{ "abi": [ { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "previousAdmin", "type": "address" }, { "indexed": false, "internalType": "address", "name": "newAdmin", "type": "address" } ], "name": "AdminChanged", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "beacon", "type": "address" } ], "name": "BeaconUpgraded", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "implementation", "type": "address" } ], "name": "Upgraded", "type": "event" }, { "inputs": [], "name": "proxiableUUID", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "newImplementation", "type": "address" } ], "name": "upgradeTo", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "newImplementation", "type": "address" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "upgradeToAndCall", "outputs": [], "stateMutability": "payable", "type": "function" } ], "allSourcePaths": { "69": "node_modules/@openzeppelin/contracts-upgradeable/interfaces/draft-IERC1822Upgradeable.sol", "70": "node_modules/@openzeppelin/contracts-upgradeable/proxy/ERC1967/ERC1967UpgradeUpgradeable.sol", "72": "node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol", "73": "node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol" }, "ast": { "absolutePath": "node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol", "exportedSymbols": { "AddressUpgradeable": [ 16246 ], "ERC1967UpgradeUpgradeable": [ 25978 ], "IBeaconUpgradeable": [ 27579 ], "IERC1822ProxiableUpgradeable": [ 25609 ], "Initializable": [ 19544 ], "StorageSlotUpgradeable": [ 27639 ], "UUPSUpgradeable": [ 18011 ] }, "id": 18012, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 17877, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "115:23:73" }, { "absolutePath": "node_modules/@openzeppelin/contracts-upgradeable/interfaces/draft-IERC1822Upgradeable.sol", "file": "../../interfaces/draft-IERC1822Upgradeable.sol", "id": 17878, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 18012, "sourceUnit": 25610, "src": "140:56:73", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "node_modules/@openzeppelin/contracts-upgradeable/proxy/ERC1967/ERC1967UpgradeUpgradeable.sol", "file": "../ERC1967/ERC1967UpgradeUpgradeable.sol", "id": 17879, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 18012, "sourceUnit": 25979, "src": "197:50:73", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol", "file": "./Initializable.sol", "id": 17880, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 18012, "sourceUnit": 19545, "src": "248:29:73", "symbolAliases": [], "unitAlias": "" }, { "abstract": true, "baseContracts": [ { "baseName": { "id": 17882, "name": "Initializable", "nodeType": "IdentifierPath", "referencedDeclaration": 19544, "src": "965:13:73" }, "id": 17883, "nodeType": "InheritanceSpecifier", "src": "965:13:73" }, { "baseName": { "id": 17884, "name": "IERC1822ProxiableUpgradeable", "nodeType": "IdentifierPath", "referencedDeclaration": 25609, "src": "980:28:73" }, "id": 17885, "nodeType": "InheritanceSpecifier", "src": "980:28:73" }, { "baseName": { "id": 17886, "name": "ERC1967UpgradeUpgradeable", "nodeType": "IdentifierPath", "referencedDeclaration": 25978, "src": "1010:25:73" }, "id": 17887, "nodeType": "InheritanceSpecifier", "src": "1010:25:73" } ], "contractDependencies": [], "contractKind": "contract", "documentation": { "id": 17881, "nodeType": "StructuredDocumentation", "src": "279:648:73", "text": " @dev An upgradeability mechanism designed for UUPS proxies. The functions included here can perform an upgrade of an\n {ERC1967Proxy}, when this contract is set as the implementation behind such a proxy.\n A security mechanism ensures that an upgrade does not turn off upgradeability accidentally, although this risk is\n reinstated if the upgrade retains upgradeability but removes the security mechanism, e.g. by replacing\n `UUPSUpgradeable` with a custom implementation of upgrades.\n The {_authorizeUpgrade} function must be overridden to include access restriction to the upgrade mechanism.