{ "contractName": "UltimateOracleData", "abi": [ { "constant": true, "inputs": [], "name": "forwardedOracle", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "frontRunnerPeriod", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "frontRunner", "outputs": [ { "name": "", "type": "int256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "totalAmount", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "int256" } ], "name": "totalOutcomeAmounts", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "forwardedOutcomeSetTimestamp", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "frontRunnerSetTimestamp", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "forwardedOutcome", "outputs": [ { "name": "", "type": "int256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "challengeAmount", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "collateralToken", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "address" }, { "name": "", "type": "int256" } ], "name": "outcomeAmounts", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "spreadMultiplier", "outputs": [ { "name": "", "type": "uint8" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "challengePeriod", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "anonymous": false, "inputs": [ { "indexed": false, "name": "outcome", "type": "int256" } ], "name": "ForwardedOracleOutcomeAssignment", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "sender", "type": "address" }, { "indexed": false, "name": "outcome", "type": "int256" } ], "name": "OutcomeChallenge", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "sender", "type": "address" }, { "indexed": false, "name": "outcome", "type": "int256" }, { "indexed": false, "name": "amount", "type": "uint256" } ], "name": "OutcomeVote", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "sender", "type": "address" }, { "indexed": false, "name": "amount", "type": "uint256" } ], "name": "Withdrawal", "type": "event" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.6+commit.b259423e\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"constant\":true,\"inputs\":[],\"name\":\"forwardedOracle\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"frontRunnerPeriod\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"frontRunner\",\"outputs\":[{\"name\":\"\",\"type\":\"int256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalAmount\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"int256\"}],\"name\":\"totalOutcomeAmounts\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"forwardedOutcomeSetTimestamp\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"frontRunnerSetTimestamp\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"forwardedOutcome\",\"outputs\":[{\"name\":\"\",\"type\":\"int256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"challengeAmount\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"collateralToken\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"address\"},{\"name\":\"\",\"type\":\"int256\"}],\"name\":\"outcomeAmounts\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"spreadMultiplier\",\"outputs\":[{\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"challengePeriod\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"outcome\",\"type\":\"int256\"}],\"name\":\"ForwardedOracleOutcomeAssignment\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"sender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"outcome\",\"type\":\"int256\"}],\"name\":\"OutcomeChallenge\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"sender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"outcome\",\"type\":\"int256\"},{\"indexed\":false,\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"OutcomeVote\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"sender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"Withdrawal\",\"type\":\"event\"}],\"devdoc\":{\"methods\":{}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/UltimateOracle.sol\":\"UltimateOracleData\"},\"evmVersion\":\"petersburg\",\"libraries\":{},\"optimizer\":{\"enabled\":false,\"runs\":200},\"remappings\":[]},\"sources\":{\"/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/Oracle.sol\":{\"keccak256\":\"0xf4d12f4a59c17e66dfa6791188f621a8914e2038a4e3f72d6fc9fb903ca8e18e\",\"urls\":[\"bzzr://a477ccd203e677cc904b1a4f8fcc85251c5b5e09c5c10eed27e01318584b16d1\"]},\"/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/UltimateOracle.sol\":{\"keccak256\":\"0x58cd0fc631023fdc5be8ca10d38d470c45b9bd6a07c55a32b1e37c5017c15c9d\",\"urls\":[\"bzzr://75b2c3baa37871dbb7604d38fc3c1a113dec600c55f7ad22a97f41675cf6c873\"]},\"@gnosis.pm/util-contracts/contracts/Proxy.sol\":{\"keccak256\":\"0xeab0e83a9ec9e7f052c0455a11577061ec6d1994db08dae429abd6faaabf6555\",\"urls\":[\"bzzr://b2c1273d4ec30e2f9e768eea8c510f8493a7359b03e01923d93eea86b57ec145\"]},\"openzeppelin-solidity/contracts/drafts/SignedSafeMath.sol\":{\"keccak256\":\"0xb4b45cd5475c318722ac0f8d7e2b9e77fee6f4f36374c1110fe615d50fbc0650\",\"urls\":[\"bzzr://a90fb457269c8a03ec5b811c71acef08a2751a4d2019b0661328610f9357dae7\"]},\"openzeppelin-solidity/contracts/math/SafeMath.sol\":{\"keccak256\":\"0x4ccf2d7b51873db1ccfd54ca2adae5eac3b184f9699911ed4490438419f1c690\",\"urls\":[\"bzzr://1604f5b6d6e916c154efd8c6720cda069e5ba32dfa0a9dedf2b42e5b02d07f89\"]},\"openzeppelin-solidity/contracts/t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"source": "pragma