{ "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" } ], "bytecode": { "object": "0x", "sourceMap": "", "linkReferences": {} }, "deployedBytecode": { "object": "0x", "sourceMap": "", "linkReferences": {} }, "methodIdentifiers": { "owner()": "8da5cb5b", "renounceOwnership()": "715018a6", "transferOwnership(address)": "f2fde38b" }, "ast": { "absolutePath": "node_modules/@openzeppelin/contracts/access/Ownable.sol", "id": 26381, "exportedSymbols": { "Context": [ 28049 ], "Ownable": [ 26380 ] }, "nodeType": "SourceUnit", "src": "33:2221:22", "nodes": [ { "id": 26272, "nodeType": "PragmaDirective", "src": "33:31:22", "literals": [ "solidity", ">=", "0.6", ".0", "<", "0.8", ".0" ] }, { "id": 26273, "nodeType": "ImportDirective", "src": "66:30:22", "absolutePath": "node_modules/@openzeppelin/contracts/utils/Context.sol", "file": "../utils/Context.sol", "scope": 26381, "sourceUnit": 28050, "symbolAliases": [], "unitAlias": "" }, { "id": 26380, "nodeType": "ContractDefinition", "src": "592:1661:22", "nodes": [ { "id": 26278, "nodeType": "VariableDeclaration", "src": "635:22:22", "constant": false, "mutability": "mutable", "name": "_owner", "scope": 26380, "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 26277, "name": "address", "nodeType": "ElementaryTypeName", "src": "635:7:22", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "private" }, { "id": 26284, "nodeType": "EventDefinition", "src": "664:84:22", "anonymous": false, "name": "OwnershipTransferred", "parameters": { "id": 26283, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 26280, "indexed": true, "mutability": "mutable", "name": "previousOwner", "nodeType": "VariableDeclaration", "scope": 26284, "src": "691:29:22", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 26279, "name": "address", "nodeType": "ElementaryTypeName", "src": "691:7:22", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 26282, "indexed": true, "mutability": "mutable", "name": "newOwner", "nodeType": "VariableDeclaration", "scope": 26284, "src": "722:24:22", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 26281, "name": "address", "nodeType": "ElementaryTypeName", "src": "722:7:22", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "690:57:22" } }, { "id": 26306, "nodeType": "FunctionDefinition", "src": "850:159:22", "body": { "id": 26305, "nodeType": "Block", "src": "874:135:22", "statements": [ { "assignments": [ 26289 ], "declarations": [ { "constant": false, "id": 26289, "mutability": "mutable", "name": "msgSender", "nodeType": "VariableDeclaration", "scope": 26305, "src": "884:17:22", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 26288, "name": "address", "nodeType": "ElementaryTypeName", "src": "884:7:22", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "id": 26292, "initialValue": { "arguments": [], "expression": { "argumentTypes": [], "id": 26290, "name": "_msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 28037, "src": "904:10:22", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_payable_$", "typeString": "function () view returns (address payable)" } }, "id": 26291, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "904:12:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "nodeType": "VariableDeclarationStatement", "src": "884:32:22" }, { "expression": { "id": 26295, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 26293, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26278, "src": "926:6:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 26294, "name": "msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26289, "src": "935:9:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "926:18:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 26296, "nodeType": "ExpressionStatement", "src": "926:18:22" }, { "eventCall": { "arguments": [ { "arguments": [ { "hexValue": "30", "id": 26300, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "988:1:22", "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": 26299, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "980:7:22", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 26298, "name": "address", "nodeType": "ElementaryTypeName", "src": "980:7:22", "typeDescriptions": {} } }, "id": 26301, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "980:10:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "id": 26302, "name": "msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26289, "src": "992:9:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 26297, "name": "OwnershipTransferred", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26284, "src": "959:20:22", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$", "typeString": "function (address,address)" } }, "id": 26303, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "959:43:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 26304, "nodeType": "EmitStatement", "src": "954:48:22" } ] }, "documentation": { "id": 26285, "nodeType": "StructuredDocumentation", "src": "754:91:22", "text": " @dev Initializes the contract setting the deployer as the initial owner." }, "implemented": true, "kind": "constructor", "modifiers": [], "name": "", "parameters": { "id": 26286, "nodeType": "ParameterList", "parameters": [], "src": "862:2:22" }, "returnParameters": { "id": 26287, "nodeType": "ParameterList", "parameters": [], "src": "874:0:22" }, "scope": 26380, "stateMutability": "nonpayable", "virtual": false, "visibility": "internal" }, { "id": 26315, "nodeType": "FunctionDefinition", "src": "1085:85:22", "body": { "id": 26314, "nodeType": "Block", "src": "1140:30:22", "statements": [ { "expression": { "id": 