{ "contractName": "Ownable", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "previousOwner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newOwner", "type": "address" } ], "name": "OwnershipTransferred", "type": "event" }, { "inputs": [], "name": "owner", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "renounceOwnership", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "newOwner", "type": "address" } ], "name": "transferOwnership", "outputs": [], "stateMutability": "nonpayable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.8.7+commit.e28d00a7\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"details\":\"Contract module which provides a basic access control mechanism, where there is an account (an owner) that can be granted exclusive access to specific functions. By default, the owner account will be the one that deploys the contract. This can later be changed with {transferOwnership}. This module is used through inheritance. It will make available the modifier `onlyOwner`, which can be applied to your functions to restrict their use to the owner.\",\"kind\":\"dev\",\"methods\":{\"constructor\":{\"details\":\"Initializes the contract setting the deployer as the initial owner.\"},\"owner()\":{\"details\":\"Returns the address of the current owner.\"},\"renounceOwnership()\":{\"details\":\"Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner.\"},\"transferOwnership(address)\":{\"details\":\"Transfers ownership of the contract to a new account (`newOwner`). Can only be called by the current owner.\"}},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"@openzeppelin/contracts/access/Ownable.sol\":\"Ownable\"},\"evmVersion\":\"london\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/access/Ownable.sol\":{\"keccak256\":\"0xa94b34880e3c1b0b931662cb1c09e5dfa6662f31cba80e07c5ee71cd135c9673\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://40fb1b5102468f783961d0af743f91b9980cf66b50d1d12009f6bb1869cea4d2\",\"dweb:/ipfs/QmYqEbJML4jB1GHbzD4cUZDtJg5wVwNm3vDJq1GbyDus8y\"]},\"@openzeppelin/contracts/utils/Context.sol\":{\"keccak256\":\"0xe2e337e6dde9ef6b680e07338c493ebea1b5fd09b43424112868e9cc1706bca7\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://6df0ddf21ce9f58271bdfaa85cde98b200ef242a05a3f85c2bc10a8294800a92\",\"dweb:/ipfs/QmRK2Y5Yc6BK7tGKkgsgn3aJEQGi5aakeSPZvS65PV8Xp3\"]}},\"version\":1}", "bytecode": "0x", "deployedBytecode": "0x", "immutableReferences": {}, "sourceMap": "", "deployedSourceMap": "", "source": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../utils/Context.sol\";\n\n/**\n * @dev Contract module which provides a basic access control mechanism, where\n * there is an account (an owner) that can be granted exclusive access to\n * specific functions.\n *\n * By default, the owner account will be the one that deploys the contract. This\n * can later be changed with {transferOwnership}.\n *\n * This module is used through inheritance. It will make available the modifier\n * `onlyOwner`, which can be applied to your functions to restrict their use to\n * the owner.\n */\nabstract contract Ownable is Context {\n address private _owner;\n\n event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\n\n /**\n * @dev Initializes the contract setting the deployer as the initial owner.\n */\n constructor() {\n _transferOwnership(_msgSender());\n }\n\n /**\n * @dev Throws if called by any account other than the owner.\n */\n modifier onlyOwner() {\n _checkOwner();\n _;\n }\n\n /**\n * @dev Returns the address of the current owner.\n */\n function owner() public view virtual returns (address) {\n return _owner;\n }\n\n /**\n * @dev Throws if the sender is not the owner.\n */\n function _checkOwner() internal view virtual {\n require(owner() == _msgSender(), \"Ownable: caller is not the owner\");\n }\n\n /**\n * @dev Leaves the contract without owner. It will not be possible to call\n * `onlyOwner` functions anymore. Can only be called by the current owner.\n *\n * NOTE: Renouncing ownership will leave the contract without an owner,\n * thereby removing any functionality that is only available to the owner.\n */\n function renounceOwnership() public virtual onlyOwner {\n _transferOwnership(address(0));\n }\n\n /**\n * @dev Transfers ownership of the contract to a new account (`newOwner`).\n * Can only be called by the current owner.\n */\n function transferOwnership(address newOwner) public virtual onlyOwner {\n require(newOwner != address(0), \"Ownable: new owner is the zero address\");\n _transferOwnership(newOwner);\n }\n\n /**\n * @dev Transfers ownership of the contract to a new account (`newOwner`).\n * Internal function without access restriction.