sierotki npm package Live demo https://sierotki.pl Installation npm install sierotki NodeJS var Sierotki = require('sierotki').Sierotki; // class Sierotki Browser <script type="text/javascript" src="/node_modules/sierotki/index.js"></script><script type="text/javascript"> let newText = Sierotki.orphansFix(some_text_to_be_fixed);</script>