a complete example?

[saggit]

i put the example code in main,but it seems does not work.here is my code
env: win7 golang1.1

package main

import (
    "log"
    "github.com/howeyc/fsnotify"
 )

func main(){
    watcher, err := fsnotify.NewWatcher()
    if err != nil {
        log.Fatal(err)
    }



go func() {
    for {
        select {
        case ev := <-watcher.Event:
            log.Println("event:", ev)
        case err := <-watcher.Error:
            log.Println("error:", err)
        }
    }
}() 

err = watcher.Watch("E:/mysite/golang_code/cmd")
if err != nil {
    log.Fatal(err)
}
}

when i run go run xx.go ,the program run and exit,nothing happended!,any idea?

[saggit]

i get help from this https://gist.github.com/howeyc/4762676