Pipe forward operator

PipeForward.kt

operator fun <T,T1> ((T) -> T1).unaryPlus(): (T.()->T1) {
    val f = this
    return {
        f(this)
    }
}

fun mkStr(t:Int) : String {
    return ""
}

fun mkInt(s:String) : Int {
    return 0
}

fun main(args: Array<String>) {
    23.(+::mkStr)().(+::mkInt)()
}