module ActiveModelSerializers::Deprecate

def deprecate(name, replacement)
  old = "_deprecated_#{name}"
  alias_method old, name
  class_eval do
    define_method(name) do |*args, &block|
      target = is_a?(Module) ? "#{self}." : "#{self.class}#"
      msg = ["NOTE: #{target}#{name} is deprecated",
             replacement == :none ? ' with no replacement' : "; use #{replacement} instead",
             "\n#{target}#{name} called from #{ActiveModelSerializers.location_of_caller.join(':')}"]
      warn "#{msg.join}."
      send old, *args, &block
    end
  end
end