{ "contractName": "ERC165Checker", "abi": [], "metadata": "{\"compiler\":{\"version\":\"0.8.7+commit.e28d00a7\"},\"language\":\"Solidity\",\"output\":{\"abi\":[],\"devdoc\":{\"details\":\"Library used to query support of an interface declared via {IERC165}. Note that these functions return the actual result of the query: they do not `revert` if an interface is not supported. It is up to the caller to decide what to do in these cases.\",\"kind\":\"dev\",\"methods\":{},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"@openzeppelin/contracts/utils/introspection/ERC165Checker.sol\":\"ERC165Checker\"},\"evmVersion\":\"london\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/utils/introspection/ERC165Checker.sol\":{\"keccak256\":\"0xc65c83c1039508fa7a42a09a3c6a32babd1c438ba4dbb23581255e784b5d5eed\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://a1b3b38db0f76429db899909025e534c366415e9ea8b5ddc4c8901e6a7fc1461\",\"dweb:/ipfs/QmYv1KxyHjLEky9JWNSsSfpGJbiCxFyzVFgTwQKpiqYGUg\"]},\"@openzeppelin/contracts/utils/introspection/IERC165.sol\":{\"keccak256\":\"0x447a5f3ddc18419d41ff92b3773fb86471b1db25773e07f877f548918a185bf1\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://be161e54f24e5c6fae81a12db1a8ae87bc5ae1b0ddc805d82a1440a68455088f\",\"dweb:/ipfs/QmP7C3CHdY9urF4dEMb9wmsp1wMxHF6nhA2yQE5SKiPAdy\"]}},\"version\":1}", "bytecode": "0x60566037600b82828239805160001a607314602a57634e487b7160e01b600052600060045260246000fd5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea2646970667358221220309e8ddb964eddb1379de5111b19799e2459932548f7d7050a7d59f7dc0d18a564736f6c63430008070033", "deployedBytecode": "0x73000000000000000000000000000000000000000030146080604052600080fdfea2646970667358221220309e8ddb964eddb1379de5111b19799e2459932548f7d7050a7d59f7dc0d18a564736f6c63430008070033", "immutableReferences": {}, "sourceMap": "449:4414:59:-:0;;;;;;;;;;;;;;;-1:-1:-1;;;449:4414:59;;;;;;;;;;;;;;;;;", "deployedSourceMap": "449:4414:59:-:0;;;;;;;;", "source": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.2) (utils/introspection/ERC165Checker.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IERC165.sol\";\n\n/**\n * @dev Library used to query support of an interface declared via {IERC165}.\n *\n * Note that these functions return the actual result of the query: they do not\n * `revert` if an interface is not supported. It is up to the caller to decide\n * what to do in these cases.\n */\nlibrary ERC165Checker {\n // As per the EIP-165 spec, no interface should ever match 0xffffffff\n bytes4 private constant _INTERFACE_ID_INVALID = 0xffffffff;\n\n /**\n * @dev Returns true if `account` supports the {IERC165} interface,\n */\n function supportsERC165(address account) internal view returns (bool) {\n // Any contract that implements ERC165 must explicitly indicate support of\n // InterfaceId_ERC165 and explicitly indicate non-support of InterfaceId_Invalid\n return\n _supportsERC165Interface(account, type(IERC165).interfaceId) &&\n !_supportsERC165Interface(account, _INTERFACE_ID_INVALID);\n }\n\n /**\n * @dev Returns true if `account` supports the interface defined by\n * `interfaceId`. Support for {IERC165} itself is queried automatically.\n *\n * See {IERC165-supportsInterface}.\n */\n function supportsInterface(address account, bytes4 interfaceId) internal view returns (bool) {\n // query support of both ERC165 as per the spec and support of _interfaceId\n return supportsERC165(account) && _supportsERC165Interface(account, interfaceId);\n }\n\n /**\n * @dev Returns a boolean array where each value corresponds to the\n * interfaces passed in and whether they're supported or not. This allows\n * you to batch check interfaces for a contract where your expectation\n * is that some interfaces may not be supported.\n *\n * See {IERC165-supportsInterface}.\n *\n * _Available since v3.4._\n */\n function getSupportedInterfaces(address account, bytes4[] memory interfaceIds)\n internal\n view\n returns (bool[] memory)\n {\n // an array of booleans corresponding to interfaceIds and whether they're supported or not\n bool[] memory interfaceIdsSupported = new bool[](interfaceIds.length);\n\n // query support of ERC165 itself\n if (supportsERC165(account)) {\n // query support of each interface in interfaceIds\n for (uint256 i = 0; i < interfaceIds.length; i++) {\n interfaceIdsSupported[i] = _supportsERC165Interface(account, interfaceIds[i]);\n }\n }\n\n return interfaceIdsSupported;\n }\n\n /**\n * @dev Returns true if `account` supports all the interfaces defined in\n * `interfaceIds`. Support for {IERC165} itself is queried automatically.\n *\n * Batch-querying can lead to gas savings by skipping repeated checks for\n * {IERC165} support.\n *\n * See {IERC165-supportsInterface}.\n */\n function supportsAllInterfaces(address account, bytes4[] memory interfaceIds) internal view returns (bool) {\n // query support of ERC165 itself\n if (!supportsERC165(account)) {\n return false;\n }\n\n // query support of each interface in _interfaceIds\n for (uint256 i = 0; i < interfaceIds.length; i++) {\n if (!_supportsERC165Interface(account, interfaceIds[i])) {\n return false;\n }\n }\n\n // all interfaces supported\n return true;\n }\n\n /**\n * @notice Query if a contract implements an interface, does not check ERC165 support\n * @param account The address of the contract to query for support of an interface\n * @param interfaceId The interface identifier, as specified in ERC-165\n * @return true if the contract at account indicates support of the interface with\n * identifier interfaceId, false otherwise\n * @dev Assumes that account contains a contract that supports ERC165, otherwise\n * the behavior of this method is undefined. This precondition can be checked\n * with {supportsERC165}.\n * Interface identification is specified in ERC-165.\n */\n function _supportsERC165Interface(address account, bytes4 interfaceId) private view returns (bool) {\n // prepare call\n bytes memory encodedParams = abi.encodeWithSelector(IERC165.supportsInterface.selector, interfaceId);\n\n // perform static call\n bool success;\n uint256 returnSize;\n uint256 returnValue;\n assembly {\n success := staticcall(30000, account, add(encodedParams, 0x20), mload(encodedParams), 0x00, 0x20)\n returnSize := returndatasize()\n returnValue := mload(0x00)\n }\n\n return success && returnSize >= 0x20 && returnValue > 0;\n }\n}\n", "sourcePath": "@openzeppelin/contracts/utils/introspection/ERC165Checker.sol", "ast": { "absolutePath": "@openzeppelin/contracts/utils/introspection/ERC165Checker.sol", "exportedSymbols": { "ERC165Checker": [ 12340 ], "IERC165": [ 12352 ] }, "id": 12341, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 12148, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "121:23:59" }, { "absolutePath": "@openzeppelin/contracts/utils/introspection/IERC165.sol", "file": "./IERC165.sol", "id": 12149, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 12341, "sourceUnit": 12353, "src": "146:23:59", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [], "contractDependencies": [], "contractKind": "library", "documentation": { "id": 12150, "nodeType": "StructuredDocumentation", "src": "171:277:59", "text": " @dev Library used to query support of an interface declared via {IERC165}.