\n */\n function _transferOwnership(address newOwner) internal virtual {\n address oldOwner = _owner;\n _owner = newOwner;\n emit OwnershipTransferred(oldOwner, newOwner);\n }\n}\n", "sourcePath": "@openzeppelin/contracts/access/Ownable.sol", "ast": { "absolutePath": "@openzeppelin/contracts/access/Ownable.sol", "exportedSymbols": { "Context": [ 11508 ], "Ownable": [ 10182 ] }, "id": 10183, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 10071, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "102:23:47" }, { "absolutePath": "@openzeppelin/contracts/utils/Context.sol", "file": "../utils/Context.sol", "id": 10072, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 10183, "sourceUnit": 11509, "src": "127:30:47", "symbolAliases": [], "unitAlias": "" }, { "abstract": true, "baseContracts": [ { "baseName": { "id": 10074, "name": "Context", "nodeType": "IdentifierPath", "referencedDeclaration": 11508, "src": "683:7:47" }, "id": 10075, "nodeType": "InheritanceSpecifier", "src": "683:7:47" } ], "contractDependencies": [], "contractKind": "contract", "documentation": { "id": 10073, "nodeType": "StructuredDocumentation", "src": "159:494:47", "text": " @dev Contract module which provides a basic access control mechanism, where\n there is an account (an owner) that can be granted exclusive access to\n specific functions.\n By default, the owner account will be the one that deploys the contract. This\n can later be changed with {transferOwnership}.\n This module is used through inheritance. It will make available the modifier\n `onlyOwner`, which can be applied to your functions to restrict their use to\n the owner." }, "fullyImplemented": true, "id": 10182, "linearizedBaseContracts": [ 10182, 11508 ], "name": "Ownable", "nameLocation": "672:7:47", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 10077, "mutability": "mutable", "name": "_owner", "nameLocation": "713:6:47", "nodeType": "VariableDeclaration", "scope": 10182, "src": "697:22:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10076, "name": "address", "nodeType": "ElementaryTypeName", "src": "697:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "private" }, { "anonymous": false, "id": 10083, "name": "OwnershipTransferred", "nameLocation": "732:20:47", "nodeType": "EventDefinition", "parameters": { "id": 10082, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10079, "indexed": true, "mutability": "mutable", "name": "previousOwner", "nameLocation": "769:13:47", "nodeType": "VariableDeclaration", "scope": 10083, "src": "753:29:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10078, "name": "address", "nodeType": "ElementaryTypeName", "src": "753:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 10081, "indexed": true, "mutability": "mutable", "name": "newOwner", "nameLocation": "800:8:47", "nodeType": "VariableDeclaration", "scope": 10083, "src": "784:24:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10080, "name": "address", "nodeType": "ElementaryTypeName", "src": "784:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "752:57:47" }, "src": "726:84:47" }, { "body": { "id": 10092, "nodeType": "Block", "src": "926:49:47", "statements": [ { "expression": { "arguments": [ { "arguments": [], "expression": { "argumentTypes": [], "id": 10088, "name": "_msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11498, "src": "955:10:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 10089, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "955:12:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 10087, "name": "_transferOwnership", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10181, "src": "936:18:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 10090, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "936:32:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10091, "nodeType": "ExpressionStatement", "src": "936:32:47" } ] }, "documentation": { "id": 10084, "nodeType": "StructuredDocumentation", "src": "816:91:47", "text": " @dev Initializes the contract setting the deployer as the initial owner." }, "id": 10093, "implemented": true, "kind": "constructor", "modifiers": [], "name": "", "nameLocation": "-1:-1:-1", "nodeType": "FunctionDefinition", "parameters": { "id": 10085, "nodeType": "ParameterList", "parameters": [], "src": "923:2:47" }, "returnParameters": { "id": 10086, "nodeType": "ParameterList", "parameters": [], "src": "926:0:47" }, "scope": 10182, "src": "912:63:47", "stateMutability": "nonpayable", "virtual": false, "visibility": "internal" }, { "body": { "id": 10100, "nodeType": "Block", "src": "1084:41:47", "statements": [ { "expression": { "arguments": [], "expression": { "argumentTypes": [], "id": 10096, "name": "_checkOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10124, "src": "1094:11:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$__$", "typeString": "function () view" } }, "id": 10097, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1094:13:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10098, "nodeType": "ExpressionStatement", "src": "1094:13:47" }, { "id": 10099, "nodeType": "PlaceholderStatement", "src": "1117:1:47" } ] }, "documentation": { "id": 10094, "nodeType": "StructuredDocumentation", "src": "981:77:47", "text": " @dev Throws if called by any account other than the owner." }, "id": 10101, "name": "onlyOwner", "nameLocation": "1072:9:47", "nodeType": "ModifierDefinition", "parameters": { "id": 10095, "nodeType": "ParameterList", "parameters": [], "src": "1081:2:47" }, "src": "1063:62:47", "virtual": false, "visibility": "internal" }, { "body": { "id": 