class Faker::File

def extension
  fetch('file.extension')
end

def file_name(dir = nil, name = nil, ext = nil, directory_separator = '/')
  dir = Faker::Internet::slug unless dir
  name = Faker::Lorem::word.downcase unless name
  ext ||= extension
  [dir, name].join(directory_separator) + ".#{ext}"
end

def mime_type
  fetch('file.mime_type')
end