---
title: RuleFunctionInput input | Wartiva GraphQL API
description: One-of input mirroring the RuleFunction union. Exactly one variant field must be non-null. Wartiva GraphQL API reference with arguments, fields, and examples.
url: https://wartiva.com/api-docs/types/rule-function-input.html
updated: 2026-10-07
---

Policies and findings · GraphQL input

# `RuleFunctionInput` input

One-of input mirroring the RuleFunction union. Exactly one variant field must be non-null.

## Fields

| Input Field | Description |
|---|---|
| `opa` - [`RuleFunctionOpaInput`](https://wartiva.com/api-docs/types/rule-function-opa-input.html) | OPA Rego policy implementation. |

## Used by

- [`RuleBodyConfigurationInput`](https://wartiva.com/api-docs/types/rule-body-configuration-input.html) input: Input variant of RuleBodyConfiguration.

## Example

### Example

```json
{"opa": RuleFunctionOpaInput}

```

---

Wartiva is in early access. Request access: https://wartiva.com/early-access.html  
All pages: https://wartiva.com/llms.txt