31 lines
1.1 KiB
C#
31 lines
1.1 KiB
C#
// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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using System;
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using System.Runtime.CompilerServices;
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using CommunityToolkit.HighPerformance.Helpers;
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namespace CommunityToolkit.HighPerformance;
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/// <summary>
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/// Helpers for working with the <see cref="HashCode"/> type.
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/// </summary>
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public static class HashCodeExtensions
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{
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/// <summary>
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/// Adds a sequence of <typeparamref name="T"/> values to the hash code.
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/// </summary>
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/// <typeparam name="T">The type of elements in the input <see cref="ReadOnlySpan{T}"/> instance.</typeparam>
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/// <param name="hashCode">The input <see cref="HashCode"/> instance.</param>
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/// <param name="span">The input <see cref="ReadOnlySpan{T}"/> instance.</param>
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static void Add<T>(ref this HashCode hashCode, ReadOnlySpan<T> span)
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where T : notnull
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{
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int hash = HashCode<T>.CombineValues(span);
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hashCode.Add(hash);
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}
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}
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