// 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.

namespace Microsoft.CodeAnalysis.Features.RQName;

/// <summary>
/// Helpers related to <see cref="RQName"/>s.
/// </summary>
internal static class RQNameInternal
{
    /// <summary>
    /// Returns an RQName for the given symbol, or <see langword="null"/> if the symbol cannot be represented by an RQName.
    /// </summary>
    /// <param name="symbol">The symbol to build an RQName for.</param>
    public static string? From(ISymbol symbol)
    {
        var node = RQNodeBuilder.Build(symbol);

        if (node == null)
        {
            return null;
        }

        return ParenthesesTreeWriter.ToParenthesesFormat(node.ToSimpleTree());
    }
}