class Gem::Commands::SourcesCommand

def remove_cache_file desc, path # :nodoc:
  FileUtils.rm_rf path
  if not File.exist?(path) then
    say "*** Removed #{desc} source cache ***"
  elsif not File.writable?(path) then
    say "*** Unable to remove #{desc} source cache (write protected) ***"
  else
    say "*** Unable to remove #{desc} source cache ***"
  end
end