initial matador ng commit

source/core/utils/errors.cpp

@@ -0,0 +1,31 @@
+#include "matador/utils/errors.hpp"
+
+namespace matador::utils {
+
+const char * utils_category_impl::name() const noexcept {
+  return "utils";
+}
+
+std::string utils_category_impl::message(const int ev) const {
+  switch (static_cast<utils_error>(ev)) {
+    case (utils_error::InvalidVersionString):
+      return "Invalid version string";
+    default:
+      return "Unknown error";
+  }
+}
+
+const std::error_category & sql_category() {
+  static utils_category_impl instance;
+  return instance;
+}
+
+std::error_code make_error_code(utils_error e) {
+  return {static_cast<int>(e), sql_category()};
+}
+
+std::error_condition make_error_condition(utils_error e) {
+  return {static_cast<int>(e), sql_category()};
+}
+
+}