10109, "nodeType": "Block", "src": "1256:30:47", "statements": [ { "expression": { "id": 10107, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10077, "src": "1273:6:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 10106, "id": 10108, "nodeType": "Return", "src": "1266:13:47" } ] }, "documentation": { "id": 10102, "nodeType": "StructuredDocumentation", "src": "1131:65:47", "text": " @dev Returns the address of the current owner." }, "functionSelector": "8da5cb5b", "id": 10110, "implemented": true, "kind": "function", "modifiers": [], "name": "owner", "nameLocation": "1210:5:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10103, "nodeType": "ParameterList", "parameters": [], "src": "1215:2:47" }, "returnParameters": { "id": 10106, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10105, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 10110, "src": "1247:7:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10104, "name": "address", "nodeType": "ElementaryTypeName", "src": "1247:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "1246:9:47" }, "scope": 10182, "src": "1201:85:47", "stateMutability": "view", "virtual": true, "visibility": "public" }, { "body": { "id": 10123, "nodeType": "Block", "src": "1404:85:47", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 10119, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 10115, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10110, "src": "1422:5:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 10116, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1422:7:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 10117, "name": "_msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11498, "src": "1433:10:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 10118, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1433:12:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1422:23:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572", "id": 10120, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1447:34:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_9924ebdf1add33d25d4ef888e16131f0a5687b0580a36c21b5c301a6c462effe", "typeString": "literal_string \"Ownable: caller is not the owner\"" }, "value": "Ownable: caller is not the owner" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_9924ebdf1add33d25d4ef888e16131f0a5687b0580a36c21b5c301a6c462effe", "typeString": "literal_string \"Ownable: caller is not the owner\"" } ], "id": 10114, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "1414:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 10121, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1414:68:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10122, "nodeType": "ExpressionStatement", "src": "1414:68:47" } ] }, "documentation": { "id": 10111, "nodeType": "StructuredDocumentation", "src": "1292:62:47", "text": " @dev Throws if the sender is not the owner." }, "id": 10124, "implemented": true, "kind": "function", "modifiers": [], "name": "_checkOwner", "nameLocation": "1368:11:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10112, "nodeType": "ParameterList", "parameters": [], "src": "1379:2:47" }, "returnParameters": { "id": 10113, "nodeType": "ParameterList", "parameters": [], "src": "1404:0:47" }, "scope": 10182, "src": "1359:130:47", "stateMutability": "view", "virtual": true, "visibility": "internal" }, { "body": { "id": 10137, "nodeType": "Block", "src": "1885:47:47", "statements": [ { "expression": { "arguments": [ { "arguments": [ { "hexValue": "30", "id": 10133, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1922:1:47", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 10132, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1914:7:47", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 10131, "name": "address", "nodeType": "ElementaryTypeName", "src": "1914:7:47", "typeDescriptions": {} } }, "id": 10134, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1914:10:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 10130, "name": "_transferOwnership", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10181, "src": "1895:18:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 10135, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1895:30:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10136, "nodeType": "ExpressionStatement", "src": "1895:30:47" } ] }, "documentation": { "id": 10125, "nodeType": "StructuredDocumentation", "src": "1495:331:47", "text": " @dev Leaves the contract without owner. It will not be possible to call\n `onlyOwner` functions anymore. Can only be called by the current owner.