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[IR] Add diagnostics to forbid annotations for MFVC-typed elements

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Signed-off-by: Evgeniy.Zhelenskiy <Evgeniy.Zhelenskiy@jetbrains.com>

#KT-1179
This commit is contained in:
Evgeniy.Zhelenskiy
2022-10-21 06:23:33 +02:00
committed by Space Team
parent adee33d3e5
commit fa4ceb4ef4
28 changed files with 353 additions and 56 deletions
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core/descriptors/src/org/jetbrains/kotlin/resolve/inlineClassesUtils.kt
+4
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@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.types.KotlinType
import org.jetbrains.kotlin.types.TypeSubstitutor
import org.jetbrains.kotlin.types.TypeUtils
import org.jetbrains.kotlin.types.Variance
import org.jetbrains.kotlin.types.checker.SimpleClassicTypeSystemContext.isNullableType
val JVM_INLINE_ANNOTATION_FQ_NAME = FqName("kotlin.jvm.JvmInline")
val JVM_INLINE_ANNOTATION_CLASS_ID = ClassId.topLevel(JVM_INLINE_ANNOTATION_FQ_NAME)
@@ -42,6 +43,9 @@ fun KotlinType.unsubstitutedUnderlyingTypes(): List<KotlinType> {
fun KotlinType.isInlineClassType(): Boolean = constructor.declarationDescriptor?.isInlineClass() ?: false
fun KotlinType.needsMfvcFlattening(): Boolean =
constructor.declarationDescriptor?.run { isMultiFieldValueClass() && !isNullableType() } == true
fun KotlinType.substitutedUnderlyingType(): KotlinType? =
unsubstitutedUnderlyingType()?.let { TypeSubstitutor.create(this).substitute(it, Variance.INVARIANT) }