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在irb中加载Gem,但不加载控制台

bundle rubygems ruby-on-rails-3 ruby

6

lambinator · 技术社区 · 14 年前

steve@server:/var/www/listings$ irb
irb(main):001:0> Gem.path
=> ["/home/steve/.gem/ruby/1.9.1", "/usr/local/ruby/lib/ruby/gems/1.9.1"]
irb(main):002:0> require 'nokogiri'
=> true

但我无法通过rails控制台加载它:

irb(main):001:0> Gem.path
=> ["/home/steve/.gem/ruby/1.9.1", "/usr/local/ruby/lib/ruby/gems/1.9.1"]
irb(main):002:0> require 'nokogiri'
=> false

gem(nokogiri)已安装

steve@server:/var/www/listings$ gem which nokogiri
/usr/local/ruby/lib/ruby/gems/1.9.1/gems/nokogiri-1.4.3.1/lib/nokogiri.rb

bundle同意

steve@server:/var/www/listings$ bundle show nokogiri
/usr/local/ruby/lib/ruby/gems/1.9.1/gems/nokogiri-1.4.3.1

/usr/local/ruby/lib/ruby/gems/1.9.1/gems/activesupport-3.0.1/lib/active_support/dependencies.rb:304:in `rescue in depend_on': No such file to load -- Nokogiri (LoadError)

其他环境信息:

steve@server:/var/www/listings$ ruby --version
ruby 1.9.2p0 (2010-08-18 revision 29036) [i686-linux]
steve@server:/var/www/listings$ rails --version
Rails 3.0.1
steve@server:/var/www/listings$ gem env
RubyGems Environment:
  - RUBYGEMS VERSION: 1.3.7
  - RUBY VERSION: 1.9.2 (2010-08-18 patchlevel 0) [i686-linux]
  - INSTALLATION DIRECTORY: /usr/local/ruby/lib/ruby/gems/1.9.1
  - RUBY EXECUTABLE: /usr/local/ruby/bin/ruby
  - EXECUTABLE DIRECTORY: /usr/local/ruby/bin
  - RUBYGEMS PLATFORMS:
    - ruby
    - x86-linux
  - GEM PATHS:
     - /usr/local/ruby/lib/ruby/gems/1.9.1
     - /home/steve/.gem/ruby/1.9.1
  - GEM CONFIGURATION:
     - :update_sources => true
     - :verbose => true
     - :benchmark => false
     - :backtrace => false
     - :bulk_threshold => 1000
  - REMOTE SOURCES:
     - http://rubygems.org/

有什么建议吗??

顺便说一句,Nokogiri在Gemfile中,bundle安装完成了,没有任何抱怨。

2 回复 | 直到 14 年前

1

15

jason.rickman 14 年前

如果已加载该文件,则require返回false。在irb会话中通过连续执行两次require语句来尝试它。第二个将返回false:

irb(main):001:0> require 'nokogiri'
=> true
irb(main):002:0> require 'nokogiri'
=> false

您的异常消息(没有要加载的此类文件——Nokogiri)使其看起来需要“Nokogiri”而不是“Nokogiri”,这在区分大小写的操作系统上可能是一个问题。

2

1

tsimon 14 年前

编辑-尝试要求rubygems,然后nokogiri。