File: SignatureHelp\SignatureHelpTestItem.cs
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Project: src\src\EditorFeatures\TestUtilities\Microsoft.CodeAnalysis.EditorFeatures.Test.Utilities.csproj (Microsoft.CodeAnalysis.EditorFeatures.Test.Utilities)
// 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.Collections.Immutable;
 
namespace Microsoft.CodeAnalysis.Editor.UnitTests.SignatureHelp
{
    public readonly struct SignatureHelpTestItem
    {
        /// <summary>
        /// Includes prefix, signature, suffix.
        /// </summary>
        public readonly string? Signature;
 
        /// <summary>
        /// The method xml documentation.
        /// </summary>
        public readonly string? MethodDocumentation;
 
        /// <summary>
        /// The (currently selected/expected) parameter documentation. This can be null.
        /// </summary>
        public readonly string? ParameterDocumentation;
 
        /// <summary>
        /// The currently selected parameter index. For some reason it can be null.
        /// For methods without any parameters, it's still 0 if cursor is between the parentheses, "goo($$)" for example.
        /// </summary>
        public readonly int? CurrentParameterIndex;
 
        /// <summary>
        /// Description of the method, such as the list of anonymous types: 
        /// Anonymous Types:
        ///     'a is new { string Name, int Age }
        /// </summary>
        public readonly string? Description;
 
        /// <summary>
        /// Includes prefix, signature, suffix in pretty-printed form (i.e. when the signature wraps).
        /// </summary>
        public readonly string? PrettyPrintedSignature;
 
        /// <summary>
        /// Whether this item is expected to be selected.
        /// Note: If no item is expected to be selected, the verification of the actual selected item is skipped.
        /// </summary>
        public readonly bool IsSelected;
 
        /// <summary>
        /// The classification spans for the method documentation
        /// </summary>
        public readonly ImmutableArray<string>? ClassificationTypeNames;
 
        public SignatureHelpTestItem(
            string? signature,
            string? methodDocumentation = null,
            string? parameterDocumentation = null,
            int? currentParameterIndex = null,
            string? description = null,
            string? prettyPrintedSignature = null,
            bool isSelected = false,
            ImmutableArray<string>? classificationTypeNames = null)
        {
            this.Signature = signature;
            this.MethodDocumentation = methodDocumentation;
            this.ParameterDocumentation = parameterDocumentation;
            this.CurrentParameterIndex = currentParameterIndex;
            this.Description = description;
            this.PrettyPrintedSignature = prettyPrintedSignature;
            this.IsSelected = isSelected;
            this.ClassificationTypeNames = classificationTypeNames;
        }
    }
}