Damerau-Levenshtein algorithm implementation for Crystal language.

Add it to Projectfile

deps do
  github "suxxes/damerau-levenshtein"
end

require "damerau-levenshtein"

DamerauLevenshtein.distance("string", "string")

Implement "B. Boehmer, T. Rees, Modified Damerau-Levenshtein Distance", if required.

1. Fork it (https://github.com/suxxes/damerau-levenshtein/fork)
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request

• suxxes (https://github.com/suxxes) Fedor Suprychev - creator, maintainer