solidity ^0.5.0;\nimport \"../Oracles/Oracle.sol\";\nimport \"openzeppelin-solidity/contracts/token/ERC20/ERC20.sol\";\nimport \"openzeppelin-solidity/contracts/math/SafeMath.sol\";\nimport \"openzeppelin-solidity/contracts/drafts/SignedSafeMath.sol\";\nimport \"@gnosis.pm/util-contracts/contracts/Proxy.sol\";\n\n\ncontract UltimateOracleData {\n\n /*\n * Events\n */\n event ForwardedOracleOutcomeAssignment(int outcome);\n event OutcomeChallenge(address indexed sender, int outcome);\n event OutcomeVote(address indexed sender, int outcome, uint amount);\n event Withdrawal(address indexed sender, uint amount);\n\n /*\n * Storage\n */\n Oracle public forwardedOracle;\n ERC20 public collateralToken;\n uint8 public spreadMultiplier;\n uint public challengePeriod;\n uint public challengeAmount;\n uint public frontRunnerPeriod;\n\n int public forwardedOutcome;\n uint public forwardedOutcomeSetTimestamp;\n int public frontRunner;\n uint public frontRunnerSetTimestamp;\n\n uint public totalAmount;\n mapping (int => uint) public totalOutcomeAmounts;\n mapping (address => mapping (int => uint)) public outcomeAmounts;\n}\n\ncontract UltimateOracleProxy is Proxy, UltimateOracleData {\n\n /// @dev Constructor sets ultimate oracle properties\n /// @param _forwardedOracle Oracle address\n /// @param _collateralToken Collateral token address\n /// @param _spreadMultiplier Defines the spread as a multiple of the money bet on other outcomes\n /// @param _challengePeriod Time to challenge oracle outcome\n /// @param _challengeAmount Amount to challenge the outcome\n /// @param _frontRunnerPeriod Time to overbid the front-runner\n constructor(\n address proxied,\n Oracle _forwardedOracle,\n ERC20 _collateralToken,\n uint8 _spreadMultiplier,\n uint _challengePeriod,\n uint _challengeAmount,\n uint _frontRunnerPeriod\n )\n Proxy(proxied)\n public\n {\n // Validate inputs\n require( address(_forwardedOracle) != address(0)\n && address(_collateralToken) != address(0)\n && _spreadMultiplier >= 2\n && _challengePeriod > 0\n && _challengeAmount > 0\n && _frontRunnerPeriod > 0);\n forwardedOracle = _forwardedOracle;\n collateralToken = _collateralToken;\n spreadMultiplier = _spreadMultiplier;\n challengePeriod = _challengePeriod;\n challengeAmount = _challengeAmount;\n frontRunnerPeriod = _frontRunnerPeriod;\n }\n}\n\n/// @title Ultimate oracle contract - Allows to swap oracle result for ultimate oracle result\n/// @author Stefan George - \ncontract UltimateOracle is Proxied, Oracle, UltimateOracleData {\n using SignedSafeMath for int;\n using SafeMath for uint;\n\n /*\n * Public functions\n */\n /// @dev Allows to set oracle outcome\n function setForwardedOutcome()\n public\n {\n // There was no challenge and the outcome was not set yet in the ultimate oracle but in the forwarded oracle\n require( !isChallenged()\n && forwardedOutcomeSetTimestamp == 0\n && forwardedOracle.isOutcomeSet());\n forwardedOutcome = forwardedOracle.getOutcome();\n forwardedOutcomeSetTimestamp = now;\n emit ForwardedOracleOutcomeAssignment(forwardedOutcome);\n }\n\n /// @dev Allows to challenge the oracle outcome\n /// @param _outcome Outcome to bid on\n function challengeOutcome(int _outcome)\n public\n {\n // There was no challenge yet or the challenge period expired\n require( !isChallenged()\n && !isChallengePeriodOver()\n && collateralToken.transferFrom(msg.sender, address(this), challengeAmount));\n outcomeAmounts[msg.sender][_outcome] = challengeAmount;\n totalOutcomeAmounts[_outcome] = challengeAmount;\n totalAmount = challengeAmount;\n frontRunner = _outcome;\n frontRunnerSetTimestamp = now;\n emit OutcomeChallenge(msg.sender, _outcome);\n }\n\n /// @dev Allows to challenge the oracle outcome\n /// @param _outcome Outcome to bid on\n /// @param amount Amount to bid\n function voteForOutcome(int _outcome, uint amount)\n public\n {\n uint maxAmount = (totalAmount - totalOutcomeAmounts[_outcome]).mul(spreadMultiplier);\n\n if (maxAmount > totalOutcomeAmounts[_outcome])\n maxAmount -= totalOutcomeAmounts[_outcome];\n else\n maxAmount = 0;\n\n if (amount > maxAmount)\n amount = maxAmount;\n // Outcome is challenged and front runner period is not over yet and tokens can be transferred\n require( isChallenged()\n && !isFrontRunnerPeriodOver()\n && collateralToken.transferFrom(msg.sender, address(this), amount));\n outcomeAmounts[msg.sender][_outcome] = outcomeAmounts[msg.sender][_outcome].add(amount);\n