\n NOTE: Renouncing ownership will leave the contract without an owner,\n thereby removing any functionality that is only available to the owner." }, "functionSelector": "715018a6", "id": 10138, "implemented": true, "kind": "function", "modifiers": [ { "id": 10128, "kind": "modifierInvocation", "modifierName": { "id": 10127, "name": "onlyOwner", "nodeType": "IdentifierPath", "referencedDeclaration": 10101, "src": "1875:9:47" }, "nodeType": "ModifierInvocation", "src": "1875:9:47" } ], "name": "renounceOwnership", "nameLocation": "1840:17:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10126, "nodeType": "ParameterList", "parameters": [], "src": "1857:2:47" }, "returnParameters": { "id": 10129, "nodeType": "ParameterList", "parameters": [], "src": "1885:0:47" }, "scope": 10182, "src": "1831:101:47", "stateMutability": "nonpayable", "virtual": true, "visibility": "public" }, { "body": { "id": 10160, "nodeType": "Block", "src": "2151:128:47", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 10152, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 10147, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10141, "src": "2169:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 10150, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2189:1:47", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 10149, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2181:7:47", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 10148, "name": "address", "nodeType": "ElementaryTypeName", "src": "2181:7:47", "typeDescriptions": {} } }, "id": 10151, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2181:10:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2169:22:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "4f776e61626c653a206e6577206f776e657220697320746865207a65726f2061646472657373", "id": 10153, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2193:40:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_245f15ff17f551913a7a18385165551503906a406f905ac1c2437281a7cd0cfe", "typeString": "literal_string \"Ownable: new owner is the zero address\"" }, "value": "Ownable: new owner is the zero address" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_245f15ff17f551913a7a18385165551503906a406f905ac1c2437281a7cd0cfe", "typeString": "literal_string \"Ownable: new owner is the zero address\"" } ], "id": 10146, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "2161:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 10154, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2161:73:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10155, "nodeType": "ExpressionStatement", "src": "2161:73:47" }, { "expression": { "arguments": [ { "id": 10157, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10141, "src": "2263:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 10156, "name": "_transferOwnership", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10181, "src": "2244:18:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 10158, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2244:28:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10159, "nodeType": "ExpressionStatement", "src": "2244:28:47" } ] }, "documentation": { "id": 10139, "nodeType": "StructuredDocumentation", "src": "1938:138:47", "text": " @dev Transfers ownership of the contract to a new account (`newOwner`).\n Can only be called by the current owner." }, "functionSelector": "f2fde38b", "id": 10161, "implemented": true, "kind": "function", "modifiers": [ { "id": 10144, "kind": "modifierInvocation", "modifierName": { "id": 10143, "name": "onlyOwner", "nodeType": "IdentifierPath", "referencedDeclaration": 10101, "src": "2141:9:47" }, "nodeType": "ModifierInvocation", "src": "2141:9:47" } ], "name": "transferOwnership", "nameLocation": "2090:17:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10142, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10141, "mutability": "mutable", "name": "newOwner", "nameLocation": "2116:8:47", "nodeType": "VariableDeclaration", "scope": 10161, "src": "2108:16:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10140, "name": "address", "nodeType": "ElementaryTypeName", "src": "2108:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "2107:18:47" }, "returnParameters": { "id": 10145, "nodeType": "ParameterList", "parameters": [], "src": "2151:0:47" }, "scope": 10182, "src": "2081:198:47", "stateMutability": "nonpayable", "virtual": true, "visibility": "public" }, { "body": { "id": 10180, "nodeType": "Block", "src": "2496:124:47", "statements": [ { "assignments": [ 10168 ], "declarations": [ { "constant": false, "id": 10168, "mutability": "mutable", "name": "oldOwner", "nameLocation": "2514:8:47", "nodeType": "VariableDeclaration", "scope": 10180, "src": "2506:16:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10167, "name": "address", "nodeType": "ElementaryTypeName", "src": "2506:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "id": 10170, "initialValue": { "id": 10169, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10077, "src": "2525:6:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "2506:25:47" }, { "expression": { "id": 10173, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 10171, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10077, "src": "2541:6:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 10172, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10164, "src": "2550:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2541:17:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 