diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/DeclarationResolver.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/DeclarationResolver.java
index d612be5663c..966ef0b6de1 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/DeclarationResolver.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/DeclarationResolver.java
@@ -32,7 +32,7 @@ import org.jetbrains.jet.lang.descriptors.impl.MutablePackageFragmentDescriptor;
 import org.jetbrains.jet.lang.descriptors.impl.PackageLikeBuilder;
 import org.jetbrains.jet.lang.diagnostics.Errors;
 import org.jetbrains.jet.lang.psi.*;
-import org.jetbrains.jet.lang.resolve.lazy.ResolveSession;
+import org.jetbrains.jet.lang.resolve.lazy.KotlinCodeAnalyzer;
 import org.jetbrains.jet.lang.resolve.lazy.descriptors.LazyPackageDescriptor;
 import org.jetbrains.jet.lang.resolve.name.FqName;
 import org.jetbrains.jet.lang.resolve.name.Name;
@@ -396,7 +396,7 @@ public class DeclarationResolver {
         }
     }
 
-    public void checkRedeclarationsInPackages(@NotNull ResolveSession resolveSession, @NotNull Multimap<FqName, JetElement> topLevelFqNames) {
+    public void checkRedeclarationsInPackages(@NotNull KotlinCodeAnalyzer resolveSession, @NotNull Multimap<FqName, JetElement> topLevelFqNames) {
         for (Map.Entry<FqName, Collection<JetElement>> entry : topLevelFqNames.asMap().entrySet()) {
             FqName fqName = entry.getKey();
             Collection<JetElement> declarationsOrPackageDirectives = entry.getValue();
@@ -417,7 +417,7 @@ public class DeclarationResolver {
     }
 
     @NotNull
-    private static Set<DeclarationDescriptor> getTopLevelDescriptorsByFqName(@NotNull ResolveSession resolveSession, @NotNull FqName fqName) {
+    private static Set<DeclarationDescriptor> getTopLevelDescriptorsByFqName(@NotNull KotlinCodeAnalyzer resolveSession, @NotNull FqName fqName) {
         FqName parentFqName = fqName.parent();
 
         Set<DeclarationDescriptor> descriptors = new HashSet<DeclarationDescriptor>();
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/LazyTopDownAnalyzer.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/LazyTopDownAnalyzer.java
index 6b506d86917..3f2833ae3dc 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/LazyTopDownAnalyzer.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/LazyTopDownAnalyzer.java
@@ -23,8 +23,8 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.jet.lang.descriptors.*;
 import org.jetbrains.jet.lang.psi.*;
+import org.jetbrains.jet.lang.resolve.lazy.KotlinCodeAnalyzer;
 import org.jetbrains.jet.lang.resolve.lazy.LazyImportScope;
-import org.jetbrains.jet.lang.resolve.lazy.ResolveSession;
 import org.jetbrains.jet.lang.resolve.lazy.descriptors.LazyClassDescriptor;
 import org.jetbrains.jet.lang.resolve.name.FqName;
 
@@ -82,7 +82,7 @@ public class LazyTopDownAnalyzer {
 
     @NotNull
     public TopDownAnalysisContext analyzeDeclarations(
-            final ResolveSession resolveSession,
+            final KotlinCodeAnalyzer resolveSession,
             @NotNull TopDownAnalysisParameters topDownAnalysisParameters,
             @NotNull Collection<? extends PsiElement> declarations
     ) {
@@ -230,7 +230,7 @@ public class LazyTopDownAnalyzer {
         return c;
     }
 
