Method: Wordlist::Modifiers::Mutate#each

Defined in:
lib/wordlist/modifiers/mutate.rb

#each {|word| ... } ⇒ Enumerator

Enumerates over every mutation of every word in the wordlist.

Examples:

wordlist = Wordlist::Words["foo", "bar", "baz"]
wordlist.mutate(/[oa]/, {'o' => '0', 'a' => '@'}).each do |word|
  puts word
end
# foo
# f0o
# fo0
# f00
# bar
# b@r
# baz
# b@z

Yields:

  • (word) —

    The given block will be passed each mutation of each word.

Yield Parameters:

  • word (String) —

    A mutated word.

Returns:

  • (Enumerator) —

    If no block is given, an Enumerator object will be returned.

Since:

  • 1.0.0



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# File 'lib/wordlist/modifiers/mutate.rb', line 42

def each
  return enum_for(__method__) unless block_given?

  @wordlist.each do |word|
    yield word

    matches = all_matches(word)

    each_combination(matches) do |selected_matches|
      new_word = word.dup
      offset   = 0

      selected_matches.each do |match|
        index, end_index = match.offset(0)
        length = end_index - index

        matched_string = match[0]
        replace_string = substitute(matched_string)

        new_word[index+offset,length] = replace_string

        offset += (replace_string.length - length)
      end

      yield new_word
    end
  end
end