IDEA-83722 Autopopup interferes after new in varargs

java/java-impl/src/com/intellij/codeInsight/completion/JavaCharFilter.java

@@ -128,11 +128,16 @@ public class JavaCharFilter extends CharFilter {
     
     if (c == '[') return CharFilter.Result.SELECT_ITEM_AND_FINISH_LOOKUP;
     if (c == '<' && o instanceof PsiClass) return Result.SELECT_ITEM_AND_FINISH_LOOKUP;
-    if (c == '(' && o instanceof PsiClass) {
-      if (PsiJavaPatterns.psiElement().afterLeaf(PsiKeyword.NEW).accepts(lookup.getPsiElement())) {
-        return Result.SELECT_ITEM_AND_FINISH_LOOKUP;
+    if (c == '(') {
+      if (o instanceof PsiClass) {
+        if (PsiJavaPatterns.psiElement().afterLeaf(PsiKeyword.NEW).accepts(lookup.getPsiElement())) {
+          return Result.SELECT_ITEM_AND_FINISH_LOOKUP;
+        }
+        return Result.HIDE_LOOKUP;
+      }
+      if (o instanceof PsiType) {
+        return Result.HIDE_LOOKUP;
       }
-      return Result.HIDE_LOOKUP;
     }
     if ((c == ',' || c == '=') && o instanceof PsiVariable) {
       int lookupStart = ((LookupImpl)lookup).getLookupStart();

java/java-tests/testSrc/com/intellij/codeInsight/completion/JavaAutoPopupTest.groovy

@@ -1252,4 +1252,15 @@ class Foo {
     assert !lookup
   }
 
+  public void testVarargParenthesis() {
+    myFixture.configureByText 'a.java', '''
+class Foo {
+  void foo(File... files) { }
+  { foo(new <caret>) }
+}
+'''
+    type 'File('
+    assert myFixture.file.text.contains('new File()')
+  }
+
 }

plugins/groovy/test/org/jetbrains/plugins/groovy/completion/GroovyAutoPopupTest.groovy

@@ -268,5 +268,14 @@ class GroovyAutoPopupTest extends CompletionAutoPopupTestCase {
     assert myFixture.lookupElementStrings.containsAll(['too', 'command.toString'])
   }
 
+  public void testVarargParenthesis() {
+    myFixture.configureByText 'a.groovy', '''
+void foo(File... files) { }
+foo(new <caret>)
+'''
+    type 'File('
+    assert myFixture.file.text.contains('new File()')
+  }
+
 
 }