// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
#nullable disable
 
using Microsoft.CodeAnalysis.CSharp.Syntax;
 
namespace Microsoft.CodeAnalysis.CSharp.Extensions
{
    internal static class VariableDeclaratorExtensions
    {
        public static TypeSyntax GetVariableType(this VariableDeclaratorSyntax declarator)
        {
            if (declarator.Parent is VariableDeclarationSyntax variableDeclaration)
            {
                return variableDeclaration.Type;
            }
 
            return null;
        }
 
        public static bool IsTypeInferred(this VariableDeclaratorSyntax variable, SemanticModel semanticModel)
        {
            var variableTypeName = variable.GetVariableType();
            if (variableTypeName == null)
            {
                return false;
            }
 
            return variableTypeName.IsTypeInferred(semanticModel);
        }
    }
}