File: src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\MemberDeclarationSyntaxExtensions.LocalDeclarationMap.cs
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Project: src\src\CodeStyle\CSharp\Analyzers\Microsoft.CodeAnalysis.CSharp.CodeStyle.csproj (Microsoft.CodeAnalysis.CSharp.CodeStyle)
// 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.Collections.Generic;
using System.Collections.Immutable;
 
namespace Microsoft.CodeAnalysis.CSharp.Extensions;
 
internal partial class MemberDeclarationSyntaxExtensions
{
    public readonly struct LocalDeclarationMap
    {
        private readonly Dictionary<string, ImmutableArray<SyntaxToken>> _dictionary;
 
        internal LocalDeclarationMap(Dictionary<string, ImmutableArray<SyntaxToken>> dictionary)
            => _dictionary = dictionary;
 
        public ImmutableArray<SyntaxToken> this[string identifier]
        {
            get
            {
                return _dictionary.TryGetValue(identifier, out var result)
                    ? result
                    : [];
            }
        }
    }
}