kotlin/compiler/testData/codegen/box/unit/nullableUnitInWhen3.kt at bbc5fa4705760bfecd6468577e98c17deca3a9fd - kotlin - Gitea: Git with a cup of tea

jlengrand/kotlin

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Alexander Udalov 0576851102 Fix codegen for closures returning 'Unit?'

Only do a checkcast when we need to coerce Object to Unit: the code was
hopefully type-checked so that it'll only be necessary when the value is either
Unit.VALUE or null

2013-12-12 21:38:20 +04:00

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Kotlin

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 fun foo() {}
 fun box(): String {
     val x = when ("A") {
         "B" -> foo()
         else -> null
     }
     foo()
     return if (x == null) "OK" else "Fail"
 }