{ "contractName": "Witnet", "abi": [], "metadata": "{\"compiler\":{\"version\":\"0.8.25+commit.b61c2a91\"},\"language\":\"Solidity\",\"output\":{\"abi\":[],\"devdoc\":{\"kind\":\"dev\",\"methods\":{},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"project:/contracts/libs/Witnet.sol\":\"Witnet\"},\"evmVersion\":\"paris\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"project:/contracts/libs/Witnet.sol\":{\"keccak256\":\"0x65a87375dd79d63a83fb454b7199b6c999bd59c50b3b59d521c5c4d45a7d3cc3\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://ca865b681d810c2fc5c3672ea6343c3bdf6fd71764ab824d25994744dc85866b\",\"dweb:/ipfs/QmPGcP3xGTNZfsQ9GSKdujNLRVs8dWDdubyUko1rbQqJNv\"]},\"project:/contracts/libs/WitnetBuffer.sol\":{\"keccak256\":\"0xa14570492eb5a313ddbacae0185c850ec99c67211eb33989a5e21d31bf06a150\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://e83c11edb49cab6a767c0b685825bc22ece0d3d2897e0d54fe1923df5cc76ba5\",\"dweb:/ipfs/QmdLDgCc3tnKbgRrXwfNzsg6uUDirNmjvBB8V3iMmnD69a\"]},\"project:/contracts/libs/WitnetCBOR.sol\":{\"keccak256\":\"0xb346547ff731163beea2c657c52675cdf7936691d566a76a045577cf9c34ade0\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://6d4b5b6424a033584b41f1204d635db98fda9ca9bd2a614c9d82539a3e4e6529\",\"dweb:/ipfs/QmW6Qy3wWpzHSECYaCPaf9LWGfPqWDKVoP2kPSNNQu7LMQ\"]}},\"version\":1}", "bytecode": "0x60566037600b82828239805160001a607314602a57634e487b7160e01b600052600060045260246000fd5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea26469706673582212200395a8070e2ff7ff017b95bb42096ae8c9b66f9e85390b353ad8d1c795a659c264736f6c63430008190033", "deployedBytecode": "0x73000000000000000000000000000000000000000030146080604052600080fdfea26469706673582212200395a8070e2ff7ff017b95bb42096ae8c9b66f9e85390b353ad8d1c795a659c264736f6c63430008190033", "immutableReferences": {}, "generatedSources": [], "deployedGeneratedSources": [], "sourceMap": "135:31790:64:-:0;;;;;;;;;;;;;;;-1:-1:-1;;;135:31790:64;;;;;;;;;;;;;;;;;", "deployedSourceMap": "135:31790:64:-:0;;;;;;;;", "source": "// SPDX-License-Identifier: MIT\r\n\r\npragma solidity >=0.7.0 <0.9.0;\r\npragma experimental ABIEncoderV2;\r\n\r\nimport \"./WitnetCBOR.sol\";\r\n\r\nlibrary Witnet {\r\n\r\n using WitnetBuffer for WitnetBuffer.Buffer;\r\n using WitnetCBOR for WitnetCBOR.CBOR;\r\n using WitnetCBOR for WitnetCBOR.CBOR[];\r\n\r\n /// Struct containing both request and response data related to every query posted to the Witnet Request Board\r\n struct Query {\r\n Request request;\r\n Response response;\r\n address from; // Address from which the request was posted.\r\n }\r\n\r\n /// Possible status of a Witnet query.\r\n enum QueryStatus {\r\n Unknown,\r\n Posted,\r\n Reported,\r\n Deleted\r\n }\r\n\r\n /// Data kept in EVM-storage for every Request posted to the Witnet Request Board.\r\n struct Request {\r\n address addr; // Address of the (deprecated) IWitnetRequest contract containing Witnet data request raw bytecode.\r\n bytes32 slaHash; // Radon SLA hash of the Witnet data request.\r\n bytes32 radHash; // Radon radHash of the Witnet data request.\r\n uint256 gasprice; // Minimum gas price the DR resolver should pay on the solving tx.\r\n uint256 reward; // Escrowed reward to be paid to the DR resolver.\r\n }\r\n\r\n /// Data kept in EVM-storage containing the Witnet-provided response metadata and CBOR-encoded result.\r\n struct Response {\r\n address reporter; // Address from which the result was reported.\r\n uint256 timestamp; // Timestamp of the Witnet-provided result.\r\n bytes32 drTxHash; // Hash of the Witnet transaction that solved the queried Data Request.\r\n bytes cborBytes; // Witnet-provided result CBOR-bytes to the queried Data Request.\r\n }\r\n\r\n /// Data struct containing the Witnet-provided result to a Data Request.\r\n struct Result {\r\n bool success; // Flag stating whether the request could get solved successfully, or not.\r\n WitnetCBOR.CBOR value; // Resulting value, in CBOR-serialized bytes.\r\n }\r\n\r\n /// Final query's result status from a requester's point of view.\r\n enum ResultStatus {\r\n Void,\r\n Awaiting,\r\n Ready,\r\n Error\r\n }\r\n\r\n /// Data struct describing an error when trying to fetch a Witnet-provided result to a Data Request.\r\n struct ResultError {\r\n ResultErrorCodes code;\r\n string reason;\r\n }\r\n\r\n enum ResultErrorCodes {\r\n /// 0x00: Unknown error. Something went really bad!\r\n Unknown, \r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Source-specific format error sub-codes ============================================================================\r\n /// 0x01: At least one of the source scripts is not a valid CBOR-encoded value.\r\n SourceScriptNotCBOR, \r\n /// 0x02: The CBOR value decoded from a source script is not an Array.\r\n SourceScriptNotArray,\r\n /// 0x03: The Array value decoded form a source script is not a valid Data Request.\r\n SourceScriptNotRADON,\r\n /// 0x04: The request body of at least one data source was not properly formated.\r\n SourceRequestBody,\r\n /// 0x05: The request headers of at least one data source was not properly formated.\r\n SourceRequestHeaders,\r\n /// 0x06: The request URL of at least one data source was not properly formated.\r\n SourceRequestURL,\r\n /// Unallocated\r\n SourceFormat0x07, SourceFormat0x08, SourceFormat0x09, SourceFormat0x0A, SourceFormat0x0B, SourceFormat0x0C,\r\n SourceFormat0x0D, SourceFormat0x0E, SourceFormat0x0F, \r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Complexity error sub-codes ========================================================================================\r\n /// 0x10: The request contains too many sources.\r\n RequestTooManySources,\r\n /// 0x11: The script contains too many calls.\r\n ScriptTooManyCalls,\r\n /// Unallocated\r\n Complexity0x12, Complexity0x13, Complexity0x14, Complexity0x15, Complexity0x16, Complexity0x17, Complexity0x18,\r\n Complexity0x19, Complexity0x1A, Complexity0x1B, Complexity0x1C, Complexity0x1D, Complexity0x1E, Complexity0x1F,\r\n\r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Lack of support error sub-codes ===================================================================================\r\n /// 0x20: Some Radon operator code was found that is not supported (1+ args).\r\n UnsupportedOperator,\r\n /// 0x21: Some Radon filter opcode is not currently supported (1+ args).\r\n UnsupportedFilter,\r\n /// 0x22: Some Radon request type is not currently supported (1+ args).\r\n UnsupportedHashFunction,\r\n /// 0x23: Some Radon reducer opcode is not currently supported (1+ args)\r\n UnsupportedReducer,\r\n /// 0x24: Some Radon hash function is not currently supported (1+ args).\r\n UnsupportedRequestType, \r\n /// 0x25: Some Radon encoding function is not currently supported (1+ args).\r\n UnsupportedEncodingFunction,\r\n /// Unallocated\r\n Operator0x26, Operator0x27, \r\n /// 0x28: Wrong number (or type) of arguments were passed to some Radon operator.\r\n WrongArguments,\r\n /// Unallocated\r\n Operator0x29, Operator0x2A, Operator0x2B, Operator0x2C, Operator0x2D, Operator0x2E, Operator0x2F,\r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Retrieve-specific circumstantial error sub-codes ================================================================================\r\n /// 0x30: A majority of data sources returned an HTTP status code other than 200 (1+ args):\r\n HttpErrors,\r\n /// 0x31: A majority of data sources timed out:\r\n RetrievalsTimeout,\r\n /// Unallocated\r\n RetrieveCircumstance0x32, RetrieveCircumstance0x33, RetrieveCircumstance0x34, RetrieveCircumstance0x35,\r\n RetrieveCircumstance0x36, RetrieveCircumstance0x37, RetrieveCircumstance0x38, RetrieveCircumstance0x39,\r\n RetrieveCircumstance0x3A, RetrieveCircumstance0x3B, RetrieveCircumstance0x3C, RetrieveCircumstance0x3D,\r\n RetrieveCircumstance0x3E, RetrieveCircumstance0x3F,\r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Scripting-specific runtime error sub-code =========================================================================\r\n /// 0x40: Math operator caused an underflow.\r\n MathUnderflow,\r\n /// 0x41: Math operator caused an overflow.\r\n MathOverflow,\r\n /// 0x42: Math operator tried to divide by zero.\r\n MathDivisionByZero, \r\n /// 0x43:Wrong input to subscript call.\r\n WrongSubscriptInput,\r\n /// 0x44: Value cannot be extracted from input binary buffer.\r\n BufferIsNotValue,\r\n /// 0x45: Value cannot be decoded from expected type.\r\n Decode,\r\n /// 0x46: Unexpected empty array.\r\n EmptyArray,\r\n /// 0x47: Value cannot be encoded to expected type.\r\n Encode,\r\n /// 0x48: Failed to filter input values (1+ args).\r\n Filter,\r\n /// 0x49: Failed to hash input value.\r\n Hash,\r\n /// 0x4A: Mismatching array ranks.\r\n MismatchingArrays,\r\n /// 0x4B: Failed to process non-homogenous array.\r\n NonHomegeneousArray,\r\n /// 0x4C: Failed to parse syntax of some input value, or argument.\r\n Parse,\r\n /// 0x4E: Parsing logic limits were exceeded.