Decomposer node properties

idea/src/org/jetbrains/jet/JetNodeTypes.java

@@ -53,7 +53,7 @@ public interface JetNodeTypes {
     JetNodeType TUPLE_TYPE                          = new JetNodeType("TUPLE_TYPE");
     JetNodeType FUNCTION_TYPE                       = new JetNodeType("FUNCTION_TYPE");
     JetNodeType SELF_TYPE                           = new JetNodeType("SELF_TYPE");
-    JetNodeType DECOMPOSER_PROPERTY_LIST            = new JetNodeType("DECOMPOSER_PROPERTY_LIST");
+    JetNodeType DECOMPOSER_PROPERTY_LIST            = new JetNodeType("DECOMPOSER_PROPERTY_LIST", JetDecomposerPropertyList.class);
     // TODO: review
     JetNodeType RECEIVER_TYPE_ATTRIBUTES            = new JetNodeType("RECEIVER_TYPE_ATTRIBUTES");
     JetNodeType PROPERTY_ACCESSOR                   = new JetNodeType("PROPERTY_ACCESSOR");

idea/src/org/jetbrains/jet/lang/psi/JetDecomposer.java

@@ -2,6 +2,11 @@ package org.jetbrains.jet.lang.psi;
 
 import com.intellij.lang.ASTNode;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.jet.JetNodeTypes;
+
+import java.util.Collections;
+import java.util.List;
 
 /**
  * @author max
@@ -15,4 +20,16 @@ public class JetDecomposer extends JetNamedDeclaration {
     public void accept(@NotNull JetVisitor visitor) {
         visitor.visitDecomposer(this);
     }
+
+    @Nullable
+    public JetDecomposerPropertyList getPropertyList() {
+        return (JetDecomposerPropertyList) findChildByType(JetNodeTypes.DECOMPOSER_PROPERTY_LIST);
+    }
+
+    @NotNull
+    public List<JetReferenceExpression> getPropertyReferences() {
+        JetDecomposerPropertyList list = getPropertyList();
+
+        return list != null ? list.getPropertyReferences() : Collections.<JetReferenceExpression>emptyList();
+    }
 }

idea/src/org/jetbrains/jet/lang/psi/JetDecomposerPropertyList.java

@@ -0,0 +1,26 @@
+package org.jetbrains.jet.lang.psi;
+
+import com.intellij.lang.ASTNode;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.jet.JetNodeTypes;
+
+import java.util.List;
+
+/**
+ * @author max
+ */
+public class JetDecomposerPropertyList extends JetNamedDeclaration {
+    public JetDecomposerPropertyList(@NotNull ASTNode node) {
+        super(node);
+    }
+
+    @Override
+    public void accept(@NotNull JetVisitor visitor) {
+        visitor.visitDecomposerPropertyList(this);
+    }
+
+    @NotNull
+    public List<JetReferenceExpression> getPropertyReferences() {
+        return findChildrenByType(JetNodeTypes.REFERENCE_EXPRESSION);
+    }
+}

idea/src/org/jetbrains/jet/lang/psi/JetVisitor.java

@@ -34,6 +34,10 @@ public class JetVisitor extends PsiElementVisitor {
         visitDeclaration(decomposer);
     }
 
+    public void visitDecomposerPropertyList(JetDecomposerPropertyList propertyList) {
+        visitJetElement(propertyList);
+    }
+
     public void visitExtension(JetExtension extension) {
         visitDeclaration(extension);
     }