// 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.Threading;
using Microsoft.CodeAnalysis.CSharp.Extensions.ContextQuery;
 
namespace Microsoft.CodeAnalysis.CSharp.Completion.KeywordRecommenders;
 
internal class FalseKeywordRecommender : AbstractSyntacticSingleKeywordRecommender
{
    public FalseKeywordRecommender()
        : base(SyntaxKind.FalseKeyword, isValidInPreprocessorContext: true)
    {
    }
 
    protected override bool IsValidContext(int position, CSharpSyntaxContext context, CancellationToken cancellationToken)
    {
        return
            context.IsAnyExpressionContext ||
            context.IsPreProcessorExpressionContext ||
            context.IsStatementContext ||
            context.IsGlobalStatementContext ||
            context.TargetToken.IsUnaryOperatorContext();
    }
}