[**@wocart/storefront v3.1.0**](../../README)

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[@wocart/storefront](../../README) / [server](../README) / isStorefrontError

# Function: isStorefrontError()

> **isStorefrontError**(`value`): `value is StorefrontError`

Recognises a StorefrontError across a realm boundary (worker, iframe, Astro
action), where `instanceof` fails but the serialized shape survives.

## Parameters

### value

`unknown`

## Returns

`value is StorefrontError`