10174, "nodeType": "ExpressionStatement", "src": "2541:17:47" }, { "eventCall": { "arguments": [ { "id": 10176, "name": "oldOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10168, "src": "2594:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 10177, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10164, "src": "2604:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 10175, "name": "OwnershipTransferred", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10083, "src": "2573:20:47", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$", "typeString": "function (address,address)" } }, "id": 10178, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2573:40:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10179, "nodeType": "EmitStatement", "src": "2568:45:47" } ] }, "documentation": { "id": 10162, "nodeType": "StructuredDocumentation", "src": "2285:143:47", "text": " @dev Transfers ownership of the contract to a new account (`newOwner`).\n Internal function without access restriction." }, "id": 10181, "implemented": true, "kind": "function", "modifiers": [], "name": "_transferOwnership", "nameLocation": "2442:18:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10165, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10164, "mutability": "mutable", "name": "newOwner", "nameLocation": "2469:8:47", "nodeType": "VariableDeclaration", "scope": 10181, "src": "2461:16:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10163, "name": "address", "nodeType": "ElementaryTypeName", "src": "2461:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "2460:18:47" }, "returnParameters": { "id": 10166, "nodeType": "ParameterList", "parameters": [], "src": "2496:0:47" }, "scope": 10182, "src": "2433:187:47", "stateMutability": "nonpayable", "virtual": true, "visibility": "internal" } ], "scope": 10183, "src": "654:1968:47", "usedErrors": [] } ], "src": "102:2521:47" }, "legacyAST": { "absolutePath": "@openzeppelin/contracts/access/Ownable.sol", "exportedSymbols": { "Context": [ 11508 ], "Ownable": [ 10182 ] }, "id": 10183, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 10071, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "102:23:47" }, { "absolutePath": "@openzeppelin/contracts/utils/Context.sol", "file": "../utils/Context.sol", "id": 10072, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 10183, "sourceUnit": 11509, "src": "127:30:47", "symbolAliases": [], "unitAlias": "" }, { "abstract": true, "baseContracts": [ { "baseName": { "id": 10074, "name": "Context", "nodeType": "IdentifierPath", "referencedDeclaration": 11508, "src": "683:7:47" }, "id": 10075, "nodeType": "InheritanceSpecifier", "src": "683:7:47" } ], "contractDependencies": [], "contractKind": "contract", "documentation": { "id": 10073, "nodeType": "StructuredDocumentation", "src": "159:494:47", "text": " @dev Contract module which provides a basic access control mechanism, where\n there is an account (an owner) that can be granted exclusive access to\n specific functions.\n By default, the owner account will be the one that deploys the contract. This\n can later be changed with {transferOwnership}.\n This module is used through inheritance. It will make available the modifier\n `onlyOwner`, which can be applied to your functions to restrict their use to\n the owner." }, "fullyImplemented": true, "id": 10182, "linearizedBaseContracts": [ 10182, 11508 ], "name": "Ownable", "nameLocation": "672:7:47", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 10077, "mutability": "mutable", "name": "_owner", "nameLocation": "713:6:47", "nodeType": "VariableDeclaration", "scope": 10182, "src": "697:22:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10076, "name": "address", "nodeType": "ElementaryTypeName", "src": "697:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "private" }, { "anonymous": false, "id": 10083, "name": "OwnershipTransferred", "nameLocation": "732:20:47", "nodeType": "EventDefinition", "parameters": { "id": 10082, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10079, "indexed": true, "mutability": "mutable", "name": "previousOwner", "nameLocation": "769:13:47", "nodeType": "VariableDeclaration", "scope": 10083, "src": "753:29:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10078, "name": "address", "nodeType": "ElementaryTypeName", "src": "753:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 10081, "indexed": true, "mutability": "mutable", "name": "newOwner", "nameLocation": "800:8:47", "nodeType": "VariableDeclaration", "scope": 10083, "src": "784:24:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10080, "name": "address", "nodeType": "ElementaryTypeName", "src": "784:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "752:57:47" }, "src": "726:84:47" }, { "body": { "id": 10092, "nodeType": "Block", "src": "926:49:47", "statements": [ { "expression": { "arguments": [ { "arguments": [], "expression": { "argumentTypes": [], "id": 10088, "name": "_msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11498, "src": "955:10:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 10089, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "955:12:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 