Dmitriy Novozhilov
41 lines
997 B
Kotlin
Vendored
41 lines
997 B
Kotlin
Vendored
// ISSUE: KT-44932
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// WITH_STDLIB
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abstract class PsiElement {
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abstract val parent: PsiElement
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}
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class KtNameReferenceExpression(override val parent: PsiElement) : PsiElement()
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class OtherElement(override val parent: PsiElement) : PsiElement()
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class KtDotQualifiedExpression : PsiElement() {
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override val parent: PsiElement
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get() = this
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val psi: PsiElement = EndElement()
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}
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class EndElement : PsiElement() {
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override val parent: PsiElement
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get() = this
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}
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fun mark(element: PsiElement): String {
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when (element) {
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is KtNameReferenceExpression -> {
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var parent = element
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repeat(2) {
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parent = parent.parent
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(parent as? KtDotQualifiedExpression)?.psi?.let { return mark(it) }
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}
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}
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}
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return if (element is EndElement) "OK" else "Fail"
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}
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fun box(): String {
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val element = KtNameReferenceExpression(OtherElement(KtDotQualifiedExpression()))
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return mark(element)
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}
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