\n Note that these functions return the actual result of the query: they do not\n `revert` if an interface is not supported. It is up to the caller to decide\n what to do in these cases." }, "fullyImplemented": true, "id": 12340, "linearizedBaseContracts": [ 12340 ], "name": "ERC165Checker", "nameLocation": "457:13:59", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 12153, "mutability": "constant", "name": "_INTERFACE_ID_INVALID", "nameLocation": "575:21:59", "nodeType": "VariableDeclaration", "scope": 12340, "src": "551:58:59", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 12151, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "551:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "value": { "hexValue": "30786666666666666666", "id": 12152, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "599:10:59", "typeDescriptions": { "typeIdentifier": "t_rational_4294967295_by_1", "typeString": "int_const 4294967295" }, "value": "0xffffffff" }, "visibility": "private" }, { "body": { "id": 12175, "nodeType": "Block", "src": "774:341:59", "statements": [ { "expression": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 12173, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "id": 12162, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12156, "src": "1000:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "arguments": [ { "id": 12164, "name": "IERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12352, "src": "1014:7:59", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC165_$12352_$", "typeString": "type(contract IERC165)" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_type$_t_contract$_IERC165_$12352_$", "typeString": "type(contract IERC165)" } ], "id": 12163, "name": "type", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967269, "src": "1009:4:59", "typeDescriptions": { "typeIdentifier": "t_function_metatype_pure$__$returns$__$", "typeString": "function () pure" } }, "id": 12165, "isConstant": false, "isLValue": false, "isPure": true, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1009:13:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_magic_meta_type_t_contract$_IERC165_$12352", "typeString": "type(contract IERC165)" } }, "id": 12166, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "interfaceId", "nodeType": "MemberAccess", "src": "1009:25:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { 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"isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1052:56:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "975:133:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 12160, "id": 12174, "nodeType": "Return", "src": "956:152:59" } ] }, "documentation": { "id": 12154, "nodeType": "StructuredDocumentation", "src": "616:83:59", "text": " @dev Returns true if `account` supports the {IERC165} interface," }, "id": 12176, "implemented": true, "kind": "function", "modifiers": [], "name": "supportsERC165", "nameLocation": "713:14:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12157, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12156, "mutability": "mutable", "name": "account", "nameLocation": "736:7:59", "nodeType": "VariableDeclaration", "scope": 12176, "src": "728:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12155, "name": "address", "nodeType": "ElementaryTypeName", "src": "728:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "727:17:59" }, "returnParameters": { "id": 12160, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12159, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12176, "src": "768:4:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12158, "name": "bool", "nodeType": "ElementaryTypeName", "src": "768:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "767:6:59" }, "scope": 12340, "src": "704:411:59", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 12195, "nodeType": "Block", "src": "1426:181:59", "statements": [ { "expression": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 12193, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "id": 12187, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12179, "src": "1542:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 12186, "name": "supportsERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12176, "src": "1527:14:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 12188, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1527:23:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "arguments": [ { "id": 12190, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12179, "src": "1579:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 12191, "name": "interfaceId", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12181, "src": "1588:11:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { 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"StructuredDocumentation", "src": "1121:207:59", "text": " @dev Returns true if `account` supports the interface defined by\n `interfaceId`. Support for {IERC165} itself is queried automatically.\n See {IERC165-supportsInterface}." }, "id": 12196, "implemented": true, "kind": "function", "modifiers": [], "name": "supportsInterface", "nameLocation": "1342:17:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12182, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12179, "mutability": "mutable", "name": "account", "nameLocation": "1368:7:59", "nodeType": "VariableDeclaration", "scope": 12196, "src": "1360:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12178, "name": "address", "nodeType": "ElementaryTypeName", "src": "1360:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 12181, "mutability": "mutable", "name": "interfaceId", "nameLocation": "1384:11:59", 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"typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 12220, "name": "supportsERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12176, "src": "2372:14:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 12222, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2372:23:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12248, "nodeType": "IfStatement", "src": "2368:276:59", "trueBody": { "id": 12247, "nodeType": "Block", "src": "2397:247:59", "statements": [ { "body": { "id": 12245, "nodeType": "Block", "src": "2524:110:59", "statements": [ { "expression": { "id": 12243, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 12234, "name": "interfaceIdsSupported", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12212, "src": "2542:21:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[] memory" } }, "id": 12236, "indexExpression": { "id": 12235, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12224, "src": "2564:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "2542:24:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "id": 12238, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12199, "src": "2594:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "baseExpression": { "id": 12239, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12202, "src": "2603:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12241, "indexExpression": { "id": 12240, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12224, "src": "2616:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2603:15:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 12237, "name": "_supportsERC165Interface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12339, "src": "2569:24:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 12242, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2569:50:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "2542:77:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12244, "nodeType": "ExpressionStatement", "src": "2542:77:59" } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 12230, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 12227, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12224, "src": "2494:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "expression": { "id": 12228, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12202, "src": "2498:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12229, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "src": "2498:19:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2494:23:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12246, "initializationExpression": { "assignments": [ 12224 ], "declarations": [ { "constant": false, "id": 12224, "mutability": "mutable", "name": "i", "nameLocation": "2487:1:59", "nodeType": "VariableDeclaration", "scope": 12246, "src": "2479:9:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12223, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2479:7:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 12226, "initialValue": { "hexValue": "30", "id": 12225, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2491:1:59", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "2479:13:59" }, "loopExpression": { "expression": { "id": 12232, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "2519:3:59", "subExpression": { "id": 12231, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12224, "src": "2519:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 12233, "nodeType": "ExpressionStatement", "src": "2519:3:59" }, "nodeType": "ForStatement", "src": "2474:160:59" } ] } }, { "expression": { "id": 12249, "name": "interfaceIdsSupported", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12212, "src": "2661:21:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[] memory" } }, "functionReturnParameters": 12207, "id": 12250, "nodeType": "Return", "src": "2654:28:59" } ] }, "documentation": { "id": 12197, "nodeType": "StructuredDocumentation", "src": "1613:374:59", "text": " @dev Returns a boolean array where each value corresponds to the\n interfaces passed in and whether they're supported or not. This allows\n you to batch check interfaces for a contract where your expectation\n is that some interfaces may not be supported.\n See {IERC165-supportsInterface}.\n _Available since v3.4._" }, "id": 12252, "implemented": true, "kind": "function", "modifiers": [], "name": "getSupportedInterfaces", "nameLocation": "2001:22:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12203, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12199, "mutability": "mutable", "name": "account", "nameLocation": "2032:7:59", "nodeType": "VariableDeclaration", "scope": 12252, "src": "2024:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12198, "name": "address", "nodeType": "ElementaryTypeName", "src": "2024:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 12202, "mutability": "mutable", "name": "interfaceIds", "nameLocation": "2057:12:59", "nodeType": "VariableDeclaration", "scope": 12252, "src": "2041:28:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[]" }, "typeName": { "baseType": { "id": 12200, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "2041:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "id": 12201, "nodeType": "ArrayTypeName", "src": "2041:8:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_storage_ptr", "typeString": "bytes4[]" } }, "visibility": "internal" } ], "src": "2023:47:59" }, "returnParameters": { "id": 12207, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12206, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12252, "src": "2118:13:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[]" }, "typeName": { "baseType": { "id": 12204, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2118:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12205, "nodeType": "ArrayTypeName", "src": "2118:6:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_storage_ptr", "typeString": "bool[]" } }, "visibility": "internal" } ], "src": "2117:15:59" }, "scope": 12340, "src": "1992:697:59", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 12297, "nodeType": "Block", "src": "3131:429:59", "statements": [ { "condition": { "id": 12266, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "3187:24:59", "subExpression": { "arguments": [ { "id": 12264, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12255, "src": "3203:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 12263, "name": "supportsERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12176, "src": "3188:14:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 12265, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3188:23:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12270, "nodeType": "IfStatement", "src": "3183:67:59", "trueBody": { "id": 12269, "nodeType": "Block", "src": "3213:37:59", "statements": [ { "expression": { "hexValue": "66616c7365", "id": 12267, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3234:5:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 12262, "id": 12268, "nodeType": "Return", "src": "3227:12:59" } ] } }, { "body": { "id": 12293, "nodeType": "Block", "src": "3370:126:59", "statements": [ { "condition": { "id": 12288, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "3388:51:59", "subExpression": { "arguments": [ { "id": 12283, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12255, "src": "3414:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "baseExpression": { "id": 12284, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12258, "src": "3423:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12286, "indexExpression": { "id": 12285, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12272, "src": "3436:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "3423:15:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 12282, "name": "_supportsERC165Interface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12339, "src": "3389:24:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 12287, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3389:50:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12292, "nodeType": "IfStatement", "src": "3384:102:59", "trueBody": { "id": 12291, "nodeType": "Block", "src": "3441:45:59", "statements": [ { "expression": { "hexValue": "66616c7365", "id": 12289, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3466:5:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 12262, "id": 12290, "nodeType": "Return", "src": "3459:12:59" } ] } } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 12278, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 12275, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12272, "src": "3340:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "expression": { "id": 12276, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12258, "src": "3344:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12277, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "src": "3344:19:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "3340:23:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12294, "initializationExpression": { "assignments": [ 12272 ], "declarations": [ { "constant": false, "id": 12272, "mutability": "mutable", "name": "i", "nameLocation": "3333:1:59", "nodeType": "VariableDeclaration", "scope": 12294, "src": "3325:9:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12271, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3325:7:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 12274, "initialValue": { "hexValue": "30", "id": 12273, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3337:1:59", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "3325:13:59" }, "loopExpression": { "expression": { "id": 12280, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "3365:3:59", "subExpression": { "id": 12279, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12272, "src": "3365:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 12281, "nodeType": "ExpressionStatement", "src": "3365:3:59" }, "nodeType": "ForStatement", "src": "3320:176:59" }, { "expression": { "hexValue": "74727565", "id": 12295, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3549:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 12262, "id": 12296, "nodeType": "Return", "src": "3542:11:59" } ] }, "documentation": { "id": 12253, "nodeType": "StructuredDocumentation", "src": "2695:324:59", "text": " @dev Returns true if `account` supports all the interfaces defined in\n `interfaceIds`. Support for {IERC165} itself is queried automatically.