IReadOnlySet.cs

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// Copyright (c) 2014 Silicon Studio Corp. (http://siliconstudio.co.jp)
// This file is distributed under GPL v3. See LICENSE.md for details.
using System.Collections.Generic;

namespace SiliconStudio.Core.Collections
{
    /// <summary>
    /// Represents a strongly-typed, read-only set of element.
    /// </summary>
    /// <typeparam name="T">The type of the elements.</typeparam>
    public interface IReadOnlySet<T> : IReadOnlyCollection<T>
    {
        /// <summary>
        /// Determines whether the set [contains] [the specified item].
        /// </summary>
        /// <param name="item">The item.</param>
        /// <returns>
        ///   <c>true</c> if the set [contains] [the specified item]; otherwise, <c>false</c>.
        /// </returns>
        bool Contains(T item);
    }
}