Module: Rip::Sh::Gem

Extended by:
Gem
Included in:
Gem
Defined in:
lib/rip/sh/gem.rb

Instance Method Summary collapse

Instance Method Details

#check? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rip/sh/gem.rb', line 6

def check?
  `which #{gembin}`.strip.any?
end

#dependencies(name) ⇒ Object 



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# File 'lib/rip/sh/gem.rb', line 18

def dependencies(name)
  if rgem("dependency #{name} --remote") =~ /(Gem #{name}-.*?)(Gem|\z)/m
    $1.split("\n").grep(/runtime\s*\)/).map do |line|
      line =~ /([\w-]+)\s*\([~><=]+\s*((?:\d+\.?)+\d+|\d)/
      source, version = $1, $2
      if source
        Package.for(source, version)
      else
        nil
      end
    end.compact
  else
    []
  end
end

#gembin ⇒ Object 



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# File 'lib/rip/sh/gem.rb', line 34

def gembin
  ENV['GEMBIN'] || 'gem'
end

#rgem(command) ⇒ Object 



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# File 'lib/rip/sh/gem.rb', line 10

def rgem(command)
  Timeout.timeout(30) do
    `#{gembin} #{command} 2> /dev/null`
  end
rescue Timeout::Error
  ''
end