forked from OSchip/llvm-project
63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
//===--- Logger.cpp - Logger interface for clangd -------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "Logger.h"
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#include "Trace.h"
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#include "llvm/Support/Chrono.h"
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#include "llvm/Support/FormatVariadic.h"
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#include "llvm/Support/raw_ostream.h"
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#include <mutex>
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namespace clang {
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namespace clangd {
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namespace {
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Logger *L = nullptr;
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} // namespace
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LoggingSession::LoggingSession(clangd::Logger &Instance) {
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assert(!L);
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L = &Instance;
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}
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LoggingSession::~LoggingSession() { L = nullptr; }
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void detail::log(Logger::Level Level,
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const llvm::formatv_object_base &Message) {
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if (L)
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L->log(Level, Message);
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else {
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static std::mutex Mu;
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std::lock_guard<std::mutex> Guard(Mu);
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llvm::errs() << Message << "\n";
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}
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}
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const char *detail::debugType(const char *Filename) {
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if (const char *Slash = strrchr(Filename, '/'))
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return Slash + 1;
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if (const char *Backslash = strrchr(Filename, '\\'))
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return Backslash + 1;
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return Filename;
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}
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void StreamLogger::log(Logger::Level Level,
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const llvm::formatv_object_base &Message) {
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if (Level < MinLevel)
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return;
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llvm::sys::TimePoint<> Timestamp = std::chrono::system_clock::now();
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trace::log(Message);
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std::lock_guard<std::mutex> Guard(StreamMutex);
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Logs << llvm::formatv("{0}[{1:%H:%M:%S.%L}] {2}\n", indicator(Level),
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Timestamp, Message);
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Logs.flush();
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}
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} // namespace clangd
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} // namespace clang
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