28 lines
708 B
C#
28 lines
708 B
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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// Tests caching of closed generic anonymous delegates
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static class C
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{
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public static decimal Average<TSource> (this IEnumerable<TSource> source, Func<TSource, decimal> selector)
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{
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return source.Select (selector).Average<decimal, decimal, decimal> ((a, b) => a + b, (a, b) => a / b);
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}
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static TResult Average<TElement, TAggregate, TResult> (this IEnumerable<TElement> source,
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Func<TAggregate, TElement, TAggregate> func, Func<TAggregate, TElement, TResult> result)
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where TElement : struct
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where TAggregate : struct
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where TResult : struct
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{
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throw new InvalidOperationException ();
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}
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public static void Main ()
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{
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}
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}
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