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FIR IDE: APIs to unwrap upper/lower bounds of flexible KtType

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This commit is contained in:
Jinseong Jeon
2021-08-19 23:36:43 -07:00
committed by Ilya Kirillov
parent dca8789659
commit a711280b6c
1 changed files with 4 additions and 0 deletions
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idea/idea-frontend-api/src/org/jetbrains/kotlin/idea/frontend/api/components/KtTypeProvider.kt
+4
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@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.idea.frontend.api.components
import org.jetbrains.kotlin.idea.frontend.api.ValidityTokenOwner
import org.jetbrains.kotlin.idea.frontend.api.symbols.KtNamedClassOrObjectSymbol
import org.jetbrains.kotlin.idea.frontend.api.types.KtFlexibleType
import org.jetbrains.kotlin.idea.frontend.api.types.KtType
import org.jetbrains.kotlin.idea.frontend.api.types.KtTypeNullability
import org.jetbrains.kotlin.psi.KtDoubleColonExpression
@@ -72,6 +73,9 @@ public interface KtTypeProviderMixIn : KtAnalysisSessionMixIn {
public fun KtType.withNullability(newNullability: KtTypeNullability): KtType =
analysisSession.typeProvider.withNullability(this, newNullability)
public fun KtType.upperBoundIfFlexible(): KtType = (this as? KtFlexibleType)?.upperBound ?: this
public fun KtType.lowerBoundIfFlexible(): KtType = (this as? KtFlexibleType)?.lowerBound ?: this
}
@Suppress("PropertyName")