10087, "name": "_transferOwnership", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10181, "src": "936:18:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 10090, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "936:32:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10091, "nodeType": "ExpressionStatement", "src": "936:32:47" } ] }, "documentation": { "id": 10084, "nodeType": "StructuredDocumentation", "src": "816:91:47", "text": " @dev Initializes the contract setting the deployer as the initial owner." }, "id": 10093, "implemented": true, "kind": "constructor", "modifiers": [], "name": "", "nameLocation": "-1:-1:-1", "nodeType": "FunctionDefinition", "parameters": { "id": 10085, "nodeType": "ParameterList", "parameters": [], "src": "923:2:47" }, "returnParameters": { "id": 10086, "nodeType": "ParameterList", "parameters": [], "src": "926:0:47" }, "scope": 10182, "src": "912:63:47", "stateMutability": "nonpayable", "virtual": false, "visibility": "internal" }, { "body": { "id": 10100, "nodeType": "Block", "src": "1084:41:47", "statements": [ { "expression": { "arguments": [], "expression": { "argumentTypes": [], "id": 10096, "name": "_checkOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10124, "src": "1094:11:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$__$", "typeString": "function () view" } }, "id": 10097, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1094:13:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10098, "nodeType": "ExpressionStatement", "src": "1094:13:47" }, { "id": 10099, "nodeType": "PlaceholderStatement", "src": "1117:1:47" } ] }, "documentation": { "id": 10094, "nodeType": "StructuredDocumentation", "src": "981:77:47", "text": " @dev Throws if called by any account other than the owner." }, "id": 10101, "name": "onlyOwner", "nameLocation": "1072:9:47", "nodeType": "ModifierDefinition", "parameters": { "id": 10095, "nodeType": "ParameterList", "parameters": [], "src": "1081:2:47" }, "src": "1063:62:47", "virtual": false, "visibility": "internal" }, { "body": { "id": 10109, "nodeType": "Block", "src": "1256:30:47", "statements": [ { "expression": { "id": 10107, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10077, "src": "1273:6:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 10106, "id": 10108, "nodeType": "Return", "src": "1266:13:47" } ] }, "documentation": { "id": 10102, "nodeType": "StructuredDocumentation", "src": "1131:65:47", "text": " @dev Returns the address of the current owner." }, "functionSelector": "8da5cb5b", "id": 10110, "implemented": true, "kind": "function", "modifiers": [], "name": "owner", "nameLocation": "1210:5:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10103, "nodeType": "ParameterList", "parameters": [], "src": "1215:2:47" }, "returnParameters": { "id": 10106, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10105, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 10110, "src": "1247:7:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10104, "name": "address", "nodeType": "ElementaryTypeName", "src": "1247:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "1246:9:47" }, "scope": 10182, "src": "1201:85:47", "stateMutability": "view", "virtual": true, "visibility": "public" }, { "body": { "id": 10123, "nodeType": "Block", "src": "1404:85:47", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 10119, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 10115, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10110, "src": "1422:5:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 10116, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1422:7:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 10117, "name": "_msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11498, "src": "1433:10:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 10118, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1433:12:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1422:23:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572", "id": 10120, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1447:34:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_9924ebdf1add33d25d4ef888e16131f0a5687b0580a36c21b5c301a6c462effe", "typeString": "literal_string \"Ownable: caller is not the owner\"" }, "value": "Ownable: caller is not the owner" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_9924ebdf1add33d25d4ef888e16131f0a5687b0580a36c21b5c301a6c462effe", "typeString": "literal_string \"Ownable: caller is not the owner\"" } ], "id": 10114, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "1414:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 10121, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1414:68:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10122, "nodeType": "ExpressionStatement", "src": "1414:68:47" } ] }, "documentation": { "id": 10111, "nodeType": "StructuredDocumentation", "src": "1292:62:47", "text": " @dev Throws if the sender is not the owner." }, "id": 