class Temple::Templates::Tilt

def prepare
  opts = {}.update(self.class.options).update(options).update(file: eval_file)
  opts.delete(:mime_type)
  if opts.include?(:outvar)
    opts[:buffer] = opts.delete(:outvar)
    opts[:save_buffer] = true
  end
  @src = self.class.compile(data, opts)
end