-    private static void resolveImportsInAllFiles(TopDownAnalysisContext c, ResolveSession resolveSession) {
+    private static void resolveImportsInAllFiles(TopDownAnalysisContext c, KotlinCodeAnalyzer resolveSession) {
         for (JetFile file : c.getFiles()) {
             resolveAndCheckImports(file, resolveSession);
         }
@@ -248,7 +248,7 @@ public class LazyTopDownAnalyzer {
 
     private static void createPropertyDescriptors(
             TopDownAnalysisContext c,
-            ResolveSession resolveSession,
+            KotlinCodeAnalyzer resolveSession,
             Multimap<FqName, JetElement> topLevelFqNames,
             List<JetProperty> properties
     ) {
@@ -266,7 +266,7 @@ public class LazyTopDownAnalyzer {
 
     private static void createFunctionDescriptors(
             TopDownAnalysisContext c,
-            ResolveSession resolveSession,
+            KotlinCodeAnalyzer resolveSession,
             List<JetNamedFunction> functions
     ) {
         for (JetNamedFunction function : functions) {
@@ -278,14 +278,14 @@ public class LazyTopDownAnalyzer {
         }
     }
 
-    private static void resolveAndCheckImports(@NotNull JetFile file, @NotNull ResolveSession resolveSession) {
+    private static void resolveAndCheckImports(@NotNull JetFile file, @NotNull KotlinCodeAnalyzer resolveSession) {
         LazyImportScope fileScope = resolveSession.getScopeProvider().getExplicitImportsScopeForFile(file);
         fileScope.forceResolveAllContents();
     }
 
     private static void registerScope(
             @NotNull TopDownAnalysisContext c,
-            @NotNull ResolveSession resolveSession,
+            @NotNull KotlinCodeAnalyzer resolveSession,
             @Nullable JetDeclaration declaration
     ) {
         if (declaration == null) return;
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/KotlinCodeAnalyzer.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/KotlinCodeAnalyzer.java
index 67d1616c29d..7049c86544e 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/KotlinCodeAnalyzer.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/KotlinCodeAnalyzer.java
@@ -17,26 +17,47 @@
 package org.jetbrains.jet.lang.resolve.lazy;
 
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.ReadOnly;
 import org.jetbrains.jet.lang.descriptors.ClassDescriptor;
 import org.jetbrains.jet.lang.descriptors.DeclarationDescriptor;
 import org.jetbrains.jet.lang.descriptors.ModuleDescriptor;
+import org.jetbrains.jet.lang.descriptors.ScriptDescriptor;
 import org.jetbrains.jet.lang.psi.JetClassOrObject;
 import org.jetbrains.jet.lang.psi.JetDeclaration;
+import org.jetbrains.jet.lang.psi.JetScript;
 import org.jetbrains.jet.lang.resolve.BindingContext;
+import org.jetbrains.jet.lang.resolve.lazy.descriptors.LazyPackageDescriptor;
+import org.jetbrains.jet.lang.resolve.name.FqName;
+
+import java.util.Collection;
 
 public interface KotlinCodeAnalyzer {
+    @Nullable
+    LazyPackageDescriptor getPackageFragment(@NotNull FqName fqName);
+
     @NotNull
     ModuleDescriptor getModuleDescriptor();
 
+    @NotNull
+    @ReadOnly
+    Collection<ClassDescriptor> getTopLevelClassDescriptors(@NotNull FqName fqName);
+
     @NotNull
     ClassDescriptor getClassDescriptor(@NotNull JetClassOrObject classOrObject);
 
+    @NotNull
+    ScriptDescriptor getScriptDescriptor(@NotNull JetScript script);
+
     @NotNull
     BindingContext getBindingContext();
 
     @NotNull
     DeclarationDescriptor resolveToDescriptor(JetDeclaration declaration);
 
+    @NotNull
+    ScopeProvider getScopeProvider();
+
     /**
      * Forces all descriptors to be resolved.
      *
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/ResolveSession.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/ResolveSession.java
index b9c5682f04e..55880133b6f 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/ResolveSession.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/ResolveSession.java
@@ -192,6 +192,7 @@ public class ResolveSession implements KotlinCodeAnalyzer {
         return packageFragmentProvider;
     }
 
+    @Override
     @Nullable
     public LazyPackageDescriptor getPackageFragment(@NotNull FqName fqName) {
         return packages.invoke(fqName);
@@ -227,6 +228,7 @@ public class ResolveSession implements KotlinCodeAnalyzer {
         return exceptionTracker;
     }
 
