# File lib/brakeman/tracker/constants.rb, line 130
    def self.constant_as_array exp
      res = []
      while exp
        if exp.is_a? Sexp
          case exp.node_type
          when :const
            res << exp.value
            exp = nil
          when :colon3
            res << exp.value << """"
            exp = nil
          when :colon2
            res << exp.last
            exp = exp[1]
          else
            res << exp
            exp = nil
          end
        else
          res << exp
          exp = nil
        end
      end

      res.reverse!
      res
    end