witnet-solidity-bridge

{ "contractName": "WitPriceFeedsSolverBase", "abi": [ { "inputs": [], "name": "delegator", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "class", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "stateMutability": "pure", "type": "function" }, { "inputs": [ { "internalType": "bytes4", "name": "", "type": "bytes4" } ], "name": "solve", "outputs": [ { "components": [ { "internalType": "uint64", "name": "value", "type": "uint64" }, { "internalType": "Witnet.Timestamp", "name": "timestamp", "type": "uint64" }, { "internalType": "Witnet.TransactionHash", "name": "drTxHash", "type": "bytes32" }, { "internalType": "enum IWitPriceFeedsLegacySolver.LatestUpdateStatus", "name": "latestStatus", "type": "uint8" } ], "internalType": "struct IWitPriceFeedsLegacySolver.Price", "name": "", "type": "tuple" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "specs", "outputs": [ { "internalType": "bytes4", "name": "", "type": "bytes4" } ], "stateMutability": "pure", "type": "function" }, { "inputs": [ { "internalType": "bytes4", "name": "feedId", "type": "bytes4" }, { "internalType": "string[]", "name": "deps", "type": "string[]" } ], "name": "validate", "outputs": [], "stateMutability": "nonpayable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.8.30+commit.73712a01\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[],\"name\":\"class\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"delegator\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes4\",\"name\":\"\",\"type\":\"bytes4\"}],\"name\":\"solve\",\"outputs\":[{\"components\":[{\"internalType\":\"uint64\",\"name\":\"value\",\"type\":\"uint64\"},{\"internalType\":\"Witnet.Timestamp\",\"name\":\"timestamp\",\"type\":\"uint64\"},{\"internalType\":\"Witnet.TransactionHash\",\"name\":\"drTxHash\",\"type\":\"bytes32\"},{\"internalType\":\"enum IWitPriceFeedsLegacySolver.LatestUpdateStatus\",\"name\":\"latestStatus\",\"type\":\"uint8\"}],\"internalType\":\"struct IWitPriceFeedsLegacySolver.Price\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"specs\",\"outputs\":[{\"internalType\":\"bytes4\",\"name\":\"\",\"type\":\"bytes4\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes4\",\"name\":\"feedId\",\"type\":\"bytes4\"},{\"internalType\":\"string[]\",\"name\":\"deps\",\"type\":\"string[]\"}],\"name\":\"validate\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"kind\":\"dev\",\"methods\":{},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{\"class()\":{\"notice\":\"=============================================================================================================== --- Yet to be implemented IWitPriceFeedsLegacySolver methods --------------------------------------------------------\"},\"delegator()\":{\"notice\":\"=============================================================================================================== --- Base implementation ---------------------------------------------------------------------------------------\"}},\"version\":1}},\"settings\":{\"compilationTarget\":{\"project:/contracts/mockups/legacy/WitPriceFeedsSolverBase.sol\":\"WitPriceFeedsSolverBase\"},\"evmVersion\":\"prague\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"project:/contracts/WitOracle.sol\":{\"keccak256\":\"0x7f20eab15140df459753dfa8e406b826918b56ebe2c46456f9d04345c02629d1\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://e0573ce3d48200c71d8235a1a8c055b706420b2037bd21336f3c61713c3b8349\",\"dweb:/ipfs/QmY7BnVaNXFtJs1BFdeaa7dQfvUVoZyfwtv9HuToCxUUHU\"]},\"project:/contracts/data/WitPriceFeedsLegacyDataLib.sol\":{\"keccak256\":\"0xd4eab3434b51c88c628faa9ff042122762f40d082002b0