10124, "implemented": true, "kind": "function", "modifiers": [], "name": "_checkOwner", "nameLocation": "1368:11:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10112, "nodeType": "ParameterList", "parameters": [], "src": "1379:2:47" }, "returnParameters": { "id": 10113, "nodeType": "ParameterList", "parameters": [], "src": "1404:0:47" }, "scope": 10182, "src": "1359:130:47", "stateMutability": "view", "virtual": true, "visibility": "internal" }, { "body": { "id": 10137, "nodeType": "Block", "src": "1885:47:47", "statements": [ { "expression": { "arguments": [ { "arguments": [ { "hexValue": "30", "id": 10133, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1922:1:47", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 10132, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1914:7:47", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 10131, "name": "address", "nodeType": "ElementaryTypeName", "src": "1914:7:47", "typeDescriptions": {} } }, "id": 10134, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1914:10:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 10130, "name": "_transferOwnership", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10181, "src": "1895:18:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 10135, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1895:30:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10136, "nodeType": "ExpressionStatement", "src": "1895:30:47" } ] }, "documentation": { "id": 10125, "nodeType": "StructuredDocumentation", "src": "1495:331:47", "text": " @dev Leaves the contract without owner. It will not be possible to call\n `onlyOwner` functions anymore. Can only be called by the current owner.\n NOTE: Renouncing ownership will leave the contract without an owner,\n thereby removing any functionality that is only available to the owner." }, "functionSelector": "715018a6", "id": 10138, "implemented": true, "kind": "function", "modifiers": [ { "id": 10128, "kind": "modifierInvocation", "modifierName": { "id": 10127, "name": "onlyOwner", "nodeType": "IdentifierPath", "referencedDeclaration": 10101, "src": "1875:9:47" }, "nodeType": "ModifierInvocation", "src": "1875:9:47" } ], "name": "renounceOwnership", "nameLocation": "1840:17:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10126, "nodeType": "ParameterList", "parameters": [], "src": "1857:2:47" }, "returnParameters": { "id": 10129, "nodeType": "ParameterList", "parameters": [], "src": "1885:0:47" }, "scope": 10182, "src": "1831:101:47", "stateMutability": "nonpayable", "virtual": true, "visibility": "public" }, { "body": { "id": 10160, "nodeType": "Block", "src": "2151:128:47", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 10152, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 10147, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10141, "src": "2169:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 10150, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2189:1:47", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 10149, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2181:7:47", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 10148, "name": "address", "nodeType": "ElementaryTypeName", "src": "2181:7:47", "typeDescriptions": {} } }, "id": 10151, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2181:10:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2169:22:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "4f776e61626c653a206e6577206f776e657220697320746865207a65726f2061646472657373", "id": 10153, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2193:40:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_245f15ff17f551913a7a18385165551503906a406f905ac1c2437281a7cd0cfe", "typeString": "literal_string \"Ownable: new owner is the zero address\"" }, "value": "Ownable: new owner is the zero address" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_245f15ff17f551913a7a18385165551503906a406f905ac1c2437281a7cd0cfe", "typeString": "literal_string \"Ownable: new owner is the zero address\"" } ], "id": 10146, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "2161:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 10154, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2161:73:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10155, "nodeType": "ExpressionStatement", "src": "2161:73:47" }, { "expression": { "arguments": [ { "id": 10157, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10141, "src": "2263:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 10156, "name": "_transferOwnership", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10181, "src": "2244:18:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 10158, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2244:28:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10159, "nodeType": "ExpressionStatement", "src": "2244:28:47" } ] }, "documentation": { "id": 10139, "nodeType": "StructuredDocumentation", "src": "1938:138:47", "text": " @dev Transfers ownership of the contract to a new account (`newOwner`).