26312, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26278, "src": "1157:6:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 26311, "id": 26313, "nodeType": "Return", "src": "1150:13:22" } ] }, "documentation": { "id": 26307, "nodeType": "StructuredDocumentation", "src": "1015:65:22", "text": " @dev Returns the address of the current owner." }, "functionSelector": "8da5cb5b", "implemented": true, "kind": "function", "modifiers": [], "name": "owner", "parameters": { "id": 26308, "nodeType": "ParameterList", "parameters": [], "src": "1099:2:22" }, "returnParameters": { "id": 26311, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 26310, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "scope": 26315, "src": "1131:7:22", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 26309, "name": "address", "nodeType": "ElementaryTypeName", "src": "1131:7:22", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "1130:9:22" }, "scope": 26380, "stateMutability": "view", "virtual": true, "visibility": "public" }, { "id": 26329, "nodeType": "ModifierDefinition", "src": "1258:117:22", "body": { "id": 26328, "nodeType": "Block", "src": "1279:96:22", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 26323, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 26319, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26315, "src": "1297:5:22", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 26320, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1297:7:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 26321, "name": "_msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 28037, "src": "1308:10:22", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_payable_$", "typeString": "function () view returns (address payable)" } }, "id": 26322, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1308:12:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "src": "1297:23:22", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572", "id": 26324, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1322:34:22", "typeDescriptions": { "typeIdentifier": "t_stringliteral_9924ebdf1add33d25d4ef888e16131f0a5687b0580a36c21b5c301a6c462effe", "typeString": "literal_string \"Ownable: caller is not the owner\"" }, "value": "Ownable: caller is not the owner" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_9924ebdf1add33d25d4ef888e16131f0a5687b0580a36c21b5c301a6c462effe", "typeString": "literal_string \"Ownable: caller is not the owner\"" } ], "id": 26318, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "1289:7:22", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 26325, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1289:68:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 26326, "nodeType": "ExpressionStatement", "src": "1289:68:22" }, { "id": 26327, "nodeType": "PlaceholderStatement", "src": "1367:1:22" } ] }, "documentation": { "id": 26316, "nodeType": "StructuredDocumentation", "src": "1176:77:22", "text": " @dev Throws if called by any account other than the owner." }, "name": "onlyOwner", "parameters": { "id": 26317, "nodeType": "ParameterList", "parameters": [], "src": "1276:2:22" }, "virtual": false, "visibility": "internal" }, { "id": 26351, "nodeType": "FunctionDefinition", "src": "1717:145:22", "body": { "id": 26350, "nodeType": "Block", "src": "1771:91:22", "statements": [ { "eventCall": { "arguments": [ { "id": 26336, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26278, "src": "1807:6:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "arguments": [ { "hexValue": "30", "id": 26339, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1823:1:22", "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": 26338, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1815:7:22", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 26337, "name": "address", "nodeType": "ElementaryTypeName", "src": "1815:7:22", "typeDescriptions": {} } }, "id": 26340, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1815:10:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address_payable", "typeString": "address payable" } ], "id": 26335, "name": "OwnershipTransferred", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26284, "src": "1786:20:22", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$", "typeString": "function (address,address)" } }, "id": 26341, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1786:40:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 26342, "nodeType": "EmitStatement", "src": "1781:45:22" }, { "expression": { "id": 26348, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 26343, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26278, "src": "1836:6:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "hexValue": "30", "id": 26346, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1853:1:22", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 26345, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1845:7:22", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 26344, "name": "address", "nodeType": "ElementaryTypeName", "src": "1845:7:22", "typeDescriptions": {} } }, "id": 26347, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1845:10:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "src": "1836:19:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 26349, "nodeType": "ExpressionStatement", "src": "1836:19:22" } ] }, "documentation": { "id": 26330, "nodeType": "StructuredDocumentation", "src": "1381:331:22", "text": " @dev Leaves the contract without owner. It will not be possible to call\n `onlyOwner` functions anymore. Can only be called by the current owner.