/// <summary>Add BPL Primitive to the collection.</summary>
private void addPrimitive(BplPrimitive primitive) {
// Do not include delegate or arrays
if (primitive.IsDelegate) return;
if (primitive.IsArray) return;
if (primitives.Contains(primitive)) return;
primitives.Add(primitive);
string packageName = primitive.GetPackageName();
getPackage(packageName).Primitives.Add(primitive);
if (primitive.IsArray || primitive.IsNullable) {
addPrimitive(primitive.ItemType);
}
}