\r\n ParseOverflow,\r\n /// 0x4F: Unallocated\r\n ScriptError0x4F,\r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Actual first-order result error codes =============================================================================\r\n /// 0x50: Not enough reveals were received in due time:\r\n InsufficientReveals,\r\n /// 0x51: No actual reveal majority was reached on tally stage:\r\n InsufficientMajority,\r\n /// 0x52: Not enough commits were received before tally stage:\r\n InsufficientCommits,\r\n /// 0x53: Generic error during tally execution (to be deprecated after WIP #0028)\r\n TallyExecution,\r\n /// 0x54: A majority of data sources could either be temporarily unresponsive or failing to report the requested data:\r\n CircumstantialFailure,\r\n /// 0x55: At least one data source is inconsistent when queried through multiple transports at once:\r\n InconsistentSources,\r\n /// 0x56: Any one of the (multiple) Retrieve, Aggregate or Tally scripts were badly formated:\r\n MalformedDataRequest,\r\n /// 0x57: Values returned from a majority of data sources don't match the expected schema:\r\n MalformedResponses,\r\n /// Unallocated: \r\n OtherError0x58, OtherError0x59, OtherError0x5A, OtherError0x5B, OtherError0x5C, OtherError0x5D, OtherError0x5E, \r\n /// 0x5F: Size of serialized tally result exceeds allowance:\r\n OversizedTallyResult,\r\n\r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Inter-stage runtime error sub-codes ===============================================================================\r\n /// 0x60: Data aggregation reveals could not get decoded on the tally stage:\r\n MalformedReveals,\r\n /// 0x61: The result to data aggregation could not get encoded:\r\n EncodeReveals, \r\n /// 0x62: A mode tie ocurred when calculating some mode value on the aggregation or the tally stage:\r\n ModeTie, \r\n /// Unallocated:\r\n OtherError0x63, OtherError0x64, OtherError0x65, OtherError0x66, OtherError0x67, OtherError0x68, OtherError0x69, \r\n OtherError0x6A, OtherError0x6B, OtherError0x6C, OtherError0x6D, OtherError0x6E, OtherError0x6F,\r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Runtime access error sub-codes ====================================================================================\r\n /// 0x70: Tried to access a value from an array using an index that is out of bounds (1+ args):\r\n ArrayIndexOutOfBounds,\r\n /// 0x71: Tried to access a value from a map using a key that does not exist (1+ args):\r\n MapKeyNotFound,\r\n /// 0X72: Tried to extract value from a map using a JSON Path that returns no values (+1 args):\r\n JsonPathNotFound,\r\n /// Unallocated:\r\n OtherError0x73, OtherError0x74, OtherError0x75, OtherError0x76, OtherError0x77, OtherError0x78, \r\n OtherError0x79, OtherError0x7A, OtherError0x7B, OtherError0x7C, OtherError0x7D, OtherError0x7E, OtherError0x7F, \r\n OtherError0x80, OtherError0x81, OtherError0x82, OtherError0x83, OtherError0x84, OtherError0x85, OtherError0x86, \r\n OtherError0x87, OtherError0x88, OtherError0x89, OtherError0x8A, OtherError0x8B, OtherError0x8C, OtherError0x8D, \r\n OtherError0x8E, OtherError0x8F, OtherError0x90, OtherError0x91, OtherError0x92, OtherError0x93, OtherError0x94, \r\n OtherError0x95, OtherError0x96, OtherError0x97, OtherError0x98, OtherError0x99, OtherError0x9A, OtherError0x9B,\r\n OtherError0x9C, OtherError0x9D, OtherError0x9E, OtherError0x9F, OtherError0xA0, OtherError0xA1, OtherError0xA2, \r\n OtherError0xA3, OtherError0xA4, OtherError0xA5, OtherError0xA6, OtherError0xA7, OtherError0xA8, OtherError0xA9, \r\n OtherError0xAA, OtherError0xAB, OtherError0xAC, OtherError0xAD, OtherError0xAE, OtherError0xAF, OtherError0xB0,\r\n OtherError0xB1, OtherError0xB2, OtherError0xB3, OtherError0xB4, OtherError0xB5, OtherError0xB6, OtherError0xB7,\r\n OtherError0xB8, OtherError0xB9, OtherError0xBA, OtherError0xBB, OtherError0xBC, OtherError0xBD, OtherError0xBE,\r\n OtherError0xBF, OtherError0xC0, OtherError0xC1, OtherError0xC2, OtherError0xC3, OtherError0xC4, OtherError0xC5,\r\n OtherError0xC6, OtherError0xC7, OtherError0xC8, OtherError0xC9, OtherError0xCA, OtherError0xCB, OtherError0xCC,\r\n OtherError0xCD, OtherError0xCE, OtherError0xCF, OtherError0xD0, OtherError0xD1, OtherError0xD2, OtherError0xD3,\r\n OtherError0xD4, OtherError0xD5, OtherError0xD6, OtherError0xD7, OtherError0xD8, OtherError0xD9, OtherError0xDA,\r\n OtherError0xDB, OtherError0xDC, OtherError0xDD, OtherError0xDE, OtherError0xDF,\r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Inter-client generic error codes ==================================================================================\r\n /// Data requests that cannot be relayed into the Witnet blockchain should be reported\r\n /// with one of these errors. \r\n /// 0xE0: Requests that cannot be parsed must always get this error as their result.\r\n BridgeMalformedDataRequest,\r\n /// 0xE1: Witnesses exceeds 100\r\n BridgePoorIncentives,\r\n /// 0xE2: The request is rejected on the grounds that it may cause the submitter to spend or stake an\r\n /// amount of value that is unjustifiably high when compared with the reward they will be getting\r\n BridgeOversizedTallyResult,\r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// Unallocated =======================================================================================================\r\n OtherError0xE3, OtherError0xE4, OtherError0xE5, OtherError0xE6, OtherError0xE7, OtherError0xE8, OtherError0xE9,\r\n OtherError0xEA, OtherError0xEB, OtherError0xEC, OtherError0xED, OtherError0xEE, OtherError0xEF, OtherError0xF0,\r\n OtherError0xF1, OtherError0xF2, OtherError0xF3, OtherError0xF4, OtherError0xF5, OtherError0xF6, OtherError0xF7,\r\n OtherError0xF8, OtherError0xF9, OtherError0xFA, OtherError0xFB, OtherError0xFC, OtherError0xFD, OtherError0xFE,\r\n \r\n ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////\r\n /// 0xFF: Some tally error is not intercepted but it should (0+ args)\r\n UnhandledIntercept\r\n }\r\n\r\n function isCircumstantial(ResultErrorCodes self) internal pure returns (bool) {\r\n return (self == ResultErrorCodes.CircumstantialFailure);\r\n }\r\n\r\n function lackOfConsensus(ResultErrorCodes self) internal pure returns (bool) {\r\n return (\r\n self == ResultErrorCodes.InsufficientCommits\r\n || self == ResultErrorCodes.InsufficientMajority\r\n || self == ResultErrorCodes.InsufficientReveals\r\n );\r\n }\r\n\r\n function isRetriable(ResultErrorCodes self) internal pure returns (bool) {\r\n return (\r\n lackOfConsensus(self)\r\n || isCircumstantial(self)\r\n || poorIncentives(self)\r\n );\r\n }\r\n\r\n function poorIncentives(ResultErrorCodes self) internal pure returns (bool) {\r\n return (\r\n self == ResultErrorCodes.OversizedTallyResult\r\n || self == ResultErrorCodes.InsufficientCommits\r\n || self == ResultErrorCodes.BridgePoorIncentives\r\n || self == ResultErrorCodes.BridgeOversizedTallyResult\r\n );\r\n }\r\n \r\n\r\n /// Possible Radon data request methods that can be used within a Radon Retrieval. \r\n enum RadonDataRequestMethods {\r\n /* 0 */ Unknown,\r\n /* 1 */ HttpGet,\r\n /* 2 */ RNG,\r\n /* 3 */ HttpPost,\r\n /* 4 */ HttpHead\r\n }\r\n\r\n /// Possible types either processed by Witnet Radon Scripts or included within results to Witnet Data Requests.\r\n enum RadonDataTypes {\r\n /* 0x00 */ Any, \r\n /* 0x01 */ Array,\r\n /* 0x02 */ Bool,\r\n /* 0x03 */ Bytes,\r\n /* 0x04 */ Integer,\r\n /* 0x05 */ Float,\r\n /* 0x06 */ Map,\r\n /* 0x07 */ String,\r\n Unused0x08, Unused0x09, Unused0x0A, Unused0x0B,\r\n Unused0x0C, Unused0x0D, Unused0x0E, Unused0x0F,\r\n /* 0x10 */ Same,\r\n /* 0x11 */ Inner,\r\n /* 0x12 */ Match,\r\n /* 0x13 */ Subscript\r\n }\r\n\r\n /// Structure defining some data filtering that can be applied at the Aggregation or the Tally stages\r\n /// within a Witnet Data Request resolution workflow.\r\n struct RadonFilter {\r\n RadonFilterOpcodes opcode;\r\n bytes args;\r\n }\r\n\r\n /// Filtering methods currently supported on the Witnet blockchain. \r\n enum RadonFilterOpcodes {\r\n /* 0x00 */ Reserved0x00, //GreaterThan,\r\n /* 0x01 */ Reserved0x01, //LessThan,\r\n /* 0x02 */ Reserved0x02, //Equals,\r\n /* 0x03 */ Reserved0x03, //AbsoluteDeviation,\r\n /* 0x04 */ Reserved0x04, //RelativeDeviation\r\n /* 0x05 */ StandardDeviation,\r\n /* 0x06 */ Reserved0x06, //Top,\r\n /* 0x07 */ Reserved0x07, //Bottom,\r\n /* 0x08 */ Mode,\r\n /* 0x09 */ Reserved0x09 //LessOrEqualThan\r\n }\r\n\r\n /// Structure defining the array of filters and reducting function to be applied at either the Aggregation\r\n /// or the Tally stages within a Witnet Data Request resolution workflow.\r\n struct RadonReducer {\r\n RadonReducerOpcodes opcode;\r\n RadonFilter[] filters;\r\n }\r\n\r\n /// Reducting functions currently supported on the Witnet blockchain.