47 lines
2.1 KiB
C#
47 lines
2.1 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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// This file is ported and adapted from ComputeSharp (Sergio0694/ComputeSharp),
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// more info in ThirdPartyNotices.txt in the root of the project.
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using System.Collections.Immutable;
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using System.Linq;
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using Microsoft.CodeAnalysis;
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namespace CommunityToolkit.Mvvm.SourceGenerators.Diagnostics;
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/// <summary>
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/// Extension methods specifically for creating diagnostics.
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/// </summary>
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internal static class DiagnosticExtensions
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{
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/// <summary>
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/// Adds a new diagnostics to the target builder.
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/// </summary>
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/// <param name="diagnostics">The collection of produced <see cref="Diagnostic"/> instances.</param>
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/// <param name="descriptor">The input <see cref="DiagnosticDescriptor"/> for the diagnostics to create.</param>
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/// <param name="symbol">The source <see cref="ISymbol"/> to attach the diagnostics to.</param>
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/// <param name="args">The optional arguments for the formatted message to include.</param>
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public static void Add(
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this ImmutableArray<Diagnostic>.Builder diagnostics,
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DiagnosticDescriptor descriptor,
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ISymbol symbol,
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params object[] args)
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{
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diagnostics.Add(descriptor.CreateDiagnostic(symbol, args));
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}
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/// <summary>
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/// Creates a new <see cref="Diagnostic"/> instance with the specified parameters.
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/// </summary>
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/// <param name="descriptor">The input <see cref="DiagnosticDescriptor"/> for the diagnostics to create.</param>
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/// <param name="symbol">The source <see cref="ISymbol"/> to attach the diagnostics to.</param>
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/// <param name="args">The optional arguments for the formatted message to include.</param>
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/// <returns>The resulting <see cref="Diagnostic"/> instance.</returns>
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public static Diagnostic CreateDiagnostic(this DiagnosticDescriptor descriptor, ISymbol symbol, params object[] args)
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{
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return Diagnostic.Create(descriptor, symbol.Locations.FirstOrDefault(), args);
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}
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}
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