# File lib/hashery/fuzzy_hash.rb, line 127
    def replace(src, dest)
      if hash_reverse.key?(src)
        key = hash_reverse[src]
        hash[key] = dest
        hash_reverse.delete(src)
        hash_reverse[dest] = key
      elsif fuzzies_reverse.key?(src)
        key = fuzzies_reverse[src]
        fuzzies[rkey[0]] = [rkey[1], dest]
        fuzzies_reverse.delete(src)
        fuzzies_reverse[dest] = [rkey[0], rkey[1], dest]
      end
    end