How can I find the source of ruby package installed by gem

Ruby
1

I installed a ruby application by gem. Where can I find its source code?

2

Zhao Yi wrote:

I installed a ruby application by gem. Where can I find its source code?

gem unpack

unpacks a gem to the current directory.

gem env

shows where gems are installed.

3

Tim H. wrote:

Zhao Yi wrote:

I installed a ruby application by gem. Where can I find its source code?

gem unpack

unpacks a gem to the current directory.

gem env

shows where gems are installed.

OK, it works. thanks.

4

On Jan 5, 2009, at 9:27 PM, Zhao Yi wrote:

shows where gems are installed.

OK, it works. thanks.

There’s also gem list -d gemname

$ gem list -d rails

*** LOCAL GEMS ***

rails (2.1.2, 2.1.0, 2.0.2, 1.2.6, 1.2.5, 1.2.3)
Author: David Heinemeier H.
Rubyforge: http://rubyforge.org/projects/rails
Homepage: http://www.rubyonrails.org
Installed at (2.1.2): /Library/Ruby/Gems/1.8
(2.1.0): /Library/Ruby/Gems/1.8
(2.0.2): /Library/Ruby/Gems/1.8
(1.2.6): /System/Library/Frameworks/Ruby.framework/
Versions/1.8/usr/lib/ruby/gems/1.8
(1.2.5): /Library/Ruby/Gems/1.8
(1.2.3): /System/Library/Frameworks/Ruby.framework/
Versions/1.8/usr/lib/ruby/gems/1.8

 Web-application framework with template engine, control-flow layer,
 and ORM.

So if you’re looking to know where a particular version of a gem is
installed, it can be better than gem env:

$ gem env
RubyGems Environment:

  • RUBYGEMS VERSION: 1.3.1
  • RUBY VERSION: 1.8.6 (2008-03-03 patchlevel 114) [universal-
    darwin9.0]
  • INSTALLATION DIRECTORY: /Library/Ruby/Gems/1.8
  • RUBY EXECUTABLE: /System/Library/Frameworks/Ruby.framework/
    Versions/1.8/usr/bin/ruby
  • EXECUTABLE DIRECTORY: /usr/bin
  • RUBYGEMS PLATFORMS:
    • ruby
    • universal-darwin-9
  • GEM PATHS:
    • /Library/Ruby/Gems/1.8
    • /Users/rab/.gem/ruby/1.8
    • /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/
      ruby/gems/1.8
  • GEM CONFIGURATION:
    • :update_sources => true
    • :verbose => true
    • :benchmark => false
    • :backtrace => false
    • :bulk_threshold => 1000
  • REMOTE SOURCES:

Hopefully, this gives you much more information that you needed :wink:

-Rob

Rob B. http://agileconsultingllc.com
[email protected]