func cp()

in cmd/hotdog-cc-hook/main.go [97:110]

• 14 lines of code
• 3 McCabe index (conditional complexity)

func cp(in, out string) error {
	inReader, err := os.OpenFile(in, os.O_RDONLY, 0)
	if err != nil {
		return err
	}
	defer inReader.Close()
	outWriter, err := os.OpenFile(out, os.O_WRONLY|os.O_CREATE|os.O_EXCL, 0755)
	if err != nil {
		return err
	}
	defer outWriter.Close()
	_, err = io.Copy(outWriter, inReader)
	return err
}