// 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 Microsoft.CodeAnalysis.Editor.Shared.Extensions;
using Microsoft.CodeAnalysis.Editor.Shared.Utilities;
using Microsoft.CodeAnalysis.Text;
using Microsoft.VisualStudio.Text;
 
namespace Microsoft.CodeAnalysis.Editor.Implementation.IntelliSense;
 
internal interface IDocumentProvider
{
    Document GetDocument(ITextSnapshot snapshot, CancellationToken cancellationToken);
}
 
internal class DocumentProvider(IThreadingContext threadingContext) : IDocumentProvider
{
    private readonly IThreadingContext _threadingContext = threadingContext;
 
    public Document GetDocument(ITextSnapshot snapshot, CancellationToken cancellationToken)
    {
        _threadingContext.ThrowIfNotOnBackgroundThread();
        return snapshot.AsText().GetDocumentWithFrozenPartialSemantics(cancellationToken);
    }
}