{ "contractName": "ERC165Checker", "abi": [], "metadata": "{\"compiler\":{\"version\":\"0.8.19+commit.7dd6d404\"},\"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\":\"paris\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":25},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/utils/introspection/ERC165Checker.sol\":{\"keccak256\":\"0x0812bc73d6e30558840122fa48d6f64ae978ccc1b1fc42e616bac190c6360f46\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://3d95a53b7e19ca1d46043eaad8967b6e0b02aab2b5fefc2108bfa6d1ad425f5b\",\"dweb:/ipfs/QmQq7AUGT9juE3hun2Wy7r2BDoDBFdBn43DVwhJpK2StLV\"]},\"@openzeppelin/contracts/utils/introspection/IERC165.sol\":{\"keccak256\":\"0x447a5f3ddc18419d41ff92b3773fb86471b1db25773e07f877f548918a185bf1\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://be161e54f24e5c6fae81a12db1a8ae87bc5ae1b0ddc805d82a1440a68455088f\",\"dweb:/ipfs/QmP7C3CHdY9urF4dEMb9wmsp1wMxHF6nhA2yQE5SKiPAdy\"]}},\"version\":1}", "bytecode": "0x60566037600b82828239805160001a607314602a57634e487b7160e01b600052600060045260246000fd5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea2646970667358221220b289c2aed7887e95a94da9e574b6613759f39686072254367b8a4a7d2ad1877764736f6c63430008130033", "deployedBytecode": "0x73000000000000000000000000000000000000000030146080604052600080fdfea2646970667358221220b289c2aed7887e95a94da9e574b6613759f39686072254367b8a4a7d2ad1877764736f6c63430008130033", "immutableReferences": {}, "generatedSources": [], "deployedGeneratedSources": [], "sourceMap": "449:4462:20:-:0;;;;;;;;;;;;;;;-1:-1:-1;;;449:4462:20;;;;;;;;;;;;;;;;;", "deployedSourceMap": "449:4462:20:-:0;;;;;;;;", "source": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (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 supportsERC165InterfaceUnchecked(account, type(IERC165).interfaceId) &&\n !supportsERC165InterfaceUnchecked(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) && supportsERC165InterfaceUnchecked(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] = supportsERC165InterfaceUnchecked(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 (!supportsERC165InterfaceUnchecked(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 supportsERC165InterfaceUnchecked(address account, bytes4 interfaceId) internal 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": [ 2326 ], "IERC165": [ 2338 ] }, "id": 2327, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 2134, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "121:23:20" }, { "absolutePath": "@openzeppelin/contracts/utils/introspection/IERC165.sol", "file": "./IERC165.sol", "id": 2135, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 2327, "sourceUnit": 2339, "src": "146:23:20", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [], "canonicalName": "ERC165Checker", "contractDependencies": [], "contractKind": "library", "documentation": { "id": 2136, "nodeType": "StructuredDocumentation", "src": "171:277:20", "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": 2326, "linearizedBaseContracts": [ 2326 ], "name": "ERC165Checker", "nameLocation": "457:13:20", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 2139, "mutability": "constant", "name": "_INTERFACE_ID_INVALID", "nameLocation": "575:21:20", "nodeType": "VariableDeclaration", "scope": 2326, "src": "551:58:20", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 2137, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "551:6:20", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "value": { "hexValue": "30786666666666666666", "id": 2138, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "599:10:20", "typeDescriptions": { "typeIdentifier": "t_rational_4294967295_by_1", "typeString": "int_const 4294967295" }, "value": "0xffffffff" }, "visibility": "private" }, { "body": { "id": 2161, "nodeType": "Block", "src": "774:357:20", "statements": [ { "expression": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 2159, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "id": 2148, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2142, "src": "1008:7:20", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "arguments": [ { "id": 2150, "name": "IERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2338, "src": "1022:7:20", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC165_$2338_$", "typeString": "type(contract IERC165)" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": 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"src": "1536:88:20" } ] }, "documentation": { "id": 2163, "nodeType": "StructuredDocumentation", "src": "1137:207:20", "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": 2182, "implemented": true, "kind": "function", "modifiers": [], "name": "supportsInterface", "nameLocation": "1358:17:20", "nodeType": "FunctionDefinition", "parameters": { "id": 2168, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2165, "mutability": "mutable", "name": "account", "nameLocation": "1384:7:20", "nodeType": "VariableDeclaration", "scope": 2182, "src": "1376:15:20", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2164, "name": "address", "nodeType": "ElementaryTypeName", "src": "1376:7:20", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 2167, "mutability": "mutable", "name": "interfaceId", "nameLocation": "1400:11:20", 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(uint256) pure returns (bool[] memory)" }, "typeName": { "baseType": { "id": 2199, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2312:4:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2200, "nodeType": "ArrayTypeName", "src": "2312:6:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_storage_ptr", "typeString": "bool[]" } } }, "id": 2204, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "2308:31:20", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[] memory" } }, "nodeType": "VariableDeclarationStatement", "src": "2270:69:20" }, { "condition": { "arguments": [ { "id": 2207, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2185, "src": "2411:7:20", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 2206, "name": "supportsERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2162, "src": "2396:14:20", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 