module ActionView::Rendering

def _normalize_args(action=nil, options={})

:api: private
render "foo/bar" to render :template => "foo/bar".
Normalize args by converting render "foo" to render :action => "foo" and
def _normalize_args(action=nil, options={})
  options = super(action, options)
  case action
  when NilClass
  when Hash
    options = action
  when String, Symbol
    action = action.to_s
    key = action.include?(?/) ? :template : :action
    options[key] = action
  else
    options[:partial] = action
  end
  options
end