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Use delete_prefix instead of sub(/\Afixed-pattern/, '')

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66189 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kazu 2018-12-04 08:22:10 +00:00
parent a94cbf81e1
commit c01a5ee85e
6 changed files with 8 additions and 8 deletions
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2
lib/un.rb
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@ -47,7 +47,7 @@ def setup(options = "", *long_options)
end
long_options.each do |s|
opt_name, arg_name = s.split(/(?=[\s=])/, 2)
opt_name.sub!(/\A--/, '')
opt_name.delete_prefix!('--')
s = "--#{opt_name.gsub(/([A-Z]+|[a-z])([A-Z])/, '\1-\2').downcase}#{arg_name}"
puts "#{opt_name}=>#{s}" if $DEBUG
opt_name = opt_name.intern