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Enhance subclass fetching for ultra light classes #394

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Original file line number Diff line number Diff line change
Expand Up @@ -6,10 +6,12 @@ import com.intellij.psi.PsiFile
import com.intellij.psi.search.GlobalSearchScope
import com.intellij.psi.search.searches.ClassInheritorsSearch
import com.intellij.psi.util.PsiTreeUtil
import org.jetbrains.kotlin.asJava.classes.KtUltraLightClass
import org.jetbrains.kotlin.asJava.toLightClass
import org.jetbrains.kotlin.idea.base.psi.kotlinFqName
import org.jetbrains.kotlin.idea.caches.resolve.analyze
import org.jetbrains.kotlin.idea.refactoring.isInterfaceClass
import org.jetbrains.kotlin.idea.testIntegration.framework.KotlinPsiBasedTestFramework.Companion.asKtClassOrObject
import org.jetbrains.kotlin.lexer.KtTokens
import org.jetbrains.kotlin.psi.KtClass
import org.jetbrains.kotlin.psi.KtClassOrObject
Expand Down Expand Up @@ -91,7 +93,14 @@ class KotlinPsiClassWrapper(private val psiClass: KtClassOrObject) : PsiClassWra
val lightClass = psiClass.toLightClass()
return if (lightClass != null) {
val query = ClassInheritorsSearch.search(lightClass, scope, false)
query.findAll().filter { it.kotlinFqName != null }.map { KotlinPsiClassWrapper(it as KtClass) }
query.findAll().filter { it.kotlinFqName != null }.map {
// If the sub-class is fetched as an ultra light class, get the KtClass
if (it is KtUltraLightClass) {
KotlinPsiClassWrapper(it.asKtClassOrObject() as KtClass)
} else {
KotlinPsiClassWrapper(it as KtClass)
}
}
} else {
emptyList()
}
Expand Down
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