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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team
//
// 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.Collections.Generic;
using System.Globalization;
using System.Linq;
using ICSharpCode.NRefactory.TypeSystem;
namespace ICSharpCode.NRefactory.Semantics
{
/// <summary>
/// Represents the resolve result of an 'ref x' or 'out x' expression.
/// </summary>
public class ByReferenceResolveResult : ResolveResult
{
public bool IsOut { get; private set; }
public bool IsRef { get { return !IsOut;} }
public readonly ResolveResult ElementResult;
public ByReferenceResolveResult(ResolveResult elementResult, bool isOut)
: this(elementResult.Type, isOut)
{
this.ElementResult = elementResult;
}
public ByReferenceResolveResult(IType elementType, bool isOut)
: base(new ByReferenceType(elementType))
{
this.IsOut = isOut;
}
public IType ElementType {
get { return ((ByReferenceType)this.Type).ElementType; }
}
public override IEnumerable<ResolveResult> GetChildResults()
{
if (ElementResult != null)
return new[] { ElementResult };
else
return Enumerable.Empty<ResolveResult>();
}
public override string ToString()
{
return string.Format(CultureInfo.InvariantCulture, "[{0} {1} {2}]", GetType().Name, IsOut ? "out" : "ref", ElementType);
}
}
}
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