61 lines
2.1 KiB
C#
61 lines
2.1 KiB
C#
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//
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// VisitorForIsBinaryExpression.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 Mono.CodeContracts.Static.AST;
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using Mono.CodeContracts.Static.DataStructures;
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namespace Mono.CodeContracts.Static.Analysis.ExpressionAnalysis.Decoding {
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class VisitorForIsBinaryExpression<V, E> : QueryVisitor<V, E>
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where V : IEquatable<V> where E : IEquatable<E> {
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private BinaryOperator op;
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private E left;
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private E right;
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public static bool IsBinary (E expr, out BinaryOperator bop, out E left, out E right, FullExpressionDecoder<V,E> decoder)
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{
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VisitorForIsBinaryExpression<V, E> v = decoder.BinaryExpressionVisitor;
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bool res = Decode (expr, v, decoder);
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bop = v.op;
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left = v.left;
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right = v.right;
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return res;
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}
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public override bool Binary (E pc, BinaryOperator op, V dest, E operand1, E operand2, Dummy data)
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{
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this.op = op;
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this.left = operand1;
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this.right = operand2;
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return true;
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}
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}
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}
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