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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace System.Data.Entity
{
using System.Collections.Generic;
using System.Data.Entity.Infrastructure;
using System.Diagnostics;
using System.Diagnostics.Contracts;
using System.Threading;
using System.Threading.Tasks;
public static class EnumeratorExtensions
{
public static List<T> ToList<T>(this IEnumerator<T> enumerator)
{
Debug.Assert(enumerator != null);
var resultList = new List<T>();
while (enumerator.MoveNext())
{
resultList.Add(enumerator.Current);
}
return resultList;
}
#if !NET40
public static Task<List<T>> ToListAsync<T>(this IDbAsyncEnumerator<T> enumerator)
{
return enumerator.ToListAsync(CancellationToken.None);
}
public static async Task<List<T>> ToListAsync<T>(this IDbAsyncEnumerator<T> enumerator, CancellationToken cancellationToken)
{
Debug.Assert(enumerator != null);
var resultList = new List<T>();
while (await enumerator.MoveNextAsync(cancellationToken))
{
resultList.Add(enumerator.Current);
}
return resultList;
}
#endif
}
}
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