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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/trace_event/log_message.h"
#include <stdint.h>
#include <string>
#include "base/json/string_escape.h"
#include "base/notreached.h"
#include "base/strings/stringprintf.h"
namespace base {
namespace trace_event {
LogMessage::LogMessage(const char* file, base::StringPiece message, int line)
: file_(file), message_(message), line_number_(line) {}
LogMessage::~LogMessage() = default;
void LogMessage::AppendAsTraceFormat(std::string* out) const {
out->append("{");
out->append(base::StringPrintf("\"line\":\"%d\",", line_number_));
out->append("\"message\":");
base::EscapeJSONString(message_, true, out);
out->append(",");
out->append(base::StringPrintf("\"file\":\"%s\"", file_));
out->append("}");
}
void LogMessage::EstimateTraceMemoryOverhead(
TraceEventMemoryOverhead* overhead) {
overhead->Add(TraceEventMemoryOverhead::kOther, sizeof(*this));
overhead->AddString(message_);
}
bool LogMessage::AppendToProto(ProtoAppender* appender) const {
// LogMessage is handled in a special way in
// track_event_thread_local_event_sink.cc in the function |AddTraceEvent|, so
// this call should never happen.
NOTREACHED();
return false;
}
} // namespace trace_event
} // namespace base
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