import { assertIsError } from "https://deno.land/x/allo_arguments@v6.0.6/libs/deno_std/testing_asserts.ts";
Make an assertion that error
is an Error
.
If not then an error will be thrown.
An error class and a string that should be included in the
error message can also be asserted.
Parameters
optional
ErrorClass: new (...args: any[]) => E