fileutil

type FileManager interface {
	Open(path string) (*os.File, error)
	OpenReaderIfExists(path string) (io.Reader, error)
	ReadDirEntryNames(path string) ([]string, error)
	Remove(path string) error
	RemoveAll(path string) error
	Write(path string, value string, perm os.FileMode) error
	WriteBytes(path string, value []byte) error
}