2208, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "2396:23:20", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2234, "nodeType": "IfStatement", "src": "2392:284:20", "trueBody": { "id": 2233, "nodeType": "Block", "src": "2421:255:20", "statements": [ { "body": { "id": 2231, "nodeType": "Block", "src": "2548:118:20", "statements": [ { "expression": { "id": 2229, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 2220, "name": "interfaceIdsSupported", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2198, "src": "2566:21:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[] memory" } }, "id": 2222, "indexExpression": { "id": 2221, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2210, "src": "2588:1:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "2566:24:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "id": 2224, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2185, "src": "2626:7:20", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "baseExpression": { "id": 2225, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2188, "src": "2635:12:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 2227, "indexExpression": { "id": 2226, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2210, "src": "2648:1:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2635:15:20", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 2223, "name": "supportsERC165InterfaceUnchecked", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2325, "src": "2593:32:20", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 2228, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "2593:58:20", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "2566:85:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2230, "nodeType": "ExpressionStatement", "src": "2566:85:20" } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2216, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 2213, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2210, "src": "2518:1:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "expression": { "id": 2214, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2188, "src": "2522:12:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 2215, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "2535:6:20", "memberName": "length", "nodeType": "MemberAccess", "src": "2522:19:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2518:23:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2232, "initializationExpression": { "assignments": [ 2210 ], "declarations": [ { "constant": false, "id": 2210, "mutability": "mutable", "name": "i", "nameLocation": "2511:1:20", "nodeType": "VariableDeclaration", "scope": 2232, "src": "2503:9:20", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2209, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2503:7:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 2212, "initialValue": { "hexValue": "30", "id": 2211, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2515:1:20", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "2503:13:20" }, "loopExpression": { "expression": { "id": 2218, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "2543:3:20", "subExpression": { "id": 2217, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2210, "src": "2543:1:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 2219, "nodeType": "ExpressionStatement", "src": "2543:3:20" }, "nodeType": "ForStatement", "src": "2498:168:20" } ] } }, { "expression": { "id": 2235, "name": "interfaceIdsSupported", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2198, "src": "2693:21:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[] memory" } }, "functionReturnParameters": 2193, "id": 2236, "nodeType": "Return", "src": "2686:28:20" } ] }, "documentation": { "id": 2183, "nodeType": "StructuredDocumentation", "src": "1637:374:20", "text": " @dev Returns a boolean array where each value corresponds to the\n interfaces passed in and whether they're supported or not. This allows\n you to batch check interfaces for a contract where your expectation\n is that some interfaces may not be supported.\n See {IERC165-supportsInterface}.\n _Available since v3.4._" }, "id": 2238, "implemented": true, "kind": "function", "modifiers": [], "name": "getSupportedInterfaces", "nameLocation": "2025:22:20", "nodeType": "FunctionDefinition", "parameters": { "id": 2189, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2185, "mutability": "mutable", "name": "account", "nameLocation": "2056:7:20", "nodeType": "VariableDeclaration", "scope": 2238, "src": "2048:15:20", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2184, "name": "address", "nodeType": "ElementaryTypeName", "src": "2048:7:20", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 2188, "mutability": "mutable", "name": "interfaceIds", "nameLocation": "2081:12:20", "nodeType": "VariableDeclaration", "scope": 2238, "src": "2065:28:20", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[]" }, "typeName": { "baseType": { "id": 2186, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "2065:6:20", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "id": 2187, "nodeType": "ArrayTypeName", "src": "2065:8:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_storage_ptr", "typeString": "bytes4[]" } }, "visibility": "internal" } ], "src": "2047:47:20" }, "returnParameters": { "id": 2193, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2192, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 2238, "src": "2142:13:20", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_memory_ptr", "typeString": "bool[]" }, "typeName": { "baseType": { "id": 2190, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2142:4:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2191, "nodeType": "ArrayTypeName", "src": "2142:6:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bool_$dyn_storage_ptr", "typeString": "bool[]" } }, "visibility": "internal" } ], "src": "2141:15:20" }, "scope": 2326, "src": "2016:705:20", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 2283, "nodeType": "Block", "src": "3163:436:20", "statements": [ { "condition": { "id": 2252, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "3219:24:20", "subExpression": { "arguments": [ { "id": 2250, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "3235:7:20", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 