[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Type](https://evolu.dev/docs/api-reference/common/Type) › DiscriminatedUnionPropertyAccessError

Defined in: [packages/common/src/Type.ts:12546](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L12546)

An error returned when the discriminator for [discriminatedUnion](https://evolu.dev/docs/api-reference/common/Type/functions/discriminatedUnion) is not
an own enumerable data property.

## Extends

- [`TypeError`](https://evolu.dev/docs/api-reference/common/Type/interfaces/TypeError)\<`"DiscriminatedUnion"`\>

## Properties

<a id="reason"></a>

### reason

```ts
readonly reason: {
  key: Key;
  kind: "PropertyAccess";
  reason: "Accessor" | "NonEnumerable" | "Inherited";
};
```

Defined in: [packages/common/src/Type.ts:12549](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L12549)

| Name     | Type                                               | Defined in                                                                                                                                             |
| -------- | -------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------ |
| `key`    | `Key`                                              | [packages/common/src/Type.ts:12551](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L12551) |
| `kind`   | `"PropertyAccess"`                                 | [packages/common/src/Type.ts:12550](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L12550) |
| `reason` | `"Accessor"` \| `"NonEnumerable"` \| `"Inherited"` | [packages/common/src/Type.ts:12552](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L12552) |

---

<a id="type"></a>

### type

```ts
readonly type: "DiscriminatedUnion";
```

Defined in: [packages/common/src/Type.ts:870](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L870)

#### Inherited from

[`TypeError`](https://evolu.dev/docs/api-reference/common/Type/interfaces/TypeError).[`type`](https://evolu.dev/docs/api-reference/common/Type/interfaces/TypeError#type)