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Address code review comments: remove perfect forwarding on FormatString template parameters.

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pull/1574/head
Joe Burzinski 5 years ago
parent 3041faffab
commit 741b0d6e82
2 changed files with 39 additions and 38 deletions
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45
include/spdlog/logger.h
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@ -74,11 +74,10 @@ public:
void swap(spdlog::logger &other) SPDLOG_NOEXCEPT;
// FormatString is a type derived from fmt::compile_string
template<typename FormatString, typename std::enable_if<std::is_base_of<fmt::compile_string, FormatString>::value, int>::type = 0,
typename... Args>
void log(source_loc loc, level::level_enum lvl, FormatString &&fmt, const Args &... args)
template<typename FormatString, typename std::enable_if<fmt::is_compile_string<FormatString>::value, int>::type = 0, typename... Args>
void log(source_loc loc, level::level_enum lvl, const FormatString &fmt, const Args &... args)
{
log_(loc, lvl, std::forward<FormatString>(fmt), args...);
log_(loc, lvl, fmt, args...);
}
// FormatString is NOT a type derived from fmt::compile_string but is a string_view_t or can be implicitly converted to one
@ -89,45 +88,45 @@ public:
}
template<typename FormatString, typename... Args>
void log(level::level_enum lvl, FormatString &&fmt, const Args &... args)
void log(level::level_enum lvl, const FormatString &fmt, const Args &... args)
{
log(source_loc{}, lvl, std::forward<FormatString>(fmt), args...);
log(source_loc{}, lvl, fmt, args...);
}
template<typename FormatString, typename... Args>
void trace(FormatString &&fmt, const Args &... args)
void trace(const FormatString &fmt, const Args &... args)
{
log(level::trace, std::forward<FormatString>(fmt), args...);
log(level::trace, fmt, args...);
}
template<typename FormatString, typename... Args>
void debug(FormatString &&fmt, const Args &... args)
void debug(const FormatString &fmt, const Args &... args)
{
log(level::debug, std::forward<FormatString>(fmt), args...);
log(level::debug, fmt, args...);
}
template<typename FormatString, typename... Args>
void info(FormatString &&fmt, const Args &... args)
void info(const FormatString &fmt, const Args &... args)
{
log(level::info, std::forward<FormatString>(fmt), args...);
log(level::info, fmt, args...);
}
template<typename FormatString, typename... Args>
void warn(FormatString &&fmt, const Args &... args)
void warn(const FormatString &fmt, const Args &... args)
{
log(level::warn, std::forward<FormatString>(fmt), args...);
log(level::warn, fmt, args...);
}
template<typename FormatString, typename... Args>
void error(FormatString &&fmt, const Args &... args)
void error(const FormatString &fmt, const Args &... args)
{
log(level::err, std::forward<FormatString>(fmt), args...);
log(level::err, fmt, args...);
}
template<typename FormatString, typename... Args>
void critical(FormatString &&fmt, const Args &... args)
void critical(const FormatString &fmt, const Args &... args)
{
log(level::critical, std::forward<FormatString>(fmt), args...);
log(level::critical, fmt, args...);
}
template<typename T>
@ -136,8 +135,10 @@ public:
log(source_loc{}, lvl, msg);
}
// T can be statically converted to string_view
template<class T, typename std::enable_if<std::is_convertible<const T &, spdlog::string_view_t>::value, T>::type * = nullptr>
// T can be statically converted to string_view and isn't a fmt::compile_string
template<class T,
typename std::enable_if<std::is_convertible<const T &, spdlog::string_view_t>::value && !fmt::is_compile_string<T>::value, T>::type
* = nullptr>
void log(source_loc loc, level::level_enum lvl, const T &msg)
{
log(loc, lvl, string_view_t{msg});
@ -326,7 +327,7 @@ protected:
// common implementation for after templated public api has been resolved
template<typename FormatString, typename... Args>
void log_(source_loc loc, level::level_enum lvl, FormatString &&fmt, const Args &... args)
void log_(source_loc loc, level::level_enum lvl, const FormatString &fmt, const Args &... args)
{
bool log_enabled = should_log(lvl);
bool traceback_enabled = tracer_.enabled();
@ -337,7 +338,7 @@ protected:
SPDLOG_TRY
{
memory_buf_t buf;
fmt::format_to(buf, std::forward<FormatString>(fmt), args...);
fmt::format_to(buf, fmt, args...);
details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
log_it_(log_msg, log_enabled, traceback_enabled);
}

32
include/spdlog/spdlog.h
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@ -122,51 +122,51 @@ SPDLOG_API spdlog::logger *default_logger_raw();
SPDLOG_API void set_default_logger(std::shared_ptr<spdlog::logger> default_logger);
template<typename FormatString, typename... Args>
inline void log(source_loc source, level::level_enum lvl, FormatString &&fmt, const Args &... args)
inline void log(source_loc source, level::level_enum lvl, const FormatString &fmt, const Args &... args)
{
default_logger_raw()->log(source, lvl, std::forward<FormatString>(fmt), args...);
default_logger_raw()->log(source, lvl, fmt, args...);
}
template<typename FormatString, typename... Args>
inline void log(level::level_enum lvl, FormatString &&fmt, const Args &... args)
inline void log(level::level_enum lvl, const FormatString &fmt, const Args &... args)
{
default_logger_raw()->log(source_loc{}, lvl, std::forward<FormatString>(fmt), args...);
default_logger_raw()->log(source_loc{}, lvl, fmt, args...);
}
template<typename FormatString, typename... Args>
inline void trace(FormatString &&fmt, const Args &... args)
inline void trace(const FormatString &fmt, const Args &... args)
{
default_logger_raw()->trace(std::forward<FormatString>(fmt), args...);
default_logger_raw()->trace(fmt, args...);
}
template<typename FormatString, typename... Args>
inline void debug(FormatString &&fmt, const Args &... args)
inline void debug(const FormatString &fmt, const Args &... args)
{
default_logger_raw()->debug(std::forward<FormatString>(fmt), args...);
default_logger_raw()->debug(fmt, args...);
}
template<typename FormatString, typename... Args>
inline void info(FormatString &&fmt, const Args &... args)
inline void info(const FormatString &fmt, const Args &... args)
{
default_logger_raw()->info(std::forward<FormatString>(fmt), args...);
default_logger_raw()->info(fmt, args...);
}
template<typename FormatString, typename... Args>
inline void warn(FormatString &&fmt, const Args &... args)
inline void warn(const FormatString &fmt, const Args &... args)
{
default_logger_raw()->warn(std::forward<FormatString>(fmt), args...);
default_logger_raw()->warn(fmt, args...);
}
template<typename FormatString, typename... Args>
inline void error(FormatString &&fmt, const Args &... args)
inline void error(const FormatString &fmt, const Args &... args)
{
default_logger_raw()->error(std::forward<FormatString>(fmt), args...);
default_logger_raw()->error(fmt, args...);
}
template<typename FormatString, typename... Args>
inline void critical(FormatString &&fmt, const Args &... args)
inline void critical(const FormatString &fmt, const Args &... args)
{
default_logger_raw()->critical(std::forward<FormatString>(fmt), args...);
default_logger_raw()->critical(fmt, args...);
}
template<typename T>

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