import { assertThrowsAsync } from "https://dotland.deno.dev/x/cliffy@v0.6.1/packages/flags/test/lib/assert.ts";
x/cliffy/packages/flags/test/lib/assert.ts>assertThrowsAsync
import { assertThrowsAsync } from "https://dotland.deno.dev/x/cliffy@v0.6.1/packages/flags/test/lib/assert.ts";