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import { Evt } from "../lib/index.ts";import { assert } from "https://raw.githubusercontent.com/garronej/tsafe/v0.10.1/deno_dist/assert.ts";
const voidEvt = Evt.create();
const evt: Evt<string> | Evt<void> = voidEvt as any;
let count = 0;
Evt.factorize(evt).attach(data => {
    if (data === undefined) {
        count++;        return;
    }
    data.toUpperCase();

});
voidEvt.post();voidEvt.postAsyncOnceHandled();
assert(count === 2);
console.log("PASS");