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[vm] Initial vm-service support for records

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TEST=ci

Issue: https://github.com/dart-lang/sdk/issues/49724
Change-Id: I8012390db004d3b9dd52a460a04bce79af3df365
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/259881
Reviewed-by: Ben Konyi <bkonyi@google.com>
Commit-Queue: Alexander Markov <alexmarkov@google.com>
This commit is contained in:
Alexander Markov 2022-09-19 19:28:02 +00:00 committed by Commit Bot
parent fb29df7fdc
commit d6b3b8a6be
1 changed files with 40 additions and 3 deletions
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43
runtime/vm/object_service.cc
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@ -1243,7 +1243,7 @@ void FunctionType::PrintJSONImpl(JSONStream* stream, bool ref) const {
void RecordType::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
PrintSharedInstanceJSON(&jsobj, ref);
jsobj.AddProperty("kind", "RecordType");
jsobj.AddProperty("kind", "_RecordType");
{
JSONArray arr(&jsobj, "fields");
@ -1258,6 +1258,8 @@ void RecordType::PrintJSONImpl(JSONStream* stream, bool ref) const {
if (i >= num_positional_fields) {
name = FieldNameAt(i - num_positional_fields);
field.AddProperty("name", name.ToCString());
} else {
field.AddProperty("pos", i);
}
}
}
@ -1643,8 +1645,43 @@ void Closure::PrintJSONImpl(JSONStream* stream, bool ref) const {
}
void Record::PrintJSONImpl(JSONStream* stream, bool ref) const {
Instance::PrintJSONImpl(stream, ref);
// TODO(dartbug.com/49724)
JSONObject jsobj(stream);
PrintSharedInstanceJSON(&jsobj, ref);
jsobj.AddProperty("kind", "_Record");
jsobj.AddProperty("numFields", num_fields());
jsobj.AddServiceId(*this);
if (ref) {
return;
}
intptr_t offset;
intptr_t count;
stream->ComputeOffsetAndCount(num_fields(), &offset, &count);
if (offset > 0) {
jsobj.AddProperty("offset", offset);
}
if (count < num_fields()) {
jsobj.AddProperty("count", count);
}
intptr_t limit = offset + count;
ASSERT(limit <= num_fields());
{
JSONArray jsarr(&jsobj, "fields");
Object& obj = Object::Handle();
String& name = String::Handle();
const intptr_t num_positional_fields = NumPositionalFields();
const Array& field_names = Array::Handle(this->field_names());
for (intptr_t index = offset; index < limit; ++index) {
JSONObject field(&jsarr);
obj = FieldAt(index);
field.AddProperty("value", obj);
if (index >= num_positional_fields) {
name ^= field_names.At(index - num_positional_fields);
field.AddProperty("name", name);
} else {
field.AddProperty("pos", index);
}
}
}
}
void StackTrace::PrintJSONImpl(JSONStream* stream, bool ref) const {