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-rw-r--r--library/cpp/protobuf/json/json2proto.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/library/cpp/protobuf/json/json2proto.cpp b/library/cpp/protobuf/json/json2proto.cpp
index 640c10f5a51..92bfe9755b3 100644
--- a/library/cpp/protobuf/json/json2proto.cpp
+++ b/library/cpp/protobuf/json/json2proto.cpp
@@ -377,10 +377,9 @@ namespace NProtobufJson {
return;
}
- Y_ENSURE(json.IsMap(), "expected json map");
-
const google::protobuf::Descriptor* descriptor = proto.GetDescriptor();
Y_ASSERT(!!descriptor);
+ Y_ENSURE(json.IsMap(), "Failed to merge json to proto for message: " << descriptor->full_name() << ", expected json map.");
for (int f = 0, endF = descriptor->field_count(); f < endF; ++f) {
const google::protobuf::FieldDescriptor* field = descriptor->field(f);