Extract Function: Extract smart-cast value as parameter

#KT-7576 Fixed

compiler/frontend/src/org/jetbrains/kotlin/cfg/pseudocode/pseudocodeUtil.kt

@@ -191,13 +191,9 @@ public fun JetElement.getContainingPseudocode(context: BindingContext): Pseudoco
             ?: getNonStrictParentOfType<JetProperty>()
             ?: return null
 
-    val enclosingPseudocodeDeclaration = if (pseudocodeDeclaration is JetFunctionLiteral) {
-        parents(withItself = false).firstOrNull { it is JetDeclaration && it !is JetFunctionLiteral } as? JetDeclaration
-        ?: pseudocodeDeclaration
-    }
-    else {
-        pseudocodeDeclaration
-    }
+    val enclosingPseudocodeDeclaration = (pseudocodeDeclaration as? JetFunctionLiteral)?.let {
+        it.parents(withItself = false).firstOrNull { it is JetDeclaration && it !is JetFunctionLiteral } as? JetDeclaration
+    } ?: pseudocodeDeclaration
 
     val enclosingPseudocode = PseudocodeUtil.generatePseudocode(enclosingPseudocodeDeclaration, context)
     return enclosingPseudocode.getPseudocodeByElement(pseudocodeDeclaration)

compiler/frontend/src/org/jetbrains/kotlin/psi/psiUtil/jetPsiUtil.kt

@@ -667,3 +667,12 @@ public fun JetExpression.getAnnotationEntries(): List<JetAnnotationEntry> {
         else -> emptyList<JetAnnotationEntry>()
     }
 }
+
+public fun JetElement.getQualifiedExpressionForSelector(): JetQualifiedExpression? {
+    val parent = getParent()
+    return if (parent is JetQualifiedExpression && parent.getSelectorExpression() == this) parent else null
+}
+
+public fun JetElement.getQualifiedExpressionForSelectorOrThis(): JetElement {
+    return getQualifiedExpressionForSelector() ?: this
+}