func do()

in make.go [76:107]

• 28 lines of code
• 7 McCabe index (conditional complexity)

func do(ctx context.Context, client *dagger.Client, cfg *archive.Spec) (*dagger.Directory, error) {
	if cfg.Arch == "" {
		p, err := client.DefaultPlatform(ctx)
		if err != nil {
			return nil, fmt.Errorf("could not determine default platform: %w", err)
		}

		_, a, ok := strings.Cut(string(p), "/")
		if !ok {
			return nil, fmt.Errorf("unexpected platform format: %q", p)
		}
		cfg.Arch = a
	}

	targetOs := "linux"
	if cfg.Distro == "windows" {
		targetOs = "windows"
	}
	platform := dagger.Platform(fmt.Sprintf("%s/%s", targetOs, cfg.Arch))

	getGoVersion, ok := targets.GetGoVersionForPackage[cfg.Pkg]
	if !ok {
		return nil, fmt.Errorf("unknown package: %q", cfg.Pkg)
	}
	goVersion := getGoVersion(cfg)

	target, err := targets.GetTarget(ctx, cfg.Distro, client, platform, goVersion)
	if err != nil {
		return nil, err
	}
	return target.Make(cfg, packageDir(client, cfg.Pkg), hackCrossDir(client))
}