Invoke 'Add name to argument fix' not only on simple name callee expressions

idea/src/org/jetbrains/jet/plugin/quickfix/AddNameToArgumentFix.java

@@ -63,9 +63,6 @@ public class AddNameToArgumentFix extends JetIntentionAction<JetValueArgument> {
         JetCallElement callElement = PsiTreeUtil.getParentOfType(argument, JetCallElement.class);
         assert callElement != null : "The argument has to be inside a function or constructor call";
 
-        JetExpression callee = callElement.getCalleeExpression();
-        if (!(callee instanceof JetReferenceExpression)) return Collections.emptyList();
-
         BindingContext context = ResolvePackage.getBindingContext(argument.getContainingJetFile());
         ResolvedCall<?> resolvedCall = BindingContextUtilPackage.getResolvedCall(callElement, context);
         if (resolvedCall == null) return Collections.emptyList();

idea/testData/quickfix/checkArguments/afterInvokeOnString.kt

@@ -0,0 +1,6 @@
+// "Add name to argument: 'b = 42'" "true"
+fun String.invoke(a: Int, b: Int) {}
+
+fun g() {
+    ""(a = 1, b = 42)
+}

idea/testData/quickfix/checkArguments/beforeInvokeOnString.kt

@@ -0,0 +1,6 @@
+// "Add name to argument: 'b = 42'" "true"
+fun String.invoke(a: Int, b: Int) {}
+
+fun g() {
+    ""(a = 1, <caret>42)
+}

idea/tests/org/jetbrains/jet/plugin/quickfix/QuickFixTestGenerated.java

@@ -477,6 +477,11 @@ public class QuickFixTestGenerated extends AbstractQuickFixTest {
             JetTestUtils.assertAllTestsPresentByMetadata(this.getClass(), "org.jetbrains.jet.generators.tests.TestsPackage", new File("idea/testData/quickfix/checkArguments"), Pattern.compile("^before(\\w+)\\.kt$"), true);
         }
         
+        @TestMetadata("beforeInvokeOnString.kt")
+        public void testInvokeOnString() throws Exception {
+            doTest("idea/testData/quickfix/checkArguments/beforeInvokeOnString.kt");
+        }
+        
         @TestMetadata("beforeMixedNamedAndPositionalArguments.kt")
         public void testMixedNamedAndPositionalArguments() throws Exception {
             doTest("idea/testData/quickfix/checkArguments/beforeMixedNamedAndPositionalArguments.kt");