code: func ValidateFinalizerName(stringValue string, fldPath *field.Path) field.ErrorList {
  	allErrs := field.ErrorList{}
  	for _, msg := range validation.IsQualifiedName(stringValue) {
  		allErrs = append(allErrs, field.Invalid(fldPath, stringValue, msg))
  	}
  
  	return allErrs
  }
docs: // Validate finalizer names