totalOutcomeAmounts[_outcome] = totalOutcomeAmounts[_outcome].add(amount);\n totalAmount = totalAmount.add(amount);\n if (_outcome != frontRunner && totalOutcomeAmounts[_outcome] > totalOutcomeAmounts[frontRunner])\n {\n frontRunner = _outcome;\n frontRunnerSetTimestamp = now;\n }\n emit OutcomeVote(msg.sender, _outcome, amount);\n }\n\n /// @dev Withdraws winnings for user\n /// @return Winnings\n function withdraw()\n public\n returns (uint amount)\n {\n // Outcome was challenged and ultimate outcome decided\n require(isFrontRunnerPeriodOver());\n amount = totalAmount.mul(outcomeAmounts[msg.sender][frontRunner]) / totalOutcomeAmounts[frontRunner];\n outcomeAmounts[msg.sender][frontRunner] = 0;\n // Transfer earnings to contributor\n require(collateralToken.transfer(msg.sender, amount));\n emit Withdrawal(msg.sender, amount);\n }\n\n /// @dev Checks if time to challenge the outcome is over\n /// @return Is challenge period over?\n function isChallengePeriodOver()\n public\n view\n returns (bool)\n {\n return forwardedOutcomeSetTimestamp != 0 && now.sub(forwardedOutcomeSetTimestamp) > challengePeriod;\n }\n\n /// @dev Checks if time to overbid the front runner is over\n /// @return Is front runner period over?\n function isFrontRunnerPeriodOver()\n public\n view\n returns (bool)\n {\n return frontRunnerSetTimestamp != 0 && now.sub(frontRunnerSetTimestamp) > frontRunnerPeriod;\n }\n\n /// @dev Checks if outcome was challenged\n /// @return Is challenged?\n function isChallenged()\n public\n view\n returns (bool)\n {\n return frontRunnerSetTimestamp != 0;\n }\n\n /// @dev Returns if winning outcome is set\n /// @return Is outcome set?\n function isOutcomeSet()\n public\n view\n returns (bool)\n {\n return isChallengePeriodOver() && !isChallenged()\n || isFrontRunnerPeriodOver();\n }\n\n /// @dev Returns winning outcome\n /// @return Outcome\n function getOutcome()\n public\n view\n returns (int)\n {\n if (isFrontRunnerPeriodOver())\n return frontRunner;\n return forwardedOutcome;\n }\n}\n", "sourcePath": "/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/UltimateOracle.sol", "ast": { "absolutePath": "/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/UltimateOracle.sol", "exportedSymbols": { "UltimateOracle": [ 5603 ], "UltimateOracleData": [ 5165 ], "UltimateOracleProxy": [ 5249 ] }, "id": 5604, "nodeType": "SourceUnit", "nodes": [ { "id": 5103, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:25" }, { 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"ImportDirective", "scope": 5604, "sourceUnit": 7249, "src": "180:67:25", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@gnosis.pm/util-contracts/contracts/Proxy.sol", "file": "@gnosis.pm/util-contracts/contracts/Proxy.sol", "id": 5108, "nodeType": "ImportDirective", "scope": 5604, "sourceUnit": 6829, "src": "248:55:25", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": null, "fullyImplemented": true, "id": 5165, "linearizedBaseContracts": [ 5165 ], "name": "UltimateOracleData", "nodeType": "ContractDefinition", "nodes": [ { "anonymous": false, "documentation": null, "id": 5112, "name": "ForwardedOracleOutcomeAssignment", "nodeType": "EventDefinition", "parameters": { "id": 5111, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5110, "indexed": false, "name": "outcome", "nodeType": "VariableDeclaration", "scope": 5112, "src": "410:11:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" }, "typeName": { "id": 5109, "name": "int", "nodeType": "ElementaryTypeName", "src": "410:3:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "value": null, "visibility": "internal" } ], "src": "409:13:25" }, "src": "371:52:25" }, { "anonymous": false, "documentation": null, "id": 5118, "name": "OutcomeChallenge", "nodeType": "EventDefinition", "parameters": { "id": 5117, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5114, "indexed": true, "name": "sender", "nodeType": "VariableDeclaration", "scope": 5118, "src": "451:22:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 5113, "name": "address", "nodeType": "ElementaryTypeName", "src": "451:7:25", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 5116, "indexed": false, "name": "outcome", "nodeType": "VariableDeclaration", "scope": 5118, "src": "475:11:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" }, "typeName": { "id": 5115, "name": "int", "nodeType": "ElementaryTypeName", "src": "475:3:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "value": null, "visibility": "internal" } ], "src": "450:37:25" }, "src": "428:60:25" }, { "anonymous": false, "documentation": null, "id": 5126, "name": "OutcomeVote", "nodeType": "EventDefinition", "parameters": { "id": 5125, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5120, "indexed": true, "name": "sender", "nodeType": "VariableDeclaration", "scope": 5126, "src": "511:22:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 5119, "name": "address", "nodeType": "ElementaryTypeName", "src": "511:7:25", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 