\n _Available since v4.1._" }, "fullyImplemented": false, "id": 18011, "linearizedBaseContracts": [ 18011, 25978, 25609, 19544 ], "name": "UUPSUpgradeable", "nameLocation": "946:15:73", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 17892, "nodeType": "Block", "src": "1102:7:73", "statements": [] }, "id": 17893, "implemented": true, "kind": "function", "modifiers": [ { "id": 17890, "kind": "modifierInvocation", "modifierName": { "id": 17889, "name": "onlyInitializing", "nodeType": "IdentifierPath", "referencedDeclaration": 19528, "src": "1085:16:73" }, "nodeType": "ModifierInvocation", "src": "1085:16:73" } ], "name": "__UUPSUpgradeable_init", "nameLocation": "1051:22:73", "nodeType": "FunctionDefinition", "parameters": { "id": 17888, "nodeType": "ParameterList", "parameters": [], "src": "1073:2:73" }, "returnParameters": { "id": 17891, "nodeType": "ParameterList", "parameters": [], "src": "1102:0:73" }, "scope": 18011, "src": "1042:67:73", "stateMutability": "nonpayable", "virtual": false, "visibility": "internal" }, { "body": { "id": 17898, "nodeType": "Block", "src": "1185:7:73", "statements": [] }, "id": 17899, "implemented": true, "kind": "function", "modifiers": [ { "id": 17896, "kind": "modifierInvocation", "modifierName": { "id": 17895, "name": "onlyInitializing", "nodeType": "IdentifierPath", "referencedDeclaration": 19528, "src": "1168:16:73" }, "nodeType": "ModifierInvocation", "src": "1168:16:73" } ], "name": "__UUPSUpgradeable_init_unchained", "nameLocation": "1124:32:73", "nodeType": "FunctionDefinition", "parameters": { "id": 17894, "nodeType": "ParameterList", "parameters": [], "src": "1156:2:73" }, "returnParameters": { "id": 17897, "nodeType": "ParameterList", "parameters": [], "src": "1185:0:73" }, "scope": 18011, "src": "1115:77:73", "stateMutability": "nonpayable", "virtual": false, "visibility": "internal" }, { "constant": false, "documentation": { "id": 17900, "nodeType": "StructuredDocumentation", "src": "1197:87:73", "text": "@custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment" }, "id": 17906, "mutability": "immutable", "name": "__self", "nameLocation": "1315:6:73", "nodeType": "VariableDeclaration", "scope": 18011, "src": "1289:48:73", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 17901, "name": "address", "nodeType": "ElementaryTypeName", "src": "1289:7:73", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": { "arguments": [ { "id": 17904, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "1332:4:73", "typeDescriptions": { "typeIdentifier": "t_contract$_UUPSUpgradeable_$18011", "typeString": "contract UUPSUpgradeable" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_UUPSUpgradeable_$18011", "typeString": "contract UUPSUpgradeable" } ], "id": 17903, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1324:7:73", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 17902, "name": "address", "nodeType": "ElementaryTypeName", "src": "1324:7:73", "typeDescriptions": {} } }, "id": 17905, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1324:13:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "private" }, { "body": { "id": 17928, "nodeType": "Block", "src": "1863:205:73", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 17915, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "id": 17912, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "1889:4:73", "typeDescriptions": { "typeIdentifier": "t_contract$_UUPSUpgradeable_$18011", "typeString": "contract UUPSUpgradeable" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_UUPSUpgradeable_$18011", "typeString": "contract UUPSUpgradeable" } ], "id": 17911, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1881:7:73", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 17910, "name": "address", "nodeType": "ElementaryTypeName", "src": "1881:7:73", "typeDescriptions": {} } }, "id": 17913, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1881:13:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "id": 17914, "name": "__self", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17906, "src": "1898:6:73", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1881:23:73", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "46756e6374696f6e206d7573742062652063616c6c6564207468726f7567682064656c656761746563616c6c", "id": 17916, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1906:46:73", "typeDescriptions": { "typeIdentifier": "t_stringliteral_36e108fa7a809b52ab1951dd91c117a7bc9ac5250bdf1aa162d4e104f7edf9eb", "typeString": "literal_string \"Function must be called through delegatecall\"" }, "value": "Function must be called through delegatecall" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_36e108fa7a809b52ab1951dd91c117a7bc9ac5250bdf1aa162d4e104f7edf9eb", "typeString": "literal_string \"Function must be called through delegatecall\"" } ], "id": 17909, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "1873:7:73", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 17917, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1873:80:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 17918, "nodeType": "ExpressionStatement", "src": "1873:80:73" }, { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 17923, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 