100 lines
2.6 KiB
C#
100 lines
2.6 KiB
C#
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// SymbolicValue.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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namespace Mono.CodeContracts.Static.Analysis.HeapAnalysis {
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struct SymbolicValue : IEquatable<SymbolicValue>, IComparable<SymbolicValue>, IComparable {
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public readonly SymValue Symbol;
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public SymbolicValue (SymValue symbol)
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{
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this.Symbol = symbol;
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}
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public bool IsNull
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{
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get { return this.Symbol == null; }
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}
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public int MethodLocalId
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{
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get { return this.Symbol.UniqueId; }
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}
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#region Implementation of IEquatable<SymbolicValue>
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public bool Equals (SymbolicValue other)
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{
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return this.Symbol == other.Symbol;
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}
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#endregion
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#region Implementation of IComparable<in SymbolicValue>
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public int CompareTo (SymbolicValue other)
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{
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return this.Symbol.CompareTo (other.Symbol);
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}
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#endregion
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#region Implementation of IComparable
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public int CompareTo (object obj)
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{
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if (!(obj is SymbolicValue))
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return 1;
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return CompareTo ((SymbolicValue) obj);
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}
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#endregion
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public override bool Equals (object obj)
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{
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if (obj is SymbolicValue)
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return Equals ((SymbolicValue) obj);
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return false;
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}
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public override int GetHashCode ()
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{
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return this.Symbol == null ? 0 : this.Symbol.GetHashCode ();
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}
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public override string ToString ()
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{
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if (this.Symbol == null)
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return "<!null!>";
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return this.Symbol.ToString ();
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}
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public static int GetUniqueKey (SymbolicValue arg)
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{
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return SymValue.GetUniqueKey (arg.Symbol);
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}
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}
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}
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