\r\n enum RadonReducerOpcodes {\r\n /* 0x00 */ Reserved0x00, //Minimum,\r\n /* 0x01 */ Reserved0x01, //Maximum,\r\n /* 0x02 */ Mode,\r\n /* 0x03 */ AverageMean,\r\n /* 0x04 */ Reserved0x04, //AverageMeanWeighted,\r\n /* 0x05 */ AverageMedian,\r\n /* 0x06 */ Reserved0x06, //AverageMedianWeighted,\r\n /* 0x07 */ StandardDeviation,\r\n /* 0x08 */ Reserved0x08, //AverageDeviation,\r\n /* 0x09 */ Reserved0x09, //MedianDeviation,\r\n /* 0x0A */ Reserved0x10, //MaximumDeviation,\r\n /* 0x0B */ ConcatenateAndHash\r\n }\r\n\r\n /// Structure containing all the parameters that fully describe a Witnet Radon Retrieval within a Witnet Data Request.\r\n struct RadonRetrieval {\r\n uint8 argsCount;\r\n RadonDataRequestMethods method;\r\n RadonDataTypes resultDataType;\r\n string url;\r\n string body;\r\n string[2][] headers;\r\n bytes script;\r\n }\r\n\r\n /// Structure containing the Retrieve-Attestation-Delivery parts of a Witnet Data Request.\r\n struct RadonRAD {\r\n RadonRetrieval[] retrieve;\r\n RadonReducer aggregate;\r\n RadonReducer tally;\r\n }\r\n\r\n /// Structure containing the Service Level Aggreement parameters of a Witnet Data Request.\r\n struct RadonSLA {\r\n uint8 numWitnesses;\r\n uint8 minConsensusPercentage;\r\n uint64 witnessReward;\r\n uint64 witnessCollateral;\r\n uint64 minerCommitRevealFee;\r\n }\r\n\r\n\r\n /// ===============================================================================================================\r\n /// --- 'uint*' helper methods ------------------------------------------------------------------------------------\r\n\r\n /// @notice Convert a `uint8` into a 2 characters long `string` representing its two less significant hexadecimal values.\r\n function toHexString(uint8 _u)\r\n internal pure\r\n returns (string memory)\r\n {\r\n bytes memory b2 = new bytes(2);\r\n uint8 d0 = uint8(_u / 16) + 48;\r\n uint8 d1 = uint8(_u % 16) + 48;\r\n if (d0 > 57)\r\n d0 += 7;\r\n if (d1 > 57)\r\n d1 += 7;\r\n b2[0] = bytes1(d0);\r\n b2[1] = bytes1(d1);\r\n return string(b2);\r\n }\r\n\r\n /// @notice Convert a `uint8` into a 1, 2 or 3 characters long `string` representing its.\r\n /// three less significant decimal values.\r\n function toString(uint8 _u)\r\n internal pure\r\n returns (string memory)\r\n {\r\n if (_u < 10) {\r\n bytes memory b1 = new bytes(1);\r\n b1[0] = bytes1(uint8(_u) + 48);\r\n return string(b1);\r\n } else if (_u < 100) {\r\n bytes memory b2 = new bytes(2);\r\n b2[0] = bytes1(uint8(_u / 10) + 48);\r\n b2[1] = bytes1(uint8(_u % 10) + 48);\r\n return string(b2);\r\n } else {\r\n bytes memory b3 = new bytes(3);\r\n b3[0] = bytes1(uint8(_u / 100) + 48);\r\n b3[1] = bytes1(uint8(_u % 100 / 10) + 48);\r\n b3[2] = bytes1(uint8(_u % 10) + 48);\r\n return string(b3);\r\n }\r\n }\r\n\r\n /// @notice Convert a `uint` into a string` representing its value.\r\n function toString(uint v)\r\n internal pure \r\n returns (string memory)\r\n {\r\n uint maxlength = 100;\r\n bytes memory reversed = new bytes(maxlength);\r\n uint i = 0;\r\n do {\r\n uint8 remainder = uint8(v % 10);\r\n v = v / 10;\r\n reversed[i ++] = bytes1(48 + remainder);\r\n } while (v != 0);\r\n bytes memory buf = new bytes(i);\r\n for (uint j = 1; j <= i; j ++) {\r\n buf[j - 1] = reversed[i - j];\r\n }\r\n return string(buf);\r\n }\r\n\r\n\r\n /// ===============================================================================================================\r\n /// --- 'bytes' helper methods ------------------------------------------------------------------------------------\r\n\r\n /// @dev Transform given bytes into a Witnet.Result instance.\r\n /// @param cborBytes Raw bytes representing a CBOR-encoded value.\r\n /// @return A `Witnet.Result` instance.\r\n function toWitnetResult(bytes memory cborBytes)\r\n internal pure\r\n returns (Witnet.Result memory)\r\n {\r\n WitnetCBOR.CBOR memory cborValue = WitnetCBOR.fromBytes(cborBytes);\r\n return _resultFromCborValue(cborValue);\r\n }\r\n\r\n function toAddress(bytes memory _value) internal pure returns (address) {\r\n return address(toBytes20(_value));\r\n }\r\n\r\n function toBytes4(bytes memory _value) internal pure returns (bytes4) {\r\n return bytes4(toFixedBytes(_value, 4));\r\n }\r\n \r\n function toBytes20(bytes memory _value) internal pure returns (bytes20) {\r\n return bytes20(toFixedBytes(_value, 20));\r\n }\r\n \r\n function toBytes32(bytes memory _value) internal pure returns (bytes32) {\r\n return toFixedBytes(_value, 32);\r\n }\r\n\r\n function toFixedBytes(bytes memory _value, uint8 _numBytes)\r\n internal pure\r\n returns (bytes32 _bytes32)\r\n {\r\n assert(_numBytes <= 32);\r\n unchecked {\r\n uint _len = _value.length > _numBytes ? _numBytes : _value.length;\r\n for (uint _i = 0; _i < _len; _i ++) {\r\n _bytes32 |= bytes32(_value[_i] & 0xff) >> (_i * 8);\r\n }\r\n }\r\n }\r\n\r\n\r\n /// ===============================================================================================================\r\n /// --- 'string' helper methods -----------------------------------------------------------------------------------\r\n\r\n function toLowerCase(string memory str)\r\n internal pure\r\n returns (string memory)\r\n {\r\n bytes memory lowered = new bytes(bytes(str).length);\r\n unchecked {\r\n for (uint i = 0; i < lowered.length; i ++) {\r\n uint8 char = uint8(bytes(str)[i]);\r\n if (char >= 65 && char <= 90) {\r\n lowered[i] = bytes1(char + 32);\r\n } else {\r\n lowered[i] = bytes1(char);\r\n }\r\n }\r\n }\r\n return string(lowered);\r\n }\r\n\r\n /// @notice Converts bytes32 into string.\r\n function toString(bytes32 _bytes32)\r\n internal pure\r\n returns (string memory)\r\n {\r\n bytes memory _bytes = new bytes(_toStringLength(_bytes32));\r\n for (uint _i = 0; _i < _bytes.length;) {\r\n _bytes[_i] = _bytes32[_i];\r\n unchecked {\r\n _i ++;\r\n }\r\n }\r\n return string(_bytes);\r\n }\r\n\r\n function tryUint(string memory str)\r\n internal pure\r\n returns (uint res, bool)\r\n {\r\n unchecked {\r\n for (uint256 i = 0; i < bytes(str).length; i++) {\r\n if (\r\n (uint8(bytes(str)[i]) - 48) < 0\r\n || (uint8(bytes(str)[i]) - 48) > 9\r\n ) {\r\n return (0, false);\r\n }\r\n res += (uint8(bytes(str)[i]) - 48) * 10 ** (bytes(str).length - i - 1);\r\n }\r\n return (res, true);\r\n }\r\n }\r\n \r\n\r\n /// ===============================================================================================================\r\n /// --- 'Witnet.Result' helper methods ----------------------------------------------------------------------------\r\n\r\n modifier _isReady(Result memory result) {\r\n require(result.success, \"Witnet: tried to decode value from errored result.\");\r\n _;\r\n }\r\n\r\n /// @dev Decode an address from the Witnet.Result's CBOR value.\r\n function asAddress(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns (address)\r\n {\r\n if (result.value.majorType == uint8(WitnetCBOR.MAJOR_TYPE_BYTES)) {\r\n return toAddress(result.value.readBytes());\r\n } else {\r\n // TODO\r\n revert(\"WitnetLib: reading address from string not yet supported.\");\r\n }\r\n }\r\n\r\n /// @dev Decode a `bool` value from the Witnet.Result's CBOR value.\r\n function asBool(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns (bool)\r\n {\r\n return result.value.readBool();\r\n }\r\n\r\n /// @dev Decode a `bytes` value from the Witnet.Result's CBOR value.\r\n function asBytes(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns(bytes memory)\r\n {\r\n return result.value.readBytes();\r\n }\r\n\r\n /// @dev Decode a `bytes4` value from the Witnet.Result's CBOR value.\r\n function asBytes4(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns (bytes4)\r\n {\r\n return toBytes4(asBytes(result));\r\n }\r\n\r\n /// @dev Decode a `bytes32` value from the Witnet.Result's CBOR value.\r\n function asBytes32(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns (bytes32)\r\n {\r\n return toBytes32(asBytes(result));\r\n }\r\n\r\n /// @notice Returns the Witnet.Result's unread CBOR value.\r\n function asCborValue(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns (WitnetCBOR.CBOR memory)\r\n {\r\n return result.value;\r\n }\r\n\r\n /// @notice Decode array of CBOR values from the Witnet.Result's CBOR value. \r\n function asCborArray(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns (WitnetCBOR.CBOR[] memory)\r\n {\r\n return result.value.readArray();\r\n }\r\n\r\n /// @dev Decode a fixed16 (half-precision) numeric value from the Witnet.Result's CBOR value.\r\n /// @dev Due to the lack of support for floating or fixed point arithmetic in the EVM, this method offsets all values.\r\n /// by 5 decimal orders so as to get a fixed precision of 5 decimal positions, which should be OK for most `fixed16`.\r\n /// use cases. 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asIntArray(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns (int[] memory)\r\n {\r\n return result.value.readIntArray();\r\n }\r\n\r\n /// @dev Decode a `string` value from the Witnet.Result's CBOR value.\r\n /// @param result An instance of Witnet.Result.\r\n /// @return The `string` decoded from the Witnet.Result.\r\n function asText(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns(string memory)\r\n {\r\n return result.value.readString();\r\n }\r\n\r\n /// @dev Decode an array of strings from the Witnet.Result's CBOR value.