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src/Workspaces/CSharp/Portable/Simplification/Reducers/CSharpCastReducer.cs
40 строк
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Cyrus Najmabadi
Make sealed
26 мар 2025, 22:21
26 мар 2025, 22:21
d99b771
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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; using System.Threading; using Microsoft.CodeAnalysis.CSharp.Extensions; using Microsoft.CodeAnalysis.CSharp.Simplification.Simplifiers; using Microsoft.CodeAnalysis.CSharp.Syntax; using Microsoft.CodeAnalysis.PooledObjects; using Microsoft.CodeAnalysis.Simplification; namespace Microsoft.CodeAnalysis.CSharp.Simplification; internal sealed partial class CSharpCastReducer : AbstractCSharpReducer { private static readonly ObjectPool<IReductionRewriter> s_pool = new( () => new Rewriter(s_pool)); public CSharpCastReducer() : base(s_pool) { } protected override bool IsApplicable(CSharpSimplifierOptions options) => true; private static readonly Func<CastExpressionSyntax, SemanticModel, SimplifierOptions, CancellationToken, ExpressionSyntax> s_simplifyCast = SimplifyCast; private static ExpressionSyntax SimplifyCast(CastExpressionSyntax node, SemanticModel semanticModel, SimplifierOptions options, CancellationToken cancellationToken) { if (!CastSimplifier.IsUnnecessaryCast(node, semanticModel, cancellationToken)) { return node; } return node.Uncast(); } }