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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;
using System.Collections.Generic;
using System.Composition;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.Host.Mef;
using Microsoft.CodeAnalysis.RemoveUnusedMembers;
namespace Microsoft.CodeAnalysis.CSharp.RemoveUnusedMembers;
[ExportCodeFixProvider(LanguageNames.CSharp, Name = PredefinedCodeFixProviderNames.RemoveUnusedMembers), Shared]
[method: ImportingConstructor]
[method: Obsolete(MefConstruction.ImportingConstructorMessage, error: true)]
internal sealed class CSharpRemoveUnusedMembersCodeFixProvider() : AbstractRemoveUnusedMembersCodeFixProvider<FieldDeclarationSyntax>
{
/// <summary>
/// This method adjusts the <paramref name="declarators"/> to remove based on whether or not all variable declarators
/// within a field declaration should be removed,
/// i.e. if all the fields declared within a field declaration are unused,
/// we can remove the entire field declaration instead of individual variable declarators.
/// </summary>
protected override void AdjustAndAddAppropriateDeclaratorsToRemove(HashSet<FieldDeclarationSyntax> fieldDeclarators, HashSet<SyntaxNode> declarators)
{
foreach (var fieldDeclarator in fieldDeclarators)
{
AdjustAndAddAppropriateDeclaratorsToRemove(fieldDeclarator, fieldDeclarator.Declaration.Variables, declarators);
}
}
}
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