class Middleman::Extensions::AssetHash::Middleware

def initialize(app, options={})
  @rack_app        = app
  @exts            = options[:exts]
  @ignore          = options[:ignore]
  @exts_regex_text = @exts.map { |e| Regexp.escape(e) }.join('|')
  @middleman_app   = options[:middleman_app]
end