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ImHex/lib/libimhex/include/hex/helpers/logger.hpp

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#pragma once
#include <hex.hpp>
#include <mutex>
#include <fmt/core.h>
#include <fmt/color.h>
#include <wolv/io/file.hpp>
namespace hex::log {
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namespace impl {
FILE *getDestination();
wolv::io::File& getFile();
bool isRedirected();
[[maybe_unused]] void redirectToFile();
[[maybe_unused]] void enableColorPrinting();
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[[nodiscard]] std::recursive_mutex& getLoggerMutex();
[[nodiscard]] bool isLoggingSuspended();
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struct LogEntry {
std::string project;
std::string level;
std::string message;
};
std::vector<LogEntry>& getLogEntries();
void addLogEntry(std::string_view project, std::string_view level, std::string_view message);
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[[maybe_unused]] void printPrefix(FILE *dest, const fmt::text_style &ts, const std::string &level, const char *projectName);
[[maybe_unused]] void print(const fmt::text_style &ts, const std::string &level, const std::string &fmt, auto && ... args) {
if (isLoggingSuspended()) [[unlikely]]
return;
std::scoped_lock lock(getLoggerMutex());
auto dest = getDestination();
printPrefix(dest, ts, level, IMHEX_PROJECT_NAME);
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auto message = fmt::format(fmt::runtime(fmt), args...);
fmt::print(dest, "{}\n", message);
fflush(dest);
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addLogEntry(IMHEX_PROJECT_NAME, level, std::move(message));
}
}
void suspendLogging();
void resumeLogging();
[[maybe_unused]] void debug(const std::string &fmt, auto && ... args) {
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#if defined(DEBUG)
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hex::log::impl::print(fg(fmt::color::light_green) | fmt::emphasis::bold, "[DEBUG]", fmt, args...);
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#else
impl::addLogEntry(IMHEX_PROJECT_NAME, "[DEBUG]", fmt::format(fmt::runtime(fmt), args...));
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#endif
}
[[maybe_unused]] void info(const std::string &fmt, auto && ... args) {
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hex::log::impl::print(fg(fmt::color::cadet_blue) | fmt::emphasis::bold, "[INFO] ", fmt, args...);
}
[[maybe_unused]] void warn(const std::string &fmt, auto && ... args) {
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hex::log::impl::print(fg(fmt::color::orange) | fmt::emphasis::bold, "[WARN] ", fmt, args...);
}
[[maybe_unused]] void error(const std::string &fmt, auto && ... args) {
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hex::log::impl::print(fg(fmt::color::red) | fmt::emphasis::bold, "[ERROR]", fmt, args...);
}
[[maybe_unused]] void fatal(const std::string &fmt, auto && ... args) {
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hex::log::impl::print(fg(fmt::color::purple) | fmt::emphasis::bold, "[FATAL]", fmt, args...);
}
[[maybe_unused]] void print(const std::string &fmt, auto && ... args) {
std::scoped_lock lock(impl::getLoggerMutex());
auto dest = impl::getDestination();
auto message = fmt::format(fmt::runtime(fmt), args...);
fmt::print(dest, "{}", message);
fflush(dest);
}
[[maybe_unused]] void println(const std::string &fmt, auto && ... args) {
std::scoped_lock lock(impl::getLoggerMutex());
auto dest = impl::getDestination();
auto message = fmt::format(fmt::runtime(fmt), args...);
fmt::print(dest, "{}\n", message);
fflush(dest);
}
}