func sanitizeAppName()

in pkg/prompts/prompts.go [295:317]

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

func sanitizeAppName(name string) string {
	var builder strings.Builder

	// Remove all characters except alphanumeric, '-',  '.'
	for _, r := range name {
		if unicode.IsLetter(r) || unicode.IsDigit(r) || strings.ContainsRune("-.", r) {
			builder.WriteRune(r)
		}
	}

	sanitized := builder.String()
	if sanitized == "" {
		sanitized = defaultAppName
	} else {
		// Ensure the length does not exceed 63 characters
		if len(sanitized) > 63 {
			sanitized = sanitized[:63]
		}
		// Trim leading and trailing '-', '_', '.'
		sanitized = strings.Trim(sanitized, "-._")
	}
	return sanitized
}