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Remove all non default gems. For ruby 2.0.0
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| #!/usr/bin/env ruby | |
| # Remove all gems EXCEPT defaults :) | |
| `gem list -d`.split(/\n\n^(?=\w)/).each do |data| | |
| match = data.match(/(?<name>([^\s]+)) \((?<versions>.*)\)/) | |
| name = match[:name] | |
| versions = match[:versions].split(', ') | |
| if match = data.match(/^.*\(([\d\.]*),? ?default\): .*$/) | |
| next if match[1].empty? # it's the only version if this match is empty | |
| versions.delete(match[1] || versions[0]) | |
| end | |
| versions.each { |v| system "gem uninstall -Ix #{name} -v #{v}" } | |
| end |
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