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x/evt/test/test104.ts

💧EventEmitter's typesafe replacement
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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 log = console.log;
(async () => {
const timer = setTimeout( ()=> { assert(false); }, 3000 );
const console = { "log": (str: string | number) => console.stdOut += `${str}`, "stdOut": "" };
const evtCounter = Evt.create<number>(0);
const intervalTimer = setInterval( ()=> {
evtCounter.state++;
}, 100 ); for await (const counter of evtCounter) {
console.log(counter);
if( counter === 3 ){ break; }
}
console.log("loop_end");
assert(console.stdOut === "0123loop_end");
clearTimeout(timer); clearInterval(intervalTimer);
assert(evtCounter.getHandlers().length === 0);
log("PASS");
})();