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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/headless/console_message_logger/headless_console_message_logger.h"
#include "base/feature_list.h"
#include "base/logging.h"
#include "content/public/browser/console_message.h"
#include "content/public/common/content_features.h"
namespace headless {
namespace {
const std::u16string TruncateDataUrl(const std::u16string& data_url) {
DCHECK(data_url.starts_with(u"data:"));
// data:[<media-type>][;base64],<data>
size_t data_index = data_url.find(u',');
if (data_index == std::string::npos) {
data_index = sizeof("data:") - 1;
}
return data_url.substr(0, data_index) + u"...";
}
} // namespace
void LogConsoleMessage(blink::mojom::ConsoleMessageLevel log_level,
const std::u16string& message,
int32_t line_number,
bool is_builtin_component,
const std::u16string& source_id) {
const int32_t resolved_level =
is_builtin_component
? content::ConsoleMessageLevelToLogSeverity(log_level)
: ::logging::LOGGING_INFO;
if (resolved_level < ::logging::GetMinLogLevel()) {
return;
}
if (!base::FeatureList::IsEnabled(features::kLogJsConsoleMessages)) {
return;
}
logging::LogMessage("CONSOLE", line_number, resolved_level).stream()
<< "\"" << message << "\", source: "
<< (source_id.starts_with(u"data:") ? TruncateDataUrl(source_id)
: source_id)
<< " (" << line_number << ")";
}
} // namespace headless
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