blob: b42a4ba61f7e4f0b8d80421be45f2a5123ec302b [file] [log] [blame]
// Copyright 2019 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef COBALT_BASE_CONSOLE_LOG_H_
#define COBALT_BASE_CONSOLE_LOG_H_
#include <sstream>
#include "base/logging.h"
namespace base {
// This class serves a similar purpose to LogMessage in logging.h, but for the
// CLOG macro that sends the message to the JS console through DebuggerHooks.
class ConsoleMessage {
public:
ConsoleMessage(::logging::LogSeverity severity,
const DebuggerHooks& debugger_hooks)
: severity_(severity), debugger_hooks_(debugger_hooks) {}
~ConsoleMessage() { debugger_hooks_.ConsoleLog(severity_, stream_.str()); }
std::ostream& stream() { return stream_; }
private:
::logging::LogSeverity severity_;
const DebuggerHooks& debugger_hooks_;
std::ostringstream stream_;
};
#if defined(ENABLE_DEBUGGER)
#define CLOG_IS_ON true
#else
#define CLOG_IS_ON false
#endif
#define CLOG_STREAM(severity, debugger_hooks) \
::base::ConsoleMessage(::logging::LOG_##severity, (debugger_hooks)).stream()
#define CLOG(severity, debugger_hooks) \
LAZY_STREAM(CLOG_STREAM(severity, debugger_hooks), CLOG_IS_ON)
#define CLOG_IF(severity, debugger_hooks, condition) \
LAZY_STREAM(CLOG_STREAM(severity, debugger_hooks), CLOG_IS_ON && (condition))
} // namespace base
#endif // COBALT_BASE_CONSOLE_LOG_H_