35 lines
688 B
Go
35 lines
688 B
Go
package watcher
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import (
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"log"
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"github.com/fsnotify/fsnotify"
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)
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type FileHandler func(path string)
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func WatchDirs(dirs []string, handler FileHandler) error {
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watcher, err := fsnotify.NewWatcher()
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if err != nil {
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return err
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}
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defer watcher.Close()
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for _, d := range dirs {
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if err := watcher.Add(d); err != nil {
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return err
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}
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}
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for {
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select {
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case event := <-watcher.Events:
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if event.Op&(fsnotify.Create|fsnotify.Write) != 0 {
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handler(event.Name)
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}
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case err := <-watcher.Errors:
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log.Printf("Watcher error: %v\n", err)
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}
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}
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}
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