c1e8ccd167635452e1\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://2dc424d929cb930bb3f5da94117ab284b2b6062337e55d5a49034b4a8158fd22\",\"dweb:/ipfs/QmPXeUcbtSKK8gApymg7wwKSqRY3mMDB8RS643vofWCeMo\"]},\"project:/contracts/interfaces/IWitAppliance.sol\":{\"keccak256\":\"0xd207ca54a1049445a3d99eea497d9b34c6dbdd44d771eee825e4c031bd2f447e\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://f81de32d868ff2881ed6fe97cc897e40b4b11d23cbe53a0e23cf3e68f9c0f0a3\",\"dweb:/ipfs/QmeeXmzmK5MAzt7Hf5DB2L81efKtTzZg9VbQ8sUiTqEk5c\"]},\"project:/contracts/interfaces/IWitOracle.sol\":{\"keccak256\":\"0x26cbe2074c0b3f545a46d95fad5e2280b67edcd958e4ae0b88f3a018aa11b805\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://5324bac61f65e3edb01c88b9b75ca17affd593be88da5753a93b3f5304d3f479\",\"dweb:/ipfs/QmcVmNV6smbFiPaxvuN8ShkqbDZsT1wfjnF7f3qs6ke7QG\"]},\"project:/contracts/interfaces/IWitOracleAppliance.sol\":{\"keccak256\":\"0xcd8e57eca7f8042c85a83264e2ff6d1cd7a9f1521831736d7f57bcc7800642e6\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://5c639668e9439d60770b5df77436088ae7bd0aeb1d1be446552a98b6c29138f0\",\"dweb:/ipfs/QmbN3f5YuKMSd2j9tjay3VEkiYibGWpbfbwRNyrxA8k4o4\"]},\"project:/contracts/interfaces/IWitOracleQueriable.sol\":{\"keccak256\":\"0xdb0da1e377a35a7d620f43cb583a876750a52d91da2b888f48042483ad9c4910\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://edfcdf3e96ec3c5de7438f82e3d5a1dc9af9eb29080044213dccb26ff978354c\",\"dweb:/ipfs/Qmap2FzSysh2fug88eortbsTM7itFygRzKc9HfV43ePMik\"]},\"project:/contracts/interfaces/IWitOracleQueriableEvents.sol\":{\"keccak256\":\"0x47c283e931006d35bd2599524f86724e45eae6fad2fdd9cdecd1c85a90ff3f8c\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://3ad0520f99ec9298536ae9434f58caeb470c10dd3eaab1e4c7ed4cae9a97e2a2\",\"dweb:/ipfs/QmSuYCsSPweZfQc5Fbf9jYDdx4u7gwYCUdjhpcrrxmWZy6\"]},\"project:/contracts/interfaces/IWitOracleRadonRegistry.sol\":{\"keccak256\":\"0x437bbb89129311bd1cc8f6becd333df46109ec53b24d3159be942b225614071f\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://ef9bcdf4a73cb126885478c994821b7fe2b87d9221b767b4c9342b89b0d6550a\",\"dweb:/ipfs/QmXzZXPMxjSiFpcEnhg6CjLFNxGCpDZt22xpUh7VHxNTGd\"]},\"project:/contracts/interfaces/legacy/IWitOracleLegacy.sol\":{\"keccak256\":\"0xd2929c9aa5a02d261d6d1a068a6b7231ae58d8f81f081ba89f2d3267a31fbbb5\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://956b26323a02cf400c32012586954fc5dbc98b4d5b7a8b0533401cbda8619059\",\"dweb:/ipfs/QmSWdCRwL5t3atFM8osdaohLTqEEmY1FbnR6xrRCmw1GDM\"]},\"project:/contracts/interfaces/legacy/IWitOracleRequest.sol\":{\"keccak256\":\"0x0fb3f0ba03f4f7a0214ecb36df26525564cf51a8a2176cba92c185af8a1d419e\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://340b7bdb92c3259519fe120eb3061b393e7a5e9c1b576a2fe4eab020af466b64\",\"dweb:/ipfs/QmRt4wMX9WdxFwfdFMUZ3zKMAW1grS7qLk1x1PDMJdEAVU\"]},\"project:/contracts/interfaces/legacy/IWitOracleRequestTemplate.sol\":{\"keccak256\":\"0x9e065ef5880c64eefff5fcfb1347fde6684e0e311f8c2350a6aefdbd1f8b0f22\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://817de760c7cce9d00dcd4312aea6434d88abddf1c0e68ea7e8fb1e6c5165a445\",\"dweb:/ipfs/QmUNmtn85nFXbje2nRJQY2h65KJCVinDMMU6P2jQmo1Nij\"]},\"project:/contracts/interfaces/legacy/IWitPriceFeedsLegacy.sol\":{\"keccak256\":\"0x13222d4ec5a538477e792ff63338a12db2c0071d81a61aad7a046ad2880cefd7\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://a8f564e6a69264f7e0679525022978f9833a0f1273ef606e554c2a18ba964d13\",\"dweb:/ipfs/QmaAVfsvnJQvYwdsnYSXAnbJWopp15PR3atXxCwZS3AANC\"]},\"project:/contracts/interfaces/legacy/IWitPriceFeedsLegacyAdmin.sol\":{\"keccak256\":\"0x2a2a422478348acb0ced6e76dbc14dacbfec95833