Initial import

include/c11log/formatters/formatters.h

@@ -0,0 +1,38 @@
+#pragma once
+
+#include<string>
+#include<chrono>
+#include<functional>
+#include <sstream>
+
+#include "../level.h"
+#include "../details/os.h"
+
+namespace c11log {
+namespace formatters {
+typedef std::chrono::system_clock::time_point timepoint;
+typedef std::function<std::string(const std::string& logger_name, const std::string&, level::level_enum, const timepoint&)> format_fn;
+void format_time(const timepoint& tp, std::ostream &dest);
+void format_time(std::ostream &dest);
+std::string to_hex(const unsigned char* buf, std::size_t size);
+
+class formatter {
+public:
+    formatter() {}
+    virtual ~formatter() {}
+    virtual void format_header(const std::string& logger_name, level::level_enum level, const timepoint& tp, std::ostream& dest) = 0;
+};
+
+
+class default_formatter: public formatter {
+public:
+    // Format: [2013-12-29 01:04:42.900] [logger_name:Info] Message body
+    void format_header(const std::string& logger_name, level::level_enum level, const timepoint& tp, std::ostream& dest) override
+    {
+        format_time(tp, dest);
+        dest << " [" <<  logger_name << ":" << c11log::level::to_str(level) << "] ";
+    }
+
+};
+} //namespace formatter
+} //namespace c11log