class Middleman::Renderers::Less::LocalLoadingLessTemplate

def prepare
  if ::Less.const_defined? :Engine
    @engine = ::Less::Engine.new(data)
  else
    parser = ::Less::Parser.new({}.merge!(options).merge!(filename: eval_file, line: line, paths: ['.', File.dirname(eval_file)]))
    @engine = parser.parse(data)
  end
end