48 lines
1.7 KiB
C#
48 lines
1.7 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.Collections.Generic;
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using System.Collections.Immutable;
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using System.Linq;
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using CommunityToolkit.Mvvm.SourceGenerators.Extensions;
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using CommunityToolkit.Mvvm.SourceGenerators.Helpers;
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namespace CommunityToolkit.Mvvm.SourceGenerators.Input.Models;
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/// <summary>
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/// A model with gathered info on all message types being handled by a recipient.
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/// </summary>
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/// <param name="FilenameHint">The filename hint for the current type.</param>
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/// <param name="TypeName">The fully qualified type name of the target type.</param>
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/// <param name="MessageTypes">The name of messages being received.</param>
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internal sealed record RecipientInfo(
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string FilenameHint,
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string TypeName,
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ImmutableArray<string> MessageTypes)
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{
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/// <summary>
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/// An <see cref="IEqualityComparer{T}"/> implementation for <see cref="RecipientInfo"/>.
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/// </summary>
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public sealed class Comparer : Comparer<RecipientInfo, Comparer>
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{
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/// <inheritdoc/>
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protected override void AddToHashCode(ref HashCode hashCode, RecipientInfo obj)
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{
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hashCode.Add(obj.FilenameHint);
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hashCode.Add(obj.TypeName);
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hashCode.AddRange(obj.MessageTypes);
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}
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/// <inheritdoc/>
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protected override bool AreEqual(RecipientInfo x, RecipientInfo y)
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{
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return
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x.FilenameHint == y.FilenameHint &&
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x.TypeName == y.TypeName &&
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x.MessageTypes.SequenceEqual(y.MessageTypes);
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}
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}
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}
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