lite wip

lite/logger.h

@@ -0,0 +1,64 @@
+//
+// Created by gabi on 3/16/19.
+//
+
+#ifndef SPDLOG_LIB_LOGGER_H
+#define SPDLOG_LIB_LOGGER_H
+
+#include <memory>
+#include "spd_types.h"
+#include "spdlog/fmt/fmt.h"
+
+
+namespace spdlog {
+    class logger;
+
+    namespace lite {
+        class logger {
+        public:
+            logger() = default;
+
+            logger(std::shared_ptr<spdlog::logger> impl);
+            logger(const logger&) = default;
+            logger(logger&&) = default;
+            logger& operator=(const logger&) = default;
+
+            ~logger() = default;
+
+            bool should_log(spdlog::lite::level lvl) const noexcept;
+
+            template<typename... Args>
+            void log(spdlog::lite::level lvl, const char *fmt, const Args &... args) {
+                if (!should_log(lvl)) {
+                    return;
+                }
+                fmt::memory_buffer formatted_buf;
+                fmt::format_to(formatted_buf, fmt, args...);
+                log_formatted_(lvl, formatted_buf);
+            }
+
+//        template<typename... Args>
+//        void log(spdlog::lite::level lvl, const char *fmt, const Args &... args)
+//        {
+//            log(lvl, fmt, args...);
+//        }
+
+            template<typename... Args>
+            void trace(const char *fmt, const Args &... args) {
+                log(spdlog::lite::level::trace, fmt, args...);
+            }
+
+        protected:
+            std::shared_ptr<spdlog::logger> impl_;
+
+            void log_formatted_(spdlog::lite::level lvl, const fmt::memory_buffer &formatted);
+
+        };
+
+    } // namespace lite
+
+    // factory to create lite logger
+    // implement it in a dedicated compilation unit for fast compiles
+    spdlog::lite::logger create_lite(void* ctx = nullptr);
+} // namespace spdlog
+#endif //SPDLOG_LIB_LOGGER_H