File: CodeModel\ParameterFlagsExtensions.cs
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Project: src\src\VisualStudio\CSharp\Impl\Microsoft.VisualStudio.LanguageServices.CSharp_4slr1l2i_wpftmp.csproj (Microsoft.VisualStudio.LanguageServices.CSharp)
// 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 Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Syntax;
 
namespace Microsoft.VisualStudio.LanguageServices.CSharp.CodeModel
{
    internal static class ParameterFlagsExtensions
    {
        public static ParameterFlags GetParameterFlags(this ParameterSyntax parameter)
        {
            ParameterFlags result = 0;
 
            foreach (var modifier in parameter.Modifiers)
            {
                switch (modifier.Kind())
                {
                    case SyntaxKind.RefKeyword:
                        result |= ParameterFlags.Ref;
                        break;
                    case SyntaxKind.OutKeyword:
                        result |= ParameterFlags.Out;
                        break;
                    case SyntaxKind.ParamsKeyword:
                        result |= ParameterFlags.Params;
                        break;
                }
            }
 
            return result;
        }
    }
}