Contents

package wordcount

import (
	"regexp"
	"strings"
)

const testVersion = 3

// Frequency is a map of the frequency of occurrence keyed to the unique word.
type Frequency map[string]int

// WordCount returns the map of frequency of words based on the input phrase.
func WordCount(phrase string) Frequency {
	freq := Frequency{}
	for _, word := range strings.Fields(normalize(phrase)) {
		word = strings.Trim(word, "'")
		freq[word]++
	}
	return freq
}

func normalize(phrase string) string {
	//  Allow for apostrophes in words.
	r, _ := regexp.Compile(`[^\w|']`)
	phrase = strings.ToLower(phrase)
	return r.ReplaceAllLiteralString(phrase, " ")
}

Version data entries

217 entries across 217 versions & 1 rubygems

Version	Path
trackler-2.2.1.56	tracks/go/exercises/word-count/example.go
trackler-2.2.1.55	tracks/go/exercises/word-count/example.go
trackler-2.2.1.54	tracks/go/exercises/word-count/example.go
trackler-2.2.1.53	tracks/go/exercises/word-count/example.go
trackler-2.2.1.52	tracks/go/exercises/word-count/example.go
trackler-2.2.1.51	tracks/go/exercises/word-count/example.go
trackler-2.2.1.50	tracks/go/exercises/word-count/example.go
trackler-2.2.1.49	tracks/go/exercises/word-count/example.go
trackler-2.2.1.48	tracks/go/exercises/word-count/example.go
trackler-2.2.1.47	tracks/go/exercises/word-count/example.go
trackler-2.2.1.46	tracks/go/exercises/word-count/example.go
trackler-2.2.1.45	tracks/go/exercises/word-count/example.go
trackler-2.2.1.44	tracks/go/exercises/word-count/example.go
trackler-2.2.1.43	tracks/go/exercises/word-count/example.go
trackler-2.2.1.42	tracks/go/exercises/word-count/example.go
trackler-2.2.1.41	tracks/go/exercises/word-count/example.go
trackler-2.2.1.40	tracks/go/exercises/word-count/example.go
trackler-2.2.1.39	tracks/go/exercises/word-count/example.go
trackler-2.2.1.38	tracks/go/exercises/word-count/example.go
trackler-2.2.1.37	tracks/go/exercises/word-count/example.go