function isRouterContextimport { isRouterContext } from "https://dotland.deno.dev/x/oak@v17.1.3/utils/type_guards.ts"; isRouterContext<R extends string, P extends RouteParams<R>, S extends State>(value: Context<S>): value is RouterContext<R, P, S>Type ParametersR extends stringP extends RouteParams<R>S extends StateParametersvalue: Context<S>Returnsvalue is RouterContext<R, P, S>