CreateTypeParameterFromUsageFix: ignore reference expr: IDEA-193060

java/java-impl/src/com/intellij/codeInsight/daemon/impl/quickfix/CreateTypeParameterFromUsageFix.java

@@ -162,7 +162,7 @@ public class CreateTypeParameterFromUsageFix extends BaseIntentionAction {
       if (!PsiUtil.isLanguageLevel5OrHigher(element)) return null;
       if (element.isQualified()) return null;
       PsiElement parent = element.getParent();
-      if (parent instanceof PsiMethodCallExpression || parent instanceof PsiJavaCodeReferenceElement) return null;
+      if (parent instanceof PsiMethodCallExpression || parent instanceof PsiJavaCodeReferenceElement || element instanceof PsiReferenceExpression) return null;
       List<PsiNameIdentifierOwner> candidates = collectParentClassesAndMethodsUntilStatic(element, findFirstOnly);
       if (candidates.isEmpty()) return null;
       String name = element.getReferenceName();

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/createTypeParameterFromUsage/beforeAssign.java

@@ -0,0 +1,7 @@
+// "Create type parameter 'a'" "false"
+
+class B {
+  public static void main(String[] args) {
+    a<caret> = 12;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/createTypeParameterFromUsage/beforeQuailfied.java

@@ -1,3 +1,3 @@
-// "Create type parameter 'T'" "false"
+// "Create type parameter 'foo'" "false"
 
 class B extends fo<caret>o.Bar {}