17920, "name": "_getImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 25656, "src": "1971:18:73", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 17921, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1971:20:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "id": 17922, "name": "__self", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17906, "src": "1995:6:73", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1971:30:73", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "46756e6374696f6e206d7573742062652063616c6c6564207468726f756768206163746976652070726f7879", "id": 17924, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2003:46:73", "typeDescriptions": { "typeIdentifier": "t_stringliteral_52f1ead4d9653e13afbd2e90ef2587c30187cd50b2e97d784e3f7a7541247434", "typeString": "literal_string \"Function must be called through active proxy\"" }, "value": "Function must be called through active proxy" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_52f1ead4d9653e13afbd2e90ef2587c30187cd50b2e97d784e3f7a7541247434", "typeString": "literal_string \"Function must be called through active proxy\"" } ], "id": 17919, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "1963:7:73", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 17925, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1963:87:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 17926, "nodeType": "ExpressionStatement", "src": "1963:87:73" }, { "id": 17927, "nodeType": "PlaceholderStatement", "src": "2060:1:73" } ] }, "documentation": { "id": 17907, "nodeType": "StructuredDocumentation", "src": "1344:493:73", "text": " @dev Check that the execution is being performed through a delegatecall call and that the execution context is\n a proxy contract with an implementation (as defined in ERC1967) pointing to self. This should only be the case\n for UUPS and transparent proxies that are using the current contract as their implementation. Execution of a\n function through ERC1167 minimal proxies (clones) would not normally pass this test, but is not guaranteed to\n fail." }, "id": 17929, "name": "onlyProxy", "nameLocation": "1851:9:73", "nodeType": "ModifierDefinition", "parameters": { "id": 17908, "nodeType": "ParameterList", "parameters": [], "src": "1860:2:73" }, "src": "1842:226:73", "virtual": false, "visibility": "internal" }, { "body": { "id": 17943, "nodeType": "Block", "src": "2298:120:73", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 17938, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "id": 17935, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "2324:4:73", "typeDescriptions": { "typeIdentifier": "t_contract$_UUPSUpgradeable_$18011", "typeString": "contract UUPSUpgradeable" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_UUPSUpgradeable_$18011", "typeString": "contract UUPSUpgradeable" } ], "id": 17934, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2316:7:73", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 17933, "name": "address", "nodeType": "ElementaryTypeName", "src": "2316:7:73", "typeDescriptions": {} } }, "id": 17936, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2316:13:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "id": 17937, "name": "__self", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17906, "src": "2333:6:73", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2316:23:73", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "555550535570677261646561626c653a206d757374206e6f742062652063616c6c6564207468726f7567682064656c656761746563616c6c", "id": 17939, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2341:58:73", "typeDescriptions": { "typeIdentifier": "t_stringliteral_67f0151b4ad1dcfa0e3302a0cd6019f51582ef1807b37dceb00bd852a514f7f4", "typeString": "literal_string \"UUPSUpgradeable: must not be called through delegatecall\"" }, "value": "UUPSUpgradeable: must not be called through delegatecall" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_67f0151b4ad1dcfa0e3302a0cd6019f51582ef1807b37dceb00bd852a514f7f4", "typeString": "literal_string \"UUPSUpgradeable: must not be called through delegatecall\"" } ], "id": 17932, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "2308:7:73", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 17940, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2308:92:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 17941, "nodeType": "ExpressionStatement", "src": "2308:92:73" }, { "id": 17942, "nodeType": "PlaceholderStatement", "src": "2410:1:73" } ] }, "documentation": { "id": 17930, "nodeType": "StructuredDocumentation", "src": "2074:195:73", "text": " @dev Check