Hmm, but I also thought about having an `if-else` ...

# language-proposals

[hastebrot]

Hmm, but I also thought about having an if-else or `when`:

listOf(1, null, 2, 3, null).map { it?.toString() }.forEach { bar ->
    when {
        bar == null -> println("warning")
        else -> {
            // do something with the non-null value.
            println(bar)
        }
    }
}