// 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.Diagnostics.CodeAnalysis;
using Microsoft.CodeAnalysis.Shared.Collections;
 
namespace Microsoft.CodeAnalysis.PatternMatching;
 
internal static class PatternMatcherExtensions
{
    public static PatternMatch? GetFirstMatch(this PatternMatcher matcher, string? candidate)
    {
        using var matches = TemporaryArray<PatternMatch>.Empty;
        matcher.AddMatches(candidate, ref matches.AsRef());
        return matches.Count > 0 ? matches[0] : null;
    }
 
    public static bool Matches(this PatternMatcher matcher, [NotNullWhen(true)] string? candidate)
        => matcher.GetFirstMatch(candidate) != null;
}