protected static void CreateAsset(string resourcePathWithoutExtension)
{
string assetPath = string.Format(RESOURCE_PATH_SOURCE, resourcePathWithoutExtension);
ResourceSingleton <TResource> resource = CreateInstance <ResourceSingleton <TResource> >();
AssetDatabase.CreateAsset(resource, assetPath);
EditorUtility.DisplayDialog("Asset Created", string.Format("Asset has been added at '{0}'", assetPath),
"OK");
}