``` val attachments Collection lt Attachment gt = if attachm kotlinlang #language-proposals

``` val attachments: Collection<Attachment?>...

miha-x64

02/07/2017, 1:19 PM

Copy code

val attachments: Collection<Attachment?> = ...

if (attachments.contains(null)) {
    return null
}
attachments as Collection<Attachment>

Looks like an (implicit) place for smart-cast… Isn’t it?