Method setNotFoundHandler

types/instance.d.ts:452–452

* Set the 404 handler

(
    handler: RouteHandlerMethod<RawServer, RawRequest, RawReply, RouteGeneric, ContextConfig, SchemaCompiler, TypeProvider, Logger>
  )

     * Set the 404 handler
     */
  setNotFoundHandler<RouteGeneric extends RouteGenericInterface = RouteGenericInterface, ContextConfig extends ContextConfigDefault = ContextConfigDefault, TypeProvider extends FastifyTypeProvider = FastifyTypeProviderDefault, SchemaCompiler extends FastifySchema = FastifySchema> (
    handler: RouteHandlerMethod<RawServer, RawRequest, RawReply, RouteGeneric, ContextConfig, SchemaCompiler, TypeProvider, Logger>
  ): FastifyInstance<RawServer, RawRequest, RawReply, Logger, TypeProvider>;