// 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.
 
namespace Roslyn.LanguageServer.Protocol
{
    using System.Collections.Generic;
 
    /// <summary>
    /// Well-known semantic token modifiers.
    /// <para>
    /// See the <see href="https://microsoft.github.io/language-server-protocol/specifications/specification-current/#semanticTokenModifiers">Language Server Protocol specification</see> for additional information.
    /// </para>
    /// </summary>
    /// <remarks>Since LSP 3.16</remarks>
    internal static class SemanticTokenModifiers
    {
        /// <summary>
        /// Semantic token modifier for 'declaration'.
        /// </summary>
        public const string Declaration = "declaration";
 
        /// <summary>
        /// Semantic token modifier for 'definition'.
        /// </summary>
        public const string Definition = "definition";
 
        /// <summary>
        /// Semantic token modifier for 'readonly'.
        /// </summary>
        public const string Readonly = "readonly";
 
        /// <summary>
        /// Semantic token modifier for 'static'.
        /// </summary>
        public const string Static = "static";
 
        /// <summary>
        /// Semantic token modifier for 'deprecated'.
        /// </summary>
        public const string Deprecated = "deprecated";
 
        /// <summary>
        /// Semantic token modifier for 'abstract'.
        /// </summary>
        public const string Abstract = "abstract";
 
        /// <summary>
        /// Semantic token modifier for 'async'.
        /// </summary>
        public const string Async = "async";
 
        /// <summary>
        /// Semantic token modifier for 'modification'.
        /// </summary>
        public const string Modification = "modification";
 
        /// <summary>
        /// Semantic token modifier for 'documentation'.
        /// </summary>
        public const string Documentation = "documentation";
 
        /// <summary>
        /// Semantic token modifier for 'defaultLibrary'.
        /// </summary>
        public const string DefaultLibrary = "defaultLibrary";
 
        /// <summary>
        /// Collection containing all well-known semantic tokens modifiers.
        /// </summary>
        public static readonly IReadOnlyList<string> AllModifiers =
        [
            Declaration,
            Definition,
            Readonly,
            Static,
            Deprecated,
            Abstract,
            Async,
            Modification,
            Documentation,
            DefaultLibrary,
        ];
    }
}