File: Protocol\Navigation\TypeHierarchyItem.cs
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Project: src\src\LanguageServer\Protocol\Microsoft.CodeAnalysis.LanguageServer.Protocol.csproj (Microsoft.CodeAnalysis.LanguageServer.Protocol)
// 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;
using System.Text.Json.Serialization;
 
namespace Roslyn.LanguageServer.Protocol;
 
/// <summary>
/// Represents an item in the type hierarchy
/// <para>
/// See the <see href="https://microsoft.github.io/language-server-protocol/specifications/specification-current/#typeHierarchyItem">Language Server Protocol specification</see> for additional information.
/// </para>
/// </summary>
/// <remarks>Since LSP 3.17</remarks>
internal class TypeHierarchyItem
{
    /// <summary>
    /// The name of this item.
    /// </summary>
    [JsonPropertyName("name")]
    [JsonRequired]
    public string Name { get; init; }
 
    /// <summary>
    /// The kind of this item.
    /// </summary>
    [JsonPropertyName("kind")]
    [JsonRequired]
    public SymbolKind Kind { get; init; }
 
    /// <summary>
    /// Tags for this item.
    /// </summary>
    [JsonPropertyName("tags")]
    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
    public SymbolTag[]? Tags { get; init; }
 
    /// <summary>
    /// More detail for this item, e.g. the signature of a function.
    /// </summary>
    [JsonPropertyName("detail")]
    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
    public string? Detail { get; init; }
 
    /// <summary>
    /// The resource identifier of this item.
    /// </summary>
    [JsonPropertyName("uri")]
    [JsonRequired]
    [JsonConverter(typeof(DocumentUriConverter))]
    public Uri Uri { get; init; }
 
    /// <summary>
    /// The range enclosing this symbol not including leading/trailing whitespace
    /// but everything else, e.g. comments and code.
    /// </summary>
    [JsonPropertyName("range")]
    [JsonRequired]
    public Range Range { get; init; }
 
    /// <summary>
    /// The range that should be selected and revealed when this symbol is being
    /// picked, e.g. the name of a function. Must be contained by the
    /// <see cref="Range"/>
    /// </summary>
    [JsonPropertyName("selectionRange")]
    [JsonRequired]
    public Range SelectionRange { get; init; }
 
    /// <summary>
    /// A data field that is preserved between a type hierarchy prepare and
    /// supertypes or subtypes requests. It could also be used to identify the
    /// type hierarchy in the server, helping improve the performance on
    /// resolving supertypes and subtypes.
    /// </summary>
    [JsonPropertyName("data")]
    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
    public object? Data { get; init; }
}