that the execution is not being performed through a delegate call. This allows a function to be\n callable on the implementing contract but not through proxies." }, "id": 17944, "name": "notDelegated", "nameLocation": "2283:12:73", "nodeType": "ModifierDefinition", "parameters": { "id": 17931, "nodeType": "ParameterList", "parameters": [], "src": "2295:2:73" }, "src": "2274:144:73", "virtual": false, "visibility": "internal" }, { "baseFunctions": [ 25608 ], "body": { "id": 17955, "nodeType": "Block", "src": "3091:44:73", "statements": [ { "expression": { "id": 17953, "name": "_IMPLEMENTATION_SLOT", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 25638, "src": "3108:20:73", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "functionReturnParameters": 17952, "id": 17954, "nodeType": "Return", "src": "3101:27:73" } ] }, "documentation": { "id": 17945, "nodeType": "StructuredDocumentation", "src": "2424:575:73", "text": " @dev Implementation of the ERC1822 {proxiableUUID} function. This returns the storage slot used by the\n implementation. It is used to validate that the this implementation remains valid after an upgrade.\n IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks\n bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this\n function revert if invoked through a proxy. This is guaranteed by the `notDelegated` modifier." }, "functionSelector": "52d1902d", "id": 17956, "implemented": true, "kind": "function", "modifiers": [ { "id": 17949, "kind": "modifierInvocation", "modifierName": { "id": 17948, "name": "notDelegated", "nodeType": "IdentifierPath", "referencedDeclaration": 17944, "src": "3060:12:73" }, "nodeType": "ModifierInvocation", "src": "3060:12:73" } ], "name": "proxiableUUID", "nameLocation": "3013:13:73", "nodeType": "FunctionDefinition", "overrides": { "id": 17947, "nodeType": "OverrideSpecifier", "overrides": [], "src": "3051:8:73" }, "parameters": { "id": 17946, "nodeType": "ParameterList", "parameters": [], "src": "3026:2:73" }, "returnParameters": { "id": 17952, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17951, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 17956, "src": "3082:7:73", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 17950, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3082:7:73", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "3081:9:73" }, "scope": 18011, "src": "3004:131:73", "stateMutability": "view", "virtual": true, "visibility": "external" }, { "body": { "id": 17977, "nodeType": "Block", "src": "3388:124:73", "statements": [ { "expression": { "arguments": [ { "id": 17965, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17959, "src": "3416:17:73", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 17964, "name": "_authorizeUpgrade", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 18005, "src": "3398:17:73", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 17966, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3398:36:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 17967, "nodeType": "ExpressionStatement", "src": "3398:36:73" }, { "expression": { "arguments": [ { "id": 17969, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17959, "src": "3466:17:73", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "arguments": [ { "hexValue": "30", "id": 17972, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3495:1:73", "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": 17971, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "NewExpression", "src": "3485:9:73", "typeDescriptions": { "typeIdentifier": "t_function_objectcreation_pure$_t_uint256_$returns$_t_bytes_memory_ptr_$", "typeString": "function (uint256) pure returns (bytes memory)" }, "typeName": { "id": 17970, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "3489:5:73", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } } }, "id": 17973, "isConstant": false, "isLValue": false, "isPure": true, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3485:12:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "hexValue": "66616c7365", "id": 17974, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3499:5:73", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 17968, "name": "_upgradeToAndCallUUPS", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 25776, "src": "3444:21:73", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_bytes_memory_ptr_$_t_bool_$returns$__$", "typeString": "function (address,bytes memory,bool)" } }, "id": 17975, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3444:61:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 17976, "nodeType": "ExpressionStatement", "src": "3444:61:73" } ] }, "documentation": { "id": 17957, "nodeType": "StructuredDocumentation", "src": "3141:169:73", "text": " @dev Upgrade the implementation of the proxy to `newImplementation`.