39 lines
527 B
C#
39 lines
527 B
C#
// Compiler options: -langversion:experimental
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using System;
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class RecursiveNamedPattern
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{
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public static int Main ()
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{
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object o = new C ();
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bool b = o is C (name2: "", name1: -2);
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if (b)
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return 1;
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b = o is C (name2: "n2", name1: -2);
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if (!b)
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return 2;
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b = o is C ();
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if (b)
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return 3;
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return 0;
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}
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}
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class C
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{
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public static bool operator is (C c, out long name1, out string name2)
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{
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name1 = -2;
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name2 = "n2";
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return true;
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}
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public static bool operator is (C c)
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{
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return false;
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}
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} |