f874ecb588718523117fb0d\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://dcb6d3802e68441cb944f69ae5ba0e00b9ca82ad97f9adfaff5ffd44e0a6aae2\",\"dweb:/ipfs/QmYFvuGH6cUwhW67thWDMLfNcenicKcMgicLTnNAG4LHM7\"]},\"project:/contracts/interfaces/legacy/IWitPriceFeedsLegacySolver.sol\":{\"keccak256\":\"0x9543c5a64bbd38a3d1af6d00badda31c8c1fc90412efc7894023277e1e6b7490\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://ab133acd1c20af1f676bf17017c77e4918338fdbad764660e42d892a5f412eaf\",\"dweb:/ipfs/QmeQFGuv3jm46R4bux8NaW56SbFWHvvBNCqFzfafgtWi1W\"]},\"project:/contracts/libs/Bech32.sol\":{\"keccak256\":\"0x14618323a0efe7586c20906a2e9cee7ad63baa976ff231c57f7f2d7d3707fb8b\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://a19f05fe84047a7a6d3d6fc39972b432e6e536aa70472386a9d7a6d9aab64a64\",\"dweb:/ipfs/QmcHwUY66yjiotRH4Q3kbRvSzcHyLQ1yHL3KbtQKiMhtZE\"]},\"project:/contracts/libs/Secp256k1.sol\":{\"keccak256\":\"0xbe686002da5004ff39dd70709f3820eba2afe9323ae9cb894009c161e4b1a666\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://18fab91775216de0707cea9ad285b10be09127461a13432fea358bf9cb2a0c2e\",\"dweb:/ipfs/QmeRUGsgstnM4hxM9hpkBf3L6cE5btirEaowcMxmuw3utj\"]},\"project:/contracts/libs/Slices.sol\":{\"keccak256\":\"0x9d046fa558be922c9625a1fdc470f6e68b3c9b5745b6185cb4a4fc59181fa006\",\"license\":\"APACHE-2.0\",\"urls\":[\"bzz-raw://ab19ba09faf83aaa92947f0a0907f6522be89279a9a1b0e53d5393a23085947d\",\"dweb:/ipfs/QmeE9MwhpSFNTwyqDFpMFjftrJKR1edBhLjV3bdKQQHUVm\"]},\"project:/contracts/libs/Witnet.sol\":{\"keccak256\":\"0x1d446c3e534e40e676d1763bfb2897fadfac8afed904ab757843d7d6770b0a6c\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://338fb1073f17d64e8d31bfe492d9475ce906788ee08e6489ce30413f91dc1328\",\"dweb:/ipfs/QmPe5QX2AGTnQFjse1Xttq4ZYWwYAiXoySb5VUui3PqPhk\"]},\"project:/contracts/libs/WitnetBuffer.sol\":{\"keccak256\":\"0x8e07aebe2954ab3e6f2d8eceedb12db7cf915c1f3e8630f4fa9999cecb1c78ec\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://ed6c54cc901183d61546e8fd15bd5ea8ef238ebc915642946071d435dd7481ea\",\"dweb:/ipfs/Qmcaqta7YjUSBbBUGqoh44bsCS6UqqoyHjBuz4qnKBShXM\"]},\"project:/contracts/libs/WitnetCBOR.sol\":{\"keccak256\":\"0xd99308373575cc10fb7f2ceb0f6a8625f3911275c1fa27811fae498d98d03d97\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://b4909a999d7b660a2dc54ca957b6eccfa523e2765fc4d6a2574dee7d5cd67b43\",\"dweb:/ipfs/QmWGQT4KDcfSFe1hcHVoWx6E4PhYMaod5iLpJCWBEeShzh\"]},\"project:/contracts/mockups/legacy/WitPriceFeedsSolverBase.sol\":{\"keccak256\":\"0x1d0ef26adfc7800fdaddc09d620b9dc305a06c8fbc735d758dfc91b9cfe42cf2\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://0a26917ae426c64e8d07216005493f1b74fe417e1ffad54200f5feaa731ed16d\",\"dweb:/ipfs/QmQTbR5PxFsYL2bK6Z3ez72w6UQhEtMMCNgLXpvTxsNGE1\"]}},\"version\":1}", "bytecode": "0x", "deployedBytecode": "0x", "immutableReferences": {}, "generatedSources": [], "deployedGeneratedSources": [], "sourceMap": "", "deployedSourceMap": "", "source": "// SPDX-License-Identifier: MIT\r\n\r\npragma solidity >=0.8.0 <0.9.0;\r\n\r\nimport \"../../data/WitPriceFeedsLegacyDataLib.sol\";\r\n\r\nabstract contract WitPriceFeedsSolverBase\r\n is\r\n IWitPriceFeedsLegacySolver\r\n{\r\n /// ===============================================================================================================\r\n /// --- Yet to be implemented IWitPriceFeedsLegacySolver methods --------------------------------------------------------\r\n \r\n function class() virtual external pure returns (string memory);\r\n function solve(bytes4) virtual external view returns (Price memory);\r\n\r\n \r\n /// ===============================================================================================================\r\n /// --- Base implementation ---------------------------------------------------------------------------------------\r\n \r\n address public immutable override delegator;\r\n\r\n modifier onlyDelegator {\r\n require(\r\n address(this) == delegator,\r\n \"WitPriceFeedsSolverBase: not the delegator\"\r\n );\r\n _;\r\n }\r\n\r\n constructor() {\r\n delegator = msg.sender;\r\n }\r\n\r\n function specs() external pure returns (bytes4) {\r\n return type(IWitPriceFeedsLegacySolver).interfaceId;\r\n }\r\n\r\n function validate(bytes4 feedId, string[] calldata deps) virtual override external {\r\n bytes32 _depsFlag;\r\n uint256 _innerDecimals;\r\n require(\r\n deps.length <= 8,\r\n \"WitPriceFeedsSolverBase: too many dependencies\"\r\n );\r\n for (uint _ix = 0; _ix < deps.length; _ix ++) {\r\n bytes4 _depsId4 = bytes4(keccak256(bytes(deps[_ix])));\r\n WitPriceFeedsLegacyDataLib.Record storage __depsFeed = WitPriceFeedsLegacyDataLib.seekRecord(_depsId4);\r\n require(\r\n __depsFeed.index > 0, \r\n string(abi.encodePacked(\r\n \"WitPriceFeedsSolverBase: unsupported \",\r\n deps[_ix]\r\n ))\r\n );\r\n require(\r\n _depsId4 != feedId, \r\n string(abi.encodePacked(\r\n \"WitPriceFeedsSolverBase: loop on \",\r\n deps[_ix]\r\n ))\r\n );\r\n _depsFlag |= (bytes32(_depsId4) >> (32 * _ix));\r\n _innerDecimals += __depsFeed.decimals;\r\n }\r\n WitPriceFeedsLegacyDataLib.Record storage __feed = WitPriceFeedsLegacyDataLib.seekRecord(feedId);\r\n __feed.solverReductor = int(uint(__feed.decimals)) - int(_innerDecimals);\r\n __feed.solverDepsFlag = _depsFlag;\r\n }\r\n}", "sourcePath": "C:\\Users\\guill\\github\\guidiaz\\witnet-solidity-bridge\\contracts\\mockups\\legacy\\WitPriceFeedsSolverBase.sol", "ast": { "absolutePath": "project:/contracts/mockups/legacy/WitPriceFeedsSolverBase.sol", "exportedSymbols": { "Bech32": [ 31372 ], "IWitAppliance": [ 26514 ], "IWitOracle": [ 26581 ], "IWitOracleAppliance": [ 26593 ], "IWitOracleLegacy": [ 28786 ], "IWitOracleQueriable": [ 26795 ], "IWitOracleQueriableEvents": [ 26892 ], "IWitOracleRadonRegistry": [ 27394 ], "IWitOracleRequest": [ 28922 ], "IWitOracleRequestTemplate": [ 29115 ], "IWitPriceFeedsLegacy": [ 29361 ], "IWitPriceFeedsLegacyAdmin": [ 29469 ], "IWitPriceFeedsLegacySolver": [ 29521 ], "Secp256k1": [ 32535 ], "Slices": [ 34366 ], "WitOracle": [ 678 ], "WitPriceFeedsLegacyDataLib": [ 26464 ], "WitPriceFeedsSolverBase": [ 45009 ], "Witnet": [ 40741 ], "WitnetBuffer": [ 42631 ], "WitnetCBOR": [ 44174 ] }, "id": 45010, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 44807, "literals": [ "solidity", ">=", "0.8", ".0", "<", "0.9", ".0" ], "nodeType": "PragmaDirective", "src": "35:31:123" }, { "absolutePath": "project:/contracts/data/WitPriceFeedsLegacyDataLib.sol", "file": "../../data/WitPriceFeedsLegacyDataLib.sol", "id": 44808, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 45010, "sourceUnit": 26465, "src": "70:51:123", "symbolAliases": [], "unitAlias": "" }, { "abstract": true, "baseContracts": [ { "baseName": { "id": 44809, "name": "IWitPriceFeedsLegacySolver", "nameLocations": [ "184:26:123" ], "nodeType": "IdentifierPath", "referencedDeclaration": 29521, "src": "184:26:123" }, "id": 44810, "nodeType": "InheritanceSpecifier", "src": "184:26:123" } ], "canonicalName": "WitPriceFeedsSolverBase", "contractDependencies": [], "contractKind": "contract", "fullyImplemented": false, "id": 45009, "linearizedBaseContracts": [ 45009, 29521 ], "name": "WitPriceFeedsSolverBase", "nameLocation": "143:23:123", "nodeType": "ContractDefinition", "nodes": [ { "baseFunctions": [ 29494 ], "documentation": { "id": 