FIR/UAST: commonize expressions with label

plugins/uast-kotlin-base/src/org/jetbrains/uast/kotlin/expressions/KotlinUSuperExpression.kt

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2021 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.uast.kotlin
+
+import org.jetbrains.kotlin.psi.KtSuperExpression
+import org.jetbrains.uast.UElement
+import org.jetbrains.uast.UIdentifier
+import org.jetbrains.uast.USuperExpression
+import org.jetbrains.uast.kotlin.internal.DelegatedMultiResolve
+
+class KotlinUSuperExpression(
+    override val sourcePsi: KtSuperExpression,
+    givenParent: UElement?
+) : KotlinAbstractUExpression(givenParent), USuperExpression, DelegatedMultiResolve, KotlinUElementWithType, KotlinEvaluatableUElement {
+    override val label: String?
+        get() = sourcePsi.getLabelName()
+
+    override val labelIdentifier: UIdentifier?
+        get() = sourcePsi.getTargetLabel()?.let { KotlinUIdentifier(it, this) }
+
+    override fun resolve() =
+        baseResolveProviderService.resolveToDeclaration(sourcePsi)
+}

plugins/uast-kotlin-base/src/org/jetbrains/uast/kotlin/expressions/KotlinUThisExpression.kt

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2021 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.uast.kotlin
+
+import org.jetbrains.kotlin.psi.KtThisExpression
+import org.jetbrains.uast.UElement
+import org.jetbrains.uast.UIdentifier
+import org.jetbrains.uast.UThisExpression
+import org.jetbrains.uast.kotlin.internal.DelegatedMultiResolve
+
+class KotlinUThisExpression(
+    override val sourcePsi: KtThisExpression,
+    givenParent: UElement?
+) : KotlinAbstractUExpression(givenParent), UThisExpression, DelegatedMultiResolve, KotlinUElementWithType, KotlinEvaluatableUElement {
+    override val label: String?
+        get() = sourcePsi.getLabelName()
+
+    override val labelIdentifier: UIdentifier?
+        get() = sourcePsi.getTargetLabel()?.let { KotlinUIdentifier(it, this) }
+
+    override fun resolve() =
+        baseResolveProviderService.resolveToDeclaration(sourcePsi)
+}