\n Calls {_authorizeUpgrade}.\n Emits an {Upgraded} event." }, "functionSelector": "3659cfe6", "id": 17978, "implemented": true, "kind": "function", "modifiers": [ { "id": 17962, "kind": "modifierInvocation", "modifierName": { "id": 17961, "name": "onlyProxy", "nodeType": "IdentifierPath", "referencedDeclaration": 17929, "src": "3378:9:73" }, "nodeType": "ModifierInvocation", "src": "3378:9:73" } ], "name": "upgradeTo", "nameLocation": "3324:9:73", "nodeType": "FunctionDefinition", "parameters": { "id": 17960, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17959, "mutability": "mutable", "name": "newImplementation", "nameLocation": "3342:17:73", "nodeType": "VariableDeclaration", "scope": 17978, "src": "3334:25:73", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 17958, "name": "address", "nodeType": "ElementaryTypeName", "src": "3334:7:73", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "3333:27:73" }, "returnParameters": { "id": 17963, "nodeType": "ParameterList", "parameters": [], "src": "3388:0:73" }, "scope": 18011, "src": "3315:197:73", "stateMutability": "nonpayable", "virtual": true, "visibility": "external" }, { "body": { "id": 17998, "nodeType": "Block", "src": "3868:115:73", "statements": [ { "expression": { "arguments": [ { "id": 17989, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17981, "src": "3896:17:73", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 17988, "name": "_authorizeUpgrade", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 18005, "src": "3878:17:73", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 17990, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3878:36:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 17991, "nodeType": "ExpressionStatement", "src": "3878:36:73" }, { "expression": { "arguments": [ { "id": 17993, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17981, "src": "3946:17:73", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 17994, "name": "data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17983, "src": "3965:4:73", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "hexValue": "74727565", "id": 17995, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3971:4:73", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 17992, "name": "_upgradeToAndCallUUPS", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 25776, "src": "3924:21:73", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_bytes_memory_ptr_$_t_bool_$returns$__$", "typeString": "function (address,bytes memory,bool)" } }, "id": 17996, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3924:52:73", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 17997, "nodeType": "ExpressionStatement", "src": "3924:52:73" } ] }, "documentation": { "id": 17979, "nodeType": "StructuredDocumentation", "src": "3518:238:73", "text": " @dev Upgrade the implementation of the proxy to `newImplementation`, and subsequently execute the function call\n encoded in `data`.\n Calls {_authorizeUpgrade}.\n Emits an {Upgraded} event." }, "functionSelector": "4f1ef286", "id": 17999, "implemented": true, "kind": "function", "modifiers": [ { "id": 17986, "kind": "modifierInvocation", "modifierName": { "id": 17985, "name": "onlyProxy", "nodeType": "IdentifierPath", "referencedDeclaration": 17929, "src": "3858:9:73" }, "nodeType": "ModifierInvocation", "src": "3858:9:73" } ], "name": "upgradeToAndCall", "nameLocation": "3770:16:73", "nodeType": "FunctionDefinition", "parameters": { "id": 17984, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17981, "mutability": "mutable", "name": "newImplementation", "nameLocation": "3795:17:73", "nodeType": "VariableDeclaration", "scope": 17999, "src": "3787:25:73", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 17980, "name": "address", "nodeType": "ElementaryTypeName", "src": "3787:7:73", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 17983, "mutability": "mutable", "name": "data", "nameLocation": "3827:4:73", "nodeType": "VariableDeclaration", "scope": 17999, "src": "3814:17:73", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 17982, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "3814:5:73", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "visibility": "internal" } ], "src": "3786:46:73" }, "returnParameters": { "id": 17987, "nodeType": "ParameterList", "parameters": [], "src": "3868:0:73" }, "scope": 18011, "src": "3761:222:73", "stateMutability": "payable", "virtual": true, "visibility": "external" }, { "documentation": { "id": 18000, "nodeType": "StructuredDocumentation", "src": "3989:397:73", "text": " @dev Function that should revert when `msg.sender` is not authorized to upgrade the contract. Called by\n {upgradeTo} and {upgradeToAndCall}.