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// 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.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.Text;
using Microsoft.VisualStudio.Text;
using Roslyn.Utilities;
namespace Microsoft.CodeAnalysis.Editor.QuickInfo
{
internal static class Extensions
{
/// <summary>
/// clone content of <paramref name="sourceText"/> to new <see cref="ITextBuffer"/>
/// with <see cref="ContentTypeNames.RoslynContentType"/>
/// </summary>
public static ITextBuffer CreateTextBufferWithRoslynContentType(this SourceText sourceText, Workspace workspace)
{
var cloneServices = workspace.Services.SolutionServices.ExportProvider.GetExports<ITextBufferCloneService>();
foreach (var cloneService in cloneServices)
return cloneService.Value.CloneWithRoslynContentType(sourceText);
throw ExceptionUtilities.Unreachable();
}
/// <summary>
/// clone content of <paramref name="sourceText"/> to new <see cref="ITextBuffer"/>
/// with content type of the document
/// </summary>
public static ITextBuffer CloneTextBuffer(this Document document, SourceText sourceText)
{
var contentTypeService = document.Project.Services.GetService<IContentTypeLanguageService>();
var contentType = contentTypeService.GetDefaultContentType();
var cloneServices = document.Project.Solution.Services.ExportProvider.GetExports<ITextBufferCloneService>();
foreach (var cloneService in cloneServices)
return cloneService.Value.Clone(sourceText, contentType);
throw ExceptionUtilities.Unreachable();
}
/// <summary>
/// async version of <see cref="CloneTextBuffer(Document, SourceText)"/>
/// </summary>
public static async Task<ITextBuffer> CloneTextBufferAsync(this Document document, CancellationToken cancellationToken)
{
var sourceText = await document.GetValueTextAsync(cancellationToken).ConfigureAwait(false);
return CloneTextBuffer(document, sourceText);
}
}
}
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