type alias CustomEventInitimport { type CustomEventInit } from "https://deno.land/x/deno@v0.17.0/js/lib.deno_runtime.d.ts"; definition: customEvent.CustomEventInitvariable CustomEventInitimport { CustomEventInit } from "https://deno.land/x/deno@v0.17.0/js/lib.deno_runtime.d.ts"; typecustomEvent.CustomEventInit