// 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.Linq;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp.Extensions;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.PooledObjects;
 
namespace Microsoft.CodeAnalysis.CSharp.CodeFixes.AddExplicitCast;
 
internal sealed partial class CSharpAddExplicitCastCodeFixProvider
{
    private class AttributeArgumentFixer : Fixer<AttributeArgumentSyntax, AttributeArgumentListSyntax, AttributeSyntax>
    {
        protected override ExpressionSyntax GetExpressionOfArgument(AttributeArgumentSyntax argument)
            => argument.Expression;
 
        protected override AttributeArgumentSyntax GenerateNewArgument(AttributeArgumentSyntax oldArgument, ITypeSymbol conversionType)
            => oldArgument.WithExpression(oldArgument.Expression.Cast(conversionType));
 
        protected override AttributeArgumentListSyntax GenerateNewArgumentList(AttributeArgumentListSyntax oldArgumentList, ArrayBuilder<AttributeArgumentSyntax> newArguments)
            => oldArgumentList.WithArguments([.. newArguments]);
 
        protected override SeparatedSyntaxList<AttributeArgumentSyntax> GetArgumentsOfArgumentList(AttributeArgumentListSyntax argumentList)
            => argumentList.Arguments;
 
        protected override SymbolInfo GetSpeculativeSymbolInfo(SemanticModel semanticModel, AttributeArgumentListSyntax newArgumentList)
        {
            var newAttribute = (AttributeSyntax)newArgumentList.Parent!;
            return semanticModel.GetSpeculativeSymbolInfo(newAttribute.SpanStart, newAttribute);
        }
    }
}