\r\n /// @param result An instance of Witnet.Result.\r\n /// @return The `string[]` decoded from the Witnet.Result.\r\n function asTextArray(Witnet.Result memory result)\r\n internal pure\r\n _isReady(result)\r\n returns (string[] memory)\r\n {\r\n return result.value.readStringArray();\r\n }\r\n\r\n /// @dev Decode a `uint64` value from the Witnet.Result's CBOR value.\r\n /// @param result An instance 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"t_string_storage_ptr", "typeString": "string" } }, "visibility": "internal" } ], "src": "19949:15:64" }, "scope": 17557, "src": "19878:397:64", "stateMutability": "pure", "virtual": false, "visibility": "internal" }, { "body": { "id": 16747, "nodeType": "Block", "src": "20515:626:64", "statements": [ { "condition": { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16606, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 16604, "name": "_u", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16599, "src": "20530:2:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "hexValue": "3130", "id": 16605, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "20535:2:64", "typeDescriptions": { "typeIdentifier": "t_rational_10_by_1", "typeString": "int_const 10" }, "value": "10" }, "src": "20530:7:64", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "condition": { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16636, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 16634, "name": "_u", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16599, "src": "20683:2:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "hexValue": "313030", "id": 16635, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "20688:3:64", "typeDescriptions": { "typeIdentifier": "t_rational_100_by_1", "typeString": "int_const 100" }, "value": "100" }, "src": "20683:8:64", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 16744, "nodeType": "Block", "src": "20888:246:64", "statements": [ { "assignments": [ 16683 ], "declarations": [ { "constant": false, "id": 16683, "mutability": "mutable", "name": "b3", "nameLocation": "20916:2:64", "nodeType": "VariableDeclaration", "scope": 16744, "src": "20903:15:64", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 16682, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "20903:5:64", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "visibility": "internal" } ], "id": 16688, "initialValue": { "arguments": [ { "hexValue": "33", "id": 16686, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "20931:1:64", "typeDescriptions": { "typeIdentifier": "t_rational_3_by_1", "typeString": "int_const 3" }, "value": "3" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_3_by_1", "typeString": "int_const 3" } ], "id": 16685, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "NewExpression", "src": "20921:9:64", "typeDescriptions": { "typeIdentifier": "t_function_objectcreation_pure$_t_uint256_$returns$_t_bytes_memory_ptr_$", "typeString": "function (uint256) pure returns (bytes memory)" }, "typeName": { "id": 16684, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "20925:5:64", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } } }, "id": 16687, "isConstant": false, "isLValue": false, "isPure": true, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "20921:12:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "VariableDeclarationStatement", "src": "20903:30:64" }, { "expression": { "id": 16703, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 16689, "name": "b3", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16683, "src": "20948:2:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 16691, "indexExpression": { "hexValue": "30", "id": 16690, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "20951:1:64", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "20948:5:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16701, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16698, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 16696, "name": "_u", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16599, "src": "20969:2:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "/", "rightExpression": { "hexValue": "313030", "id": 16697, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "20974:3:64", "typeDescriptions": { "typeIdentifier": "t_rational_100_by_1", "typeString": "int_const 100" }, "value": "100" }, "src": "20969:8:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint8", "typeString": "uint8" } ], "id": 16695, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "20963:5:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint8_$", "typeString": "type(uint8)" }, "typeName": { "id": 16694, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "20963:5:64", "typeDescriptions": {} } }, "id": 16699, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "20963:15:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "hexValue": "3438", "id": 16700, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "20981:2:64", "typeDescriptions": { "typeIdentifier": "t_rational_48_by_1", "typeString": "int_const 48" }, "value": "48" }, "src": "20963:20:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint8", "typeString": "uint8" } ], "id": 16693, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "20956:6:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes1_$", "typeString": "type(bytes1)" }, "typeName": { "id": 16692, "name": "bytes1", "nodeType": "ElementaryTypeName", "src": "20956:6:64", "typeDescriptions": {} } }, "id": 16702, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "20956:28:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "src": "20948:36:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "id": 16704, "nodeType": "ExpressionStatement", "src": "20948:36:64" }, { "expression": { "id": 16721, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 16705, "name": "b3", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16683, "src": "20999:2:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 16707, "indexExpression": { "hexValue": "31", "id": 16706, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "21002:1:64", "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "20999:5:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16719, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16716, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16714, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 16712, "name": "_u", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16599, "src": "21020:2:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "%", "rightExpression": { "hexValue": "313030", "id": 16713, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "21025:3:64", "typeDescriptions": { "typeIdentifier": "t_rational_100_by_1", "typeString": "int_const 100" }, "value": "100" }, "src": "21020:8:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "/", "rightExpression": { "hexValue": "3130", "id": 16715, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "21031:2:64", "typeDescriptions": { "typeIdentifier": "t_rational_10_by_1", "typeString": "int_const 10" }, "value": "10" }, "src": "21020:13:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint8", "typeString": "uint8" } ], "id": 16711, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "21014:5:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint8_$", "typeString": "type(uint8)" }, "typeName": { "id": 16710, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "21014:5:64", "typeDescriptions": {} } }, "id": 16717, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "21014:20:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "hexValue": "3438", "id": 16718, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "21037:2:64", "typeDescriptions": { "typeIdentifier": "t_rational_48_by_1", "typeString": "int_const 48" }, "value": "48" }, "src": "21014:25:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint8", "typeString": "uint8" } ], "id": 16709, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "21007:6:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes1_$", "typeString": "type(bytes1)" }, "typeName": { "id": 16708, "name": "bytes1", "nodeType": "ElementaryTypeName", "src": "21007:6:64", "typeDescriptions": {} } }, "id": 16720, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "21007:33:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "src": "20999:41:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "id": 16722, "nodeType": "ExpressionStatement", "src": "20999:41:64" }, { "expression": { "id": 16737, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 16723, "name": "b3", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16683, "src": "21055:2:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 16725, "indexExpression": { "hexValue": "32", "id": 