5122, "indexed": false, "name": "outcome", "nodeType": "VariableDeclaration", "scope": 5126, "src": "535:11:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" }, "typeName": { "id": 5121, "name": "int", "nodeType": "ElementaryTypeName", "src": "535:3:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 5124, "indexed": false, "name": "amount", "nodeType": "VariableDeclaration", "scope": 5126, "src": "548:11:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5123, "name": "uint", "nodeType": "ElementaryTypeName", "src": "548:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "510:50:25" }, "src": "493:68:25" }, { "anonymous": false, "documentation": null, "id": 5132, "name": "Withdrawal", "nodeType": "EventDefinition", "parameters": { "id": 5131, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5128, "indexed": true, "name": "sender", "nodeType": "VariableDeclaration", "scope": 5132, "src": "583:22:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 5127, "name": "address", "nodeType": "ElementaryTypeName", "src": "583:7:25", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 5130, "indexed": false, "name": "amount", "nodeType": "VariableDeclaration", "scope": 5132, "src": "607:11:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5129, "name": "uint", "nodeType": "ElementaryTypeName", "src": "607:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "582:37:25" }, "src": "566:54:25" }, { "constant": false, "id": 5134, "name": "forwardedOracle", "nodeType": "VariableDeclaration", "scope": 5165, "src": "657:29:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_Oracle_$4841", "typeString": "contract Oracle" }, "typeName": { "contractScope": null, "id": 5133, "name": "Oracle", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 4841, "src": "657:6:25", "typeDescriptions": { "typeIdentifier": "t_contract$_Oracle_$4841", "typeString": "contract Oracle" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5136, "name": "collateralToken", "nodeType": "VariableDeclaration", "scope": 5165, "src": "692:28:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$7778", "typeString": "contract ERC20" }, "typeName": { "contractScope": null, "id": 5135, "name": "ERC20", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 7778, "src": "692:5:25", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$7778", "typeString": "contract ERC20" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5138, "name": "spreadMultiplier", "nodeType": "VariableDeclaration", "scope": 5165, "src": "726:29:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 5137, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "726:5:25", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5140, "name": "challengePeriod", "nodeType": "VariableDeclaration", "scope": 5165, "src": "761:27:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5139, "name": "uint", "nodeType": "ElementaryTypeName", "src": "761:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5142, "name": "challengeAmount", "nodeType": "VariableDeclaration", "scope": 5165, "src": "794:27:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5141, "name": "uint", "nodeType": "ElementaryTypeName", "src": "794:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5144, "name": "frontRunnerPeriod", "nodeType": "VariableDeclaration", "scope": 5165, "src": "827:29:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5143, "name": "uint", "nodeType": "ElementaryTypeName", "src": "827:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5146, "name": "forwardedOutcome", "nodeType": "VariableDeclaration", "scope": 5165, "src": "863:27:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" }, "typeName": { "id": 5145, "name": "int", "nodeType": "ElementaryTypeName", "src": "863:3:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5148, "name": "forwardedOutcomeSetTimestamp", "nodeType": "VariableDeclaration", "scope": 5165, "src": "896:40:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5147, "name": "uint", "nodeType": "ElementaryTypeName", "src": "896:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5150, "name": "frontRunner", "nodeType": "VariableDeclaration", "scope": 5165, "src": "942:22:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" }, "typeName": { "id": 5149, "name": "int", "nodeType": "ElementaryTypeName", "src": "942:3:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5152, "name": "frontRunnerSetTimestamp", "nodeType": "VariableDeclaration", "scope": 5165, "src": "970:35:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5151, "name": "uint", "nodeType": "ElementaryTypeName", "src": "970:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5154, "name": "totalAmount", "nodeType": "VariableDeclaration", "scope": 5165, "src": "1012:23:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5153, "name": "uint", "nodeType": "ElementaryTypeName", "src": "1012:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 