\n Normally, this function will use an xref:access.adoc[access control] modifier such as {Ownable-onlyOwner}.\n ```solidity\n function _authorizeUpgrade(address) internal override onlyOwner {}\n ```" }, "id": 18005, "implemented": false, "kind": "function", "modifiers": [], "name": "_authorizeUpgrade", "nameLocation": "4400:17:73", "nodeType": "FunctionDefinition", "parameters": { "id": 18003, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 18002, "mutability": "mutable", "name": "newImplementation", "nameLocation": "4426:17:73", "nodeType": "VariableDeclaration", "scope": 18005, "src": "4418:25:73", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 18001, "name": "address", "nodeType": "ElementaryTypeName", "src": "4418:7:73", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "4417:27:73" }, "returnParameters": { "id": 18004, "nodeType": "ParameterList", "parameters": [], "src": "4461:0:73" }, "scope": 18011, "src": "4391:71:73", "stateMutability": "nonpayable", "virtual": true, "visibility": "internal" }, { "constant": false, "documentation": { "id": 18006, "nodeType": "StructuredDocumentation", "src": "4468:254:73", "text": " @dev This empty reserved space is put in place to allow future versions to add new\n variables without shifting down storage in the inheritance chain.\n See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps" }, "id": 18010, "mutability": "mutable", "name": "__gap", "nameLocation": "4747:5:73", "nodeType": "VariableDeclaration", "scope": 18011, "src": "4727:25:73", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint256_$50_storage", "typeString": "uint256[50]" }, "typeName": { "baseType": { "id": 18007, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4727:7:73", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 18009, "length": { "hexValue": "3530", "id": 18008, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4735:2:73", "typeDescriptions": { "typeIdentifier": "t_rational_50_by_1", "typeString": "int_const 50" }, "value": "50" }, "nodeType": "ArrayTypeName", "src": "4727:11:73", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint256_$50_storage_ptr", "typeString": "uint256[50]" } }, "visibility": "private" } ], "scope": 18012, "src": "928:3827:73", "usedErrors": [] } ], "src": "115:4641:73" }, "bytecode": "", "bytecodeSha1": "da39a3ee5e6b4b0d3255bfef95601890afd80709", "compiler": { "evm_version": "istanbul", "optimizer": { "enabled": true, "runs": 200 }, "version": "0.8.6+commit.11564f7e" }, "contractName": "UUPSUpgradeable", "coverageMap": { "branches": {}, "statements": {} }, "dependencies": [ "ERC1967UpgradeUpgradeable", "IERC1822ProxiableUpgradeable", "Initializable" ], "deployedBytecode": "", "deployedSourceMap": "", "language": "Solidity", "natspec": { "details": "An upgradeability mechanism designed for UUPS proxies. The functions included here can perform an upgrade of an {ERC1967Proxy}, when this contract is set as the implementation behind such a proxy. A security mechanism ensures that an upgrade does not turn off upgradeability accidentally, although this risk is reinstated if the upgrade retains upgradeability but removes the security mechanism, e.g. by replacing `UUPSUpgradeable` with a custom implementation of upgrades. The {_authorizeUpgrade} function must be overridden to include access restriction to the upgrade mechanism. _Available since v4.1._", "kind": "dev", "methods": { "proxiableUUID()": { "details": "Implementation of the ERC1822 {proxiableUUID} function. This returns the storage slot used by the implementation. It is used to validate that the this implementation remains valid after an upgrade. IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this function revert if invoked through a proxy. This is guaranteed by the `notDelegated` modifier." }, "upgradeTo(address)": { "details": "Upgrade the implementation of the proxy to `newImplementation`. Calls {_authorizeUpgrade}. Emits an {Upgraded} event." }, "upgradeToAndCall(address,bytes)": { "details": "Upgrade the implementation of the proxy to `newImplementation`, and subsequently execute the function call encoded in `data`. Calls {_authorizeUpgrade}. Emits an {Upgraded} event." } }, "stateVariables": { "__gap": { "details": "This empty reserved space is put in place to allow future versions to add new variables without shifting down storage in