# validateVisibilityRule

**Kind:** Function

**Source:** [`atloria-monorepo/apps/api/src/reader-access/visibility.util.ts`](https://github.com/sherkety/atloria/blob/main/atloria-monorepo/apps/api/src/reader-access/visibility.util.ts#L144)

Validate an owner-submitted rule (the admin PUT). Returns a list of problems;
empty = valid. Depth/size-capped so a hostile payload can't be stored.

## Signature

```ts
function validateVisibilityRule(rule: unknown, depth): string[]
```

## Parameters

| Name | Type |
|---|---|
| `rule` | `unknown` |
| `depth` | `any` |

**Returns:** `string[]`