Module: NullObjectLoader::ClassMethods

Defined in:
lib/null_object_loader.rb

Instance Method Summary collapse

Instance Method Details

#load_null_object(name, opts) ⇒ Object 



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# File 'lib/null_object_loader.rb', line 11

def load_null_object(name, opts)
  null_class = opts[:null_class]
  load_if = opts[:load_if] || :nil?

  alias_method NullObjectLoader.temp_name_for_method(name), name
  define_method(name) do
    original_value = send(NullObjectLoader.temp_name_for_method(name))
    return original_value if !original_value.send(load_if)
    null_class.new
  end
end