16724, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "21058:1:64", "typeDescriptions": { "typeIdentifier": "t_rational_2_by_1", "typeString": "int_const 2" }, "value": "2" }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "21055:5:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16735, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 16732, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 16730, "name": "_u", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16599, "src": "21076:2:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "%", "rightExpression": { "hexValue": "3130", "id": 16731, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "21081:2:64", "typeDescriptions": { "typeIdentifier": "t_rational_10_by_1", "typeString": "int_const 10" }, "value": "10" }, "src": "21076:7:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint8", "typeString": "uint8" } ], "id": 16729, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "21070:5:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint8_$", "typeString": "type(uint8)" }, "typeName": { "id": 16728, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "21070:5:64", "typeDescriptions": {} } }, "id": 16733, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "21070:14:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "hexValue": "3438", "id": 16734, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "21087:2:64", "typeDescriptions": { "typeIdentifier": "t_rational_48_by_1", "typeString": "int_const 48" }, "value": "48" }, "src": "21070:19:64", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint8", "typeString": "uint8" } ], "id": 16727, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "21063:6:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes1_$", "typeString": "type(bytes1)" }, "typeName": { "id": 16726, "name": "bytes1", "nodeType": "ElementaryTypeName", "src": "21063:6:64", "typeDescriptions": {} } }, "id": 16736, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "21063:27:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "src": "21055:35:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "id": 16738, "nodeType": "ExpressionStatement", "src": "21055:35:64" }, { "expression": { "arguments": [ { "id": 16741, "name": "b3", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16683, "src": "21119:2:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 16740, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "21112:6:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_string_storage_ptr_$", "typeString": "type(string storage pointer)" }, "typeName": { "id": 16739, "name": "string", "nodeType": "ElementaryTypeName", "src": "21112:6:64", "typeDescriptions": {} } }, "id": 16742, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "21112:10:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "functionReturnParameters": 16603, "id": 16743, "nodeType": "Return", "src": "21105:17:64" } ] }, "id": 16745, "nodeType": "IfStatement", "src": "20679:455:64", "trueBody": { "id": 16681, "nodeType": "Block", "src": "20693:189:64", "statements": [ { "assignments": [ 16638 ], "declarations": [ { "constant": false, "id": 16638, "mutability": "mutable", 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16785, "nodeType": "ExpressionStatement", "src": "21492:10:64" }, { "expression": { "id": 16796, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 16786, "name": "reversed", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16761, "src": "21517:8:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 16789, "indexExpression": { "id": 16788, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "21526:4:64", "subExpression": { "id": 16787, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16768, "src": "21526:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, 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"lValueRequested": false, "nodeType": "Literal", "src": "21690:1:64", "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "21686:5:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "21682:10:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "baseExpression": { "id": 16825, "name": "reversed", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16761, "src": "21695:8:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 16829, "indexExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 16828, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 16826, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16768, "src": "21704:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "id": 16827, "name": "j", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16811, "src": "21708:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "21704:5:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "21695:15:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "src": "21682:28:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "id": 16831, "nodeType": "ExpressionStatement", "src": "21682:28:64" } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 16816, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 16814, "name": "j", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16811, "src": "21653:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<=", "rightExpression": { "id": 16815, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16768, "src": "21658:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "21653:6:64", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 16833, "initializationExpression": { "assignments": [ 16811 ], "declarations": [ { "constant": false, "id": 16811, "mutability": "mutable", "name": "j", "nameLocation": "21646:1:64", "nodeType": "VariableDeclaration", "scope": 16833, "src": "21641:6:64", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 16810, "name": "uint", "nodeType": "ElementaryTypeName", "src": "21641:4:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 16813, "initialValue": { "hexValue": "31", "id": 16812, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "21650:1:64", "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "nodeType": "VariableDeclarationStatement", "src": "21641:10:64" }, "isSimpleCounterLoop": false, "loopExpression": { "expression": { "id": 16818, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "21661:4:64", "subExpression": { "id": 16817, "name": "j", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16811, "src": "21661:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 16819, "nodeType": "ExpressionStatement", "src": "21661:4:64" }, "nodeType": "ForStatement", "src": "21636:86:64" }, { "expression": { "arguments": [ { "id": 16836, "name": "buf", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16804, "src": "21746:3:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 16835, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "21739:6:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_string_storage_ptr_$", "typeString": "type(string storage pointer)" }, "typeName": { "id": 16834, "name": "string", "nodeType": "ElementaryTypeName", "src": "21739:6:64", "typeDescriptions": {} } }, "id": 16837, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "21739:11:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "functionReturnParameters": 16755, "id": 16838, "nodeType": "Return", "src": "21732:18:64" } ] }, "documentation": { "id": 16749, "nodeType": "StructuredDocumentation", "src": "21149:67:64", "text": "@notice Convert a `uint` into a string` representing its value." }, "id": 16840, "implemented": true, "kind": "function", 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"storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 16753, "name": "string", "nodeType": "ElementaryTypeName", "src": "21290:6:64", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "visibility": "internal" } ], "src": "21289:15:64" }, "scope": 17557, "src": "21222:536:64", "stateMutability": "pure", "virtual": false, "visibility": "internal" }, { "body": { "id": 16863, "nodeType": "Block", "src": "22311:134:64", "statements": [ { "assignments": [ 16853 ], "declarations": [ { "constant": false, "id": 16853, "mutability": "mutable", "name": "cborValue", "nameLocation": "22345:9:64", "nodeType": "VariableDeclaration", "scope": 16863, "src": "22322:32:64", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_CBOR_$19218_memory_ptr", "typeString": "struct WitnetCBOR.CBOR" }, "typeName": { "id": 16852, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 16851, "name": "WitnetCBOR.CBOR", "nameLocations": [ "22322:10:64", "22333:4:64" ], "nodeType": "IdentifierPath", "referencedDeclaration": 19218, "src": "22322:15:64" }, "referencedDeclaration": 19218, "src": "22322:15:64", "typeDescriptions": { "typeIdentifier": "t_struct$_CBOR_$19218_storage_ptr", "typeString": "struct WitnetCBOR.CBOR" } }, "visibility": "internal" } ], "id": 16858, "initialValue": { "arguments": [ { "id": 16856, "name": "cborBytes", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16843, "src": "22378:9:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "expression": { "id": 