\n Batch-querying can lead to gas savings by skipping repeated checks for\n {IERC165} support.\n See {IERC165-supportsInterface}." }, "id": 12298, "implemented": true, "kind": "function", "modifiers": [], "name": "supportsAllInterfaces", "nameLocation": "3033:21:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12259, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12255, "mutability": "mutable", "name": "account", "nameLocation": "3063:7:59", "nodeType": "VariableDeclaration", "scope": 12298, "src": "3055:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12254, "name": "address", "nodeType": "ElementaryTypeName", "src": "3055:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 12258, "mutability": "mutable", "name": "interfaceIds", "nameLocation": "3088:12:59", "nodeType": "VariableDeclaration", "scope": 12298, "src": "3072:28:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[]" }, "typeName": { "baseType": { "id": 12256, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "3072:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "id": 12257, "nodeType": "ArrayTypeName", "src": "3072:8:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_storage_ptr", "typeString": "bytes4[]" } }, "visibility": "internal" } ], "src": "3054:47:59" }, "returnParameters": { "id": 12262, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12261, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12298, "src": "3125:4:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12260, "name": "bool", "nodeType": "ElementaryTypeName", "src": "3125:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "3124:6:59" }, "scope": 12340, "src": "3024:536:59", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 12338, "nodeType": "Block", "src": "4322:539:59", "statements": [ { "assignments": [ 12309 ], "declarations": [ { "constant": false, "id": 12309, "mutability": "mutable", "name": "encodedParams", "nameLocation": "4369:13:59", "nodeType": "VariableDeclaration", "scope": 12338, "src": "4356:26:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 12308, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "4356:5:59", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "visibility": "internal" } ], "id": 12317, "initialValue": { "arguments": [ { "expression": { "expression": { "id": 12312, "name": "IERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12352, "src": "4408:7:59", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC165_$12352_$", "typeString": "type(contract IERC165)" } }, "id": 12313, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "supportsInterface", "nodeType": "MemberAccess", "referencedDeclaration": 12351, "src": "4408:25:59", "typeDescriptions": { "typeIdentifier": "t_function_declaration_view$_t_bytes4_$returns$_t_bool_$", "typeString": "function IERC165.supportsInterface(bytes4) view returns (bool)" } }, "id": 12314, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "selector", "nodeType": "MemberAccess", "src": "4408:34:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, { "id": 12315, "name": "interfaceId", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12303, "src": "4444:11:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "expression": { "id": 12310, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967295, "src": "4385:3:59", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 12311, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "encodeWithSelector", "nodeType": "MemberAccess", "src": "4385:22:59", "typeDescriptions": { "typeIdentifier": "t_function_abiencodewithselector_pure$_t_bytes4_$returns$_t_bytes_memory_ptr_$", "typeString": "function (bytes4) pure returns (bytes memory)" } }, "id": 12316, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4385:71:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "VariableDeclarationStatement", "src": "4356:100:59" }, { "assignments": [ 12319 ], "declarations": [ { "constant": false, "id": 12319, "mutability": "mutable", "name": "success", "nameLocation": "4503:7:59", "nodeType": "VariableDeclaration", "scope": 12338, "src": "4498:12:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12318, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4498:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "id": 12320, "nodeType": "VariableDeclarationStatement", "src": "4498:12:59" }, { "assignments": [ 12322 ], "declarations": [ { "constant": false, "id": 12322, "mutability": "mutable", "name": "returnSize", "nameLocation": "4528:10:59", "nodeType": "VariableDeclaration", "scope": 12338, "src": "4520:18:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12321, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4520:7:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 12323, "nodeType": "VariableDeclarationStatement", "src": "4520:18:59" }, { "assignments": [ 12325 ], "declarations": [ { "constant": false, "id": 12325, "mutability": "mutable", "name": "returnValue", "nameLocation": "4556:11:59", "nodeType": "VariableDeclaration", "scope": 12338, "src": "4548:19:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12324, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4548:7:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 12326, "nodeType": "VariableDeclarationStatement", "src": "4548:19:59" }, { "AST": { "nodeType": "YulBlock", "src": "4586:203:59", "statements": [ { "nodeType": "YulAssignment", "src": "4600:97:59", "value": { "arguments": [ { "kind": "number", "nodeType": "YulLiteral", "src": "4622:5:59", "type": "", "value": "30000" }, { "name": "account", "nodeType": "YulIdentifier", "src": "4629:7:59" }, { "arguments": [ { "name": "encodedParams", "nodeType": "YulIdentifier", "src": "4642:13:59" }, { "kind": "number", "nodeType": "YulLiteral", "src": "4657:4:59", "type": "", "value": "0x20" } ], "functionName": { "name": "add", "nodeType": "YulIdentifier", "src": "4638:3:59" }, "nodeType": "YulFunctionCall", "src": "4638:24:59" }, { "arguments": [ { "name": "encodedParams", "nodeType": "YulIdentifier", "src": "4670:13:59" } ], "functionName": { "name": "mload", "nodeType": "YulIdentifier", "src": "4664:5:59" }, "nodeType": "YulFunctionCall", "src": "4664:20:59" }, { "kind": "number", "nodeType": "YulLiteral", "src": "4686:4:59", "type": "", "value": "0x00" }, { "kind": "number", "nodeType": "YulLiteral", "src": "4692:4:59", "type": "", "value": "0x20" } ], "functionName": { "name": "staticcall", "nodeType": "YulIdentifier", "src": "4611:10:59" }, "nodeType": "YulFunctionCall", "src": "4611:86:59" }, "variableNames": [ { "name": "success", "nodeType": "YulIdentifier", "src": "4600:7:59" } ] }, { "nodeType": "YulAssignment", "src": "4710:30:59", "value": { "arguments": [], "functionName": { "name": "returndatasize", "nodeType": "YulIdentifier", "src": "4724:14:59" }, "nodeType": "YulFunctionCall", "src": "4724:16:59" }, "variableNames": [ { "name": "returnSize", "nodeType": "YulIdentifier", "src": "4710:10:59" } ] }, { "nodeType": "YulAssignment", "src": "4753:26:59", "value": { "arguments": [ { "kind": "number", "nodeType": "YulLiteral", "src": "4774:4:59", "type": "", "value": "0x00" } ], "functionName": { "name": "mload", "nodeType": "YulIdentifier", "src": "4768:5:59" }, "nodeType": "YulFunctionCall", "src": "4768:11:59" }, "variableNames": [ { "name": "returnValue", "nodeType": "YulIdentifier", "src": "4753:11:59" } ] } ] }, "evmVersion": "london", "externalReferences": [ { "declaration": 12301, "isOffset": false, "isSlot": false, "src": "4629:7:59", "valueSize": 1 }, { "declaration": 12309, "isOffset": false, "isSlot": false, "src": "4642:13:59", "valueSize": 1 }, { "declaration": 12309, "isOffset": false, "isSlot": false, "src": "4670:13:59", "valueSize": 1 }, { "declaration": 12322, "isOffset": false, "isSlot": false, "src": "4710:10:59", "valueSize": 