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FE: Warn about generic inline class parameter in LV < 1.8

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#KT-54192 Fixed
This commit is contained in:
Ilmir Usmanov
2022-09-27 04:30:46 +02:00
committed by Space
parent 252dc01dd5
commit 4a10dbf383
9 changed files with 78 additions and 112 deletions
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compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/InlineClassDeclarationChecker.kt
+14 -4
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@@ -103,10 +103,20 @@ object InlineClassDeclarationChecker : DeclarationChecker {
val baseParameterTypeReference = baseParameter.typeReference
if (baseParameterType != null && baseParameterTypeReference != null) {
if (baseParameterType.isInapplicableParameterType() &&
!(context.languageVersionSettings.supportsFeature(LanguageFeature.GenericInlineClassParameter) &&
(baseParameterType.isTypeParameter() || baseParameterType.isGenericArrayOfTypeParameter()))
if (!context.languageVersionSettings.supportsFeature(LanguageFeature.GenericInlineClassParameter) &&
(baseParameterType.isTypeParameter() || baseParameterType.isGenericArrayOfTypeParameter())
) {
trace.report(
Errors.UNSUPPORTED_FEATURE.on(
baseParameterTypeReference,
LanguageFeature.GenericInlineClassParameter to context.languageVersionSettings
)
)
baseParametersOk = false
continue
}
if (baseParameterType.isInapplicableParameterType()) {
trace.report(Errors.VALUE_CLASS_HAS_INAPPLICABLE_PARAMETER_TYPE.on(baseParameterTypeReference, baseParameterType))
baseParametersOk = false
continue
@@ -154,7 +164,7 @@ object InlineClassDeclarationChecker : DeclarationChecker {
}
private fun KotlinType.isInapplicableParameterType() =
isUnit() || isNothing() || isTypeParameter() || isGenericArrayOfTypeParameter()
isUnit() || isNothing()
private fun KotlinType.isGenericArrayOfTypeParameter(): Boolean {
if (!KotlinBuiltIns.isArray(this)) return false