39 lines
991 B
C#
39 lines
991 B
C#
using System;
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public class Test {
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public static Comparison<U> WrapComparison<U>(Comparison<U> comparison)
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{
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return delegate(U x, U y) { return comparison(x, y); };
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}
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public delegate int MyComparison<V> (V x, V y);
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public static MyComparison<W> WrapMyComparison<W>(MyComparison<W> myComparison)
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{
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return delegate(W x, W y) { return myComparison(x, y); };
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}
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}
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public class Foo {
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static int compare (int x, int y)
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{ return x - y; }
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static int compare (string x, string y)
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{ return string.Compare (x, y); }
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static void test (int i)
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{
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if (i != 0)
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throw new Exception (""+i);
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}
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public static void Main ()
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{
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Comparison<int> ci = Test.WrapComparison<int> (compare);
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Comparison<string> cs = Test.WrapComparison<string> (compare);
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Test.MyComparison<int> mci = Test.WrapMyComparison<int> (compare);
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Test.MyComparison<string> mcs = Test.WrapMyComparison<string> (compare);
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test (ci (1,1));
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test (cs ("h", "h"));
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test (mci (2,2));
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test (mcs ("g", "g"));
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}
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}
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