> Closures defined only by the arrow are a Java thing... or so I thought. :D In fairness, I think you did copy the Java version. There's a little switch in the

> Closures defined only by the arrow are a Java thing... or so I thought. :D In fairness, I think you did copy the Java version. There's a little switch in the code boxes where you can toggle the language, if you switch to Kotlin you get the version with trailing closures :) Edit: I'm an idiot, I see the snippet you mean now. It's been updated now, give it a minute.