diff --git a/idea/idea-analysis/src/org/jetbrains/jet/plugin/ProjectRootsUtil.java b/idea/idea-analysis/src/org/jetbrains/jet/plugin/ProjectRootsUtil.java
index 3cef674ca1d..0bfaed5953f 100644
--- a/idea/idea-analysis/src/org/jetbrains/jet/plugin/ProjectRootsUtil.java
+++ b/idea/idea-analysis/src/org/jetbrains/jet/plugin/ProjectRootsUtil.java
@@ -21,9 +21,11 @@ import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.psi.PsiElement;
 import com.intellij.psi.PsiFile;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.jet.lang.psi.JetCodeFragment;
+import org.jetbrains.jet.plugin.configuration.JetModuleTypeManager;
 
 public class ProjectRootsUtil {
-    public static boolean isInSource(@NotNull PsiElement element) {
+    private static boolean isInSource(@NotNull PsiElement element) {
         return isInSource(element, true);
     }
 
@@ -39,4 +41,8 @@ public class ProjectRootsUtil {
         ProjectFileIndex index = ProjectFileIndex.SERVICE.getInstance(element.getProject());
         return includeLibrarySources ? index.isInSource(virtualFile) : index.isInSourceContent(virtualFile);
     }
+
+    public static boolean isInSourceWithGradleCheck(@NotNull PsiElement element) {
+        return isInSource(element) && !JetModuleTypeManager.getInstance().isKtFileInGradleProjectInWrongFolder(element);
+    }
 }
diff --git a/idea/idea-analysis/src/org/jetbrains/jet/plugin/highlighter/DebugInfoAnnotator.java b/idea/idea-analysis/src/org/jetbrains/jet/plugin/highlighter/DebugInfoAnnotator.java
index 80290efade1..e7e9243d5e4 100644
--- a/idea/idea-analysis/src/org/jetbrains/jet/plugin/highlighter/DebugInfoAnnotator.java
+++ b/idea/idea-analysis/src/org/jetbrains/jet/plugin/highlighter/DebugInfoAnnotator.java
@@ -29,7 +29,6 @@ import org.jetbrains.jet.lang.resolve.BindingContext;
 import org.jetbrains.jet.plugin.ProjectRootsUtil;
 import org.jetbrains.jet.plugin.actions.internal.KotlinInternalMode;
 import org.jetbrains.jet.plugin.caches.resolve.ResolvePackage;
-import org.jetbrains.jet.plugin.configuration.JetModuleTypeManager;
 
 /**
  * Quick showing possible problems with Kotlin internals in IDEA with tooltips
@@ -42,9 +41,7 @@ public class DebugInfoAnnotator implements Annotator {
 
     @Override
     public void annotate(@NotNull PsiElement element, @NotNull final AnnotationHolder holder) {
-        if (!isDebugInfoEnabled() ||
-                !ProjectRootsUtil.isInSource(element) ||
-                JetModuleTypeManager.getInstance().isKtFileInGradleProjectInWrongFolder(element)) {
+        if (!isDebugInfoEnabled() || !ProjectRootsUtil.isInSourceWithGradleCheck(element)) {
             return;
         }
 
diff --git a/idea/idea-analysis/src/org/jetbrains/jet/plugin/highlighter/JetPsiChecker.java b/idea/idea-analysis/src/org/jetbrains/jet/plugin/highlighter/JetPsiChecker.java
index 8b79a7b0683..18eb0cb5142 100644
--- a/idea/idea-analysis/src/org/jetbrains/jet/plugin/highlighter/JetPsiChecker.java
+++ b/idea/idea-analysis/src/org/jetbrains/jet/plugin/highlighter/JetPsiChecker.java
@@ -48,7 +48,6 @@ import org.jetbrains.jet.lang.resolve.Diagnostics;
 import org.jetbrains.jet.plugin.ProjectRootsUtil;
 import org.jetbrains.jet.plugin.actions.internal.KotlinInternalMode;
 import org.jetbrains.jet.plugin.caches.resolve.ResolvePackage;
-import org.jetbrains.jet.plugin.configuration.JetModuleTypeManager;
 import org.jetbrains.jet.plugin.quickfix.JetIntentionActionsFactory;
 import org.jetbrains.jet.plugin.quickfix.QuickFixes;
 
@@ -94,10 +93,7 @@ public class JetPsiChecker implements Annotator, HighlightRangeExtension {
 
