namespace Microsoft.CodeAnalysis.CSharp
{
    public abstract class CSharpSyntaxTree : SyntaxTree
    {
        [EditorBrowsable(EditorBrowsableState.Never)]
        [Obsolete("The diagnosticOptions parameter is obsolete due to performance problems, if you are passing non-null use CompilationOptions.SyntaxTreeOptionsProvider instead", false)]
        public static SyntaxTree! ParseText(string! text, CSharpParseOptions? options, string! path, Encoding? encoding, ImmutableDictionary<string!, ReportDiagnostic>? diagnosticOptions, CancellationToken cancellationToken);
    }
}