/*
 * Copyright (c) 2000-2005 by JetBrains s.r.o. All Rights Reserved.
 * Use is subject to license terms.
 */
package com.intellij.util;

import org.jetbrains.annotations.Nullable;

/**
 * @author peter
 */
public interface NullableFunction<Dom, Img> extends Function<Dom,Img> {
  @Nullable
  Img fun(final Dom dom);
}

@@ -310,11 +310,133 @@
 om dom);
+%0A%0A  NullableFunction NULL = new NullableFunction() %7B%0A    public Object fun(final Object o) %7B%0A      return null;%0A    %7D%0A  %7D;
 %0A%7D%0A

create attribute member quickfix: by type, by column types calculation