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28 lines
795 B
28 lines
795 B
5 years ago
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// Needed for NET35 (ConditionalWeakTable)
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#if !NET_4_6
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using System.Collections.Generic;
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using LinqInternal.Threading.Needles;
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namespace LinqInternal.Collections.Specialized
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{
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[System.Diagnostics.DebuggerNonUserCode]
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internal sealed class NeedleConversionEqualityComparer<TNeedle, T> : ConversionEqualityComparer<TNeedle, T>, IEqualityComparer<TNeedle>
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where TNeedle : INeedle<T>
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{
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public NeedleConversionEqualityComparer(IEqualityComparer<T> comparer)
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: base(comparer, Conversion)
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{
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// Empty
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}
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private static T Conversion(TNeedle needle)
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{
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if (ReferenceEquals(needle, null))
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{
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return default(T);
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}
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return needle.Value;
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}
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}
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}
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#endif
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