func sameDir(existing, filename string) string {
	return filepath.Join(filepath.Dir(existing), filename)
}
func sameDir(existing, filename string) string {
	return filepath.Join(filepath.Dir(existing), filename)
}
func sameDir ( existing , filename string ) string { return filepath . Join ( filepath . Dir ( existing ) , filename ) }
// sameDir returns filename path placing it in the same dir as existing file.
sameDir returns filename path placing it in the same dir as existing file .