发布备份宝石

Question

我刚刚安装了gem备份。当我尝试一些即将得到这个错误的东西时。我可以知道这是什么吗？

$ backup 
/usr/lib/ruby/gems/1.8/gems/backup-3.0.23/lib/backup/cli/utility.rb:240: warning: parenthesize argument(s) for future version 
/usr/lib/ruby/gems/1.8/gems/backup-3.0.23/lib/backup/cli/utility.rb:104: wrong argument type Symbol (expected Proc) (TypeError) 
from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:29:in `gem_original_require' 
from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:29:in `require' 
from /usr/lib/ruby/gems/1.8/gems/backup-3.0.23/bin/backup:8 
from /usr/bin/backup:19:in `load' 
from /usr/bin/backup:19. 


$ gem -v 
1.4.0 


gem list backup 
*** LOCAL GEMS *** 
backup (3.0.23) 

ruby -v 
ruby 1.8.6 (2007-09-24 patchlevel 111) [i686-linux] 

Answer 1

浏览备份gem文档后，我注意到支持的最低版本的ruby是1.8.7。