IDEA-96136 Groovy: line feed after annotation reference is allowed

plugins/groovy/src/org/jetbrains/plugins/groovy/lang/parser/parsing/auxiliary/annotations/Annotation.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2009 JetBrains s.r.o.
+ * Copyright 2000-2012 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,7 +22,7 @@ import org.jetbrains.plugins.groovy.lang.parser.GroovyParser;
 import org.jetbrains.plugins.groovy.lang.parser.parsing.statements.typeDefinitions.ReferenceElement;
 import org.jetbrains.plugins.groovy.lang.parser.parsing.util.ParserUtils;
 
-import static org.jetbrains.plugins.groovy.lang.parser.parsing.statements.typeDefinitions.ReferenceElement.ReferenceElementResult.*;
+import static org.jetbrains.plugins.groovy.lang.parser.parsing.statements.typeDefinitions.ReferenceElement.ReferenceElementResult.fail;
 
 /**
  * @autor: Dmitry.Krasilschikov
@@ -54,6 +54,9 @@ public class Annotation implements GroovyElementTypes {
       return false;
     }
 
+    if (ParserUtils.lookAhead(builder, mNLS, mLPAREN)) {
+      ParserUtils.getToken(builder, mNLS);
+    }
     AnnotationArguments.parse(builder, parser);
 
     annMarker.done(ANNOTATION);

plugins/groovy/test/org/jetbrains/plugins/groovy/lang/parser/AnnotationsParsingTest.groovy

@@ -1,6 +1,17 @@
 /*
- * Copyright (c) 2000-2005 by JetBrains s.r.o. All Rights Reserved.
- * Use is subject to license terms.
+ * Copyright 2000-2012 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  */
 package org.jetbrains.plugins.groovy.lang.parser
 
@@ -21,4 +32,5 @@ public class AnnotationsParsingTest extends GroovyParsingTestCase {
   public void testImportAnn() { doTest() }
   public void testPackageAnn() { doTest() }
   public void testDefAttribute() {doTest()}
+  public void testLineFeedAfterRef() {doTest()}
 }

plugins/groovy/testdata/parsing/groovy/annotations/lineFeedAfterRef.test

@@ -0,0 +1,23 @@
+@Foo
+(args)
+def abc
+-----
+Groovy script
+  Variable definitions
+    Modifiers
+      Annotation
+        PsiElement(@)('@')
+        Reference element
+          PsiElement(identifier)('Foo')
+        PsiElement(new line)('\n')
+        Annotation arguments
+          PsiElement(()('(')
+          Annotation member value pair
+            Reference expression
+              PsiElement(identifier)('args')
+          PsiElement())(')')
+      PsiElement(new line)('\n')
+      PsiElement(def)('def')
+    PsiWhiteSpace(' ')
+    Variable
+      PsiElement(identifier)('abc')