// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
using Microsoft.CodeAnalysis;
 
namespace ILLink.Shared.TypeSystemProxy
{
	internal readonly partial struct GenericParameterProxy
	{
		public GenericParameterProxy (ITypeParameterSymbol typeParameterSymbol) => TypeParameterSymbol = typeParameterSymbol;
 
		internal partial bool HasDefaultConstructorConstraint () =>
			TypeParameterSymbol.HasConstructorConstraint |
			TypeParameterSymbol.HasValueTypeConstraint |
			TypeParameterSymbol.HasUnmanagedTypeConstraint;
 
		internal partial bool HasEnumConstraint ()
		{
			foreach (ITypeSymbol constraintType in TypeParameterSymbol.ConstraintTypes) {
				if (constraintType.SpecialType == SpecialType.System_Enum)
					return true;
			}
 
			return false;
		}
 
		public readonly ITypeParameterSymbol TypeParameterSymbol;
 
		public override string ToString () => TypeParameterSymbol.ToString ();
	}
}