I'm trying to write an extension function that returns true if the value is not null or 0 and use a contract to guarantee to the compiler that if I return true, the value is non-null. However, it d...

I'm trying to write an assert function that checks if a given object is of a type T: @UseExperimental(ExperimentalContracts::class) inline fun <reified T> assertIsInstance(value: Any?) { co...

Can anyone explain to me which are the benefits of Kotlin callsInPlace contract? How the compiler takes advantage of knowing that the lambda function will get called in place? Also, the developer g...

I have a function that looks something like: fun MyInput?.toOutput() : Output? { if (this == null) return null return Output(this.someValue) } In places where I know that my MyInput is non-nul...