Function resolveWorkDir

internal/app/add.go:302–327

resolveWorkDir canonicalizes path to an absolute path, verifies it exists (or mkdirs it if create=true). Returns the abs path.

(path string, create bool)

// resolveWorkDir canonicalizes path to an absolute path, verifies it
// exists (or mkdirs it if create=true). Returns the abs path.
func resolveWorkDir(path string, create bool) (string, error) {
	if path == "" {
		return "", fmt.Errorf("work-dir is empty")
	}
	abs, err := filepath.Abs(path)
	if err != nil {
		return "", fmt.Errorf("resolve %s: %w", path, err)
	}
	info, err := os.Stat(abs)
	if err == nil {
		if !info.IsDir() {
			return "", fmt.Errorf("work-dir %s is not a directory", abs)
		}
		return abs, nil
	}
	if !os.IsNotExist(err) {
		return "", fmt.Errorf("stat %s: %w", abs, err)
	}
	if !create {
		return "", fmt.Errorf("work-dir %s does not exist (pass --mkdir to create)", abs)
	}
	if err := os.MkdirAll(abs, 0o755); err != nil {
		return "", fmt.Errorf("mkdir %s: %w", abs, err)
	}
	return abs, nil
}

// uniqueSlug returns base if no row with that slug exists in table;
// otherwise appends -2, -3, ... until it finds an unused one.