// 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.

#nullable disable

using System.Composition;
using System.Diagnostics.CodeAnalysis;
using Microsoft.CodeAnalysis.CodeRefactorings;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.InvertConditional;

namespace Microsoft.CodeAnalysis.CSharp.InvertConditional;

[ExtensionOrder(Before = PredefinedCodeRefactoringProviderNames.IntroduceVariable)]
[ExportCodeRefactoringProvider(LanguageNames.CSharp, Name = PredefinedCodeRefactoringProviderNames.InvertConditional), Shared]
[method: ImportingConstructor]
[method: SuppressMessage("RoslynDiagnosticsReliability", "RS0033:Importing constructor should be [Obsolete]", Justification = "Used in test code: https://github.com/dotnet/roslyn/issues/42814")]
internal sealed class CSharpInvertConditionalCodeRefactoringProvider()
    : AbstractInvertConditionalCodeRefactoringProvider<ConditionalExpressionSyntax>
{

    // Don't offer if the conditional is missing the colon and the conditional is too incomplete.
    protected override bool ShouldOffer(ConditionalExpressionSyntax conditional)
        => !conditional.ColonToken.IsMissing;
}