fix: Solve json path issue for string numerals #2792

packages/credential_manifest/lib/src/helpers/get_text_from_credential.dart

@@ -6,7 +6,26 @@ List<String> getTextsFromCredential(
 ) {
   final textList = <String>[];
   try {
-    final fieldsPath = JsonPath(jsonPath.replaceAll(RegExp(r'\.vc(?=\.)'), ''));
+    /// finds all occurrences of a dot followed by one or more digits
+    /// in the jsonPath string
+    final numericStringFinderRegex = RegExp(r'\.(\d+)');
+
+    var updatedJsonPath =
+        jsonPath.replaceAllMapped(numericStringFinderRegex, (match) {
+      final key = match.group(1);
+
+      ///e.g. $.age_equal_or_over.18 becomes $.age_equal_or_over['18']
+      return "['$key']";
+    });
+
+    /// matches the string .vc only if it is immediately followed by another dot
+    /// matches: .vc. , ab.vc.
+    /// doesnot match: .vca.asd
+    final vcFinderRegex = RegExp(r'\.vc(?=\.)');
+    updatedJsonPath = updatedJsonPath.replaceAll(vcFinderRegex, '');
+
+    final fieldsPath = JsonPath(updatedJsonPath);
+
     fieldsPath.read(data).forEach((a) {
       final dynamic value = a.value;
       if (value is String) {