1 files changed, 49 insertions, 0 deletions
diff --git a/impl/Log.hpp b/impl/Log.hpp
new file mode 100644
index 0000000..a920906
--- /dev/null
+++ b/impl/Log.hpp
@@ -0,0 +1,49 @@
+#ifndef LOG_HPP
+#define LOG_HPP
+
+#include <string>
+#include <ostream>
+#include <map>
+
+namespace log {
+
+  struct Logger {
+    Logger(std::ostream& stream, const std::string& name)
+      : _stream(stream),
+        _name(name),
+        _enabled(false) {}
+
+    bool enabled() const {
+      return _enabled;
+    }
+
+    bool enabled(bool v) {
+      bool ret = _enabled;
+      _enabled = v;
+      return ret;
+    }
+
+    template<typename T>
+    friend Logger& operator<<(Logger&, const T&);
+    
+    private:
+    std::ostream& _stream;
+    std::string _name;
+    bool _enabled;
+  };
+
+  template<typename T>
+  Logger& operator<<(Logger& logger, const T& obj) {
+    if (logger._enabled) {
+      logger._stream << logger._name << " :- " << obj << std::endl;
+    }
+    return logger;
+  }
+
+  Logger trace(std::cerr, "trace");
+  Logger strategy(std::cerr, "strategy");
+  Logger debug(std::cerr, "debug");
+
+}
+
+#endif