refresh struct

tests/main.cpp

@@ -0,0 +1,11 @@
+#include <array>
+
+#include "hack/exception/exception.hpp"
+
+auto main(int argc, char *argv[]) -> int
+{
+  hack::exception ex;
+  ex.level("test_leve");
+}
+
+

tests/meson.build

@@ -0,0 +1,7 @@
+executable(
+  meson.project_name(), 
+  'main.cpp', 
+  dependencies : deps,
+  cpp_args: args,
+  include_directories : inc
+)