5158, "name": "totalOutcomeAmounts", "nodeType": "VariableDeclaration", "scope": 5165, "src": "1041:48:25", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_int256_$_t_uint256_$", "typeString": "mapping(int256 => uint256)" }, "typeName": { "id": 5157, "keyType": { "id": 5155, "name": "int", "nodeType": "ElementaryTypeName", "src": "1050:3:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "nodeType": "Mapping", "src": "1041:21:25", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_int256_$_t_uint256_$", "typeString": "mapping(int256 => uint256)" }, "valueType": { "id": 5156, "name": "uint", "nodeType": "ElementaryTypeName", "src": "1057:4:25", "typeDescriptions": { "typeIdentifier": 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"name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7920, "src": "4058:3:25", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 5347, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "4058:10:25", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "id": 5348, "name": "_outcome", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5295, "src": "4070:8:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_int256", "typeString": "int256" } ], "id": 5345, "name": "OutcomeChallenge", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5118, "src": "4041:16:25", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_int256_$returns$__$", "typeString": "function (address,int256)" } }, "id": 5349, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4041:38:25", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 5350, "nodeType": "EmitStatement", "src": "4036:43:25" } ] }, "documentation": "@dev Allows to challenge the oracle outcome\n @param _outcome Outcome to bid on", "id": 5352, "implemented": true, "kind": "function", "modifiers": [], "name": "challengeOutcome", "nodeType": "FunctionDefinition", "parameters": { "id": 5296, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5295, "name": "_outcome", "nodeType": "VariableDeclaration", "scope": 5352, "src": "3519:12:25", 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false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5329:10:25", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "id": 5473, "name": "_outcome", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5354, "src": "5341:8:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, { "argumentTypes": null, "id": 5474, "name": "amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5356, "src": "5351:6:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_int256", "typeString": "int256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 5470, "name": "OutcomeVote", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5126, "src": "5317:11:25", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_int256_$_t_uint256_$returns$__$", "typeString": "function (address,int256,uint256)" } }, "id": 5475, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5317:41:25", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 5476, "nodeType": "EmitStatement", "src": "5312:46:25" } ] }, "documentation": "@dev Allows to challenge the oracle outcome\n @param _outcome Outcome to bid on\n @param amount Amount to bid", "id": 5478, "implemented": true, "kind": "function", "modifiers": [], "name": "voteForOutcome", "nodeType": "FunctionDefinition", "parameters": { "id": 5357, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5354, 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"ParameterList", "parameters": [], "src": "4292:0:25" }, "scope": 5603, "src": "4222:1143:25", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" }, { "body": { "id": 5528, "nodeType": "Block", "src": "5506:429:25", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 5484, "name": "isFrontRunnerPeriodOver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5563, "src": "5587:23:25", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_bool_$", "typeString": "function () view returns (bool)" } }, "id": 5485, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5587:25:25", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { 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true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "5648:39:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 5489, "name": "totalAmount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5154, "src": "5632:11:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 5490, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "mul", "nodeType": "MemberAccess", "referencedDeclaration": 7334, "src": "5632:15:25", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 5497, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5632:56:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "/", "rightExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 