# defineService

Source: /tuil/docs/reference/packages/core/api/define-service
Locale: en

function exported by @mwillbanks/tuil-core.



{/* Generated by tooling/docs/generate-reference.ts. */}

## function [#function]

Public function exported by `@mwillbanks/tuil-core`.

```ts
export function defineService<const TId extends string, TValue>(
  definition: ServiceDefinition<TId, TValue>,
): ServiceDefinition<TId, TValue>;
```

## Members [#members]

This declaration has no public members.

## Parameters [#parameters]

| Member       | Type                             | Required | Description                                                          | Related types                                                               |
| ------------ | -------------------------------- | -------- | -------------------------------------------------------------------- | --------------------------------------------------------------------------- |
| `definition` | `ServiceDefinition<TId, TValue>` | Yes      | Supplies the `definition` value as `ServiceDefinition<TId, TValue>`. | [`ServiceDefinition`](/tuil/docs/reference/packages/core/api/service-definition) |

## Returns [#returns]

`ServiceDefinition<TId, TValue>` — Returns a value that satisfies `ServiceDefinition<TId, TValue>`.

Related types: [`ServiceDefinition`](/tuil/docs/reference/packages/core/api/service-definition)

## Throws [#throws]

No thrown errors are documented for this declaration.

## Related types [#related-types]

* [`ServiceDefinition`](/tuil/docs/reference/packages/core/api/service-definition)

## Source [#source]

[View the secondary source reference](https://github.com/mwillbanks/tuil/blob/main/packages/core/src/services.ts)

## Package [#package]

[@mwillbanks/tuil-core](/tuil/docs/reference/packages/core)