初始化

lib/hj_utils/dns_solve/_question.dart

@@ -0,0 +1,22 @@
+part of '_dnsolve.dart';
+
+class _Question {
+  const _Question({required this.name, required this.rType});
+
+  final String? name;
+  final RecordType? rType;
+
+  factory _Question.fromJson(Map<String, dynamic>? json) {
+    if (json == null) {
+      return const _Question(name: null, rType: null);
+    }
+
+    return _Question(
+      name: json['name'] as String,
+      rType: DNSolve.intToRecord(json['type'] as int),
+    );
+  }
+
+  @override
+  String toString() => '''(name: $name, rType: $rType)''';
+}