     @Override
     public void annotate(@NotNull PsiElement element, @NotNull AnnotationHolder holder) {
-        if (!(ProjectRootsUtil.isInSource(element) || element.getContainingFile() instanceof JetCodeFragment)
-                || JetModuleTypeManager.getInstance().isKtFileInGradleProjectInWrongFolder(element)) {
-            return;
-        }
+        if (!(ProjectRootsUtil.isInSourceWithGradleCheck(element) || element.getContainingFile() instanceof JetCodeFragment)) return;
 
         for (HighlightingVisitor visitor : getBeforeAnalysisVisitors(holder)) {
             element.accept(visitor);
diff --git a/idea/src/org/jetbrains/jet/plugin/hierarchy/HierarchyUtils.java b/idea/src/org/jetbrains/jet/plugin/hierarchy/HierarchyUtils.java
index c75fa3c3ebb..636f8f4fc4b 100644
--- a/idea/src/org/jetbrains/jet/plugin/hierarchy/HierarchyUtils.java
+++ b/idea/src/org/jetbrains/jet/plugin/hierarchy/HierarchyUtils.java
@@ -30,7 +30,6 @@ import org.jetbrains.jet.lang.psi.JetFile;
 import org.jetbrains.jet.lang.psi.JetNamedFunction;
 import org.jetbrains.jet.lang.psi.JetProperty;
 import org.jetbrains.jet.lang.psi.psiUtil.PsiUtilPackage;
-import org.jetbrains.jet.plugin.JetPluginUtil;
 import org.jetbrains.jet.plugin.ProjectRootsUtil;
 
 public class HierarchyUtils {
@@ -61,8 +60,7 @@ public class HierarchyUtils {
             PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
             if (file == null) return null;
 
-            if (!ProjectRootsUtil.isInSource(file)) return null;
-            if (JetPluginUtil.isKtFileInGradleProjectInWrongFolder(file)) return null;
+            if (!ProjectRootsUtil.isInSourceWithGradleCheck(file)) return null;
 
             return TargetElementUtilBase.findTargetElement(editor, TargetElementUtilBase.getInstance().getAllAccepted());
         }
diff --git a/idea/src/org/jetbrains/jet/plugin/hierarchy/KotlinTypeHierarchyProvider.java b/idea/src/org/jetbrains/jet/plugin/hierarchy/KotlinTypeHierarchyProvider.java
index c119d41f33a..8108d09eb0e 100644
--- a/idea/src/org/jetbrains/jet/plugin/hierarchy/KotlinTypeHierarchyProvider.java
+++ b/idea/src/org/jetbrains/jet/plugin/hierarchy/KotlinTypeHierarchyProvider.java
@@ -35,7 +35,6 @@ import org.jetbrains.jet.lang.psi.JetClassOrObject;
 import org.jetbrains.jet.lang.psi.JetNamedFunction;
 import org.jetbrains.jet.lang.resolve.BindingContext;
 import org.jetbrains.jet.lang.types.JetType;
-import org.jetbrains.jet.plugin.JetPluginUtil;
 import org.jetbrains.jet.plugin.ProjectRootsUtil;
 import org.jetbrains.jet.plugin.caches.resolve.ResolvePackage;
 import org.jetbrains.jet.plugin.libraries.JetSourceNavigationHelper;
@@ -55,8 +54,7 @@ public class KotlinTypeHierarchyProvider extends JavaTypeHierarchyProvider {
             PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
             if (file == null) return null;
 
-            if (!ProjectRootsUtil.isInSource(file)) return null;
-            if (JetPluginUtil.isKtFileInGradleProjectInWrongFolder(file)) return null;
+            if (!ProjectRootsUtil.isInSourceWithGradleCheck(file)) return null;
 
             PsiElement target = TargetElementUtilBase.findTargetElement(editor, TargetElementUtilBase.getInstance().getAllAccepted());
 
diff --git a/idea/src/org/jetbrains/jet/plugin/hierarchy/calls/KotlinCallHierarchyProvider.java b/idea/src/org/jetbrains/jet/plugin/hierarchy/calls/KotlinCallHierarchyProvider.java
index 5c03c055a10..414376fbdd9 100644
--- a/idea/src/org/jetbrains/jet/plugin/hierarchy/calls/KotlinCallHierarchyProvider.java
+++ b/idea/src/org/jetbrains/jet/plugin/hierarchy/calls/KotlinCallHierarchyProvider.java
@@ -28,7 +28,6 @@ import com.intellij.psi.PsiDocumentManager;
 import com.intellij.psi.PsiElement;
 import com.intellij.psi.PsiFile;
 import org.jetbrains.annotations.NotNull;
-import org.jetbrains.jet.plugin.JetPluginUtil;
 import org.jetbrains.jet.plugin.ProjectRootsUtil;
 import org.jetbrains.jet.plugin.hierarchy.HierarchyUtils;
 
@@ -47,8 +46,7 @@ public class KotlinCallHierarchyProvider implements HierarchyProvider {
             PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
             if (file == null) return null;
 
-            if (!ProjectRootsUtil.isInSource(file)) return null;
-            if (JetPluginUtil.isKtFileInGradleProjectInWrongFolder(file)) return null;
+            if (!ProjectRootsUtil.isInSourceWithGradleCheck(file)) return null;
 
             return TargetElementUtilBase.findTargetElement(editor, TargetElementUtilBase.getInstance().getAllAccepted());
         }
diff --git a/idea/src/org/jetbrains/jet/plugin/highlighter/DeclarationHintSupport.java b/idea/src/org/jetbrains/jet/plugin/highlighter/DeclarationHintSupport.java
index 6694d80dac8..aafb1825d38 100644
--- a/idea/src/org/jetbrains/jet/plugin/highlighter/DeclarationHintSupport.java
+++ b/idea/src/org/jetbrains/jet/plugin/highlighter/DeclarationHintSupport.java
@@ -45,7 +45,6 @@ import org.jetbrains.jet.lang.resolve.BindingContext;
 import org.jetbrains.jet.plugin.JetLanguage;
 import org.jetbrains.jet.plugin.ProjectRootsUtil;
 import org.jetbrains.jet.plugin.caches.resolve.ResolvePackage;
-import org.jetbrains.jet.plugin.configuration.JetModuleTypeManager;
 import org.jetbrains.jet.plugin.util.LongRunningReadTask;
 import org.jetbrains.jet.renderer.DescriptorRenderer;
 
