// 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.Collections.Immutable;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.ErrorReporting;
 
namespace Microsoft.CodeAnalysis.EditAndContinue
{
    internal sealed class ActiveStatementSpanProviderCallback
    {
        private readonly ActiveStatementSpanProvider _provider;
 
        public ActiveStatementSpanProviderCallback(ActiveStatementSpanProvider provider)
            => _provider = provider;
 
        /// <summary>
        /// Remote API.
        /// </summary>
        public async ValueTask<ImmutableArray<ActiveStatementSpan>> GetSpansAsync(DocumentId? documentId, string filePath, CancellationToken cancellationToken)
        {
            try
            {
                return await _provider(documentId, filePath, cancellationToken).ConfigureAwait(false);
            }
            catch (Exception e) when (FatalError.ReportAndCatchUnlessCanceled(e, cancellationToken))
            {
                return ImmutableArray<ActiveStatementSpan>.Empty;
            }
        }
    }
}