49 lines
1.8 KiB
C#
49 lines
1.8 KiB
C#
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//
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// IImmutableSet.cs
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//
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// Authors:
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// Alexander Chebaturkin (chebaturkin@gmail.com)
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//
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// Copyright (C) 2011 Alexander Chebaturkin
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.Collections.Generic;
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using System.IO;
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namespace Mono.CodeContracts.Static.DataStructures {
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interface IImmutableSet<T> {
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T Any { get; }
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int Count { get; }
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IEnumerable<T> Elements { get; }
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IImmutableSet<T> Add (T item);
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IImmutableSet<T> AddRange (IEnumerable<T> item);
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IImmutableSet<T> Remove (T item);
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bool Contains (T item);
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bool IsContainedIn (IImmutableSet<T> that);
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IImmutableSet<T> Intersect (IImmutableSet<T> that);
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IImmutableSet<T> Union (IImmutableSet<T> that);
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void Visit (Action<T> visitor);
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void Dump (TextWriter tw);
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}
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}
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