import { type headOf } from "https://deno.land/x/arktype@v1.0.10-alpha/utils/generics.ts";
Type Parameters
t extends List
definition: t extends readonly [infer head, ...unknown[]] ? head : never
import { type headOf } from "https://deno.land/x/arktype@v1.0.10-alpha/utils/generics.ts";