org.jetbrains.kotlin.cfg.cfgContainingDeclarationUtils.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.cfg
import com.intellij.psi.util.PsiTreeUtil.getParentOfType
import org.jetbrains.kotlin.descriptors.ClassDescriptor
import org.jetbrains.kotlin.descriptors.ClassDescriptorWithResolutionScopes
import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
import org.jetbrains.kotlin.psi.*
import org.jetbrains.kotlin.psi.psiUtil.getNonStrictParentOfType
import org.jetbrains.kotlin.resolve.BindingContext
import org.jetbrains.kotlin.resolve.BindingContext.DECLARATION_TO_DESCRIPTOR
val KtElement.containingDeclarationForPseudocode: KtDeclaration?
get() = getParentOfType(this, KtDeclarationWithBody::class.java, KtClassOrObject::class.java, KtScript::class.java)
?: getNonStrictParentOfType()
// Should return KtDeclarationWithBody, KtClassOrObject, or KtClassInitializer
fun KtElement.getElementParentDeclaration(): KtDeclaration? =
getParentOfType(this, KtDeclarationWithBody::class.java, KtClassOrObject::class.java, KtClassInitializer::class.java)
fun KtDeclaration?.getDeclarationDescriptorIncludingConstructors(context: BindingContext): DeclarationDescriptor? {
val descriptor = context.get(DECLARATION_TO_DESCRIPTOR, (this as? KtClassInitializer)?.containingDeclaration ?: this)
return if (descriptor is ClassDescriptor && this is KtClassInitializer) {
// For a class primary constructor, we cannot directly get ConstructorDescriptor by KtClassInitializer,
// so we have to do additional conversion: KtClassInitializer -> KtClassOrObject -> ClassDescriptor -> ConstructorDescriptor
descriptor.unsubstitutedPrimaryConstructor
?: (descriptor as? ClassDescriptorWithResolutionScopes)?.scopeForInitializerResolution?.ownerDescriptor
} else {
descriptor
}
}