5498, "name": "totalOutcomeAmounts", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5158, "src": "5691:19:25", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_int256_$_t_uint256_$", "typeString": "mapping(int256 => uint256)" } }, "id": 5500, "indexExpression": { "argumentTypes": null, "id": 5499, "name": "frontRunner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5150, "src": "5711:11:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": 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"indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 5505, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7920, "src": "5748:3:25", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 5506, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5748:10:25", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "5733:26:25", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_int256_$_t_uint256_$", "typeString": "mapping(int256 => uint256)" } }, "id": 5509, "indexExpression": { "argumentTypes": null, "id": 5507, "name": "frontRunner", "nodeType": "Identifier", "overloadedDeclarations": [], 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"6537:17:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "6502:52:25", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "6470:84:25", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 5550, "id": 5561, "nodeType": "Return", "src": "6463:91:25" } ] }, "documentation": "@dev Checks if time to overbid the front runner is over\n @return Is front runner period over?", "id": 5563, "implemented": true, "kind": "function", "modifiers": [], "name": "isFrontRunnerPeriodOver", "nodeType": "FunctionDefinition", "parameters": { "id": 5547, "nodeType": "ParameterList", "parameters": [], "src": "6395:2:25" }, "returnParameters": { "id": 5550, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5549, "name": "", "nodeType": "VariableDeclaration", "scope": 5563, "src": "6443:4:25", "stateVariable": false, "storageLocation": "default", 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"id": 5566, "name": "", "nodeType": "VariableDeclaration", "scope": 5573, "src": "6713:4:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 5565, "name": "bool", "nodeType": "ElementaryTypeName", "src": "6713:4:25", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "6712:6:25" }, "scope": 5603, "src": "6644:131:25", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 5588, "nodeType": "Block", "src": "6939:113:25", "statements": [ { "expression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 5586, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 5583, "isConstant": 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"overloadedDeclarations": [], "referencedDeclaration": 5354, "src": "5341:8:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, { "argumentTypes": null, "id": 5474, "name": "amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5356, "src": "5351:6:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_int256", "typeString": "int256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 5470, "name": "OutcomeVote", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5126, "src": "5317:11:25", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_int256_$_t_uint256_$returns$__$", "typeString": "function (address,int256,uint256)" } }, "id": 5475, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5317:41:25", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 5476, "nodeType": "EmitStatement", "src": "5312:46:25" } ] }, "documentation": "@dev Allows to challenge the oracle outcome\n @param _outcome Outcome to bid on\n @param amount Amount to bid", "id": 5478, "implemented": true, "kind": "function", "modifiers": [], "name": "voteForOutcome", "nodeType": "FunctionDefinition", "parameters": { "id": 5357, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5354, "name": "_outcome", "nodeType": "VariableDeclaration", "scope": 5478, "src": "4246:12:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" }, "typeName": { "id": 5353, "name": "int", "nodeType": "ElementaryTypeName", "src": "4246:3:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 5356, "name": "amount", "nodeType": "VariableDeclaration", "scope": 5478, "src": "4260:11:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 5355, "name": "uint", "nodeType": "ElementaryTypeName", "src": "4260:4:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "4245:27:25" }, "returnParameters": { "id": 5358, "nodeType": "ParameterList", "parameters": [], "src": "4292:0:25" }, "scope": 5603, "src": "4222:1143:25", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" }, { "body": { "id": 5528, "nodeType": "Block", "src": "5506:429:25", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 5484, "name": "isFrontRunnerPeriodOver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5563, "src": "5587:23:25", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_bool_$", "typeString": "function () view returns (bool)" } }, "id": 5485, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5587:25:25", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 5483, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 7923, 7924 ], "referencedDeclaration": 7923, "src": "5579:7:25", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$returns$__$", "typeString": "function (bool) pure" } }, "id": 5486, 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"argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 5491, "name": "outcomeAmounts", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5164, "src": "5648:14:25", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_int256_$_t_uint256_$_$", "typeString": "mapping(address => mapping(int256 => uint256))" } }, "id": 5494, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 5492, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7920, "src": "5663:3:25", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 5493, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5663:10:25", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "5648:26:25", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_int256_$_t_uint256_$", "typeString": "mapping(int256 => uint256)" } }, "id": 5496, "indexExpression": { "argumentTypes": null, "id": 5495, "name": "frontRunner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5150, "src": "5675:11:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "5648:39:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 5489, "name": "totalAmount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5154, "src": "5632:11:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 5490, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "mul", "nodeType": "MemberAccess", "referencedDeclaration": 7334, "src": "5632:15:25", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 5497, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5632:56:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "/", "rightExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 5498, "name": "totalOutcomeAmounts", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5158, "src": "5691:19:25", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_int256_$_t_uint256_$", "typeString": "mapping(int256 => uint256)" } }, "id": 5500, "indexExpression": { "argumentTypes": null, "id": 5499, "name": "frontRunner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5150, "src": "5711:11:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "5691:32:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "5632:91:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "5623:100:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 5503, "nodeType": "ExpressionStatement", "src": "5623:100:25" }, { "expression": { "argumentTypes": null, "id": 5511, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 5504, "name": "outcomeAmounts", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5164, "src": "5733:14:25", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_int256_$_t_uint256_$_$", "typeString": "mapping(address => mapping(int256 => uint256))" } }, "id": 5508, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 5505, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7920, "src": "5748:3:25", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 5506, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5748:10:25", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "5733:26:25", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_int256_$_t_uint256_$", "typeString": "mapping(int256 => uint256)" } }, "id": 5509, "indexExpression": { "argumentTypes": null, "id": 5507, "name": "frontRunner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5150, "src": "5760:11:25", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "5733:39:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "hexValue": "30", "id": 5510, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "5775:1:25", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "5733:43:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 5512, "nodeType": "ExpressionStatement", "src": "5733:43:25" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 5516, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7920, "src": "5863:3:25", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 5517, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5863:10:25", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "id": 5518, "name": "amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5481, "src": "5875:6:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 5514, "name": "collateralToken", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5136, "src": "5838:15:25", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$7778", "typeString": "contract ERC20" } }, "id": 5515, "isConstant": false, "isLValue": false, "isPure": 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