16854, "name": "WitnetCBOR", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 20734, "src": "22357:10:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_WitnetCBOR_$20734_$", "typeString": "type(library WitnetCBOR)" } }, "id": 16855, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "22368:9:64", "memberName": "fromBytes", "nodeType": "MemberAccess", "referencedDeclaration": 19359, "src": "22357:20:64", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$returns$_t_struct$_CBOR_$19218_memory_ptr_$", "typeString": "function (bytes memory) pure returns (struct WitnetCBOR.CBOR memory)" } }, "id": 16857, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "22357:31:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_struct$_CBOR_$19218_memory_ptr", "typeString": "struct WitnetCBOR.CBOR memory" } }, "nodeType": "VariableDeclarationStatement", "src": "22322:66:64" }, { "expression": { "arguments": [ { "id": 16860, "name": "cborValue", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16853, "src": "22427:9:64", "typeDescriptions": { "typeIdentifier": "t_struct$_CBOR_$19218_memory_ptr", "typeString": "struct WitnetCBOR.CBOR memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_struct$_CBOR_$19218_memory_ptr", "typeString": "struct WitnetCBOR.CBOR memory" } ], "id": 16859, "name": "_resultFromCborValue", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17530, "src": "22406:20:64", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_struct$_CBOR_$19218_memory_ptr_$returns$_t_struct$_Result_$16042_memory_ptr_$", "typeString": "function (struct WitnetCBOR.CBOR memory) pure returns (struct Witnet.Result memory)" } }, "id": 16861, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "22406:31:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result memory" } }, "functionReturnParameters": 16848, "id": 16862, "nodeType": "Return", "src": "22399:38:64" } ] }, "documentation": { "id": 16841, "nodeType": "StructuredDocumentation", "src": "22012:177:64", "text": "@dev Transform given bytes into a Witnet.Result instance.\n @param cborBytes Raw bytes representing a CBOR-encoded value.\n @return A `Witnet.Result` instance." }, "id": 16864, "implemented": true, "kind": "function", "modifiers": [], "name": "toWitnetResult", "nameLocation": "22204:14:64", "nodeType": "FunctionDefinition", "parameters": { "id": 16844, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 16843, "mutability": "mutable", "name": "cborBytes", "nameLocation": "22232:9:64", "nodeType": "VariableDeclaration", "scope": 16864, "src": "22219:22:64", "stateVariable": 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"src": "22603:5:64", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "visibility": "internal" } ], "src": "22602:21:64" }, "returnParameters": { "id": 16885, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 16884, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 16895, "src": "22647:6:64", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 16883, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "22647:6:64", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "visibility": "internal" } ], "src": "22646:8:64" }, "scope": 17557, "src": "22585:127:64", "stateMutability": "pure", "virtual": false, "visibility": "internal" }, { "body": { "id": 16910, "nodeType": "Block", "src": "22796:59:64", "statements": [ { "expression": { 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"24030:30:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "id": 17039, "nodeType": "ExpressionStatement", "src": "24030:30:64" } ] } } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 17006, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 17003, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17000, "src": "23880:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "expression": { "id": 17004, "name": "lowered", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16989, "src": "23884:7:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 17005, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "23892:6:64", "memberName": "length", "nodeType": "MemberAccess", "src": "23884:14:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "23880:18:64", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 17053, "initializationExpression": { "assignments": [ 17000 ], "declarations": [ { "constant": false, "id": 17000, "mutability": "mutable", "name": "i", "nameLocation": "23873:1:64", "nodeType": "VariableDeclaration", "scope": 17053, "src": "23868:6:64", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 16999, "name": "uint", "nodeType": "ElementaryTypeName", "src": "23868:4:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 17002, "initialValue": { "hexValue": "30", "id": 17001, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "23877:1:64", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "23868:10:64" }, "isSimpleCounterLoop": true, "loopExpression": { "expression": { "id": 17008, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "23900:4:64", "subExpression": { "id": 17007, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17000, "src": "23900:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 17009, "nodeType": "ExpressionStatement", "src": "23900:4:64" }, "nodeType": "ForStatement", "src": "23863:306:64" } ] }, { "expression": { "arguments": [ { "id": 17057, "name": "lowered", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16989, "src": "24204:7:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 17056, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "24197:6:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_string_storage_ptr_$", "typeString": "type(string storage pointer)" }, "typeName": { "id": 17055, "name": "string", "nodeType": "ElementaryTypeName", "src": "24197:6:64", "typeDescriptions": {} } }, "id": 17058, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "24197:15:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "functionReturnParameters": 16987, "id": 17059, "nodeType": "Return", "src": "24190:22:64" } ] }, "documentation": { "id": 16981, "nodeType": "StructuredDocumentation", "src": "23420:238:64", "text": "===============================================================================================================\n --- 'string' helper methods -----------------------------------------------------------------------------------" }, "id": 17061, "implemented": true, "kind": "function", "modifiers": [], "name": "toLowerCase", "nameLocation": "23673:11:64", "nodeType": "FunctionDefinition", "parameters": { "id": 16984, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 16983, "mutability": "mutable", "name": "str", "nameLocation": "23699:3:64", "nodeType": "VariableDeclaration", "scope": 17061, "src": "23685:17:64", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 16982, "name": "string", "nodeType": "ElementaryTypeName", "src": "23685:6:64", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "visibility": "internal" } ], "src": "23684:19:64" }, "returnParameters": { "id": 16987, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 16986, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 17061, "src": "23745:13:64", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 16985, "name": "string", "nodeType": "ElementaryTypeName", "src": "23745:6:64", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "visibility": "internal" } ], "src": "23744:15:64" }, "scope": 17557, "src": "23664:556:64", "stateMutability": "pure", "virtual": false, "visibility": "internal" }, { "body": { "id": 17105, "nodeType": "Block", "src": "24372:274:64", "statements": [ { "assignments": [ 17070 ], "declarations": [ { "constant": false, "id": 17070, "mutability": "mutable", "name": "_bytes", "nameLocation": "24396:6:64", "nodeType": "VariableDeclaration", "scope": 17105, "src": "24383:19:64", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 17069, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "24383:5:64", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "visibility": "internal" } ], "id": 17077, "initialValue": { "arguments": [ { "arguments": [ { "id": 17074, "name": "_bytes32", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17064, "src": "24431:8:64", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "id": 17073, "name": "_toStringLength", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17556, "src": "24415:15:64", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes32_$returns$_t_uint256_$", "typeString": "function (bytes32) pure returns (uint256)" } }, "id": 17075, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "24415:25:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 17072, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "NewExpression", "src": "24405:9:64", "typeDescriptions": { "typeIdentifier": "t_function_objectcreation_pure$_t_uint256_$returns$_t_bytes_memory_ptr_$", "typeString": "function (uint256) pure returns (bytes memory)" }, "typeName": { "id": 