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import { Evt, to } from "../lib/index.ts";import { assert } from "../tools/typeSafety/assert.ts";

const evt = new Evt<["event1", string] | ["event2", number]>();
const callback = ()=> assert(false);
evt.$attach(to("event1"), callback);evt.$attach(to("event1"), callback);
evt.getHandlers()    .filter(handler => (        to("event1") === handler.op &&         handler.callback === callback    ))    .forEach(({ detach })=> detach());
console.log("PASS");