[英]Error in requiring Sinatra gem
I'm having a hard time getting Sinatra running on my local setup, Ubuntu Karmic 9.10. 我很难在我的本地设置Ubuntu Karmic 9.10上运行Sinatra。 The error getting thrown when I have require 'sinatra' is:
当我需要'sinatra'时抛出的错误是:
NoMethodError: undefined method `[]' for nil:NilClass
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:891:in `compile'
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:883:in `gsub'
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:883:in `compile'
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:856:in `route'
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:838:in `get'
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:1077
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:929:in `configure'
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:1076
from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
from /usr/local/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra.rb:4
from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:36:in `gem_original_require'
from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:36:in `require'
from (irb):2
from :0
I've tried: 我试过了:
Any ideas? 有任何想法吗? Your time and help is greatly appreciated!
非常感谢您的时间和帮助!
This is an issue apparently only coming up with 1.8-head on Linux. 这显然是一个问题,在Linux上只有1.8-head。 It is related to regexp matching.
它与regexp匹配有关。 If you take a look in the code:
path
does match /((:\\w+)|[\\*#{special_chars.join}])/
, but $2
is nil
, even though it is supposed to be a String. 如果您看一下代码:
path
确实匹配/((:\\w+)|[\\*#{special_chars.join}])/
,但是$2
为nil
,即使它应该是String。
I recommend switching your ruby version for now. 我建议暂时切换您的红宝石版本。
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