\n NOTE: Renouncing ownership will leave the contract without an owner,\n thereby removing any functionality that is only available to the owner." }, "functionSelector": "715018a6", "implemented": true, "kind": "function", "modifiers": [ { "id": 26333, "modifierName": { "id": 26332, "name": "onlyOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26329, "src": "1761:9:22", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1761:9:22" } ], "name": "renounceOwnership", "parameters": { "id": 26331, "nodeType": "ParameterList", "parameters": [], "src": "1743:2:22" }, "returnParameters": { "id": 26334, "nodeType": "ParameterList", "parameters": [], "src": "1771:0:22" }, "scope": 26380, "stateMutability": "nonpayable", "virtual": true, "visibility": "public" }, { "id": 26379, "nodeType": "FunctionDefinition", "src": "2011:240:22", "body": { "id": 26378, "nodeType": "Block", "src": "2081:170:22", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 26365, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 26360, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26354, "src": "2099:8:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 26363, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2119:1:22", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 26362, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2111:7:22", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 26361, "name": "address", "nodeType": "ElementaryTypeName", "src": "2111:7:22", "typeDescriptions": {} } }, "id": 26364, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2111:10:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "src": "2099:22:22", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "4f776e61626c653a206e6577206f776e657220697320746865207a65726f2061646472657373", "id": 26366, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2123:40:22", "typeDescriptions": { "typeIdentifier": "t_stringliteral_245f15ff17f551913a7a18385165551503906a406f905ac1c2437281a7cd0cfe", "typeString": "literal_string \"Ownable: new owner is the zero address\"" }, "value": "Ownable: new owner is the zero address" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_245f15ff17f551913a7a18385165551503906a406f905ac1c2437281a7cd0cfe", "typeString": "literal_string \"Ownable: new owner is the zero address\"" } ], "id": 26359, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "2091:7:22", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 26367, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2091:73:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 26368, "nodeType": "ExpressionStatement", "src": "2091:73:22" }, { "eventCall": { "arguments": [ { "id": 26370, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26278, "src": "2200:6:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 26371, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26354, "src": "2208:8:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 26369, "name": "OwnershipTransferred", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26284, "src": "2179:20:22", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$", "typeString": "function (address,address)" } }, "id": 26372, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2179:38:22", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 26373, "nodeType": "EmitStatement", "src": "2174:43:22" }, { "expression": { "id": 26376, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 26374, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26278, "src": "2227:6:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 26375, "name": "newOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26354, "src": "2236:8:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2227:17:22", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 26377, "nodeType": "ExpressionStatement", "src": "2227:17:22" } ] }, "documentation": { "id": 26352, "nodeType": "StructuredDocumentation", "src": "1868:138:22", "text": " @dev Transfers ownership of the contract to a new account (`newOwner`).\n Can only be called by the current owner." }, "functionSelector": "f2fde38b", "implemented": true, "kind": "function", "modifiers": [ { "id": 26357, "modifierName": { "id": 26356, "name": "onlyOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 26329, "src": "2071:9:22", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2071:9:22" } ], "name": "transferOwnership", "parameters": { "id": 26355, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 26354, "mutability": "mutable", "name": "newOwner", "nodeType": "VariableDeclaration", "scope": 26379, "src": "2038:16:22", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 26353, "name": "address", "nodeType": "ElementaryTypeName", "src": "2038:7:22", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "2037:18:22" }, "returnParameters": { "id": 26358, "nodeType": "ParameterList", "parameters": [], "src": "2081:0:22" }, "scope": 26380, "stateMutability": "nonpayable", "virtual": true, "visibility": "public" } ], "abstract": true, "baseContracts": [ { "baseName": { "id": 26275, "name": "Context", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 28049, "src": "621:7:22", "typeDescriptions": { "typeIdentifier": "t_contract$_Context_$28049", "typeString": "contract Context" } }, "id": 26276, "nodeType": "InheritanceSpecifier", "src": "621:7:22" } ], "contractDependencies": [ 28049 ], "contractKind": "contract", "documentation": { "id": 26274, "nodeType": "StructuredDocumentation", "src": "97:494:22", "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, "linearizedBaseContracts": [ 26380, 28049 ], "name": "Ownable", "scope": 26381 } ], "license": "MIT" }, "id": 22 }