v4.9.0

.dart_tool/extension_discovery/vs_code.json

@@ -1 +1 @@
-{"version":2,"entries":[{"package":"xrpl_dart","rootUri":"../","packageUri":"lib/"}]}
+{"version":2,"entries":[{"package":"blockchain_utils","rootUri":"../../blockchain_utils/","packageUri":"lib/"},{"package":"xrpl_dart","rootUri":"../","packageUri":"lib/"}]}

.dart_tool/package_config.json

@@ -27,7 +27,7 @@
     },
     {
       "name": "blockchain_utils",
-      "rootUri": "file:///D:/dart/pub_cache/hosted/pub.dev/blockchain_utils-3.5.0",
+      "rootUri": "file:///D:/dart/pub_cache/hosted/pub.dev/blockchain_utils-3.6.0",
       "packageUri": "lib/",
       "languageVersion": "2.15"
     },
@@ -302,7 +302,7 @@
       "languageVersion": "2.15"
     }
   ],
-  "generated": "2024-11-25T05:52:56.836008Z",
+  "generated": "2024-12-04T18:01:45.570438Z",
   "generator": "pub",
   "generatorVersion": "3.5.4",
   "flutterRoot": "file:///C:/env/flutter_windows_3.24.5-stable/flutter",

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 4.9.0
+ - Fix parsing RPC Error.
+ - Important Notice: This is the final version supporting Dart v2. The next release will require Dart v3.3 or higher.
+
 ## 4.8.0
 
 - Update dependencies.

analysis_options.yaml

@@ -2,3 +2,13 @@
 include: package:flutter_lints/flutter.yaml
 # Additional information about this file can be found at
 # https://dart.dev/guides/language/analysis-options
+# Uncomment the following section to specify additional rules.
+linter:
+  rules:
+    prefer_final_locals: true        # Warns when a local variable could be final
+    prefer_final_in_for_each: true   # Warns when a forEach variable could be final
+    prefer_const_constructors: true  # Warns when a constructor could be const
+    prefer_const_declarations: true  # Warns when a declaration could be const
+
+# Additional information about this file can be found at
+# https://dart.dev/tools/analysis

example/pubspec.lock

@@ -21,10 +21,10 @@ packages:
     dependency: "direct main"
     description:
       name: blockchain_utils
-      sha256: eebd06ff3709be5c660be72f0b0ee8f524fbb9e20752436f19f07f3be8ee6d1f
+      sha256: "1e4f30b98d92f7ccf2eda009a23b53871a1c9b8b6dfa00bb1eb17ec00ae5eeeb"
       url: "https://pub.dev"
     source: hosted
-    version: "3.5.0"
+    version: "3.6.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -278,7 +278,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "4.8.0"
+    version: "4.9.0"
 sdks:
   dart: ">=3.3.0 <4.0.0"
   flutter: ">=3.18.0-18.0.pre.54"

example/pubspec.yaml

@@ -35,9 +35,9 @@ dependencies:
   http: ^1.1.2
   web_socket_channel: ^2.4.0
   asn1lib: ^1.5.0
-  blockchain_utils: ^3.5.0
+  blockchain_utils: ^3.6.0
   # blockchain_utils:
-  #   path: ../../bitcoin/blockchain_utils
+  #   path: ../../blockchain_utils
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.

lib/src/crypto/keypair/xrpl_private_key.dart

@@ -80,7 +80,7 @@ class XrpSeedUtils {
     for (BigInt rawRoot = BigInt.zero;
         rawRoot < sqMax;
         rawRoot += BigInt.zero) {
-      List<int> root = List<int>.filled(sqSize, 0);
+      final List<int> root = List<int>.filled(sqSize, 0);
       for (int i = 0; i < sqSize; i++) {
         root[i] = ((rawRoot >> (8 * (sqSize - 1 - i))) & bigMask8).toInt();
       }
@@ -263,7 +263,7 @@ class XRPPrivateKey {
   /// [privateKey] is the hexadecimal private key to be used for XRP transactions.
   factory XRPPrivateKey.fromHex(String privateKey,
       {XRPKeyAlgorithm? algorithm}) {
-    List<int> bytes = BytesUtils.fromHexString(privateKey);
+    final List<int> bytes = BytesUtils.fromHexString(privateKey);
     return XRPPrivateKey.fromBytes(bytes, algorithm: algorithm);
   }
 

lib/src/rpc/on_chain_models/ledger_info.dart

@@ -25,8 +25,8 @@ class LedgerInfo {
   }
 
   int calculateFeeDynamically() {
-    double queuePct = currentQueueSize / maxQueueSize;
-    int feeLow =
+    final double queuePct = currentQueueSize / maxQueueSize;
+    final int feeLow =
         (drops.minimumFee * 1.5).round().clamp(drops.minimumFee * 10, 1000);
 
     int possibleFeeMedium;
@@ -41,10 +41,10 @@ class LedgerInfo {
           ((drops.minimumFee + drops.medianFee) / 2).round());
     }
 
