Supported access to companion object members

idea/testData/findUsages/kotlin/conventions/components/companionObjectAccess.0.kt

@@ -0,0 +1,14 @@
+// PSI_ELEMENT: org.jetbrains.kotlin.psi.KtParameter
+// OPTIONS: usages
+
+data class A(val <caret>x: Int, val y: Int) {
+    companion object {
+        fun b(): B = B()
+    }
+}
+
+data class B(val x: Int, val y: Int)
+
+fun foo() {
+    val (x, y) = A.b()
+}

idea/testData/findUsages/kotlin/conventions/components/companionObjectAccess.log

@@ -0,0 +1,4 @@
+Searched inheritors of A
+Searched references to A
+Used plain search in LocalSearchScope:
+    CLASS:A

idea/testData/findUsages/kotlin/conventions/components/companionObjectAccess.results.txt

@@ -0,0 +1 @@
+