gib.rb

# Tests for string gibberish by counting consonants
    def gibberish_probability string
      
      consonants = ["B", "C", "D", "F", "G", "H", "J", "K", "L", "M", "N", "P", "Q", "R", "S", "T", "V", "W", "X"]

      points = 0
      words = string.strip.gsub("  ", " ").split(" ")
      words.each do |word|
        if word.include?("<") || word.include?(">")
          points += 1
          next
        end
        if word.match(/([#{consonants.join("|")}]{4,})/i)
          points += 1
          next
        end
        if word.chars.count { |v| v =~ /\d/ }.to_f/word.length > 0.3
          points += 1
        end
        if word.length < 2
          points += 1
          next
        end
        points += 1     if word.length > 20
      end

      normalized = points.to_f / words.length.to_f
      #normalized = normalized/2.0
      normalized = 1.0 if normalized > 1.0

      return normalized
    end