// 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.
 
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading.Tasks;
 
namespace Microsoft.VisualStudio.LanguageServices.Utilities
{
    internal class ViewModelBase : INotifyPropertyChanged
    {
        public event PropertyChangedEventHandler? PropertyChanged;
 
        protected void SetProperty<T>(ref T field, T value, [CallerMemberName] string name = "")
        {
            if (EqualityComparer<T>.Default.Equals(field, value))
            {
                return;
            }
 
            field = value;
            NotifyPropertyChanged(name);
        }
 
        protected void NotifyPropertyChanged(string name)
            => PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(name));
    }
}