| interface AssertDSL { | |
| infix fun Any?.equals(other: Any?) { | |
| if (this != other) throw AssertionError("$this != $other") | |
| } | |
| fun Any?.toString(): String = "" | |
| fun Any?.hashCode(): Int = 0 | |
| } | |
| class C(val x: Int) : AssertDSL | |
| fun C.test(): String { | |
| x equals 42 | |
| null.toString() | |
| null.hashCode() | |
| return "OK" | |
| } | |
| fun box(): String = C(42).test() |