return types.NullValue
		}
		return types.NewErr("invalid data, got null for schema with nullable=false")
	}
	if schema.IsXIntOrString() {
		switch v := unstructured.(type) {
		case string:
			return types.String(v)
		case int:
			return types.Int(v)
		case int32:
			return types.Int(v)
		case int64:
			return types.Int(v)
		}

	}

	if errors := apimachineryvalidation.ValidateServiceAccountName(name, false); len(errors) > 0 {
		return types.NewErr("Invalid service account name")
	}
	if errors := apimachineryvalidation.ValidateNamespaceName(namespace, false); len(errors) > 0 {
		return types.NewErr("Invalid service account namespace")
	}
	return authz.serviceAccount(namespace, name)
}

	if !ok {
		return types.MaybeNoSuchOverloadErr(arg)
	}

	addr, err := parseIPAddr(s)
	if err != nil {
		// Don't add context, we control the error message already.
		return types.NewErr("%v", err)
	}

	return apiservercel.IP{
		Addr: addr,
	}
}

func ipToString(arg ref.Val) ref.Val {
	ip, ok := arg.(apiservercel.IP)
	if !ok {
		return types.MaybeNoSuchOverloadErr(arg)