view config/initializers/ext_string.rb @ 143:8a858aec1905

Stringify the cache key
author nanaya <me@nanaya.pro>
date Wed, 13 Dec 2017 06:09:17 +0900
parents 61414d0a367b
children
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class String
  def printable
    gsub(/[^\n[:print:]]/, '')
  end
end