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aelesbao/gem-list-native.rb

Created May 27, 2014 19:38
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List gems with native extensions
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gem-list-native.rb
require 'rubygems'
specs_with_extensions = Gem::Specification.each.select { |spec| spec.extensions.any? }
specs_with_extensions.each do |spec|
puts "#{spec.name} (extensions: #{spec.extensions.inspect})"
end
@makmic
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makmic commented May 22, 2019

Thank you aelesbao! I made some adjustments to boil it down to names:

require 'rubygems'
gems = Gem::Specification.each.select { |spec| spec.extensions.any?  }; 1
puts gems.map(&:full_name).map {|x| x.split('-', 2).first }.uniq

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