'Replace with infix call' Intention: Disable on calls without explicit receiver

#KT-6332 Fixed

idea/src/org/jetbrains/kotlin/idea/intentions/ToInfixCallIntention.kt

@@ -20,6 +20,7 @@ import com.intellij.openapi.editor.Editor
 import org.jetbrains.kotlin.descriptors.FunctionDescriptor
 import org.jetbrains.kotlin.idea.caches.resolve.analyze
 import org.jetbrains.kotlin.psi.*
+import org.jetbrains.kotlin.psi.psiUtil.getQualifiedExpressionForSelector
 import org.jetbrains.kotlin.resolve.calls.callUtil.getResolvedCall
 import org.jetbrains.kotlin.resolve.lazy.BodyResolveMode
 
@@ -28,7 +29,7 @@ public class ToInfixCallIntention : SelfTargetingIntention<KtCallExpression>(KtC
         val calleeExpr = element.calleeExpression as? KtNameReferenceExpression ?: return false
         if (!calleeExpr.textRange.containsOffset(caretOffset)) return false
 
-        val dotQualified = element.parent as? KtDotQualifiedExpression ?: return false
+        val dotQualified = element.getQualifiedExpressionForSelector() ?: return false
 
         if (element.typeArgumentList != null) return false
 

idea/testData/intentions/toInfixCall/noExplicitReceiver.kt

@@ -0,0 +1,3 @@
+// IS_APPLICABLE: false
+infix fun id(s: String) = s
+val x = <caret>id("0").get(0)

idea/tests/org/jetbrains/kotlin/idea/intentions/IntentionTestGenerated.java

@@ -8272,6 +8272,12 @@ public class IntentionTestGenerated extends AbstractIntentionTest {
             doTest(fileName);
         }
 
+        @TestMetadata("noExplicitReceiver.kt")
+        public void testNoExplicitReceiver() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("idea/testData/intentions/toInfixCall/noExplicitReceiver.kt");
+            doTest(fileName);
+        }
+
         @TestMetadata("notInfix.kt")
         public void testNotInfix() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("idea/testData/intentions/toInfixCall/notInfix.kt");