Function unstable_createSingletonMiddleware

unstable_createSingletonMiddleware<T>(
options: unstable_createSingletonMiddleware.Options<T>,
): unstable_createSingletonMiddleware.ReturnType<T>
Creates a singleton middleware that creates an instance of an object and stores it in the context. If the instance already exists in the context, it will return the existing instance.
Type Parameters
- T
Parameters
- options: unstable_createSingletonMiddleware.Options<T>
  Options for the singleton middleware.
  - instantiator:function
    instantiator(request: Request, context: unstable_RouterContextProvider): T
    Parameters
    request: Request
    context: unstable_RouterContextProvider
    Returns T
    Defined in src/server/middleware/singleton.ts:122
Returns unstable_createSingletonMiddleware.ReturnType<T>
A tuple containing the middleware function and a function to get the singleton instance from the context.
- Defined in src/server/middleware/singleton.ts:99