68 lines
1.2 KiB
Go
68 lines
1.2 KiB
Go
package filesystem
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import (
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"errors"
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"github.com/rs/zerolog"
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"os"
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"path/filepath"
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)
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// RemoveEmptyDirectories deletes all empty directories in a given directory.
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// It ignores errors.
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func RemoveEmptyDirectories(root string, logger *zerolog.Logger) {
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_ = filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return nil
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}
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// Skip the root directory
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if path == root {
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return nil
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}
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if info.IsDir() {
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// Check if the directory is empty
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isEmpty, err := isDirectoryEmpty(path)
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if err != nil {
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return nil
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}
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// Delete the empty directory
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if isEmpty {
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err := os.Remove(path)
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if err != nil {
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logger.Warn().Err(err).Str("path", path).Msg("filesystem: Could not delete empty directory")
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}
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logger.Info().Str("path", path).Msg("filesystem: Deleted empty directory")
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// ignore error
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}
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}
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return nil
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})
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}
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func isDirectoryEmpty(path string) (bool, error) {
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dir, err := os.Open(path)
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if err != nil {
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return false, err
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}
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defer dir.Close()
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_, err = dir.Readdir(1)
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if err == nil {
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// Directory is not empty
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return false, nil
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}
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if errors.Is(err, os.ErrNotExist) {
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// Directory does not exist
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return false, nil
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}
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// Directory is empty
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return true, nil
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}
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