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Moved source filename shortening to pattern formatter instead of macro

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This commit is contained in:
gabime 2019-06-14 00:23:25 +03:00
parent 352281313f
commit c09dee7717
5 changed files with 86 additions and 18 deletions
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5
bench/formatter-bench.cpp
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@ -15,7 +15,8 @@ void bench_formatter(benchmark::State &state, std::string pattern)
std::string logger_name = "logger-name";
const char *text = "Hello. This is some message with length of 80 ";
spdlog::details::log_msg msg(logger_name, spdlog::level::info, text);
spdlog::source_loc source_loc{"a/b/c/d/myfile.cpp", 123, "some_func()"};
spdlog::details::log_msg msg(source_loc, logger_name, spdlog::level::info, text);
for (auto _ : state)
{
@ -28,7 +29,7 @@ void bench_formatter(benchmark::State &state, std::string pattern)
void bench_formatters()
{
// basic patterns(single flag)
std::string all_flags = "+vtPnlLaAbBcCYDmdHIMSefFprRTXzEi%";
std::string all_flags = "+vtPnlLaAbBcCYDmdHIMSefFprRTXzEisg@l%";
std::vector<std::string> basic_patterns;
for (auto &flag : all_flags)
{

13
include/spdlog/common.h
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@ -53,19 +53,6 @@
#endif
#endif
// Get the basename of __FILE__ (at compile time if possible)
#if FMT_HAS_FEATURE(__builtin_strrchr)
#define SPDLOG_STRRCHR(str, sep) __builtin_strrchr(str, sep)
#else
#define SPDLOG_STRRCHR(str, sep) strrchr(str, sep)
#endif //__builtin_strrchr not defined
#ifdef _WIN32
#define SPDLOG_FILE_BASENAME(file) SPDLOG_STRRCHR("\\" file, '\\') + 1
#else
#define SPDLOG_FILE_BASENAME(file) SPDLOG_STRRCHR("/" file, '/') + 1
#endif
#ifndef SPDLOG_FUNCTION
#define SPDLOG_FUNCTION __FUNCTION__
#endif

35
include/spdlog/details/pattern_formatter-inl.h
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@ -17,6 +17,7 @@
#include <chrono>
#include <ctime>
#include <cctype>
#include <cstring>
#include <memory>
#include <mutex>
#include <string>
@ -820,6 +821,31 @@ public:
}
};
class short_filename_formatter final : public flag_formatter
{
public:
explicit short_filename_formatter(padding_info padinfo)
: flag_formatter(padinfo)
{}
static const char* basename(const char* filename)
{
const char *rv = std::strrchr(filename, os::folder_sep);
return rv != nullptr ? rv + 1: filename;
}
void format(const details::log_msg &msg, const std::tm &, fmt::memory_buffer &dest) override
{
if (msg.source.empty())
{
return;
}
auto filename = basename(msg.source.filename);
scoped_pad p(filename, padinfo_, dest);
fmt_helper::append_string_view(filename, dest);
}
};
class source_linenum_formatter final : public flag_formatter
{
public:
@ -944,7 +970,8 @@ public:
if (!msg.source.empty())
{
dest.push_back('[');
fmt_helper::append_string_view(msg.source.filename, dest);
const char *filename = details::short_filename_formatter::basename(msg.source.filename);
fmt_helper::append_string_view(filename, dest);
dest.push_back(':');
fmt_helper::append_int(msg.source.line, dest);
dest.push_back(']');
@ -1154,7 +1181,11 @@ SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_i
formatters_.push_back(details::make_unique<details::source_location_formatter>(padding));
break;
case ('s'): // source filename
case ('s'): // short source filename - without directory name
formatters_.push_back(details::make_unique<details::short_filename_formatter>(padding));
break;
case ('g'): // full source filename
formatters_.push_back(details::make_unique<details::source_filename_formatter>(padding));
break;

2
include/spdlog/spdlog.h
View File

@ -267,7 +267,7 @@ inline void critical(const wchar_t *fmt, const Args &... args)
do \
{ \
if (logger->should_log(level)) \
logger->log(spdlog::source_loc{SPDLOG_FILE_BASENAME(__FILE__), __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__); \
logger->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__); \
} while (0)
#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_TRACE

49
tests/test_pattern_formatter.cpp
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@ -253,3 +253,52 @@ TEST_CASE("clone-formatter-2", "[pattern_formatter]")
formatter_2->format(msg, formatted_2);
REQUIRE(fmt::to_string(formatted_1) == fmt::to_string(formatted_2));
}
//
// Test source location formatting
//
TEST_CASE("short filename formatter-1", "[pattern_formatter]")
{
spdlog::pattern_formatter formatter("%s", spdlog::pattern_time_type::local, "");
fmt::memory_buffer formatted;
std::string logger_name = "logger-name";
spdlog::source_loc source_loc{"/a/b/c/d/myfile.cpp", 123, "some_func()"};
spdlog::details::log_msg msg(source_loc, "logger-name", spdlog::level::info, "Hello");
formatter.format(msg, formatted);
REQUIRE(fmt::to_string(formatted) == "myfile.cpp");
}
TEST_CASE("short filename formatter-2", "[pattern_formatter]")
{
spdlog::pattern_formatter formatter("%s:%#", spdlog::pattern_time_type::local, "");
fmt::memory_buffer formatted;
std::string logger_name = "logger-name";
spdlog::source_loc source_loc{"myfile.cpp", 123, "some_func()"};
spdlog::details::log_msg msg(source_loc, "logger-name", spdlog::level::info, "Hello");
formatter.format(msg, formatted);
REQUIRE(fmt::to_string(formatted) == "myfile.cpp:123");
}
TEST_CASE("short filename formatter-3", "[pattern_formatter]")
{
spdlog::pattern_formatter formatter("%s %v", spdlog::pattern_time_type::local, "");
fmt::memory_buffer formatted;
std::string logger_name = "logger-name";
spdlog::source_loc source_loc{"", 123, "some_func()"};
spdlog::details::log_msg msg(source_loc, "logger-name", spdlog::level::info, "Hello");
formatter.format(msg, formatted);
REQUIRE(fmt::to_string(formatted) == " Hello");
}
TEST_CASE("full filename formatter", "[pattern_formatter]")
{
spdlog::pattern_formatter formatter("%g:%#", spdlog::pattern_time_type::local, "");
fmt::memory_buffer formatted;
std::string logger_name = "logger-name";
spdlog::source_loc source_loc{"/a/b/c/d/myfile.cpp", 123, "some_func()"};
spdlog::details::log_msg msg(source_loc, "logger-name", spdlog::level::info, "Hello");
formatter.format(msg, formatted);
REQUIRE(fmt::to_string(formatted) == "/a/b/c/d/myfile.cpp:123");
}