func run()

in cmd/bootstrap/bootstrap.go [31:60]

• 24 lines of code
• 6 McCabe index (conditional complexity)

func run(source, destination string) error {
	if err := os.MkdirAll(destination, 0o755); err != nil {
		return err
	}

	destination = path.Join(destination, "step-runner")

	src, err := os.Open(source)
	if err != nil {
		return fmt.Errorf("failed to open source file %q: %w", source, err)
	}
	defer src.Close()

	dest, err := os.Create(destination)
	if err != nil {
		return fmt.Errorf("failed to create destination file: %w", err)
	}
	defer dest.Close()

	_, err = io.Copy(dest, src)
	if err != nil {
		return fmt.Errorf("failed to copy file contents: %w", err)
	}

	if err := dest.Close(); err != nil {
		return fmt.Errorf("failed to close file: %w", err)
	}

	return os.Chmod(destination, 0o755)
}