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Jamedjo/development

Created April 4, 2013 23:55
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Extract ENV["RUBY_VERSION"] with gemset by capturing everything after rvm/gems, then everything before a '/' Alternative to http://rubular.com/r/knx27JoODH
Raw
development
1.9.3p385 :010 > GEM_HOME = ENV["GEM_HOME"]
=> "/home/james/.rvm/gems/ruby-1.9.3-p385-perf@njist325"
1.9.3p385 :011 > if GEM_HOME && GEM_HOME =~ %r{rvm/gems/(.+)}
1.9.3p385 :012?> puts $1.sub(/\/.*/, '')
1.9.3p385 :013?> end
ruby-1.9.3-p385-perf@njist325
Raw
remote
1.9.3p385 :001 > GEM_HOME = ENV["GEM_HOME"];if GEM_HOME && GEM_HOME =~ %r{rvm/gems/(.+)};puts $1.sub(/\/.*/, '');end
ruby-1.9.3-p385-perf@njist325
1.9.3p385 :002 > GEM_HOME
=> "/home/bitnami/.rvm/gems/ruby-1.9.3-p385-perf@njist325/ruby/1.9.1"
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