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[FE] Make whens on expect sealed classes and enums not exhaustive

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This commit is contained in:
Dmitriy Novozhilov
2021-02-24 16:44:48 +03:00
parent 1cf73203c7
commit 4222bb9af2
29 changed files with 768 additions and 11 deletions
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compiler/frontend/cfg/src/org/jetbrains/kotlin/cfg/ControlFlowInformationProviderImpl.kt
+5
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@@ -31,6 +31,7 @@ import org.jetbrains.kotlin.diagnostics.Diagnostic
import org.jetbrains.kotlin.diagnostics.DiagnosticFactory
import org.jetbrains.kotlin.diagnostics.Errors
import org.jetbrains.kotlin.diagnostics.Errors.*
import org.jetbrains.kotlin.diagnostics.WhenMissingCase
import org.jetbrains.kotlin.idea.MainFunctionDetector
import org.jetbrains.kotlin.lexer.KtTokens
import org.jetbrains.kotlin.psi.*
@@ -1003,6 +1004,10 @@ class ControlFlowInformationProviderImpl private constructor(
if (usedAsExpression && missingCases.isNotEmpty()) {
if (elseEntry != null) continue
trace.report(NO_ELSE_IN_WHEN.on(element, missingCases))
missingCases.firstOrNull { it is WhenMissingCase.ConditionTypeIsExpect }?.let {
require(it is WhenMissingCase.ConditionTypeIsExpect)
trace.report(EXPECT_TYPE_IN_WHEN_WITHOUT_ELSE.on(element, it.typeOfDeclaration))
}
} else if (subjectExpression != null) {
val subjectType = trace.getType(subjectExpression)
if (elseEntry != null) {