ruby 1.9.2上的braid和fattr问题

Question

我在ruby 1.9.2上运行braid时遇到了问题。问题出在fattr gem

$ braid
/opt/local/lib/ruby1.9/gems/1.9.1/gems/fattr-2.1.0/lib/fattr.rb:85:in `block (2 levels) in fattrs': wrong number of arguments (1 for 0) (ArgumentError)
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/fattr-2.1.0/lib/fattr.rb:90:in `instance_eval'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/fattr-2.1.0/lib/fattr.rb:90:in `call'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/fattr-2.1.0/lib/fattr.rb:90:in `block (2 levels) in fattrs'
        from (eval):3:in `call'
        from (eval):3:in `arity!'
        from (eval):4:in `arity'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/parameter.rb:105:in `sanity_check!'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/parameter.rb:101:in `initialize'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/parameter.rb:53:in `block in create'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/parameter.rb:53:in `instance_eval'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/parameter.rb:53:in `create'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/program/class_methods.rb:193:in `option'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/program/class_methods.rb:92:in `set_default_options!'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/program/class_methods.rb:65:in `block in build'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/program/class_methods.rb:63:in `module_eval'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/program/class_methods.rb:63:in `build'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/factories.rb:16:in `run'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/main-4.2.0/lib/main/factories.rb:25:in `Main'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/braid-0.6.2/bin/braid:13:in `<top (required)>'
        from /opt/local/bin/braid:19:in `load'
        from /opt/local/bin/braid:19:in `<main>'

你知道解决这个问题的办法吗？

Answer 1

这是主fattr分支/gem上的常见问题。有人已经修补了它，尽管主分支还没有取消更改。尝试删除与braid一起安装的fattr gem，并将其替换为此版本的https://github.com/kitop/fattr。

更新：main branch现已更新为1.9.2。