44811, "nodeType": "StructuredDocumentation", "src": "219:242:123", "text": "===============================================================================================================\n --- Yet to be implemented IWitPriceFeedsLegacySolver methods --------------------------------------------------------" }, "functionSelector": "bff852fa", "id": 44816, "implemented": false, "kind": "function", "modifiers": [], "name": "class", "nameLocation": "482:5:123", "nodeType": "FunctionDefinition", "parameters": { "id": 44812, "nodeType": "ParameterList", "parameters": [], "src": "487:2:123" }, "returnParameters": { "id": 44815, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 44814, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 44816, "src": "521:13:123", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 44813, "name": "string", "nodeType": "ElementaryTypeName", "src": "521:6:123", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "visibility": "internal" } ], "src": "520:15:123" }, "scope": 45009, "src": "473:63:123", "stateMutability": "pure", "virtual": true, "visibility": "external" }, { "baseFunctions": [ 29507 ], "functionSelector": "e0d20f73", "id": 44824, "implemented": false, "kind": "function", "modifiers": [], "name": "solve", "nameLocation": "551:5:123", "nodeType": "FunctionDefinition", "parameters": { "id": 44819, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 44818, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 44824, "src": "557:6:123", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 44817, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "557:6:123", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "visibility": "internal" } ], "src": "556:8:123" }, "returnParameters": { "id": 44823, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 44822, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 44824, "src": "596:12:123", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Price_$29489_memory_ptr", "typeString": "struct IWitPriceFeedsLegacySolver.Price" }, "typeName": { "id": 44821, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 44820, "name": "Price", "nameLocations": [ "596:5:123" ], "nodeType": "IdentifierPath", "referencedDeclaration": 29489, "src": "596:5:123" }, "referencedDeclaration": 29489, "src": "596:5:123", "typeDescriptions": { "typeIdentifier": "t_struct$_Price_$29489_storage_ptr", "typeString": "struct IWitPriceFeedsLegacySolver.Price" } }, "visibility": "internal" } ], "src": "595:14:123" }, "scope": 45009, "src": "542:68:123", "stateMutability": "view", "virtual": true, "visibility": "external" }, { "baseFunctions": [ 29499 ], "constant": false, "documentation": { "id": 44825, "nodeType": "StructuredDocumentation", "src": "624:236:123", "text": "===============================================================================================================\n --- Base implementation ---------------------------------------------------------------------------------------" }, "functionSelector": "ce9b7930", "id": 44828, "mutability": "immutable", "name": "delegator", "nameLocation": "906:9:123", "nodeType": "VariableDeclaration", "overrides": { "id": 44827, "nodeType": "OverrideSpecifier", "overrides": [], "src": "897:8:123" }, "scope": 45009, "src": "872:43:123", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 44826, "name": "address", "nodeType": "ElementaryTypeName", "src": "872:7:123", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "public" }, { "body": { "id": 44841, "nodeType": "Block", "src": "947:149:123", "statements": [ { "expression": { 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