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// Copyright (c) 2010-2013 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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namespace ICSharpCode.NRefactory.TypeSystem.Implementation
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/// Resolve context represents the minimal mscorlib required for evaluating constants.
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/// This contains all known types (<see cref="KnownTypeCode"/>) and no other types.
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public sealed class MinimalCorlib : DefaultUnresolvedAssembly
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static readonly Lazy<MinimalCorlib> instance = new Lazy<MinimalCorlib>(() => new MinimalCorlib());
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public static MinimalCorlib Instance {
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get { return instance.Value; }
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public ICompilation CreateCompilation()
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return new SimpleCompilation(new DefaultSolutionSnapshot(), this);
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private MinimalCorlib() : base("corlib")
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var types = new DefaultUnresolvedTypeDefinition[KnownTypeReference.KnownTypeCodeCount];
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for (int i = 0; i < types.Length; i++) {
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var typeRef = KnownTypeReference.Get((KnownTypeCode)i);
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if (typeRef != null) {
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types[i] = new DefaultUnresolvedTypeDefinition(typeRef.Namespace, typeRef.Name);
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for (int j = 0; j < typeRef.TypeParameterCount; j++) {
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types[i].TypeParameters.Add(new DefaultUnresolvedTypeParameter(EntityType.TypeDefinition, j));
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AddTypeDefinition(types[i]);
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for (int i = 0; i < types.Length; i++) {
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var typeRef = KnownTypeReference.Get((KnownTypeCode)i);
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if (typeRef != null && typeRef.baseType != KnownTypeCode.None) {
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types[i].BaseTypes.Add(types[(int)typeRef.baseType]);
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if (typeRef.baseType == KnownTypeCode.ValueType && i != (int)KnownTypeCode.Enum) {
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types[i].Kind = TypeKind.Struct;