// 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.Collections.Generic;
 
namespace Microsoft.CodeAnalysis.Shared.Utilities;
 
internal abstract partial class Matcher<T>
{
    private sealed class RepeatMatcher(Matcher<T> matcher) : Matcher<T>
    {
        public override bool TryMatch(IList<T> sequence, ref int index)
        {
            while (matcher.TryMatch(sequence, ref index))
            {
            }
 
            return true;
        }
 
        public override string ToString()
            => string.Format("({0}*)", matcher);
    }
}