+    @Override
     @NotNull
     @ReadOnly
     public Collection<ClassDescriptor> getTopLevelClassDescriptors(@NotNull FqName fqName) {
@@ -288,6 +290,7 @@ public class ResolveSession implements KotlinCodeAnalyzer {
         return (ClassDescriptor) classifier;
     }
 
+    @Override
     @NotNull
     public ScriptDescriptor getScriptDescriptor(@NotNull JetScript script) {
         return scriptDescriptors.invoke(script);
@@ -472,6 +475,7 @@ public class ResolveSession implements KotlinCodeAnalyzer {
         }
     }
 
+    @Override
     @NotNull
     public ScopeProvider getScopeProvider() {
         return scopeProvider;
diff --git a/idea/src/org/jetbrains/jet/plugin/project/ResolveSessionForBodies.java b/idea/src/org/jetbrains/jet/plugin/project/ResolveSessionForBodies.java
index a5560566aa9..d957faa4e14 100644
--- a/idea/src/org/jetbrains/jet/plugin/project/ResolveSessionForBodies.java
+++ b/idea/src/org/jetbrains/jet/plugin/project/ResolveSessionForBodies.java
@@ -19,17 +19,24 @@ package org.jetbrains.jet.plugin.project;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.ModificationTracker;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.ReadOnly;
 import org.jetbrains.jet.lang.descriptors.ClassDescriptor;
 import org.jetbrains.jet.lang.descriptors.DeclarationDescriptor;
 import org.jetbrains.jet.lang.descriptors.ModuleDescriptor;
-import org.jetbrains.jet.lang.psi.JetClassOrObject;
-import org.jetbrains.jet.lang.psi.JetDeclaration;
-import org.jetbrains.jet.lang.psi.JetElement;
-import org.jetbrains.jet.lang.psi.JetFile;
+import org.jetbrains.jet.lang.descriptors.ScriptDescriptor;
+import org.jetbrains.jet.lang.psi.*;
 import org.jetbrains.jet.lang.resolve.BindingContext;
 import org.jetbrains.jet.lang.resolve.lazy.KotlinCodeAnalyzer;
 import org.jetbrains.jet.lang.resolve.lazy.ResolveSession;
+import org.jetbrains.jet.lang.resolve.lazy.ScopeProvider;
+import org.jetbrains.jet.lang.resolve.lazy.descriptors.LazyPackageDescriptor;
+import org.jetbrains.jet.lang.resolve.name.FqName;
 import org.jetbrains.jet.plugin.caches.resolve.KotlinResolveCache;
+import org.jetbrains.jet.storage.ExceptionTracker;
+import org.jetbrains.jet.storage.StorageManager;
+
+import java.util.Collection;
 
 public class ResolveSessionForBodies implements KotlinCodeAnalyzer, ModificationTracker {
     private final Object createdForObject;
@@ -100,4 +107,39 @@ public class ResolveSessionForBodies implements KotlinCodeAnalyzer, Modification
     public KotlinResolveCache getResolveCache() {
         return resolveCache;
     }
+
+    @Override
+    @Nullable
+    public LazyPackageDescriptor getPackageFragment(@NotNull FqName fqName) {
+        return resolveSession.getPackageFragment(fqName);
+    }
+
+    @Override
+    @NotNull
+    @ReadOnly
+    public Collection<ClassDescriptor> getTopLevelClassDescriptors(@NotNull FqName fqName) {
+        return resolveSession.getTopLevelClassDescriptors(fqName);
+    }
+
+    @Override
+    @NotNull
+    public ScriptDescriptor getScriptDescriptor(@NotNull JetScript script) {
+        return resolveSession.getScriptDescriptor(script);
+    }
+
+    @Override
+    @NotNull
+    public ScopeProvider getScopeProvider() {
+        return resolveSession.getScopeProvider();
+    }
+
+    @NotNull
+    public StorageManager getStorageManager() {
+        return resolveSession.getStorageManager();
+    }
+
+    @NotNull
+    public ExceptionTracker getExceptionTracker() {
+        return resolveSession.getExceptionTracker();
+    }
 }