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[FIR] Assume that when without branches is not exhaustive. KT-39621

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Dmitriy Novozhilov
2020-06-16 12:18:07 +03:00
parent 4e2e05e689
commit 8a81a09fd0
1 changed files with 2 additions and 0 deletions
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compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirWhenExhaustivenessTransformer.kt
+2
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@@ -58,6 +58,8 @@ class FirWhenExhaustivenessTransformer(private val bodyResolveComponents: BodyRe
checkBooleanExhaustiveness(whenExpression, nullable) checkBooleanExhaustiveness(whenExpression, nullable)
} }
whenExpression.branches.isEmpty() -> false
else -> { else -> {
val klass = lookupTag.toSymbol(bodyResolveComponents.session)?.fir as? FirRegularClass ?: return null val klass = lookupTag.toSymbol(bodyResolveComponents.session)?.fir as? FirRegularClass ?: return null
when { when {