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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.
#nullable disable
using System.Linq;
using System.Threading;
using Microsoft.CodeAnalysis;
namespace Microsoft.CodeAnalysis.IntroduceVariable;
internal abstract partial class AbstractIntroduceVariableService<TService, TExpressionSyntax, TTypeSyntax, TTypeDeclarationSyntax, TQueryExpressionSyntax, TNameSyntax>
{
private sealed partial class State
{
private bool IsInQueryContext(
CancellationToken cancellationToken)
{
if (!_service.IsInNonFirstQueryClause(Expression))
{
return false;
}
var semanticMap = GetSemanticMap(cancellationToken);
if (!semanticMap.AllReferencedSymbols.Any(s => s is IRangeVariableSymbol))
{
return false;
}
var info = Document.SemanticModel.GetTypeInfo(Expression, cancellationToken);
if (info.Type == null || info.Type.SpecialType == SpecialType.System_Void)
{
return false;
}
return true;
}
}
}
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