微克.我刚刚从
Windows 7安装迁移到Lion系统.我正在尝试自学
Ruby on Rails,虽然我喜欢这种语言,但环境却让人感到脆弱和神秘.我使用相同的命令在两个系统上安装heroku,但System X系统对安装不满意.
在System X上我使用了rvm,这可能是我的问题.
什么控制Gems的安装位置？
如何让heroku运行起来？什么会阻止下一个宝石丢失？
$sudo gem install heroku
...
$heroku -v
~/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/site_ruby/1.9.1/rubygems/dependency.rb:247:in `to_specs': Could not find heroku (>= 0) amongst [minitest-1.6.0,rake-0.8.7,rdoc-2.5.8] (Gem::LoadError)
from /Users/aliwells26/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/site_ruby/1.9.1/rubygems/dependency.rb:256:in `to_spec'
from /Users/aliwells26/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/site_ruby/1.9.1/rubygems.rb:1210:in `gem'
from /Users/aliwells26/.rvm/gems/ruby-1.9.2-p290@rails3tutorial/bin/heroku:18:in `<main>'
$gem environment
RubyGems Environment:
- RUBYGEMS VERSION: 1.8.11
- RUBY VERSION: 1.9.2 (2011-07-09 patchlevel 290) [x86_64-darwin11.2.0]
- INSTALLATION DIRECTORY: /Users/aliwells26/.rvm/gems/ruby-1.9.2-p290@rails3tutorial
- RUBY EXECUTABLE: /Users/aliwells26/.rvm/rubies/ruby-1.9.2-p290/bin/ruby
- EXECUTABLE DIRECTORY: /Users/aliwells26/.rvm/gems/ruby-1.9.2-p290@rails3tutorial/bin
- RUBYGEMS PLATFORMS:
- ruby
- x86_64-darwin-11
- GEM PATHS:
- /Users/aliwells26/.rvm/gems/ruby-1.9.2-p290@rails3tutorial
- /Users/aliwells26/.rvm/gems/ruby-1.9.2-p290@global
- GEM CONFIGURATION:
- :update_sources => true
- :verbose => true
- :benchmark => false
- :backtrace => false
- :bulk_threshold => 1000
- REMOTE SOURCES:
- http://rubygems.org/
$echo $PATH
/Users/aliwells26/.rvm/gems/ruby-1.9.2-p290@rails3tutorial/bin:/Users/aliwells26/.rvm/bin:/Users/aliwells26/.rvm/gems/ruby-1.9.2-p290/gems/rails-3.1.1/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin:/usr/local/git/bin:/usr/local/git/bin
解决方法
这可能很有用.它适用于我的环境.
rvmsudo gem install heroku