Tests the readability of a string using multiple formulas
npm install readability-scoresBased on wooorm/readibility.
Split out creating grade results for the formulas.
* automated-readability
� Uses character count instead of error-prone syllable parser
* coleman-liau
� Uses letter count instead of an error-prone syllable parser
* dale-chall-formula
� Uses a dictionary, suited for higher reading levels
* flesch
� Uses syllable count
* flesch-kincaid
� Like flesch-formula, returns U.S. grade levels
* gunning-fog
� Uses syllable count, hard to implement with a computer (needs
POS-tagging and Named Entity Recognition)
* smog-formula
� Like gunning-fog-index, without needing advanced NLP
* spache-formula
� Uses a dictionary, suited for lower reading levels