1 }, { "declaration": 12325, "isOffset": false, "isSlot": false, "src": "4753:11:59", "valueSize": 1 }, { "declaration": 12319, "isOffset": false, "isSlot": false, "src": "4600:7:59", "valueSize": 1 } ], "id": 12327, "nodeType": "InlineAssembly", "src": "4577:212:59" }, { "expression": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 12336, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 12332, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 12328, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12319, "src": "4806:7:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 12331, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 12329, "name": "returnSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12322, "src": "4817:10:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">=", "rightExpression": { "hexValue": "30783230", "id": 12330, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4831:4:59", "typeDescriptions": { "typeIdentifier": "t_rational_32_by_1", "typeString": "int_const 32" }, "value": "0x20" }, "src": "4817:18:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "4806:29:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 12335, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 12333, "name": "returnValue", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12325, "src": "4839:11:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">", "rightExpression": { "hexValue": "30", "id": 12334, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4853:1:59", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "4839:15:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "4806:48:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 12307, "id": 12337, "nodeType": "Return", "src": "4799:55:59" } ] }, "documentation": { "id": 12299, "nodeType": "StructuredDocumentation", "src": "3566:652:59", "text": " @notice Query if a contract implements an interface, does not check ERC165 support\n @param account The address of the contract to query for support of an interface\n @param interfaceId The interface identifier, as specified in ERC-165\n @return true if the contract at account indicates support of the interface with\n identifier interfaceId, false otherwise\n @dev Assumes that account contains a contract that supports ERC165, otherwise\n the behavior of this method is undefined. This precondition can be checked\n with {supportsERC165}.\n Interface identification is specified in ERC-165." }, "id": 12339, "implemented": true, "kind": "function", "modifiers": [], "name": "_supportsERC165Interface", "nameLocation": "4232:24:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12304, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12301, "mutability": "mutable", "name": "account", "nameLocation": "4265:7:59", "nodeType": "VariableDeclaration", "scope": 12339, "src": "4257:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12300, "name": "address", "nodeType": "ElementaryTypeName", "src": "4257:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 12303, "mutability": "mutable", "name": "interfaceId", "nameLocation": "4281:11:59", "nodeType": "VariableDeclaration", "scope": 12339, "src": "4274:18:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 12302, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "4274:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "visibility": "internal" } ], "src": "4256:37:59" }, "returnParameters": { "id": 12307, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12306, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12339, "src": "4316:4:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12305, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4316:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "4315:6:59" }, "scope": 12340, "src": "4223:638:59", "stateMutability": "view", "virtual": false, "visibility": "private" } ], "scope": 12341, "src": "449:4414:59", "usedErrors": [] } ], "src": "121:4743:59" }, "legacyAST": { "absolutePath": "@openzeppelin/contracts/utils/introspection/ERC165Checker.sol", "exportedSymbols": { "ERC165Checker": [ 12340 ], "IERC165": [ 12352 ] }, "id": 12341, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 12148, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "121:23:59" }, { "absolutePath": "@openzeppelin/contracts/utils/introspection/IERC165.sol", "file": "./IERC165.sol", "id": 12149, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 12341, "sourceUnit": 12353, "src": "146:23:59", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [], "contractDependencies": [], "contractKind": "library", "documentation": { "id": 12150, "nodeType": "StructuredDocumentation", "src": "171:277:59", "text": " @dev Library used to query support of an interface declared via {IERC165}.\n Note that these functions return the actual result of the query: they do not\n `revert` if an interface is not supported. It is up to the caller to decide\n what to do in these cases." }, "fullyImplemented": true, "id": 12340, "linearizedBaseContracts": [ 12340 ], "name": "ERC165Checker", "nameLocation": "457:13:59", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 12153, "mutability": "constant", "name": "_INTERFACE_ID_INVALID", "nameLocation": "575:21:59", "nodeType": "VariableDeclaration", "scope": 12340, "src": "551:58:59", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 12151, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "551:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "value": { "hexValue": "30786666666666666666", "id": 12152, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "599:10:59", "typeDescriptions": { "typeIdentifier": "t_rational_4294967295_by_1", "typeString": "int_const 4294967295" }, "value": "0xffffffff" }, "visibility": "private" }, { "body": { "id": 12175, "nodeType": "Block", "src": "774:341:59", "statements": [ { "expression": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 12173, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "id": 12162, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12156, "src": "1000:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "arguments": [ { "id": 12164, "name": "IERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12352, "src": "1014:7:59", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC165_$12352_$", "typeString": "type(contract IERC165)" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_type$_t_contract$_IERC165_$12352_$", "typeString": "type(contract IERC165)" } ], "id": 12163, "name": "type", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967269, "src": "1009:4:59", "typeDescriptions": { "typeIdentifier": "t_function_metatype_pure$__$returns$__$", "typeString": "function () pure" } }, "id": 12165, "isConstant": false, "isLValue": false, "isPure": true, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1009:13:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_magic_meta_type_t_contract$_IERC165_$12352", "typeString": "type(contract IERC165)" } }, "id": 12166, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "interfaceId", "nodeType": "MemberAccess", "src": "1009:25:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 12161, "name": "_supportsERC165Interface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12339, "src": "975:24:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 12167, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "975:60:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "id": 12172, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "1051:57:59", "subExpression": { "arguments": [ { "id": 12169, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12156, "src": "1077:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 12170, "name": "_INTERFACE_ID_INVALID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12153, "src": "1086:21:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 