@@ -89,9 +88,7 @@ public class DeclarationHintSupport extends AbstractProjectComponent {
 
             Editor editor = e.getEditor();
             PsiFile psiFile = PsiDocumentManager.getInstance(myProject).getPsiFile(editor.getDocument());
-            if (psiFile == null || psiFile.getLanguage() != JetLanguage.INSTANCE ||
-                    !ProjectRootsUtil.isInSource(psiFile) ||
-                    JetModuleTypeManager.getInstance().isKtFileInGradleProjectInWrongFolder(psiFile)) {
+            if (psiFile == null || psiFile.getLanguage() != JetLanguage.INSTANCE || !ProjectRootsUtil.isInSourceWithGradleCheck(psiFile)) {
                 return;
             }
 
diff --git a/idea/src/org/jetbrains/jet/plugin/highlighter/JetLineMarkerProvider.java b/idea/src/org/jetbrains/jet/plugin/highlighter/JetLineMarkerProvider.java
index 3378575d648..e20c5e08961 100644
--- a/idea/src/org/jetbrains/jet/plugin/highlighter/JetLineMarkerProvider.java
+++ b/idea/src/org/jetbrains/jet/plugin/highlighter/JetLineMarkerProvider.java
@@ -64,7 +64,6 @@ import org.jetbrains.jet.plugin.JetBundle;
 import org.jetbrains.jet.plugin.ProjectRootsUtil;
 import org.jetbrains.jet.plugin.caches.resolve.ResolvePackage;
 import org.jetbrains.jet.plugin.codeInsight.JetFunctionPsiElementCellRenderer;
-import org.jetbrains.jet.plugin.configuration.JetModuleTypeManager;
 import org.jetbrains.jet.plugin.project.AnalyzerFacadeWithCache;
 import org.jetbrains.jet.plugin.search.ideaExtensions.KotlinDefinitionsSearcher;
 import org.jetbrains.jet.renderer.DescriptorRenderer;
@@ -370,8 +369,7 @@ public class JetLineMarkerProvider implements LineMarkerProvider {
     public void collectSlowLineMarkers(@NotNull List<PsiElement> elements, @NotNull Collection<LineMarkerInfo> result) {
         if (elements.isEmpty() ||
             DumbService.getInstance(elements.get(0).getProject()).isDumb() ||
-            !ProjectRootsUtil.isInSource(elements.get(0)) ||
-            JetModuleTypeManager.getInstance().isKtFileInGradleProjectInWrongFolder(elements.get(0))) {
+            !ProjectRootsUtil.isInSourceWithGradleCheck(elements.get(0))) {
             return;
         }
 
diff --git a/idea/src/org/jetbrains/jet/plugin/search/ideaExtensions/KotlinReferencesSearcher.java b/idea/src/org/jetbrains/jet/plugin/search/ideaExtensions/KotlinReferencesSearcher.java
index 1f268887313..b40894867d1 100644
--- a/idea/src/org/jetbrains/jet/plugin/search/ideaExtensions/KotlinReferencesSearcher.java
+++ b/idea/src/org/jetbrains/jet/plugin/search/ideaExtensions/KotlinReferencesSearcher.java
@@ -30,7 +30,6 @@ import org.jetbrains.jet.asJava.LightClassUtil;
 import org.jetbrains.jet.lang.psi.*;
 import org.jetbrains.jet.lang.resolve.java.jetAsJava.KotlinLightMethod;
 import org.jetbrains.jet.plugin.ProjectRootsUtil;
-import org.jetbrains.jet.plugin.configuration.JetModuleTypeManager;
 import org.jetbrains.jet.plugin.search.usagesSearch.*;
 
 public class KotlinReferencesSearcher extends QueryExecutorBase<PsiReference, ReferencesSearch.SearchParameters> {
@@ -59,9 +58,7 @@ public class KotlinReferencesSearcher extends QueryExecutorBase<PsiReference, Re
         PsiElement element = queryParameters.getElementToSearch();
 
         final PsiNamedElement unwrappedElement = AsJavaPackage.getNamedUnwrappedElement(element);
-        if (unwrappedElement == null
-            || !ProjectRootsUtil.isInSource(unwrappedElement)
-            || JetModuleTypeManager.getInstance().isKtFileInGradleProjectInWrongFolder(unwrappedElement)) return;
+        if (unwrappedElement == null || !ProjectRootsUtil.isInSourceWithGradleCheck(unwrappedElement)) return;
 
         ApplicationManager.getApplication().runReadAction(
                 new Runnable() {