-    int feeMedium =
+    final int feeMedium =
         (possibleFeeMedium * 15).round().clamp(possibleFeeMedium, 10000);
 
-    int feeHigh = (math
+    final int feeHigh = (math
             .max(10 * drops.minimumFee,
                 (math.max(drops.medianFee, drops.openLedgerFee) * 1.1))
             .round())

lib/src/rpc/provider/provider.dart

@@ -90,12 +90,12 @@ class XRPLRpc {
       return true;
     }
 
-    List<String> sourceDecomp = source.split(".");
-    List<String> targetDecomp = target.split(".");
-    int sourceMajor = int.parse(sourceDecomp[0]);
-    int sourceMinor = int.parse(sourceDecomp[1]);
-    int targetMajor = int.parse(targetDecomp[0]);
-    int targetMinor = int.parse(targetDecomp[1]);
+    final List<String> sourceDecomp = source.split(".");
+    final List<String> targetDecomp = target.split(".");
+    final int sourceMajor = int.parse(sourceDecomp[0]);
+    final int sourceMinor = int.parse(sourceDecomp[1]);
+    final int targetMajor = int.parse(targetDecomp[0]);
+    final int targetMinor = int.parse(targetDecomp[1]);
 
     /// Compare major version
     if (sourceMajor != targetMajor) {
@@ -107,8 +107,8 @@ class XRPLRpc {
       return sourceMinor < targetMinor;
     }
 
-    List<String> sourcePatch = sourceDecomp[2].split("-");
-    List<String> targetPatch = targetDecomp[2].split("-");
+    final List<String> sourcePatch = sourceDecomp[2].split("-");
+    final List<String> targetPatch = targetDecomp[2].split("-");
     int sourcePatchVersion = int.parse(sourcePatch[0]);
     int targetPatchVersion = int.parse(targetPatch[0]);
     if (sourcePatchVersion != targetPatchVersion) {
@@ -219,7 +219,8 @@ class XRPLRpc {
       throw RPCError(
           errorCode: code,
           message: message?.toString() ?? '',
-          request: data["request"] ?? request.params,
+          request: StringUtils.tryToJson<Map<String, dynamic>>(
+              data["request"] ?? request.params),
           details: StringUtils.tryToJson<Map<String, dynamic>>(data['error']) ??
               data);
     }

lib/src/utility/fulfillment/ans1/ans1_raw_encoder.dart

@@ -27,11 +27,11 @@ import 'asn1_codec_exception.dart';
 class ASN1RawEncoder {
   /// Encode an ASN.1 raw value
   static List<int> encode(ANS1RawOptions raw) {
-    List<int> buf = _encodeIdentifier(raw);
+    final List<int> buf = _encodeIdentifier(raw);
 
     // Add length information and raw data
     if (!raw.indefinite) {
-      int length = raw.content.length;
+      final int length = raw.content.length;
       buf.addAll(_encodeLength(length));
       buf.addAll(raw.content);
     } else {
@@ -52,10 +52,10 @@ class ASN1RawEncoder {
     if (value == 0) {
       return [0];
     }
-    List<int> encoded = [];
+    final List<int> encoded = [];
 
     // Determine the number of bytes needed to represent the value
-    int byteCount = (value.bitLength + 7) ~/ 8;
+    final int byteCount = (value.bitLength + 7) ~/ 8;
 
     // Encode value
     for (int i = byteCount - 1; i >= 0; i--) {
@@ -74,7 +74,7 @@ class ASN1RawEncoder {
       throw ASN1CodecException('invalid class value: ${node.classValue}');
     }
 
-    List<int> identifier = List<int>.from([0x00], growable: true);
+    final List<int> identifier = List<int>.from([0x00], growable: true);
 
