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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using ICSharpCode.NRefactory.Semantics;
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namespace ICSharpCode.NRefactory.TypeSystem.Implementation
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/// A simple constant value that is independent of the resolve context.
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public sealed class SimpleConstantValue : IConstantValue, ISupportsInterning
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public SimpleConstantValue(ITypeReference type, object value)
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throw new ArgumentNullException("type");
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public ResolveResult Resolve(ITypeResolveContext context)
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return new ConstantResolveResult(type.Resolve(context), value);
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[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Globalization", "CA1308:NormalizeStringsToUppercase",
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Justification = "The C# keyword is lower case")]
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public override string ToString()
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else if (value is bool)
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return value.ToString().ToLowerInvariant();
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return value.ToString();
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void ISupportsInterning.PrepareForInterning(IInterningProvider provider)
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type = provider.Intern(type);
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value = provider.Intern(value);
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int ISupportsInterning.GetHashCodeForInterning()
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return type.GetHashCode() ^ (value != null ? value.GetHashCode() : 0);
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bool ISupportsInterning.EqualsForInterning(ISupportsInterning other)
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SimpleConstantValue scv = other as SimpleConstantValue;
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return scv != null && type == scv.type && value == scv.value;