---
lang: en
title: 'API docs: context.asinterceptedfunction'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/context
permalink: /doc/en/lb4/apidocs.context.asinterceptedfunction.html
---

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[Home](./index.md) &gt; [@loopback/context](./context.md) &gt; [AsInterceptedFunction](./context.asinterceptedfunction.md)

## AsInterceptedFunction type

The intercepted variant of a function to return `ValueOrPromise<T>`<!-- -->. If `T` is not a function, the type is `T`<!-- -->.

**Signature:**

```typescript
export type AsInterceptedFunction<T> = T extends (...args: InvocationArgs) => infer R ? (...args: Parameters<T>) => AsValueOrPromise<R> : T;
```
**References:** [InvocationArgs](./context.invocationargs.md)<!-- -->, [AsValueOrPromise](./context.asvalueorpromise.md)