12168, "name": "_supportsERC165Interface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12339, "src": "1052:24:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 12171, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1052:56:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "975:133:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 12160, "id": 12174, "nodeType": "Return", "src": "956:152:59" } ] }, "documentation": { "id": 12154, "nodeType": "StructuredDocumentation", "src": "616:83:59", "text": " @dev Returns true if `account` supports the {IERC165} interface," }, "id": 12176, "implemented": true, "kind": "function", "modifiers": [], "name": "supportsERC165", "nameLocation": "713:14:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12157, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12156, "mutability": "mutable", "name": "account", "nameLocation": "736:7:59", "nodeType": "VariableDeclaration", "scope": 12176, "src": "728:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12155, "name": "address", "nodeType": "ElementaryTypeName", "src": "728:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "727:17:59" }, "returnParameters": { "id": 12160, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12159, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12176, "src": "768:4:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12158, "name": "bool", "nodeType": "ElementaryTypeName", "src": "768:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "767:6:59" }, "scope": 12340, "src": "704:411:59", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 12195, "nodeType": "Block", "src": "1426:181:59", "statements": [ { "expression": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 12193, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "id": 12187, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12179, "src": "1542:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 12186, "name": "supportsERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12176, "src": "1527:14:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 12188, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1527:23:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "arguments": [ { "id": 12190, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12179, "src": "1579:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 12191, "name": "interfaceId", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12181, "src": "1588:11:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 12189, "name": "_supportsERC165Interface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12339, "src": "1554:24:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 12192, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1554:46:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "1527:73:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 12185, "id": 12194, "nodeType": "Return", "src": "1520:80:59" } ] }, "documentation": { "id": 12177, "nodeType": "StructuredDocumentation", "src": "1121:207:59", "text": " @dev Returns true if `account` supports the interface defined by\n `interfaceId`. Support for {IERC165} itself is queried automatically.\n See {IERC165-supportsInterface}." }, "id": 12196, "implemented": true, "kind": "function", "modifiers": [], "name": "supportsInterface", "nameLocation": "1342:17:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12182, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12179, "mutability": "mutable", "name": "account", "nameLocation": "1368:7:59", "nodeType": "VariableDeclaration", "scope": 12196, "src": "1360:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12178, "name": "address", "nodeType": "ElementaryTypeName", "src": "1360:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 12181, "mutability": "mutable", "name": "interfaceId", "nameLocation": "1384:11:59", "nodeType": "VariableDeclaration", "scope": 12196, "src": "1377:18:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 12180, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "1377:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "visibility": "internal" } ], "src": "1359:37:59" }, "returnParameters": { "id": 12185, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12184, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12196, "src": "1420:4:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12183, "name": "bool", "nodeType": "ElementaryTypeName", "src": "1420:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "1419:6:59" }, "scope": 12340, "src": "1333:274:59", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 12251, "nodeType": "Block", "src": "2137:552:59", "statements": [ { "assignments": [ 12212 ], "declarations": [ { "constant": false, "id": 12212, "mutability": "mutable", "name": "interfaceIdsSupported", "nameLocation": "2260:21:59", "nodeType": "VariableDeclaration", "scope": 12251, "src": "2246:35:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[]" }, "typeName": { "baseType": { "id": 12210, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2246:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12211, "nodeType": "ArrayTypeName", "src": "2246:6:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_storage_ptr", "typeString": "bool[]" } }, "visibility": "internal" } ], "id": 12219, "initialValue": { "arguments": [ { "expression": { "id": 12216, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12202, "src": "2295:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12217, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "src": "2295:19:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 12215, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "NewExpression", "src": "2284:10:59", "typeDescriptions": { "typeIdentifier": "t_function_objectcreation_pure$_t_uint256_$returns$_t_array$_t_bool_$dyn_memory_ptr_$", "typeString": "function (uint256) pure returns (bool[] memory)" }, "typeName": { "baseType": { "id": 12213, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2288:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12214, "nodeType": "ArrayTypeName", "src": "2288:6:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_storage_ptr", "typeString": "bool[]" } } }, "id": 12218, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2284:31:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[] memory" } }, "nodeType": "VariableDeclarationStatement", "src": "2246:69:59" }, { "condition": { "arguments": [ { "id": 12221, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12199, "src": "2387:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 12220, "name": "supportsERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12176, "src": "2372:14:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 12222, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2372:23:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12248, "nodeType": "IfStatement", "src": "2368:276:59", "trueBody": { "id": 12247, "nodeType": "Block", "src": "2397:247:59", "statements": [ { "body": { "id": 12245, "nodeType": "Block", "src": "2524:110:59", "statements": [ { "expression": { "id": 12243, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 12234, "name": "interfaceIdsSupported", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12212, "src": "2542:21:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[] memory" } }, "id": 12236, "indexExpression": { "id": 12235, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12224, "src": "2564:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "2542:24:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "id": 12238, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12199, "src": "2594:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "baseExpression": { "id": 