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//
// SemanticEquivalence.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2015 Xamarin Inc. (http://xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.Reflection;
using Microsoft.CodeAnalysis;
using System.Runtime.ExceptionServices;
using System.ComponentModel.Design;
namespace ICSharpCode.NRefactory6.CSharp
{
static class SemanticEquivalence
{
readonly static Type typeInfo;
static SemanticEquivalence ()
{
typeInfo = Type.GetType ("Microsoft.CodeAnalysis.Shared.Extensions.SemanticEquivalence" + ReflectionNamespaces.WorkspacesAsmName, true);
areSemanticallyEquivalentMethod = typeInfo.GetMethod ("AreSemanticallyEquivalent", BindingFlags.Static | BindingFlags.Public);
}
static readonly MethodInfo areSemanticallyEquivalentMethod;
public static bool AreSemanticallyEquivalent(
SemanticModel semanticModel1,
SemanticModel semanticModel2,
SyntaxNode node1,
SyntaxNode node2,
Func<SyntaxNode, bool> predicate = null)
{
try {
return (bool)areSemanticallyEquivalentMethod.Invoke (null, new object[] {
semanticModel1,
semanticModel2,
node1,
node2,
predicate
});
} catch (TargetInvocationException ex) {
ExceptionDispatchInfo.Capture(ex.InnerException).Throw();
return false;
}
}
}
}
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