maps exercise from "A Tour of Go"

gistfile1.go

package main

import (
    "code.google.com/p/go-tour/wc"
    "strings"
)

func WordCount(s string) map[string]int {
    ret := make(map[string]int)
    for _, word := range strings.Fields(s) {
        if _, ok := ret[word]; ok {
            ret[word] += 1;
        } else {
          ret[word] = 1
        }
    }
    return ret
}

func main() {
    wc.Test(WordCount)
}