module Sprockets::Legacy

def cache_get(key)
  cache._get(key)
end

def cache_set(key, value)
  cache._set(key, value)
end

def each_logical_path(*args, &block)
  return to_enum(__method__, *args) unless block_given?
  filters = args.flatten.map { |arg| Manifest.compile_match_filter(arg) }
  logical_paths.each do |a, b|
    if filters.any? { |f| f.call(a, b) }
      if block.arity == 2
        yield a, b
      else
        yield a
      end
    end
  end
  nil
end

def logical_paths
  return to_enum(__method__) unless block_given?
  seen = Set.new
  self.paths.each do |load_path|
    stat_tree(load_path).each do |filename, stat|
      next unless stat.file?
      path = split_subpath(load_path, filename)
      path, mime_type, _ = parse_path_extnames(path)
      path = normalize_logical_path(path)
      path += mime_types[mime_type][:extensions].first if mime_type
      if !seen.include?(path)
        yield path, filename
        seen << path
      end
    end
  end
  nil
end

def matches_filter(filters, logical_path, filename)
  return true if filters.empty?
  filters.any? do |filter|
    if filter.is_a?(Regexp)
      filter.match(logical_path)
    elsif filter.respond_to?(:call)
      if filter.arity == 1
        filter.call(logical_path)
      else
        filter.call(logical_path, filename.to_s)
      end
    else
      File.fnmatch(filter.to_s, logical_path)
    end
  end
end

def unescape(str)
  str = URI::DEFAULT_PARSER.unescape(str)
  str.force_encoding(Encoding.default_internal) if Encoding.default_internal
  str
end

def unescape(str)
  URI.unescape(str)
end