non reifiable types: erase to avoid illegal generics array creation (IDEA-195562)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/mustBeFinal18/afterNonReifiableType.java

@@ -0,0 +1,10 @@
+// "Transform 'a' into final one element array" "true"
+import java.util.*;
+class Test {
+    public void test() {
+        final List<String>[] a = new List[]{new ArrayList<>()};
+        Runnable r = () -> {
+            a[0] = new ArrayList<>();
+        };
+    }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/mustBeFinal18/beforeNonReifiableType.java

@@ -0,0 +1,10 @@
+// "Transform 'a' into final one element array" "true"
+import java.util.*;
+class Test {
+    public void test() {
+        List<String> a = new ArrayList<>();
+        Runnable r = () -> {
+            <caret>a = new ArrayList<>();
+        };
+    }
+}