63 lines
2.3 KiB
C#
63 lines
2.3 KiB
C#
//
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// BooleanExtensions.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) 2012 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 Mono.CodeContracts.Static.Lattices;
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namespace Mono.CodeContracts.Static.DataStructures
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{
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static class BooleanExtensions
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{
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/// <summary>
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/// Returns value and sets result to a resultValue.
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/// </summary>
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public static bool With<T>(this bool value, T resultValue, out T result)
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{
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result = resultValue;
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return value;
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}
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/// <summary>
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/// Returns value and sets result to a default(T).
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/// </summary>
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public static bool Without<T>(this bool value, out T result)
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{
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result = default(T);
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return value;
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}
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/// <summary>
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/// Returns ProofOutcome value based on input.
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/// </summary>
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/// <param name="condition">Condition to check.</param>
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/// <returns><see cref="ProofOutcome.True"/> if condition holds, otherwise <see cref="ProofOutcome.Top"/></returns>
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public static FlatDomain<bool> ToTrueOrTop(this bool condition)
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{
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return condition ? ProofOutcome.True : ProofOutcome.Top;
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}
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}
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} |