }, "loopExpression": { "expression": { "argumentTypes": null, "id": 6868, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "6735:3:10", "subExpression": { "argumentTypes": null, "id": 6867, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6860, "src": "6735:1:10", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 6869, "nodeType": "ExpressionStatement", "src": "6735:3:10" }, "nodeType": "ForStatement", "src": "6692:220:10" } ] }, "documentation": null, "functionSelector": "40a141ff", "id": 6904, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 6824, "modifierName": { "argumentTypes": null, "id": 6823, "name": "onlyOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7818, "src": "6313:9:10", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "6313:9:10" } ], "name": "removeValidator", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 6822, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 6821, "mutability": "mutable", "name": "_validator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6904, "src": "6286:18:10", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 6820, "name": "address", "nodeType": "ElementaryTypeName", "src": "6286:7:10", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "6285:20:10" }, "returnParameters": { "id": 6825, "nodeType": "ParameterList", "parameters": [], "src": "6323:0:10" }, "scope": 7377, "src": "6261:654:10", "stateMutability": "nonpayable", "virtual": false, "visibility": "public" }, { "body": { "id": 7067, "nodeType": "Block", "src": "6955:1473:10", "statements": [ { "assignments": [ 6908 ], "declarations": [ { "constant": false, 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