12239, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12202, "src": "2603:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12241, "indexExpression": { "id": 12240, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12224, "src": "2616:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2603:15:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 12237, "name": "_supportsERC165Interface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12339, "src": "2569:24:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 12242, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2569:50:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "2542:77:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12244, "nodeType": "ExpressionStatement", "src": "2542:77:59" } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 12230, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 12227, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12224, "src": "2494:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "expression": { "id": 12228, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12202, "src": "2498:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12229, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "src": "2498:19:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2494:23:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12246, "initializationExpression": { "assignments": [ 12224 ], "declarations": [ { "constant": false, "id": 12224, "mutability": "mutable", "name": "i", "nameLocation": "2487:1:59", "nodeType": "VariableDeclaration", "scope": 12246, "src": "2479:9:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12223, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2479:7:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 12226, "initialValue": { "hexValue": "30", "id": 12225, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2491:1:59", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "2479:13:59" }, "loopExpression": { "expression": { "id": 12232, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "2519:3:59", "subExpression": { "id": 12231, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12224, "src": "2519:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 12233, "nodeType": "ExpressionStatement", "src": "2519:3:59" }, "nodeType": "ForStatement", "src": "2474:160:59" } ] } }, { "expression": { "id": 12249, "name": "interfaceIdsSupported", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12212, "src": "2661:21:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[] memory" } }, "functionReturnParameters": 12207, "id": 12250, "nodeType": "Return", "src": "2654:28:59" } ] }, "documentation": { "id": 12197, "nodeType": "StructuredDocumentation", "src": "1613:374:59", "text": " @dev Returns a boolean array where each value corresponds to the\n interfaces passed in and whether they're supported or not. This allows\n you to batch check interfaces for a contract where your expectation\n is that some interfaces may not be supported.\n See {IERC165-supportsInterface}.\n _Available since v3.4._" }, "id": 12252, "implemented": true, "kind": "function", "modifiers": [], "name": "getSupportedInterfaces", "nameLocation": "2001:22:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12203, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12199, "mutability": "mutable", "name": "account", "nameLocation": "2032:7:59", "nodeType": "VariableDeclaration", "scope": 12252, "src": "2024:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12198, "name": "address", "nodeType": "ElementaryTypeName", "src": "2024:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 12202, "mutability": "mutable", "name": "interfaceIds", "nameLocation": "2057:12:59", "nodeType": "VariableDeclaration", "scope": 12252, "src": "2041:28:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[]" }, "typeName": { "baseType": { "id": 12200, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "2041:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "id": 12201, "nodeType": "ArrayTypeName", "src": "2041:8:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_storage_ptr", "typeString": "bytes4[]" } }, "visibility": "internal" } ], "src": "2023:47:59" }, "returnParameters": { "id": 12207, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12206, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12252, "src": "2118:13:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[]" }, "typeName": { "baseType": { "id": 12204, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2118:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12205, "nodeType": "ArrayTypeName", "src": "2118:6:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_storage_ptr", "typeString": "bool[]" } }, "visibility": "internal" } ], "src": "2117:15:59" }, "scope": 12340, "src": "1992:697:59", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 12297, "nodeType": "Block", "src": "3131:429:59", "statements": [ { "condition": { "id": 12266, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "3187:24:59", "subExpression": { "arguments": [ { "id": 12264, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12255, "src": "3203:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 12263, "name": "supportsERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12176, "src": "3188:14:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 12265, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3188:23:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12270, "nodeType": "IfStatement", "src": "3183:67:59", "trueBody": { "id": 12269, "nodeType": "Block", "src": "3213:37:59", "statements": [ { "expression": { "hexValue": "66616c7365", "id": 12267, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3234:5:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 12262, "id": 12268, "nodeType": "Return", "src": "3227:12:59" } ] } }, { "body": { "id": 12293, "nodeType": "Block", "src": "3370:126:59", "statements": [ { "condition": { "id": 12288, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "3388:51:59", "subExpression": { "arguments": [ { "id": 12283, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12255, "src": "3414:7:59", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "baseExpression": { "id": 12284, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12258, "src": "3423:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12286, "indexExpression": { "id": 12285, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12272, "src": "3436:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "3423:15:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 12282, "name": "_supportsERC165Interface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12339, "src": "3389:24:59", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 12287, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3389:50:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12292, "nodeType": "IfStatement", "src": "3384:102:59", "trueBody": { "id": 12291, "nodeType": "Block", "src": "3441:45:59", "statements": [ { "expression": { "hexValue": "66616c7365", "id": 12289, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3466:5:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 12262, "id": 12290, "nodeType": "Return", "src": "3459:12:59" } ] } } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 12278, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 12275, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12272, "src": "3340:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "expression": { "id": 12276, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12258, "src": "3344:12:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 12277, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "src": "3344:19:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "3340:23:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 