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[LLDB][NFC] Refactor code extracting timestamp from StructuredData #145954

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Merged
merged 4 commits into from
Jun 30, 2025
Merged

[LLDB][NFC] Refactor code extracting timestamp from StructuredData #145954

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f4092ed
[LLDB][NFC] Refactor code extracting timestamp from StructuredData
oontvoo Jun 26, 2025
e299d34
Update lldb/source/Core/Telemetry.cpp
oontvoo Jun 27, 2025
0365e81
addressed review comment
oontvoo Jun 30, 2025
dd52e3d
Update lldb/source/Core/Telemetry.cpp
oontvoo Jun 30, 2025
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34 changes: 19 additions & 15 deletions lldb/source/Core/Telemetry.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -119,6 +119,19 @@ llvm::Error TelemetryManager::preDispatch(TelemetryInfo *entry) {
return llvm::Error::success();
}

// Helper for extracting time field from a Dictionary.
static std::optional<std::chrono::nanoseconds>
GetAsNanosec(StructuredData::Dictionary *dict, llvm::StringRef key) {
auto value = dict->GetValueForKey(key);
if (!value->IsValid()) {
LLDB_LOG(GetLog(LLDBLog::Object),
"Cannot determine {0} from client-telemetry entry", key);
return std::nullopt;
}

return std::chrono::nanoseconds(value->GetUnsignedIntegerValue(0));
}

void TelemetryManager::DispatchClientTelemetry(
const lldb_private::StructuredDataImpl &entry, Debugger *debugger) {
if (!m_config->enable_client_telemetry)
Expand Down Expand Up @@ -148,23 +161,14 @@ void TelemetryManager::DispatchClientTelemetry(
LLDB_LOG(GetLog(LLDBLog::Object),
"Cannot determine client_data from client-telemetry entry");

int64_t start_time;
if (dict->GetValueForKeyAsInteger("start_time", start_time)) {
client_info.start_time +=
std::chrono::nanoseconds(static_cast<size_t>(start_time));
} else {
LLDB_LOG(GetLog(LLDBLog::Object),
"Cannot determine start-time from client-telemetry entry");
}
auto start_time = GetAsNanosec(dict, "start_time");
if (start_time.has_value())
client_info.start_time += start_time.value();

int64_t end_time;
if (dict->GetValueForKeyAsInteger("end_time", end_time)) {
auto end_time = GetAsNanosec(dict, "end_time");
if (end_time.has_value()) {
SteadyTimePoint epoch;
client_info.end_time =
epoch + std::chrono::nanoseconds(static_cast<size_t>(end_time));
} else {
LLDB_LOG(GetLog(LLDBLog::Object),
"Cannot determine end-time from client-telemetry entry");
client_info.end_time = epoch + end_time.value();
}

llvm::StringRef error_msg;
Expand Down
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