``` fun doSomething(handler: Handler<Boolean&gt...

# vertx

[cy]

fun doSomething(handler: Handler<Boolean>): Unit = TODO()

fun f(vertx: Vertx) {
    val myHandler1 = Handler<String> { t ->
    }

    val myHandler2 = Handler { t: String ->
    }

    vertx.deployVerticle("id") { result ->
        // ....
    }
    
    doSomething(Handler { boo -> // SAM is not applied here automatically so we use it explicitly
        // ...
    })
}