// Copyright (c) Microsoft. All rights reserved.

// Licensed under the MIT license. See LICENSE file in the project root for full license information.

using System.Diagnostics.Contracts;

namespace System.IO

{

[Pure]

internal static class __Error

{

internal static Exception GetFileNotOpen()

{

return new ObjectDisposedException(null, SR.ObjectDisposed_FileClosed);

}

internal static Exception GetReadNotSupported()

{

return new NotSupportedException(SR.NotSupported_UnreadableStream);

}

internal static Exception GetSeekNotSupported()

{

return new NotSupportedException(SR.NotSupported_UnseekableStream);

}

internal static Exception GetWriteNotSupported()

{

return new NotSupportedException(SR.NotSupported_UnwritableStream);

}

}

}