\n Can only be called by the current owner." }, "functionSelector": "f2fde38b", "id": 10161, "implemented": true, "kind": "function", "modifiers": [ { "id": 10144, "kind": "modifierInvocation", "modifierName": { "id": 10143, "name": "onlyOwner", "nodeType": "IdentifierPath", "referencedDeclaration": 10101, "src": "2141:9:47" }, "nodeType": "ModifierInvocation", "src": "2141:9:47" } ], "name": "transferOwnership", "nameLocation": "2090:17:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10142, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10141, "mutability": "mutable", "name": "newOwner", "nameLocation": "2116:8:47", "nodeType": "VariableDeclaration", "scope": 10161, "src": "2108:16:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10140, "name": "address", "nodeType": "ElementaryTypeName", "src": "2108:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "2107:18:47" }, "returnParameters": { "id": 10145, "nodeType": "ParameterList", "parameters": [], "src": "2151:0:47" }, "scope": 10182, "src": "2081:198:47", "stateMutability": "nonpayable", "virtual": true, "visibility": "public" }, { "body": { "id": 10180, "nodeType": "Block", "src": "2496:124:47", "statements": [ { "assignments": [ 10168 ], "declarations": [ { "constant": false, "id": 10168, "mutability": "mutable", "name": "oldOwner", "nameLocation": "2514:8:47", "nodeType": "VariableDeclaration", "scope": 10180, "src": "2506:16:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10167, "name": "address", "nodeType": "ElementaryTypeName", "src": "2506:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "id": 10170, "initialValue": { "id": 10169, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10077, "src": "2525:6:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "2506:25:47" }, { "expression": { "id": 10173, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 10171, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10077, "src": "2541:6:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 10172, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10164, "src": "2550:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2541:17:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 10174, "nodeType": "ExpressionStatement", "src": "2541:17:47" }, { "eventCall": { "arguments": [ { "id": 10176, "name": "oldOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10168, "src": "2594:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 10177, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10164, "src": "2604:8:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 10175, "name": "OwnershipTransferred", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10083, "src": "2573:20:47", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$", "typeString": "function (address,address)" } }, "id": 10178, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2573:40:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10179, "nodeType": "EmitStatement", "src": "2568:45:47" } ] }, "documentation": { "id": 10162, "nodeType": "StructuredDocumentation", "src": "2285:143:47", "text": " @dev Transfers ownership of the contract to a new account (`newOwner`).\n Internal function without access restriction." }, "id": 10181, "implemented": true, "kind": "function", "modifiers": [], "name": "_transferOwnership", "nameLocation": "2442:18:47", "nodeType": "FunctionDefinition", "parameters": { "id": 10165, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10164, "mutability": "mutable", "name": "newOwner", "nameLocation": "2469:8:47", "nodeType": "VariableDeclaration", "scope": 10181, "src": "2461:16:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10163, "name": "address", "nodeType": "ElementaryTypeName", "src": "2461:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "2460:18:47" }, "returnParameters": { "id": 10166, "nodeType": "ParameterList", "parameters": [], "src": "2496:0:47" }, "scope": 10182, "src": "2433:187:47", "stateMutability": "nonpayable", "virtual": true, "visibility": "internal" } ], "scope": 10183, "src": "654:1968:47", "usedErrors": [] } ], "src": "102:2521:47" }, "compiler": { "name": "solc", "version": "0.8.7+commit.e28d00a7.Emscripten.clang" }, "networks": {}, "schemaVersion": "3.1.0", "updatedAt": "2023-03-16T16:54:15.263Z", "devdoc": { "details": "Contract module which provides a basic access control mechanism, where there is an account (an owner) that can be granted exclusive access to specific functions. By default, the owner account will be the one that deploys the contract. This can later be changed with {transferOwnership}. This module is used through inheritance. It will make available the modifier `onlyOwner`, which can be applied to your functions to restrict their use to the owner.", "kind": "dev", "methods": { "constructor": { "details": "Initializes the contract setting the deployer as the initial owner." }, "owner()": { "details": "Returns the address of the current owner." }, "renounceOwnership()": { "details": "Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner." }, "transferOwnership(address)": { "details": "Transfers ownership of the contract to a new account (`newOwner`). Can only be called by the current owner." } }, "version": 1 }, "userdoc": { "kind": "user", "methods": {}, "version": 1 } }