17071, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "24409:5:64", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } } }, "id": 17076, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "24405:36:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "VariableDeclarationStatement", "src": "24383:58:64" }, { "body": { "id": 17098, "nodeType": "Block", "src": "24491:116:64", "statements": [ { "expression": { "id": 17092, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 17086, "name": "_bytes", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17070, "src": "24506:6:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 17088, "indexExpression": { "id": 17087, "name": "_i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17079, "src": "24513:2:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "24506:10:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "baseExpression": { "id": 17089, "name": "_bytes32", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17064, "src": "24519:8:64", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "id": 17091, "indexExpression": { "id": 17090, "name": "_i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17079, "src": "24528:2:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "24519:12:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "src": "24506:25:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "id": 17093, "nodeType": "ExpressionStatement", "src": "24506:25:64" }, { "id": 17097, "nodeType": "UncheckedBlock", "src": "24546:50:64", "statements": [ { "expression": { "id": 17095, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "24575:5:64", "subExpression": { "id": 17094, "name": "_i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17079, "src": "24575:2:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 17096, "nodeType": "ExpressionStatement", "src": "24575:5:64" } ] } ] }, "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 17085, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 17082, "name": "_i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17079, "src": "24470:2:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "expression": { "id": 17083, "name": "_bytes", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17070, "src": "24475:6:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 17084, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "24482:6:64", "memberName": "length", "nodeType": "MemberAccess", "src": "24475:13:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "24470:18:64", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 17099, "initializationExpression": { "assignments": [ 17079 ], "declarations": [ { "constant": false, "id": 17079, "mutability": "mutable", "name": "_i", "nameLocation": "24462:2:64", "nodeType": "VariableDeclaration", "scope": 17099, "src": "24457:7:64", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 17078, "name": "uint", "nodeType": "ElementaryTypeName", "src": "24457:4:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 17081, "initialValue": { "hexValue": "30", "id": 17080, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "24467:1:64", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "24457:11:64" }, "isSimpleCounterLoop": false, "nodeType": "ForStatement", "src": "24452:155:64" }, { "expression": { "arguments": [ { "id": 17102, "name": "_bytes", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17070, "src": "24631:6:64", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 17101, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "24624:6:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_string_storage_ptr_$", "typeString": "type(string storage pointer)" }, "typeName": { "id": 17100, "name": "string", "nodeType": "ElementaryTypeName", "src": "24624:6:64", "typeDescriptions": {} } }, "id": 17103, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "24624:14:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "functionReturnParameters": 17068, "id": 17104, "nodeType": "Return", "src": "24617:21:64" } ] }, "documentation": { "id": 17062, "nodeType": "StructuredDocumentation", "src": "24228:41:64", "text": "@notice Converts bytes32 into string." }, "id": 17106, "implemented": true, "kind": "function", "modifiers": [], "name": "toString", "nameLocation": "24284:8:64", "nodeType": "FunctionDefinition", "parameters": { "id": 17065, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17064, "mutability": "mutable", "name": "_bytes32", "nameLocation": "24301:8:64", "nodeType": "VariableDeclaration", "scope": 17106, "src": "24293:16:64", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 17063, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "24293:7:64", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "24292:18:64" }, "returnParameters": { "id": 17068, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17067, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 17106, "src": "24352:13:64", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 17066, "name": "string", "nodeType": "ElementaryTypeName", "src": "24352:6:64", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "visibility": "internal" } ], "src": "24351:15:64" }, "scope": 17557, "src": "24275:371:64", "stateMutability": "pure", "virtual": false, "visibility": "internal" }, { "body": { "id": 17199, "nodeType": "Block", "src": "24752:455:64", "statements": [ { "id": 17198, "nodeType": "UncheckedBlock", "src": "24763:437:64", "statements": [ { "body": { "id": 17192, "nodeType": "Block", "src": "24836:320:64", "statements": [ { "condition": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 17157, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 17142, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "components": [ { "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 17139, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "baseExpression": { "arguments": [ { "id": 17133, "name": "str", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17108, "src": "24894:3:64", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } ], "id": 17132, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "24888:5:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes_storage_ptr_$", "typeString": "type(bytes storage pointer)" }, "typeName": { "id": 17131, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "24888:5:64", "typeDescriptions": {} } }, "id": 17134, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "24888:10:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 17136, "indexExpression": { "id": 17135, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17116, "src": "24899:1:64", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "24888:13:64", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } ], "id": 17130, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "24882:5:64", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint8_$", "typeString": "type(uint8)" }, "typeName": { "id": 17129, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "24882:5:64", "typeDescriptions": {} } }, "id": 17137, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "24882:20:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "hexValue": "3438", "id": 17138, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "24905:2:64", "typeDescriptions": { "typeIdentifier": "t_rational_48_by_1", 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"typeString": "function (struct Witnet.Result memory) pure returns (bytes memory)" } }, "id": 17320, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "27111:15:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 17317, "name": "toBytes32", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 16924, "src": "27101:9:64", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$returns$_t_bytes32_$", "typeString": "function (bytes memory) pure returns (bytes32)" } }, "id": 17321, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "27101:26:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "functionReturnParameters": 17316, "id": 17322, "nodeType": "Return", "src": "27094:33:64" } ] }, "documentation": { "id": 17306, "nodeType": "StructuredDocumentation", "src": "26878:70:64", "text": "@dev Decode a `bytes32` value from the Witnet.Result's CBOR value." }, "id": 17324, "implemented": true, "kind": "function", "modifiers": [ { "arguments": [ { "id": 17312, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17309, "src": "27043:6:64", "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result memory" } } ], "id": 17313, "kind": "modifierInvocation", "modifierName": { "id": 17311, "name": "_isReady", "nameLocations": [ "27034:8:64" ], "nodeType": "IdentifierPath", "referencedDeclaration": 17214, "src": "27034:8:64" }, 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"visibility": "internal" } ], "src": "26972:29:64" }, "returnParameters": { "id": 17316, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17315, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 