12294, "initializationExpression": { "assignments": [ 12272 ], "declarations": [ { "constant": false, "id": 12272, "mutability": "mutable", "name": "i", "nameLocation": "3333:1:59", "nodeType": "VariableDeclaration", "scope": 12294, "src": "3325:9:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12271, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3325:7:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 12274, "initialValue": { "hexValue": "30", "id": 12273, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3337:1:59", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "3325:13:59" }, "loopExpression": { "expression": { "id": 12280, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "3365:3:59", "subExpression": { "id": 12279, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12272, "src": "3365:1:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 12281, "nodeType": "ExpressionStatement", "src": "3365:3:59" }, "nodeType": "ForStatement", "src": "3320:176:59" }, { "expression": { "hexValue": "74727565", "id": 12295, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3549:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 12262, "id": 12296, "nodeType": "Return", "src": "3542:11:59" } ] }, "documentation": { "id": 12253, "nodeType": "StructuredDocumentation", "src": "2695:324:59", "text": " @dev Returns true if `account` supports all the interfaces defined in\n `interfaceIds`. Support for {IERC165} itself is queried automatically.\n Batch-querying can lead to gas savings by skipping repeated checks for\n {IERC165} support.\n See {IERC165-supportsInterface}." }, "id": 12298, "implemented": true, "kind": "function", "modifiers": [], "name": "supportsAllInterfaces", "nameLocation": "3033:21:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12259, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12255, "mutability": "mutable", "name": "account", "nameLocation": "3063:7:59", "nodeType": "VariableDeclaration", "scope": 12298, "src": "3055:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12254, "name": "address", "nodeType": "ElementaryTypeName", "src": "3055:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 12258, "mutability": "mutable", "name": "interfaceIds", "nameLocation": "3088:12:59", "nodeType": "VariableDeclaration", "scope": 12298, "src": "3072:28:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[]" }, "typeName": { "baseType": { "id": 12256, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "3072:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "id": 12257, "nodeType": "ArrayTypeName", "src": "3072:8:59", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_storage_ptr", "typeString": "bytes4[]" } }, "visibility": "internal" } ], "src": "3054:47:59" }, "returnParameters": { "id": 12262, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12261, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12298, "src": "3125:4:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12260, "name": "bool", "nodeType": "ElementaryTypeName", "src": "3125:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "3124:6:59" }, "scope": 12340, "src": "3024:536:59", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 12338, "nodeType": "Block", "src": "4322:539:59", "statements": [ { "assignments": [ 12309 ], "declarations": [ { "constant": false, "id": 12309, "mutability": "mutable", "name": "encodedParams", "nameLocation": "4369:13:59", "nodeType": "VariableDeclaration", "scope": 12338, "src": "4356:26:59", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 12308, "name": "bytes", "nodeType": "ElementaryTypeName", 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"t_function_abiencodewithselector_pure$_t_bytes4_$returns$_t_bytes_memory_ptr_$", "typeString": "function (bytes4) pure returns (bytes memory)" } }, "id": 12316, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4385:71:59", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "VariableDeclarationStatement", "src": "4356:100:59" }, { "assignments": [ 12319 ], "declarations": [ { "constant": false, "id": 12319, "mutability": "mutable", "name": "success", "nameLocation": "4503:7:59", "nodeType": "VariableDeclaration", "scope": 12338, "src": "4498:12:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12318, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4498:4:59", "typeDescriptions": { 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"rightExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 12335, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 12333, "name": "returnValue", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12325, "src": "4839:11:59", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">", "rightExpression": { "hexValue": "30", "id": 12334, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4853:1:59", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "4839:15:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "4806:48:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 12307, "id": 12337, "nodeType": "Return", "src": "4799:55:59" } ] }, "documentation": { "id": 12299, "nodeType": "StructuredDocumentation", "src": "3566:652:59", "text": " @notice Query if a contract implements an interface, does not check ERC165 support\n @param account The address of the contract to query for support of an interface\n @param interfaceId The interface identifier, as specified in ERC-165\n @return true if the contract at account indicates support of the interface with\n identifier interfaceId, false otherwise\n @dev Assumes that account contains a contract that supports ERC165, otherwise\n the behavior of this method is undefined. This precondition can be checked\n with {supportsERC165}.\n Interface identification is specified in ERC-165." }, "id": 12339, "implemented": true, "kind": "function", "modifiers": [], "name": "_supportsERC165Interface", "nameLocation": "4232:24:59", "nodeType": "FunctionDefinition", "parameters": { "id": 12304, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12301, "mutability": "mutable", "name": "account", "nameLocation": "4265:7:59", "nodeType": "VariableDeclaration", "scope": 12339, "src": "4257:15:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12300, "name": "address", "nodeType": "ElementaryTypeName", "src": "4257:7:59", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 12303, "mutability": "mutable", "name": "interfaceId", "nameLocation": "4281:11:59", "nodeType": "VariableDeclaration", "scope": 12339, "src": "4274:18:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 12302, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "4274:6:59", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "visibility": "internal" } ], "src": "4256:37:59" }, "returnParameters": { "id": 12307, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12306, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 12339, "src": "4316:4:59", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12305, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4316:4:59", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "4315:6:59" }, "scope": 12340, "src": "4223:638:59", "stateMutability": "view", "virtual": false, "visibility": "private" } ], "scope": 12341, "src": "449:4414:59", "usedErrors": [] } ], "src": "121:4743:59" }, "compiler": { "name": "solc", "version": "0.8.7+commit.e28d00a7.Emscripten.clang" }, "networks": {}, "schemaVersion": "3.1.0", "updatedAt": "2023-03-16T16:54:15.284Z", "devdoc": { "details": "Library used to query support of an interface declared via {IERC165}. Note that these functions return the actual result of the query: they do not `revert` if an interface is not supported. It is up to the caller to decide what to do in these cases.", "kind": "dev", "methods": {}, "version": 1 }, "userdoc": { "kind": "user", "methods": {}, "version": 1 } }