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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Collections.Generic;
using System.Linq;
using Roslyn.Utilities;
namespace Microsoft.CodeAnalysis.Shared.Extensions;
internal static partial class INamespaceSymbolExtensions
{
private sealed class Comparer : IEqualityComparer<INamespaceSymbol?>
{
public bool Equals(INamespaceSymbol? x, INamespaceSymbol? y)
=> GetNameParts(x).SequenceEqual(GetNameParts(y));
public int GetHashCode(INamespaceSymbol? obj)
=> GetNameParts(obj).Aggregate(0, (a, v) => Hash.Combine(v, a));
}
}
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