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package main
import (
"github.com/fsnotify/fsnotify"
"log"
"os"
"time"
)
// IsDirectory - Returns a true/false if file is a directory
func IsDirectory(path string) bool {
fileInfo, err := os.Stat(path)
if err != nil {
log.Fatal(err)
}
return fileInfo.IsDir()
}
func main() {
watcher, err := fsnotify.NewWatcher()
if err != nil {
log.Fatal(err)
}
defer watcher.Close()
done := make(chan bool)
go func() {
for {
select {
case event, ok := <-watcher.Events:
if !ok {
return
}
log.Println("event:", event)
if IsDirectory(event.Name) == true {
log.Println("Adding new directory to watch: ", event.Name)
watcher.Add(event.Name)
}
if event.Op&fsnotify.Write == fsnotify.Write {
log.Println("modified file:", event.Name)
}
case err, ok := <-watcher.Errors:
if !ok {
return
}
log.Println("error:", err)
case <-time.After(10 * time.Second):
log.Println("TIMEOUT!")
close(done)
}
}
}()
err = watcher.Add(os.Args[1])
if err != nil {
log.Fatal(err)
}
<-done
}
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