class Rails::Configuration::Generators

def after_generate(&block)
  @after_generate_callbacks << block
end

def hide_namespace(namespace)
  @hidden_namespaces << namespace
end

def initialize
  @aliases = Hash.new { |h, k| h[k] = {} }
  @options = Hash.new { |h, k| h[k] = {} }
  @fallbacks = {}
  @templates = []
  @colorize_logging = true
  @api_only = false
  @hidden_namespaces = []
  @after_generate_callbacks = []
end

def initialize_copy(source)
  @aliases = @aliases.deep_dup
  @options = @options.deep_dup
  @fallbacks = @fallbacks.deep_dup
  @templates = @templates.dup
end

def method_missing(method, *args)
  method = method.to_s.delete_suffix("=").to_sym
  if args.empty?
    if method == :rails
      return @options[method]
    else
      return @options[:rails][method]
    end
  end
  if method == :rails || args.first.is_a?(Hash)
    namespace, configuration = method, args.shift
  else
    namespace, configuration = args.shift, args.shift
    namespace = namespace.to_sym if namespace.respond_to?(:to_sym)
    @options[:rails][method] = namespace
  end
  if configuration
    aliases = configuration.delete(:aliases)
    @aliases[namespace].merge!(aliases) if aliases
    @options[namespace].merge!(configuration)
  end
end