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"lValueRequested": false, "memberLocation": "20010:12:2", "memberName": "encodePacked", "nodeType": "MemberAccess", "src": "20006:16:2", "typeDescriptions": { "typeIdentifier": "t_function_abiencodepacked_pure$__$returns$_t_bytes_memory_ptr_$", "typeString": "function () pure returns (bytes memory)" } }, "id": 3940, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "20006:34:2", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 3935, "name": "keccak256", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -8, "src": "19996:9:2", "typeDescriptions": { "typeIdentifier": "t_function_keccak256_pure$_t_bytes_memory_ptr_$returns$_t_bytes32_$", "typeString": 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"MemberAccess", "referencedDeclaration": 3542, "src": "20084:10:2", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_bytes4_$_t_mapping$_t_bytes32_$_t_bool_$_$_$", "typeString": "mapping(address => mapping(bytes4 => mapping(bytes32 => bool)))" } }, "id": 3966, "indexExpression": { "id": 3956, "name": "who", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3621, "src": "20095:3:2", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "20084:15:2", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes4_$_t_mapping$_t_bytes32_$_t_bool_$_$", "typeString": "mapping(bytes4 => mapping(bytes32 => bool))" } }, "id": 3967, "indexExpression": { "id": 3957, "name": "fsig", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3626, "src": "20100:4:2", 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3977, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3829, "src": "20211:1:2", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "20205:8:2", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "id": 3979, "name": "prev", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3840, "src": "20215:4:2", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "expression": { "id": 3972, "name": "vm_std_store", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3593, "src": "20181:12:2", "typeDescriptions": { "typeIdentifier": "t_contract$_Vm_$5434", "typeString": "contract Vm" } }, "id": 3974, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "20194:5:2", "memberName": "store", "nodeType": "MemberAccess", "referencedDeclaration": 4847, "src": "20181:18:2", "typeDescriptions": { "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_bytes32_$_t_bytes32_$returns$__$", "typeString": "function (address,bytes32,bytes32) external" } }, "id": 3980, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "20181:39:2", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3981, "nodeType": "ExpressionStatement", "src": "20181:39:2" }, { "id": 3982, "nodeType": "Break", "src": "20242:5:2" } ] } }, { "expression": { "arguments": [ { "id": 3988, "name": "who", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3621, "src": "20302:3:2", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "baseExpression": { "id": 3989, "name": "reads", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3713, "src": "20307:5:2", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes32_$dyn_memory_ptr", "typeString": "bytes32[] memory" } }, "id": 3991, "indexExpression": { "id": 3990, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3829, "src": "20313:1:2", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "20307:8:2", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "id": 3992, "name": "prev", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3840, "src": "20317:4:2", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "expression": { "id": 3985, "name": "vm_std_store", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3593, "src": "20283:12:2", "typeDescriptions": { "typeIdentifier": "t_contract$_Vm_$5434", "typeString": "contract Vm" } }, "id": 3987, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "20296:5:2", "memberName": "store", "nodeType": "MemberAccess", "referencedDeclaration": 4847, "src": "20283:18:2", "typeDescriptions": { "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_bytes32_$_t_bytes32_$returns$__$", "typeString": "function (address,bytes32,bytes32) external" } }, "id": 3993, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "20283:39:2", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3994, "nodeType": "ExpressionStatement", "src": "20283:39:2" } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 3835, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 3832, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3829, "src": "19167:1:2", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", 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"typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3828, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "19152:7:2", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 3831, "initialValue": { "hexValue": "30", "id": 3830, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "19164:1:2", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "19152:13:2" }, "loopExpression": { "expression": { "id": 3837, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "19185:3:2", "subExpression": { "id": 3836, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3829, "src": 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"Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3631, "src": "20781:11:2", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_bytes32_$dyn_memory_ptr", "typeString": "bytes32[] memory" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "id": 4047, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -1, "src": "20759:3:2", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 4048, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberLocation": "20763:12:2", "memberName": "encodePacked", "nodeType": "MemberAccess", "src": "20759:16:2", "typeDescriptions": { "typeIdentifier": "t_function_abiencodepacked_pure$__$returns$_t_bytes_memory_ptr_$", "typeString": "function () pure returns (bytes memory)" } }, "id": 4051, "isConstant": 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