the inheritance chain. See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps" }, "__self": { "custom:oz-upgrades-unsafe-allow": "state-variable-immutable state-variable-assignment" } }, "version": 1 }, "offset": [ 928, 4755 ], "opcodes": "", "pcMap": {}, "sha1": "575356462b9b43ea60030ce6d6c4037c9bcb2feb", "source": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.5.0) (proxy/utils/UUPSUpgradeable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../../interfaces/draft-IERC1822Upgradeable.sol\";\nimport \"../ERC1967/ERC1967UpgradeUpgradeable.sol\";\nimport \"./Initializable.sol\";\n\n/**\n * @dev An upgradeability mechanism designed for UUPS proxies. The functions included here can perform an upgrade of an\n * {ERC1967Proxy}, when this contract is set as the implementation behind such a proxy.\n *\n * A security mechanism ensures that an upgrade does not turn off upgradeability accidentally, although this risk is\n * reinstated if the upgrade retains upgradeability but removes the security mechanism, e.g. by replacing\n * `UUPSUpgradeable` with a custom implementation of upgrades.\n *\n * The {_authorizeUpgrade} function must be overridden to include access restriction to the upgrade mechanism.\n *\n * _Available since v4.1._\n */\nabstract contract UUPSUpgradeable is Initializable, IERC1822ProxiableUpgradeable, ERC1967UpgradeUpgradeable {\n function __UUPSUpgradeable_init() internal onlyInitializing {\n }\n\n function __UUPSUpgradeable_init_unchained() internal onlyInitializing {\n }\n /// @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment\n address private immutable __self = address(this);\n\n /**\n * @dev Check that the execution is being performed through a delegatecall call and that the execution context is\n * a proxy contract with an implementation (as defined in ERC1967) pointing to self. This should only be the case\n * for UUPS and transparent proxies that are using the current contract as their implementation. Execution of a\n * function through ERC1167 minimal proxies (clones) would not normally pass this test, but is not guaranteed to\n * fail.\n */\n modifier onlyProxy() {\n require(address(this) != __self, \"Function must be called through delegatecall\");\n require(_getImplementation() == __self, \"Function must be called through active proxy\");\n _;\n }\n\n /**\n * @dev Check that the execution is not being performed through a delegate call. This allows a function to be\n * callable on the implementing contract but not through proxies.\n */\n modifier notDelegated() {\n require(address(this) == __self, \"UUPSUpgradeable: must not be called through delegatecall\");\n _;\n }\n\n /**\n * @dev Implementation of the ERC1822 {proxiableUUID} function. This returns the storage slot used by the\n * implementation. It is used to validate that the this implementation remains valid after an upgrade.\n *\n * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks\n * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this\n * function revert if invoked through a proxy. This is guaranteed by the `notDelegated` modifier.\n */\n function proxiableUUID() external view virtual override notDelegated returns (bytes32) {\n return _IMPLEMENTATION_SLOT;\n }\n\n /**\n * @dev Upgrade the implementation of the proxy to `newImplementation`.\n *\n * Calls {_authorizeUpgrade}.\n *\n * Emits an {Upgraded} event.\n */\n function upgradeTo(address newImplementation) external virtual onlyProxy {\n _authorizeUpgrade(newImplementation);\n _upgradeToAndCallUUPS(newImplementation, new bytes(0), false);\n }\n\n /**\n * @dev Upgrade the implementation of the proxy to `newImplementation`, and subsequently execute the function call\n * encoded in `data`.\n *\n * Calls {_authorizeUpgrade}.\n *\n * Emits an {Upgraded} event.\n */\n function upgradeToAndCall(address newImplementation, bytes memory data) external payable virtual onlyProxy {\n _authorizeUpgrade(newImplementation);\n _upgradeToAndCallUUPS(newImplementation, data, true);\n }\n\n /**\n * @dev Function that should revert when `msg.sender` is not authorized to upgrade the contract. Called by\n * {upgradeTo} and {upgradeToAndCall}.\n *\n * Normally, this function will use an xref:access.adoc[access control] modifier such as {Ownable-onlyOwner}.\n *\n * ```solidity\n * function _authorizeUpgrade(address) internal override onlyOwner {}\n * ```\n */\n function _authorizeUpgrade(address newImplementation) internal virtual;\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[50] private __gap;\n}\n", "sourceMap": "", "sourcePath": "node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol", "type": "contract" }