     // Class (bits 7 and 6) + primitive/constructed (1 bit) + tag (5 bits)
     identifier[0] += ((node.classValue & 0x03) << 6);
@@ -97,12 +97,12 @@ class ASN1RawEncoder {
 
   /// Encode a multi-byte tag
   static List<int> _encodeMultiByteTag(int tag) {
-    int bufLen = ((32 - 1) ~/ 7) + 1; // Assuming a 32-bit integer
-    List<int> buf = List.filled(bufLen, 0);
+    const int bufLen = ((32 - 1) ~/ 7) + 1; // Assuming a 32-bit integer
+    final List<int> buf = List.filled(bufLen, 0);
 
     for (int i = 0; i < buf.length; i++) {
-      int shift = 7 * (buf.length - i - 1);
-      int mask = 0x7F << shift;
+      final int shift = 7 * (buf.length - i - 1);
+      final int mask = 0x7F << shift;
       buf[i] = ((tag & mask) >> shift) & mask8;
       // Only the last byte is not marked with 0x80
       if (i != buf.length - 1) {
@@ -120,12 +120,12 @@ class ASN1RawEncoder {
       return [length];
     }
 
-    int bufLen = 4; // Assuming a 32-bit integer
+    const int bufLen = 4; // Assuming a 32-bit integer
     List<int> buf = List.filled(bufLen, 0);
 
     for (int i = 0; i < buf.length; i++) {
-      int shift = (buf.length - i - 1) * 8;
-      int mask = mask8 << shift;
+      final int shift = (buf.length - i - 1) * 8;
+      final int mask = mask8 << shift;
       buf[i] = ((mask & length) >> shift) & mask8;
     }
 

lib/src/utility/helper.dart

@@ -16,7 +16,7 @@ class XRPHelper {
     const int maxXRPLTime = 4294967296;
 
     /// Calculate the Ripple time.
-    int rippleTime =
+    final int rippleTime =
         dateTime.toUtc().millisecondsSinceEpoch ~/ 1000 - rippleEpoch;
 
     /// Check if the calculated time is before the Ripple Epoch.
@@ -174,8 +174,8 @@ class XRPHelper {
           "Unable to parse the parameter given to get_xchain_claim_id. 'meta' must be the metadata from an XChainCreateClaimID transaction. Received $meta instead.");
     }
 
-    List affectedNodes = meta['AffectedNodes'];
-    List createdNodes = affectedNodes.where((node) {
+    final List affectedNodes = meta['AffectedNodes'];
+    final List createdNodes = affectedNodes.where((node) {
       return isCreatedNode(node) &&
           node['CreatedNode']?['LedgerEntryType'] == 'XChainOwnedClaimID';
     }).toList();
@@ -212,7 +212,7 @@ class XRPHelper {
   int createFlag(List<int> flags) {
     if (flags.isEmpty) return 0;
     int accumulator = 0;
-    for (int i in flags) {
+    for (final int i in flags) {
       accumulator |= i;
     }
     return accumulator;

lib/src/xrpl/address/xrpl.dart

@@ -1,4 +1,3 @@
-import 'package:blockchain_utils/bip/coin_conf/coins_conf.dart';
 import 'package:blockchain_utils/blockchain_utils.dart';
 import 'package:xrpl_dart/src/crypto/crypto.dart';
 import 'package:xrpl_dart/src/xrpl/exception/exceptions.dart';

lib/src/xrpl/bytes/definations/definations.dart

@@ -40,7 +40,7 @@ class XRPLDefinitions {
 
   /// Get the field type ID by field name
   static int getFieldTypeId(String fieldName) {
-    String fieldType = getFieldTypeByName(fieldName);
+    final String fieldType = getFieldTypeByName(fieldName);
     final int? fieldTypeId = _typeOrdinalMap[fieldType];
     if (fieldTypeId == null) {
       throw const XRPLBinaryCodecException(
@@ -74,10 +74,10 @@ class XRPLDefinitions {
 
   /// Get field instance by field name
   static FieldInstance getFieldInstance(String fieldName) {
-    FieldInfo info =
+    final FieldInfo info =
         FieldInfo.fromJson(_definationsFields[_fieldKey][fieldName]);
 
-    FieldHeader fieldHeader = getFieldHeaderFromName(fieldName);
+    final FieldHeader fieldHeader = getFieldHeaderFromName(fieldName);
     return FieldInstance(info, fieldName, fieldHeader);
   }