// 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.Immutable;

namespace Roslyn.Utilities;

internal static class ComparerWithState
{
    public static int CompareTo<T, S>(T first, T second, S state, ImmutableArray<Func<T, S, IComparable>> comparableMethods)
    {
        foreach (var comparableMethod in comparableMethods)
        {
            var comparison = comparableMethod(first, state).CompareTo(comparableMethod(second, state));
            if (comparison != 0)
            {
                return comparison;
            }
        }

        return 0;
    }

    public static int CompareTo<T>(T first, T second, ImmutableArray<Func<T, IComparable>> comparableMethods)
    {
        foreach (var comparableMethod in comparableMethods)
        {
            var comparison = comparableMethod(first).CompareTo(comparableMethod(second));
            if (comparison != 0)
            {
                return comparison;
            }
        }

        return 0;
    }
}