123456789101112131415161718

import { Evt, nonNullable } from "../lib/index.ts";import { assert } from "../tools/typeSafety/index.ts";
(async ()=>{
    const evtText = Evt.create<string | undefined>();
    const prText = evtText.waitFor(nonNullable, 200);
    evtText.post(undefined);    evtText.post("foo");
    assert(await prText === "foo");
    console.log("PASS");
})();