17324, "src": "27069:7:64", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 17314, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "27069:7:64", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "27068:9:64" }, "scope": 17557, "src": "26954:181:64", "stateMutability": "pure", "virtual": false, "visibility": "internal" }, { "body": { "id": 17340, "nodeType": "Block", "src": "27353:38:64", "statements": [ { "expression": { "expression": { "id": 17337, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17328, "src": "27371:6:64", "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result memory" } }, "id": 17338, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "27378:5:64", "memberName": "value", "nodeType": "MemberAccess", "referencedDeclaration": 16041, "src": "27371:12:64", "typeDescriptions": { "typeIdentifier": "t_struct$_CBOR_$19218_memory_ptr", "typeString": "struct WitnetCBOR.CBOR memory" } }, "functionReturnParameters": 17336, "id": 17339, "nodeType": "Return", "src": "27364:19:64" } ] }, "documentation": { "id": 17325, "nodeType": "StructuredDocumentation", "src": "27143:58:64", "text": "@notice Returns the Witnet.Result's unread CBOR value." }, "id": 17341, "implemented": true, "kind": "function", "modifiers": [ { "arguments": [ { "id": 17331, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17328, "src": "27298:6:64", "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result memory" } } ], "id": 17332, "kind": "modifierInvocation", "modifierName": { "id": 17330, "name": "_isReady", "nameLocations": [ "27289:8:64" ], "nodeType": "IdentifierPath", "referencedDeclaration": 17214, "src": "27289:8:64" }, "nodeType": "ModifierInvocation", "src": "27289:16:64" } ], "name": "asCborValue", "nameLocation": "27216:11:64", "nodeType": "FunctionDefinition", "parameters": { "id": 17329, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17328, "mutability": "mutable", "name": "result", "nameLocation": "27249:6:64", "nodeType": "VariableDeclaration", "scope": 17341, "src": "27228:27:64", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result" }, "typeName": { "id": 17327, "nodeType": 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false, "memberLocation": "27655:5:64", "memberName": "value", "nodeType": "MemberAccess", "referencedDeclaration": 16041, "src": "27648:12:64", "typeDescriptions": { "typeIdentifier": "t_struct$_CBOR_$19218_memory_ptr", "typeString": "struct WitnetCBOR.CBOR memory" } }, "id": 17357, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "27661:9:64", "memberName": "readArray", "nodeType": "MemberAccess", "referencedDeclaration": 19800, "src": "27648:22:64", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_struct$_CBOR_$19218_memory_ptr_$returns$_t_array$_t_struct$_CBOR_$19218_memory_ptr_$dyn_memory_ptr_$attached_to$_t_struct$_CBOR_$19218_memory_ptr_$", "typeString": "function (struct WitnetCBOR.CBOR memory) pure returns (struct WitnetCBOR.CBOR memory[] memory)" } }, "id": 17358, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "27648:24:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_array$_t_struct$_CBOR_$19218_memory_ptr_$dyn_memory_ptr", "typeString": "struct WitnetCBOR.CBOR memory[] memory" } }, "functionReturnParameters": 17354, "id": 17359, "nodeType": "Return", "src": "27641:31:64" } ] }, "documentation": { "id": 17342, "nodeType": "StructuredDocumentation", "src": "27399:77:64", "text": "@notice Decode array of CBOR values from the Witnet.Result's CBOR value. " }, "id": 17361, "implemented": true, "kind": "function", "modifiers": [ { "arguments": [ { "id": 17348, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17345, "src": "27573:6:64", "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result memory" } } ], "id": 17349, "kind": "modifierInvocation", "modifierName": { "id": 17347, "name": "_isReady", "nameLocations": [ "27564:8:64" ], "nodeType": "IdentifierPath", "referencedDeclaration": 17214, "src": "27564:8:64" }, "nodeType": "ModifierInvocation", "src": "27564:16:64" } ], "name": "asCborArray", "nameLocation": "27491:11:64", "nodeType": "FunctionDefinition", "parameters": { "id": 17346, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17345, "mutability": "mutable", "name": "result", "nameLocation": "27524:6:64", "nodeType": "VariableDeclaration", "scope": 17361, "src": "27503:27:64", "stateVariable": 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"t_array$_t_struct$_CBOR_$19218_memory_ptr_$dyn_memory_ptr", "typeString": "struct WitnetCBOR.CBOR[]" }, "typeName": { "baseType": { "id": 17351, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 17350, "name": "WitnetCBOR.CBOR", "nameLocations": [ "27599:10:64", "27610:4:64" ], "nodeType": "IdentifierPath", "referencedDeclaration": 19218, "src": "27599:15:64" }, "referencedDeclaration": 19218, "src": "27599:15:64", "typeDescriptions": { "typeIdentifier": "t_struct$_CBOR_$19218_storage_ptr", "typeString": "struct WitnetCBOR.CBOR" } }, "id": 17352, "nodeType": "ArrayTypeName", "src": "27599:17:64", "typeDescriptions": { "typeIdentifier": "t_array$_t_struct$_CBOR_$19218_storage_$dyn_storage_ptr", "typeString": "struct WitnetCBOR.CBOR[]" } }, "visibility": "internal" } ], "src": "27598:26:64" }, "scope": 17557, "src": "27482:198:64", "stateMutability": "pure", "virtual": false, "visibility": "internal" }, { "body": { "id": 17378, "nodeType": "Block", "src": "28282:52:64", "statements": [ { "expression": { "arguments": [], "expression": { "argumentTypes": [], "expression": { "expression": { "id": 17373, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17365, "src": "28300:6:64", "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result memory" } }, "id": 17374, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "28307:5:64", "memberName": "value", "nodeType": "MemberAccess", "referencedDeclaration": 16041, "src": "28300:12:64", "typeDescriptions": { "typeIdentifier": "t_struct$_CBOR_$19218_memory_ptr", "typeString": "struct WitnetCBOR.CBOR memory" } }, "id": 17375, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "28313:11:64", "memberName": "readFloat16", "nodeType": "MemberAccess", "referencedDeclaration": 20163, "src": "28300:24:64", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_struct$_CBOR_$19218_memory_ptr_$returns$_t_int32_$attached_to$_t_struct$_CBOR_$19218_memory_ptr_$", "typeString": "function (struct WitnetCBOR.CBOR memory) pure returns (int32)" } }, "id": 17376, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "28300:26:64", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_int32", "typeString": "int32" } }, "functionReturnParameters": 17372, "id": 17377, "nodeType": "Return", "src": "28293:33:64" } ] }, "documentation": { "id": 17362, "nodeType": "StructuredDocumentation", "src": "27688:461:64", "text": "@dev Decode a fixed16 (half-precision) numeric value from the Witnet.Result's CBOR value.\n @dev Due to the lack of support for floating or fixed point arithmetic in the EVM, this method offsets all values.\n by 5 decimal orders so as to get a fixed precision of 5 decimal positions, which should be OK for most `fixed16`.\n use cases. In other words, the output of this method is 10,000 times the actual value, encoded into an `int32`." }, "id": 17379, "implemented": true, "kind": "function", "modifiers": [ { "arguments": [ { "id": 17368, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17365, "src": "28244:6:64", "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result memory" } } ], "id": 17369, "kind": "modifierInvocation", "modifierName": { "id": 17367, "name": "_isReady", "nameLocations": [ "28235:8:64" ], "nodeType": "IdentifierPath", "referencedDeclaration": 17214, "src": "28235:8:64" }, "nodeType": "ModifierInvocation", "src": "28235:16:64" } ], "name": "asFixed16", "nameLocation": "28164:9:64", "nodeType": "FunctionDefinition", "parameters": { "id": 17366, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 17365, "mutability": "mutable", "name": "result", "nameLocation": 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"stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int32", "typeString": "int32" }, "typeName": { "id": 17370, "name": "int32", "nodeType": "ElementaryTypeName", "src": "28270:5:64", "typeDescriptions": { "typeIdentifier": "t_int32", "typeString": "int32" } }, "visibility": "internal" } ], "src": "28269:7:64" }, "scope": 17557, "src": "28155:179:64", "stateMutability": "pure", "virtual": false, "visibility": "internal" }, { "body": { "id": 17397, "nodeType": "Block", "src": "28568:57:64", "statements": [ { "expression": { "arguments": [], "expression": { "argumentTypes": [], "expression": { "expression": { "id": 17392, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 17383, "src": "28586:6:64", "typeDescriptions": { "typeIdentifier": "t_struct$_Result_$16042_memory_ptr", "typeString": "struct Witnet.Result memory" } }, "id": 17393, "isConstant": false, "isLValue": true, "isPure": false, 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