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2018-fumichan-thesis / sinatra-practice / form-sample / vendor / bundle / ruby / 2.5.0 / gems / backports-3.11.4 / lib / backports / 2.0.0 / hash / to_h.rb
@Fumichan Fumichan on 6 Dec 2018 129 bytes mv sample sinatra-practice, add sinatra-practice/Sinatra-ActiveRecord.pdf
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unless Hash.method_defined? :to_h
  class Hash
    def to_h
      self.class == Hash ? self : {}.replace(self)
    end
  end
end