blob: 76ca03775ad614b67dfb56f63495c7d038932543 [file] [log] [blame]
// WITH_STDLIB
fun interface Fn<T, R> {
fun run(s: String, i: Int, t: T): R
}
class J {
fun runConversion(f1: Fn<String, Int>, f2: Fn<Int, String>): Int {
return f1.run("Bar", 1, f2.run("Foo", 42, 239))
}
}
fun box(): String {
val j = J()
var x = ""
val fsi = object : Fn<String, Int> {
override fun run(s: String, i: Int, t: String): Int {
x += "$s$i$t "
return i
}
}
val fis = object : Fn<Int, String> {
override fun run(s: String, i: Int, t: Int): String {
x += "$s$i$t "
return s
}
}
val r1 = j.runConversion(fsi) { s, i, ti -> x += "L$s$i$ti "; "L$s"}
val r2 = j.runConversion({ s, i, ts -> x += "L$s$i$ts"; i }, fis)
if (r1 != 1) return "fail r1: $r1"
if (r2 != 1) return "fail r2: $r2"
if (x != "LFoo42239 Bar1LFoo Foo42239 LBar1Foo") return x
return "OK"
}