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filewatcher.go
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/
filewatcher.go
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package y
import "github.com/fsnotify/fsnotify"
type FileWatcher struct {
*fsnotify.Watcher
}
func NewFileWatcher(f func(fileName string, mode string)) (fileWatcher *FileWatcher, err error) {
var watcher *fsnotify.Watcher
watcher, err = fsnotify.NewWatcher()
if err != nil {
return
}
go func() {
for {
select {
case event, ok := <-watcher.Events:
if !ok {
Error("FileWatcher Events closed")
return
}
if event.Op&fsnotify.Write == fsnotify.Write {
f(event.Name, "write")
} else if event.Op&fsnotify.Create == fsnotify.Create {
f(event.Name, "create")
} else if event.Op&fsnotify.Rename == fsnotify.Rename {
f(event.Name, "rename")
} else if event.Op&fsnotify.Remove == fsnotify.Remove {
f(event.Name, "remove")
} else if event.Op&fsnotify.Chmod == fsnotify.Chmod {
f(event.Name, "chmod")
}
case err, ok := <-watcher.Errors:
if !ok {
Error("FileWatcher Errors closed")
return
}
Error("FileWatcher error: ", err)
}
}
}()
return &FileWatcher{
Watcher: watcher,
}, nil
}