mirror of
https://github.com/wpilibsuite/allwpilib
synced 2026-06-19 00:41:43 +00:00
9d93820717
std::cout and std::printf were replaced with llvm::outs() and std::cerr was replaced with llvm::errs().
126 lines
3.2 KiB
C++
126 lines
3.2 KiB
C++
/*----------------------------------------------------------------------------*/
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/* Copyright (c) FIRST 2016-2017. All Rights Reserved. */
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/* Open Source Software - may be modified and shared by FRC teams. The code */
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/* must be accompanied by the FIRST BSD license file in the root directory of */
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/* the project. */
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/*----------------------------------------------------------------------------*/
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#pragma once
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#include <chrono>
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#include <string>
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#include "llvm/SmallString.h"
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#include "llvm/raw_ostream.h"
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inline std::string NowTime();
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enum TLogLevel {
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logNONE,
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logERROR,
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logWARNING,
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logINFO,
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logDEBUG,
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logDEBUG1,
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logDEBUG2,
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logDEBUG3,
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logDEBUG4
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};
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class Log {
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public:
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Log();
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virtual ~Log();
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llvm::raw_ostream& Get(TLogLevel level = logINFO);
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public:
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static TLogLevel& ReportingLevel();
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static std::string ToString(TLogLevel level);
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static TLogLevel FromString(const std::string& level);
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protected:
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llvm::SmallString<128> buf;
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llvm::raw_svector_ostream oss{buf};
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private:
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Log(const Log&);
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Log& operator=(const Log&);
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};
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inline Log::Log() {}
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inline llvm::raw_ostream& Log::Get(TLogLevel level) {
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oss << "- " << NowTime();
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oss << " " << ToString(level) << ": ";
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oss << std::string(level > logDEBUG ? level - logDEBUG : 0, '\t');
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return oss;
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}
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inline Log::~Log() {
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oss << "\n";
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llvm::errs() << oss.str();
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}
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inline TLogLevel& Log::ReportingLevel() {
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static TLogLevel reportingLevel = logDEBUG4;
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return reportingLevel;
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}
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inline std::string Log::ToString(TLogLevel level) {
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static const char* const buffer[] = {"NONE", "ERROR", "WARNING",
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"INFO", "DEBUG", "DEBUG1",
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"DEBUG2", "DEBUG3", "DEBUG4"};
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return buffer[level];
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}
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inline TLogLevel Log::FromString(const std::string& level) {
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if (level == "DEBUG4") return logDEBUG4;
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if (level == "DEBUG3") return logDEBUG3;
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if (level == "DEBUG2") return logDEBUG2;
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if (level == "DEBUG1") return logDEBUG1;
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if (level == "DEBUG") return logDEBUG;
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if (level == "INFO") return logINFO;
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if (level == "WARNING") return logWARNING;
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if (level == "ERROR") return logERROR;
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if (level == "NONE") return logNONE;
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Log().Get(logWARNING) << "Unknown logging level '" << level
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<< "'. Using INFO level as default.";
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return logINFO;
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}
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typedef Log FILELog;
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#define FILE_LOG(level) \
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if (level > FILELog::ReportingLevel()) \
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; \
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else \
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Log().Get(level)
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inline std::string NowTime() {
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llvm::SmallString<128> buf;
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llvm::raw_svector_ostream oss(buf);
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using namespace std::chrono;
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auto now = system_clock::now().time_since_epoch();
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// Hours
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auto count = duration_cast<hours>(now).count() % 24;
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if (count < 10) oss << "0";
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oss << count << ":";
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// Minutes
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count = duration_cast<minutes>(now).count() % 60;
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if (count < 10) oss << "0";
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oss << count << ":";
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// Seconds
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count = duration_cast<seconds>(now).count() % 60;
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if (count < 10) oss << "0";
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oss << count << ".";
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// Milliseconds
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oss << duration_cast<milliseconds>(now).count() % 1000;
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return oss.str();
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}
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