2249, "name": "supportsERC165", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2162, "src": "3220:14:20", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 2251, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "3220:23:20", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2256, "nodeType": "IfStatement", "src": "3215:67:20", "trueBody": { "id": 2255, "nodeType": "Block", "src": "3245:37:20", "statements": [ { "expression": { "hexValue": "66616c7365", "id": 2253, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3266:5:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 2248, "id": 2254, "nodeType": "Return", "src": "3259:12:20" } ] } }, { "body": { "id": 2279, "nodeType": "Block", "src": "3401:134:20", "statements": [ { "condition": { "id": 2274, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "3419:59:20", "subExpression": { "arguments": [ { "id": 2269, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "3453:7:20", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "baseExpression": { "id": 2270, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2244, "src": "3462:12:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 2272, "indexExpression": { "id": 2271, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2258, "src": "3475:1:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "3462:15:20", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 2268, "name": "supportsERC165InterfaceUnchecked", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2325, "src": "3420:32:20", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 2273, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "3420:58:20", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2278, "nodeType": "IfStatement", "src": "3415:110:20", "trueBody": { "id": 2277, "nodeType": "Block", "src": "3480:45:20", "statements": [ { "expression": { "hexValue": "66616c7365", "id": 2275, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3505:5:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 2248, "id": 2276, "nodeType": "Return", "src": "3498:12:20" } ] } } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2264, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 2261, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2258, "src": "3371:1:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "expression": { "id": 2262, "name": "interfaceIds", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2244, "src": "3375:12:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[] memory" } }, "id": 2263, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "3388:6:20", "memberName": "length", "nodeType": "MemberAccess", "src": "3375:19:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "3371:23:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2280, "initializationExpression": { "assignments": [ 2258 ], "declarations": [ { "constant": false, "id": 2258, "mutability": "mutable", "name": "i", "nameLocation": "3364:1:20", "nodeType": "VariableDeclaration", "scope": 2280, "src": "3356:9:20", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2257, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3356:7:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 2260, "initialValue": { "hexValue": "30", "id": 2259, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3368:1:20", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "3356:13:20" }, "loopExpression": { "expression": { "id": 2266, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "3396:3:20", "subExpression": { "id": 2265, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2258, "src": "3396:1:20", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 2267, "nodeType": "ExpressionStatement", "src": "3396:3:20" }, "nodeType": "ForStatement", "src": "3351:184:20" }, { "expression": { "hexValue": "74727565", "id": 2281, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3588:4:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 2248, "id": 2282, "nodeType": "Return", "src": "3581:11:20" } ] }, "documentation": { "id": 2239, "nodeType": "StructuredDocumentation", "src": "2727:324:20", "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": 2284, "implemented": true, "kind": "function", "modifiers": [], "name": "supportsAllInterfaces", "nameLocation": "3065:21:20", "nodeType": "FunctionDefinition", "parameters": { "id": 2245, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2241, "mutability": "mutable", "name": "account", "nameLocation": "3095:7:20", "nodeType": "VariableDeclaration", "scope": 2284, "src": "3087:15:20", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2240, "name": "address", "nodeType": "ElementaryTypeName", "src": "3087:7:20", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 2244, "mutability": "mutable", "name": "interfaceIds", "nameLocation": "3120:12:20", "nodeType": "VariableDeclaration", "scope": 2284, "src": "3104:28:20", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_memory_ptr", "typeString": "bytes4[]" }, "typeName": { "baseType": { "id": 2242, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "3104:6:20", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "id": 2243, "nodeType": "ArrayTypeName", "src": "3104:8:20", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes4_$dyn_storage_ptr", "typeString": "bytes4[]" } }, "visibility": "internal" } ], "src": "3086:47:20" }, "returnParameters": { "id": 2248, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2247, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 2284, "src": "3157:4:20", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 2246, "name": "bool", "nodeType": "ElementaryTypeName", "src": "3157:4:20", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "3156:6:20" }, "scope": 2326, "src": "3056:543:20", "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "body": { "id": 2324, "nodeType": "Block", "src": "4370:539:20", "statements": [ { "assignments": [ 2295 ], "declarations": [ { "constant": false, "id": 2295, "mutability": "mutable", "name": "encodedParams", "nameLocation": "4417:13:20", "nodeType": "VariableDeclaration", "scope": 2324, "src": "4404:26:20", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2294, "name": "bytes", "nodeType": "ElementaryTypeName", "src": 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