Simple wordCounter with Groovy

wordCounter.groovy

@groovy.transform.Canonical
class Phrase {

    String phrase

    Map wordCount() {
        words.collectEntries {  [ (it): occurrences(it) ] }
    }

    List getWords() {
        phrase.toLowerCase().findAll(/[\w']+/)
    }

    int occurrences(String word) {
        Collections.frequency(words, word) 
    }

}

println(new Phrase('Hello World, my world is different than your world but I would say hello to you anyway.').wordCount())