module Roda::RodaPlugins::Render::InstanceMethods

def _optimized_view_content(template)

a single argument is passed to view.
Get the content for #view, or return nil to use the unoptimized approach. Only called if

def _optimized_view_content(template)
  if optimized_template = _cached_template_method(template)
    send(optimized_template, OPTS)
  elsif template.is_a?(Hash) && template.length == 1
    template[:content]
  end
end