Files
kotlin-fork/compiler/testData/diagnostics/tests/Casts.kt
T
Mikhail Zarechenskiy f518e8ebb8 Prefer stable types to diagnose useless cast
#KT-11622 Fixed
2017-04-05 21:35:05 +03:00

24 lines
621 B
Kotlin
Vendored

// !CHECK_TYPE
fun test() : Unit {
var x : Int? = 0
var y : Int = 0
checkSubtype<Int?>(x)
checkSubtype<Int>(y)
checkSubtype<Int>(x as Int)
checkSubtype<Int>(y <!USELESS_CAST!>as Int<!>)
checkSubtype<Int?>(x as Int?)
checkSubtype<Int?>(y as Int?)
checkSubtype<Int?>(x <!USELESS_CAST!>as? Int<!>)
checkSubtype<Int?>(y <!USELESS_CAST!>as? Int<!>)
checkSubtype<Int?>(x as? Int?)
checkSubtype<Int?>(y as? Int?)
val <!UNUSED_VARIABLE!>s<!> = "" as Any
("" as String?)?.length
(data@("" as String?))?.length
(<!WRONG_ANNOTATION_TARGET!>@MustBeDocumented()<!>( "" as String?))?.length
Unit
}